Cheyenne, Wyoming
Regional Weather Alerts
| Alert: | High Wind Warning |
| Area(s): | Absaroka Mountains; Wind River Mountains East |
| Effective: | 2026-03-12 @ 3:53 pm -> 2026-03-13 @ 1:00 am |
| Onset: | 2026-03-12 @ 3:53 pm -> 2026-03-13 @ 1:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-03-12 @ 3:53 pm |
| Headline: | High Wind Warning issued March 12 at 2:53PM MDT until March 13 at 12:00AM MDT by NWS Riverton WY |
| Description: |
* WHAT...West winds 40 to 50 mph with gusts up to 80 mph. * WHERE...Wind River Mountains East and Absaroka Mountains. * WHEN...Until midnight MDT tonight. * IMPACTS...Travel will be difficult, especially for high profile vehicles traveling Highway 28 (South Pass) or Highway 296 (Chief Joseph Pass). |
| Alert: | High Wind Warning |
| Area(s): | Green Mountains and Rattlesnake Range; Natrona County Lower Elevations; Casper Mountain |
| Effective: | 2026-03-12 @ 3:53 pm -> 2026-03-13 @ 1:00 am |
| Onset: | 2026-03-12 @ 3:53 pm -> 2026-03-13 @ 1:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-03-12 @ 3:53 pm |
| Headline: | High Wind Warning issued March 12 at 2:53PM MDT until March 13 at 12:00AM MDT by NWS Riverton WY |
| Description: |
* WHAT...West winds 35 to 45 mph with gusts up to 80 mph. * WHERE...Casper Mountain, Green Mountains and Rattlesnake Range, and Natrona County Lower Elevations. * WHEN...Until midnight MDT tonight. * IMPACTS...Travel will be difficult, especially for high profile vehicles. |
| Alert: | High Wind Warning |
| Area(s): | Cody Foothills |
| Effective: | 2026-03-12 @ 3:53 pm -> 2026-03-12 @ 10:00 pm |
| Onset: | 2026-03-12 @ 3:53 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-03-12 @ 3:53 pm |
| Headline: | High Wind Warning issued March 12 at 2:53PM MDT until March 12 at 9:00PM MDT by NWS Riverton WY |
| Description: |
* WHAT...West winds 40 to 55 mph with gusts up to 80 mph. * WHERE...Cody Foothills. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Travel will be difficult, especially for high profile vehicles traveling Highway 28. |
| Alert: | High Wind Warning |
| Area(s): | Bighorn Mountains West; Bighorn Mountains Southeast |
| Effective: | 2026-03-12 @ 3:53 pm -> 2026-03-12 @ 10:00 pm |
| Onset: | 2026-03-12 @ 3:53 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-03-12 @ 3:53 pm |
| Headline: | High Wind Warning issued March 12 at 2:53PM MDT until March 12 at 9:00PM MDT by NWS Riverton WY |
| Description: |
* WHAT...West winds 35 to 45 mph with gusts up to 75 mph. * WHERE...Bighorn Mountains Southeast and Bighorn Mountains West. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Travel will be difficult over mountain passes, including Granite and Powder River Passes. |
| Alert: | High Wind Warning |
| Area(s): | Owl Creek and Bridger Mountains |
| Effective: | 2026-03-12 @ 3:53 pm -> 2026-03-12 @ 10:00 pm |
| Onset: | 2026-03-12 @ 3:53 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-03-12 @ 3:53 pm |
| Headline: | High Wind Warning issued March 12 at 2:53PM MDT until March 12 at 9:00PM MDT by NWS Riverton WY |
| Description: |
* WHAT...West winds 40 to 55 mph with gusts up to 80 mph. * WHERE...Owl Creek and Bridger Mountains. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Travel will be difficult, especially for high profile vehicles along Highway 20. |
| Alert: | High Wind Warning |
| Area(s): | Southwest Bighorn Basin |
| Effective: | 2026-03-12 @ 3:53 pm -> 2026-03-12 @ 10:00 pm |
| Onset: | 2026-03-12 @ 3:53 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-03-12 @ 3:53 pm |
| Headline: | High Wind Warning issued March 12 at 2:53PM MDT until March 12 at 9:00PM MDT by NWS Riverton WY |
| Description: |
* WHAT...West winds 35 to 45 mph with gusts up to 75 mph. * WHERE...Southwest Bighorn Basin. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Travel will be difficult, especially for high profile vehicles. |
| Alert: | High Wind Warning |
| Area(s): | North Bighorn Basin; Southeast Bighorn Basin |
| Effective: | 2026-03-12 @ 3:53 pm -> 2026-03-12 @ 10:00 pm |
| Onset: | 2026-03-12 @ 3:53 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-03-12 @ 3:53 pm |
| Headline: | High Wind Warning issued March 12 at 2:53PM MDT until March 12 at 9:00PM MDT by NWS Riverton WY |
| Description: |
* WHAT...Northwest winds 25 to 35 mph with gusts up to 60 mph. * WHERE...Southeast Bighorn Basin and North Bighorn Basin. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Travel will be difficult, especially for high profile vehicles. |
| Alert: | High Wind Warning |
| Area(s): | Upper Wind River Basin; Wind River Basin; Lander Foothills; East Sweetwater County |
| Effective: | 2026-03-12 @ 3:53 pm -> 2026-03-12 @ 10:00 pm |
| Onset: | 2026-03-12 @ 3:53 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-03-12 @ 3:53 pm |
| Headline: | High Wind Warning issued March 12 at 2:53PM MDT until March 12 at 9:00PM MDT by NWS Riverton WY |
| Description: |
* WHAT...West winds 35 to 45 mph with gusts up to 75 mph. * WHERE...Lander Foothills, Upper Wind River Basin, Wind River Basin, and East Sweetwater County. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Travel will be difficult, especially for high profile vehicles. |
| Alert: | High Wind Warning |
| Area(s): | Northeast Johnson County; Southeast Johnson County |
| Effective: | 2026-03-12 @ 3:53 pm -> 2026-03-12 @ 10:00 pm |
| Onset: | 2026-03-12 @ 3:53 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-03-12 @ 3:53 pm |
| Headline: | High Wind Warning issued March 12 at 2:53PM MDT until March 12 at 9:00PM MDT by NWS Riverton WY |
| Description: |
* WHAT...Northwest winds 30 to 40 mph with gusts up to 70 mph. * WHERE...Northeast Johnson County and Southeast Johnson County. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Travel will be difficult, especially for high profile vehicles. Sudden, strong cross winds are possible along Interstate 25 and Interstate 90. |
| Alert: | Winter Weather Advisory |
| Area(s): | Teton and Gros Ventre Mountains |
| Effective: | 2026-03-12 @ 3:33 pm -> 2026-03-13 @ 1:00 am |
| Onset: | 2026-03-12 @ 3:33 pm -> 2026-03-13 @ 1:00 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-03-12 @ 3:33 pm |
| Headline: | Winter Weather Advisory issued March 12 at 2:33PM MDT until March 13 at 12:00AM MDT by NWS Riverton WY |
| Description: |
* WHAT...Snow. Additional snow accumulations of 2 to 4 inches, mainly above 9000 ft. Winds gusting as high as 55 mph. * WHERE...Teton and Gros Ventre Mountains. * WHEN...Until midnight MDT tonight. * IMPACTS...Travel could be difficult. The wintry conditions will impact the evening commutes over Teton and Togwotee Passes. |
| Alert: | Winter Weather Advisory |
| Area(s): | Yellowstone National Park |
| Effective: | 2026-03-12 @ 3:33 pm -> 2026-03-13 @ 1:00 am |
| Onset: | 2026-03-12 @ 3:33 pm -> 2026-03-13 @ 1:00 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-03-12 @ 3:33 pm |
| Headline: | Winter Weather Advisory issued March 12 at 2:33PM MDT until March 13 at 12:00AM MDT by NWS Riverton WY |
| Description: |
* WHAT...Snow. Additional snow accumulations of up to two inches, mainly above 9000 ft. Winds gusting as high as 60 mph. * WHERE...Yellowstone National Park. * WHEN...Until midnight MDT tonight. * IMPACTS...A combination of falling snow and strong winds will make travel difficult, especially in the backcountry. |
| Alert: | Winter Storm Warning |
| Area(s): | Pryor/Northern Bighorn Mountains; Northeast Bighorn Mountains |
| Effective: | 2026-03-12 @ 3:01 pm -> 2026-03-15 @ 7:00 am |
| Onset: | 2026-03-12 @ 7:00 pm -> 2026-03-13 @ 3:15 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-03-12 @ 3:01 pm |
| Headline: | Winter Storm Warning issued March 12 at 2:01PM MDT until March 15 at 6:00AM MDT by NWS Billings MT |
| Description: |
* WHAT...Prolonged periods of snow expected. Total snow accumulations between 10 and 20 inches. * WHERE...In Montana, Pryor/Northern Bighorn Mountains. In Wyoming, Northeast Bighorn Mountains. * WHEN...From 6 PM this evening to 6 AM MDT Sunday. * IMPACTS...Recreation in the high country could be severely impacted by heavy accumulating snow. Travel could be very difficult, including along US-14 through Burgess Junction. Blowing snow could significantly reduce visibility. * ADDITIONAL DETAILS...Snow may not begin falling on the north aspects until Friday night. |
| Alert: | Red Flag Warning |
| Area(s): | Southern Black Hills; Fall River County Area; Eastern Foot Hills; Custer County Plains; Pine Ridge Area; West Central Plains; Haakon County Area; Badlands Area; Bennett County Area; Mellette and Todd Counties; Tripp County; Southern Campbell; Weston County Plains |
| Effective: | 2026-03-12 @ 2:27 pm -> 2026-03-12 @ 8:00 pm |
| Onset: | 2026-03-12 @ 2:27 pm -> 2026-03-12 @ 8:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Rapid City SD on 2026-03-12 @ 2:27 pm |
| Headline: | Red Flag Warning issued March 12 at 1:27PM MDT until March 12 at 7:00PM MDT by NWS Rapid City SD |
| Description: |
...VERY STRONG WINDS AND CRITICAL FIRE WEATHER CONDITIONS TODAY... .Strong west-northwest winds continue afternoon into the evening. Sustained winds of 35 to 50 mph with gusts in excess of 70 mph will combine with daytime minimum relative humidity to yield critical fire weather conditions. * AFFECTED AREA...Fire Weather Zones 315 Southern Campbell, 317 Weston County Plains, 321 Southern Black Hills, 322 Fall River County Area, 324 Eastern Foot Hills, 325 Custer County Plains, 326 Pine Ridge Area, 329 West Central Plains, 331 Haakon County Area, 332 Badlands Area, 333 Bennett County Area, 334 Mellette and Todd Counties and 335 Tripp County. * WINDS...West 35 to 50 mph with gusts up to 75 mph. * RELATIVE HUMIDITY...As low as 17 percent. * IMPACTS...The combination of gusty winds and low relative humidity would produce critical fire weather conditions. |
| Alert: | Air Quality Alert |
| Area(s): | Northern Campbell; Southern Campbell |
| Effective: | 2026-03-12 @ 2:21 pm |
| Onset: | 2026-03-12 @ 2:21 pm -> 2026-03-13 @ 2:30 am |
| Severity: | Unknown |
| Certainty: | Unknown |
| Urgency: | Unknown |
| Issued By: | NWS Rapid City SD on 2026-03-12 @ 2:21 pm |
| Headline: | Air Quality Alert issued March 12 at 1:21PM MDT by NWS Rapid City SD |
| Description: |
The following message is transmitted in collaboration with the Wyoming Department of Environmental Quality, Air Quality Division. * WHAT...Very strong west to northwest winds with gusts up to 70 mph. * WHERE...Powder River Basin of northeastern Wyoming. * WHEN...This afternoon through the early evening. * IMPACTS...The strong winds will create blowing dust. |
| Alert: | High Wind Warning |
| Area(s): | Harding; Northern Perkins; Butte; Northern Meade Co Plains; Ziebach; Northern Foothills; Rapid City; Southern Foothills; Custer Co Plains; Pennington Co Plains; Haakon; Western Fall River; Northern Oglala Lakota; Northern Jackson; Bennett; Mellette; Todd; Tripp; Sturgis/Piedmont Foothills; Southern Meade Co Plains; Hermosa Foothills; Eastern Fall River; Southern Oglala Lakota; Southern Jackson; Southern Perkins; Northeastern Crook |
| Effective: | 2026-03-12 @ 2:19 pm -> 2026-03-12 @ 10:00 pm |
| Onset: | 2026-03-12 @ 2:19 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Rapid City SD on 2026-03-12 @ 2:19 pm |
| Headline: | High Wind Warning issued March 12 at 1:19PM MDT until March 12 at 9:00PM MDT by NWS Rapid City SD |
| Description: |
* WHAT...Northwest winds 30 to 50 mph with gusts up to 80 mph. * WHERE...Portions of northwestern, south central, and southwestern South Dakota and northeast Wyoming. * WHEN...Until 9 PM MDT /10 PM CDT/ this evening. * IMPACTS...The high winds may damage roofs, small outbuildings, and signs. Power outages are possible. Travel could be difficult, especially for high profile vehicles. Strong winds can cause blowing dust, reduced visibility, and flying debris. |
| Alert: | High Wind Warning |
| Area(s): | Northern Black Hills; Central Black Hills; Southern Black Hills; Wyoming Black Hills |
| Effective: | 2026-03-12 @ 2:19 pm -> 2026-03-12 @ 10:00 pm |
| Onset: | 2026-03-12 @ 2:19 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Rapid City SD on 2026-03-12 @ 2:19 pm |
| Headline: | High Wind Warning issued March 12 at 1:19PM MDT until March 12 at 9:00PM MDT by NWS Rapid City SD |
| Description: |
* WHAT...Northwest winds 25 to 35 mph with gusts up to 60 mph. * WHERE...In South Dakota, Central Black Hills, Northern Black Hills, and Southern Black Hills. In Wyoming, Wyoming Black Hills. * WHEN...Until 9 PM MDT this evening. * IMPACTS...The high winds may damage roofs, small outbuildings, and signs. Power outages are possible. Travel could be difficult, especially for high profile vehicles. Strong winds can cause blowing dust, reduced visibility, and flying debris. |
| Alert: | High Wind Warning |
| Area(s): | Northern Campbell; Southern Campbell; Western Crook; Weston County Plains; Newcastle |
| Effective: | 2026-03-12 @ 2:19 pm -> 2026-03-12 @ 10:00 pm |
| Onset: | 2026-03-12 @ 2:19 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Rapid City SD on 2026-03-12 @ 2:19 pm |
| Headline: | High Wind Warning issued March 12 at 1:19PM MDT until March 12 at 9:00PM MDT by NWS Rapid City SD |
| Description: |
* WHAT...Northwest winds 35 to 45 mph with gusts up to 70 mph. * WHERE...Newcastle, Northern Campbell, Southern Campbell, Western Crook, and Weston County Plains. * WHEN...Until 9 PM MDT this evening. * IMPACTS...The high winds may damage roofs, small outbuildings, and signs. Power outages are possible. Travel could be difficult, especially for high profile vehicles. Strong winds can cause blowing dust, reduced visibility, and flying debris. |
| Alert: | High Wind Warning |
| Area(s): | Converse County Lower Elevations; North Laramie Range; Ferris/Seminoe/Shirley Mountains; Shirley Basin; Central Carbon County; Upper North Platte River Basin |
| Effective: | 2026-03-12 @ 1:48 pm -> 2026-03-15 @ 1:00 am |
| Onset: | 2026-03-12 @ 1:48 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-03-12 @ 1:48 pm |
| Headline: | High Wind Warning issued March 12 at 12:48PM MDT until March 15 at 12:00AM MDT by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 40 to 50 mph with gusts up to 80 mph. * WHERE...Converse County Lower Elevations, Central Carbon County, Ferris/Seminoe/Shirley Mountains, Shirley Basin, Upper North Platte River Basin, and North Laramie Range. * WHEN...Until midnight MDT Saturday Night. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. |
| Alert: | High Wind Warning |
| Area(s): | Goshen County; East Laramie County |
| Effective: | 2026-03-12 @ 1:48 pm -> 2026-03-13 @ 1:00 am |
| Onset: | 2026-03-12 @ 1:48 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-03-12 @ 1:48 pm |
| Headline: | High Wind Warning issued March 12 at 12:48PM MDT until March 13 at 12:00AM MDT by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 40 to 50 mph with gusts up to 80 mph expected. * WHERE...East Laramie County and Goshen County. * WHEN...For the Blowing Dust Advisory, until 6 PM MDT this evening. For the High Wind Warning, until midnight MDT tonight. * IMPACTS...Hazardous driving conditions due to reduced visibility. Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. * ADDITIONAL DETAILS...Areas of blowing dust could lead to reduced visibility. The strong winds will lead to fire weather concerns and control problems if fires do start. |
| Alert: | High Wind Warning |
| Area(s): | Niobrara County |
| Effective: | 2026-03-12 @ 1:48 pm -> 2026-03-13 @ 1:00 am |
| Onset: | 2026-03-12 @ 1:48 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-03-12 @ 1:48 pm |
| Headline: | High Wind Warning issued March 12 at 12:48PM MDT until March 13 at 12:00AM MDT by NWS Cheyenne WY |
| Description: |
* WHAT...Northwest winds 40 to 50 mph with gusts up to 80 mph. * WHERE...Niobrara County, East Laramie County, and Goshen County. * WHEN...Until midnight MDT tonight. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. |
| Alert: | Blowing Dust Advisory |
| Area(s): | Central Laramie Range and Southwest Platte County; South Laramie Range; South Laramie Range Foothills; Central Laramie County |
| Effective: | 2026-03-12 @ 1:48 pm -> 2026-03-12 @ 7:00 pm |
| Onset: | 2026-03-12 @ 1:48 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-03-12 @ 1:48 pm |
| Headline: | Blowing Dust Advisory issued March 12 at 12:48PM MDT until March 12 at 6:00PM MDT by NWS Cheyenne WY |
| Description: |
* WHAT...For the Blowing Dust Advisory, visibility between one-quarter and one mile in blowing dust. For the High Wind Warning, west winds 35 to 55 mph with gusts up to 90 mph. * WHERE...Central Laramie County, Central Laramie Range and Southwest Platte County, South Laramie Range, and South Laramie Range Foothills. * WHEN...For the Blowing Dust Advisory, until 6 PM MDT this evening. For the High Wind Warning, until midnight MDT Saturday Night. * IMPACTS...Hazardous driving conditions due to reduced visibility. Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. |
| Alert: | High Wind Warning |
| Area(s): | Snowy Range |
| Effective: | 2026-03-12 @ 1:48 pm -> 2026-03-14 @ 7:00 am |
| Onset: | 2026-03-12 @ 1:48 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-03-12 @ 1:48 pm |
| Headline: | High Wind Warning issued March 12 at 12:48PM MDT until March 14 at 6:00AM MDT by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 35 to 45 mph with gusts up to 85 mph. * WHERE...Snowy Range. * WHEN...Until 6 AM MDT Saturday. * IMPACTS...Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. In addition, areas of blowing snow could lead to reduced visibility, even whiteout conditions, and slick roads. |
| Alert: | High Wind Warning |
| Area(s): | East Platte County |
| Effective: | 2026-03-12 @ 1:48 pm -> 2026-03-15 @ 1:00 am |
| Onset: | 2026-03-12 @ 1:48 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-03-12 @ 1:48 pm |
| Headline: | High Wind Warning issued March 12 at 12:48PM MDT until March 15 at 12:00AM MDT by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 35 to 55 mph with gusts up to 85 mph expected. * WHERE...East Platte County. * WHEN...For the Blowing Dust Advisory, until 6 PM MDT this evening. For the High Wind Warning, until midnight MDT Saturday Night. * IMPACTS...There will be a high risk for vehicle blow overs, particularly along north to south oriented roadways. * ADDITIONAL DETAILS...Areas of blowing dust could lead to reduced visibility. The strong winds will lead to fire weather concerns and control problems if fires do start. This will be a long duration wind event lasting Saturday night. Occasional lulls or breaks are possible through this period. |
| Alert: | High Wind Warning |
| Area(s): | North Snowy Range Foothills |
| Effective: | 2026-03-12 @ 1:48 pm -> 2026-03-15 @ 1:00 am |
| Onset: | 2026-03-12 @ 1:48 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-03-12 @ 1:48 pm |
| Headline: | High Wind Warning issued March 12 at 12:48PM MDT until March 15 at 12:00AM MDT by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 35 to 55 mph with gusts up to 85 mph expected. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain along Interstate 80. * WHEN...Until midnight MDT Saturday Night. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. * ADDITIONAL DETAILS...Areas of blowing dust could lead to reduced visibility. The strong winds will lead to fire weather concerns and control problems if fires do start. This will be a long duration wind event lasting Saturday night. Occasional lulls or breaks are possible through this period. |
| Alert: | High Wind Warning |
| Area(s): | Laramie Valley |
| Effective: | 2026-03-12 @ 1:48 pm -> 2026-03-15 @ 1:00 am |
| Onset: | 2026-03-12 @ 1:48 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-03-12 @ 1:48 pm |
| Headline: | High Wind Warning issued March 12 at 12:48PM MDT until March 15 at 12:00AM MDT by NWS Cheyenne WY |
| Description: |
* WHAT...For the North Laramie Range, west winds 40 to 60 mph with gusts up to 100 mph expected. Elsewhere, west winds 30 to 50 mph with gusts up to 90 mph expected. * WHERE...North Laramie Range, South Laramie Range and Foothills including the Interstate 80 Summit between Cheyenne and Laramie, Bordeaux area along Interstate 25 between Chugwater and Wheatland, Converse County Lower Elevations, Ferris/Seminoe/Shirley Mountains, Shirley Basin, Central Carbon County, Upper North Platte River Basin, Laramie Valley, and Central Laramie County. * WHEN...For the High Wind Warning, until midnight MDT Saturday Night. For the Blowing Dust Advisory, until 6 PM MDT this evening. * IMPACTS...Hazardous driving conditions due to reduced visibility. Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. * ADDITIONAL DETAILS...Areas of blowing dust could lead to reduced visibility. The strong winds will lead to fire weather concerns and control problems if fires do start. This will be a long duration wind event lasting Saturday night. Occasional lulls or breaks are possible through this period. |
| Alert: | High Wind Warning |
| Area(s): | Central Laramie Range and Southwest Platte County; South Laramie Range; South Laramie Range Foothills; Central Laramie County |
| Effective: | 2026-03-12 @ 1:48 pm -> 2026-03-15 @ 1:00 am |
| Onset: | 2026-03-12 @ 1:48 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-03-12 @ 1:48 pm |
| Headline: | High Wind Warning issued March 12 at 12:48PM MDT until March 15 at 12:00AM MDT by NWS Cheyenne WY |
| Description: |
* WHAT...For the Blowing Dust Advisory, visibility between one-quarter and one mile in blowing dust. For the High Wind Warning, west winds 35 to 55 mph with gusts up to 90 mph. * WHERE...Central Laramie County, Central Laramie Range and Southwest Platte County, South Laramie Range, and South Laramie Range Foothills. * WHEN...For the Blowing Dust Advisory, until 6 PM MDT this evening. For the High Wind Warning, until midnight MDT Saturday Night. * IMPACTS...Hazardous driving conditions due to reduced visibility. Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. |
| Alert: | Blowing Dust Advisory |
| Area(s): | Goshen County; East Laramie County |
| Effective: | 2026-03-12 @ 1:48 pm -> 2026-03-12 @ 7:00 pm |
| Onset: | 2026-03-12 @ 1:48 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-03-12 @ 1:48 pm |
| Headline: | Blowing Dust Advisory issued March 12 at 12:48PM MDT until March 12 at 6:00PM MDT by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 40 to 50 mph with gusts up to 80 mph expected. * WHERE...East Laramie County and Goshen County. * WHEN...For the Blowing Dust Advisory, until 6 PM MDT this evening. For the High Wind Warning, until midnight MDT tonight. * IMPACTS...Hazardous driving conditions due to reduced visibility. Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. * ADDITIONAL DETAILS...Areas of blowing dust could lead to reduced visibility. The strong winds will lead to fire weather concerns and control problems if fires do start. |
| Alert: | Blowing Dust Advisory |
| Area(s): | East Platte County |
| Effective: | 2026-03-12 @ 1:48 pm -> 2026-03-12 @ 7:00 pm |
| Onset: | 2026-03-12 @ 1:48 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-03-12 @ 1:48 pm |
| Headline: | Blowing Dust Advisory issued March 12 at 12:48PM MDT until March 12 at 6:00PM MDT by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 35 to 55 mph with gusts up to 85 mph expected. * WHERE...East Platte County. * WHEN...For the Blowing Dust Advisory, until 6 PM MDT this evening. For the High Wind Warning, until midnight MDT Saturday Night. * IMPACTS...There will be a high risk for vehicle blow overs, particularly along north to south oriented roadways. * ADDITIONAL DETAILS...Areas of blowing dust could lead to reduced visibility. The strong winds will lead to fire weather concerns and control problems if fires do start. This will be a long duration wind event lasting Saturday night. Occasional lulls or breaks are possible through this period. |
| Alert: | Blowing Dust Advisory |
| Area(s): | Laramie Valley |
| Effective: | 2026-03-12 @ 1:48 pm -> 2026-03-12 @ 7:00 pm |
| Onset: | 2026-03-12 @ 1:48 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-03-12 @ 1:48 pm |
| Headline: | Blowing Dust Advisory issued March 12 at 12:48PM MDT until March 12 at 6:00PM MDT by NWS Cheyenne WY |
| Description: |
* WHAT...For the North Laramie Range, west winds 40 to 60 mph with gusts up to 100 mph expected. Elsewhere, west winds 30 to 50 mph with gusts up to 90 mph expected. * WHERE...North Laramie Range, South Laramie Range and Foothills including the Interstate 80 Summit between Cheyenne and Laramie, Bordeaux area along Interstate 25 between Chugwater and Wheatland, Converse County Lower Elevations, Ferris/Seminoe/Shirley Mountains, Shirley Basin, Central Carbon County, Upper North Platte River Basin, Laramie Valley, and Central Laramie County. * WHEN...For the High Wind Warning, until midnight MDT Saturday Night. For the Blowing Dust Advisory, until 6 PM MDT this evening. * IMPACTS...Hazardous driving conditions due to reduced visibility. Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. * ADDITIONAL DETAILS...Areas of blowing dust could lead to reduced visibility. The strong winds will lead to fire weather concerns and control problems if fires do start. This will be a long duration wind event lasting Saturday night. Occasional lulls or breaks are possible through this period. |
| Alert: | Red Flag Warning |
| Area(s): | Laramie Foothills and High Plains; Laramie East High Plains; Bordeaux/Chugwater/Wheatland; Goshen/Middle-Lower North Platte River Basin |
| Effective: | 2026-03-12 @ 12:39 pm -> 2026-03-14 @ 7:00 pm |
| Onset: | 2026-03-12 @ 12:39 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-03-12 @ 12:39 pm |
| Headline: | Red Flag Warning issued March 12 at 11:39AM MDT until March 14 at 6:00PM MDT by NWS Cheyenne WY |
| Description: |
The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect until 6 PM MDT Saturday. * AFFECTED AREA...Fire weather zones 430 through 433. * WIND...West winds 30 to 50 mph, with gusts up to 90 mph on Thursday; West winds 25 to 45 mph and gusts up to 70 mph Friday and Saturday. * HUMIDITY...Between 15 and 22 percent. Overnight recoveries as low as 39 precent. * HIGHEST THREAT...is located along the I-80 corridor. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. |
| Alert: | Red Flag Warning |
| Area(s): | Niobrara/Lower Elevations of Converse/Thunder Basin National Grassland; Middle North Platte River Basin/Niobrara and Converse High Plains |
| Effective: | 2026-03-12 @ 12:39 pm -> 2026-03-12 @ 10:00 pm |
| Onset: | 2026-03-12 @ 12:39 pm -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-03-12 @ 12:39 pm |
| Headline: | Red Flag Warning issued March 12 at 11:39AM MDT until March 12 at 9:00PM MDT by NWS Cheyenne WY |
| Description: |
The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect until 9 PM MDT this evening. * AFFECTED AREA...Fire weather zones 417 and 418. * WIND...West winds 30 to 50 mph, with gusts up 80 mph. * HUMIDITY...Between 17 and 22 percent. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. |
| Alert: | High Wind Warning |
| Area(s): | Red Lodge Foothills; Southern Big Horn; Bighorn Canyon; Sheridan Foothills |
| Effective: | 2026-03-12 @ 10:19 am -> 2026-03-12 @ 10:00 pm |
| Onset: | 2026-03-12 @ 10:19 am -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-03-12 @ 10:19 am |
| Headline: | High Wind Warning issued March 12 at 9:19AM MDT until March 12 at 9:00PM MDT by NWS Billings MT |
| Description: |
* WHAT...West winds with gusts of 50 to 70 mph expected. Locally higher gusts are possible. * WHERE...In Montana, Bighorn Canyon, Red Lodge Foothills, and Southern Big Horn. In Wyoming, Sheridan Foothills. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Extreme wind gusts could blow down trees and power lines. Power outages are possible. Travel could be difficult for high profile vehicles. |
| Alert: | High Wind Warning |
| Area(s): | Pryor/Northern Bighorn Mountains; Northeast Bighorn Mountains |
| Effective: | 2026-03-12 @ 10:19 am -> 2026-03-12 @ 10:00 pm |
| Onset: | 2026-03-12 @ 10:19 am -> 2026-03-12 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-03-12 @ 10:19 am |
| Headline: | High Wind Warning issued March 12 at 9:19AM MDT until March 12 at 9:00PM MDT by NWS Billings MT |
| Description: |
* WHAT...Southwest to west winds with gusts to 80 mph expected. * WHERE...In Montana, Pryor/Northern Bighorn Mountains. In Wyoming, Northeast Bighorn Mountains. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Very strong winds will create dangerous backcountry conditions. Travel will be difficult along US-14 through Burgess Junction. |
| Alert: | Air Quality Alert |
| Area(s): | Northern Campbell; Southern Campbell |
| Effective: | 2026-03-12 @ 3:22 am |
| Onset: | 2026-03-12 @ 3:22 am -> 2026-03-12 @ 10:00 pm |
| Severity: | Unknown |
| Certainty: | Unknown |
| Urgency: | Unknown |
| Issued By: | NWS Rapid City SD on 2026-03-12 @ 3:22 am |
| Headline: | Air Quality Alert issued March 12 at 2:22AM MDT by NWS Rapid City SD |
| Description: |
The following message is transmitted in collaboration with the Wyoming Department of Environmental Quality, Air Quality Division. * WHAT...Very strong west to northwest winds with gusts to 60 mph. * WHERE...Powder River Basin of northeastern Wyoming. * WHEN...This morning through the early evening. * IMPACTS...The strong winds will create blowing dust. |