Cheyenne, Wyoming
Regional Weather Alerts
| Alert: | Freeze Warning |
| Area(s): | Scotts Bluff; North Sioux; South Sioux; Niobrara County; Central Laramie Range and Southwest Platte County; East Platte County; Goshen County; South Laramie Range Foothills; Central Laramie County; East Laramie County |
| Effective: | 2026-05-19 @ 1:42 am -> 2026-05-19 @ 11:00 am |
| Onset: | 2026-05-19 @ 1:42 am -> 2026-05-19 @ 11:00 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-05-19 @ 1:42 am |
| Headline: | Freeze Warning issued May 19 at 12:42AM MDT until May 19 at 10:00AM MDT by NWS Cheyenne WY |
| Description: |
* WHAT...Sub-freezing temperatures as low as 24 degrees. * WHERE...In Nebraska, Northern Sioux County, Scotts Bluff County, and Southern Sioux County. In Wyoming, Niobrara County, Central Laramie County, Central Laramie Range and Southwest Platte County, East Laramie County, East Platte County, Goshen County, and South Laramie Range Foothills. * WHEN...Until 10 AM MDT this morning. * 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; Laramie Valley |
| Effective: | 2026-05-19 @ 1:42 am -> 2026-05-19 @ 4:00 pm |
| Onset: | 2026-05-19 @ 1:42 am -> 2026-05-19 @ 11:00 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-05-19 @ 1:42 am |
| Headline: | Freeze Warning issued May 19 at 12:42AM MDT until May 19 at 10:00AM MDT by NWS Cheyenne WY |
| Description: |
...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY MORNING... * WHAT...For the Freeze Warning, sub-freezing temperatures as low as 15 degrees. For the Freeze Watch, sub-freezing temperatures as low as 20 possible. * WHERE...Converse County Lower Elevations and Laramie Valley. * WHEN...For the Freeze Warning, until 10 AM MDT this morning. For the Freeze Watch, from late tonight through Wednesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. |
| Alert: | Freeze Warning |
| Area(s): | South Laramie Range |
| Effective: | 2026-05-19 @ 1:42 am -> 2026-05-19 @ 4:00 pm |
| Onset: | 2026-05-19 @ 1:42 am -> 2026-05-19 @ 11:00 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-05-19 @ 1:42 am |
| Headline: | Freeze Warning issued May 19 at 12:42AM MDT until May 19 at 10:00AM MDT by NWS Cheyenne WY |
| Description: |
...FREEZE WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY MORNING... * WHAT...For the Freeze Warning tonight, sub-freezing temperatures as low as 12 degrees above zero expected. For the Freeze Watch Tuesday night, sub-freezing temperatures as low as 23 possible. * WHERE...South Laramie Range. * WHEN...For the Freeze Warning, until 10 AM MDT this morning. For the Freeze Watch, from this evening through Wednesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. |
| Alert: | Freeze Warning |
| Area(s): | Upper North Platte River Basin |
| Effective: | 2026-05-19 @ 1:42 am -> 2026-05-19 @ 4:00 pm |
| Onset: | 2026-05-19 @ 1:42 am -> 2026-05-19 @ 11:00 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-05-19 @ 1:42 am |
| Headline: | Freeze Warning issued May 19 at 12:42AM MDT until May 19 at 10:00AM MDT by NWS Cheyenne WY |
| Description: |
...FREEZE WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY MORNING... * WHAT...For the Freeze Warning tonight, sub-freezing temperatures as low as 18 degrees expected. For the Freeze Watch Tuesday night, sub-freezing temperatures as low as 20 possible. * WHERE...Upper North Platte River Basin. * WHEN...For the Freeze Warning, until 10 AM MDT this morning. For the Freeze Watch, from this evening through Wednesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. |
| Alert: | Freeze Warning |
| Area(s): | Ferris/Seminoe/Shirley Mountains; Shirley Basin; Central Carbon County; North Snowy Range Foothills; Southwest Carbon County |
| Effective: | 2026-05-19 @ 1:42 am -> 2026-05-19 @ 4:00 pm |
| Onset: | 2026-05-19 @ 1:42 am -> 2026-05-19 @ 1:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-05-19 @ 1:42 am |
| Headline: | Freeze Warning issued May 19 at 12:42AM MDT until May 19 at 12:00PM MDT by NWS Cheyenne WY |
| Description: |
...FREEZE WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY MORNING... * WHAT...For the Freeze Warning tonight, sub-freezing temperatures as low as 12 degrees above zero expected. For the Freeze Watch Tuesday night, sub-freezing temperatures as low as 18 possible. * WHERE...Central Carbon County, Ferris/Seminoe/Shirley Mountains, North Snowy Range Foothills, Shirley Basin, and Southwest Carbon County. * WHEN...For the Freeze Warning, until noon MDT today. For the Freeze Watch, from this evening through Wednesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. |
| Alert: | Freeze Watch |
| Area(s): | Converse County Lower Elevations; Laramie Valley |
| Effective: | 2026-05-19 @ 1:42 am -> 2026-05-19 @ 4:00 pm |
| Onset: | 2026-05-20 @ 1:00 am -> 2026-05-20 @ 9:00 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Cheyenne WY on 2026-05-19 @ 1:42 am |
| Headline: | Freeze Watch issued May 19 at 12:42AM MDT until May 20 at 8:00AM MDT by NWS Cheyenne WY |
| Description: |
...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY MORNING... * WHAT...For the Freeze Warning, sub-freezing temperatures as low as 15 degrees. For the Freeze Watch, sub-freezing temperatures as low as 20 possible. * WHERE...Converse County Lower Elevations and Laramie Valley. * WHEN...For the Freeze Warning, until 10 AM MDT this morning. For the Freeze Watch, from late tonight through Wednesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. |
| Alert: | Freeze Watch |
| Area(s): | South Laramie Range |
| Effective: | 2026-05-19 @ 1:42 am -> 2026-05-19 @ 4:00 pm |
| Onset: | 2026-05-19 @ 10:00 pm -> 2026-05-20 @ 11:00 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Cheyenne WY on 2026-05-19 @ 1:42 am |
| Headline: | Freeze Watch issued May 19 at 12:42AM MDT until May 20 at 10:00AM MDT by NWS Cheyenne WY |
| Description: |
...FREEZE WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY MORNING... * WHAT...For the Freeze Warning tonight, sub-freezing temperatures as low as 12 degrees above zero expected. For the Freeze Watch Tuesday night, sub-freezing temperatures as low as 23 possible. * WHERE...South Laramie Range. * WHEN...For the Freeze Warning, until 10 AM MDT this morning. For the Freeze Watch, from this evening through Wednesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. |
| Alert: | Freeze Watch |
| Area(s): | Ferris/Seminoe/Shirley Mountains; Shirley Basin; Central Carbon County; North Snowy Range Foothills; Southwest Carbon County |
| Effective: | 2026-05-19 @ 1:42 am -> 2026-05-19 @ 4:00 pm |
| Onset: | 2026-05-19 @ 10:00 pm -> 2026-05-20 @ 11:00 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Cheyenne WY on 2026-05-19 @ 1:42 am |
| Headline: | Freeze Watch issued May 19 at 12:42AM MDT until May 20 at 10:00AM MDT by NWS Cheyenne WY |
| Description: |
...FREEZE WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY MORNING... * WHAT...For the Freeze Warning tonight, sub-freezing temperatures as low as 12 degrees above zero expected. For the Freeze Watch Tuesday night, sub-freezing temperatures as low as 18 possible. * WHERE...Central Carbon County, Ferris/Seminoe/Shirley Mountains, North Snowy Range Foothills, Shirley Basin, and Southwest Carbon County. * WHEN...For the Freeze Warning, until noon MDT today. For the Freeze Watch, from this evening through Wednesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. |
| Alert: | Freeze Watch |
| Area(s): | Upper North Platte River Basin |
| Effective: | 2026-05-19 @ 1:42 am -> 2026-05-19 @ 4:00 pm |
| Onset: | 2026-05-19 @ 10:00 pm -> 2026-05-20 @ 11:00 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Cheyenne WY on 2026-05-19 @ 1:42 am |
| Headline: | Freeze Watch issued May 19 at 12:42AM MDT until May 20 at 10:00AM MDT by NWS Cheyenne WY |
| Description: |
...FREEZE WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY MORNING... * WHAT...For the Freeze Warning tonight, sub-freezing temperatures as low as 18 degrees expected. For the Freeze Watch Tuesday night, sub-freezing temperatures as low as 20 possible. * WHERE...Upper North Platte River Basin. * WHEN...For the Freeze Warning, until 10 AM MDT this morning. For the Freeze Watch, from this evening through Wednesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. |