Cheyenne, Wyoming
Regional Weather Alerts
| Alert: | Freeze Warning |
| Area(s): | Southwest Bighorn Basin; Southeast Bighorn Basin; Northeast Johnson County; Southeast Johnson County; Upper Wind River Basin; Wind River Basin; Lander Foothills; Green Mountains and Rattlesnake Range; Natrona County Lower Elevations; Rock Springs and Green River; Flaming Gorge; East Sweetwater County |
| Effective: | 2026-10-15 @ 1:23 pm -> 2026-10-16 @ 10:00 am |
| Onset: | 2026-10-16 @ 12:00 am -> 2026-10-16 @ 10:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-10-15 @ 1:23 pm |
| Headline: | Freeze Warning issued October 15 at 12:23PM MDT until October 16 at 9:00AM MDT by NWS Riverton WY |
| Description: |
* WHAT...Sub-freezing temperatures 22 to 26 degrees expected. * WHERE...Portions of central, north central, and south central Wyoming. * WHEN...From 11 PM this evening to 9 AM MDT Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation, and possibly damage unprotected outdoor plumbing. |
| Alert: | Freeze Warning |
| Area(s): | Northern Foothills; Southern Foothills; Bennett; Hermosa Foothills; Eastern Fall River; Southern Oglala Lakota; Northern Campbell; Southern Campbell; Western Crook; Weston County Plains; Newcastle; Northeastern Crook |
| Effective: | 2026-10-15 @ 12:48 pm -> 2026-10-16 @ 4:00 am |
| Onset: | 2026-10-15 @ 10:00 pm -> 2026-10-16 @ 10:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Rapid City SD on 2026-10-15 @ 12:48 pm |
| Headline: | Freeze Warning issued October 15 at 11:48AM MDT until October 16 at 9:00AM MDT by NWS Rapid City SD |
| Description: |
* WHAT...Sub-freezing temperatures as low as 22 expected. * WHERE...Portions of northwestern and southwestern South Dakota and northeast Wyoming. * WHEN...From 9 PM this evening to 9 AM MDT Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. |
| Alert: | Freeze Warning |
| Area(s): | Dawes; Box Butte; Scotts Bluff; Banner; Morrill; Kimball; Cheyenne; North Sioux; South Sioux; East Platte County; Goshen County; South Laramie Range Foothills; Central Laramie County; East Laramie County |
| Effective: | 2026-10-15 @ 11:13 am -> 2026-10-16 @ 10:00 am |
| Onset: | 2026-10-16 @ 1:00 am -> 2026-10-16 @ 10:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-10-15 @ 11:13 am |
| Headline: | Freeze Warning issued October 15 at 10:13AM MDT until October 16 at 9:00AM MDT by NWS Cheyenne WY |
| Description: |
* WHAT...Sub-freezing temperatures between 25 and 30 degrees possible. * WHERE...Western Nebraska and far southeast Wyoming. * WHEN...From midnight tonight to 9 AM MDT Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. |
| Alert: | Freeze Warning |
| Area(s): | Converse County Lower Elevations; Niobrara County; Ferris/Seminoe/Shirley Mountains; Shirley Basin; Central Laramie Range and Southwest Platte County; Central Carbon County; North Snowy Range Foothills; Southwest Carbon County; Upper North Platte River Basin; Laramie Valley; South Laramie Range |
| Effective: | 2026-10-15 @ 11:13 am -> 2026-10-16 @ 10:00 am |
| Onset: | 2026-10-16 @ 1:00 am -> 2026-10-16 @ 10:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-10-15 @ 11:13 am |
| Headline: | Freeze Warning issued October 15 at 10:13AM MDT until October 16 at 9:00AM MDT by NWS Cheyenne WY |
| Description: |
* WHAT...Sub-freezing temperatures between 20 and 25 degrees expected. Localized temperatures as low as 15 degrees possible in the more sheltered valleys of Carbon and Albany counties. * WHERE...Portions of southeast Wyoming. * WHEN...From midnight tonight to 9 AM MDT Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. |
