Cheyenne, Wyoming
Regional Weather Alerts
| Alert: | Flood Advisory |
| Area(s): | Fremont, WY |
| Effective: | 2026-06-25 @ 12:31 am -> 2026-06-25 @ 3:30 am |
| Onset: | 2026-06-25 @ 12:31 am -> 2026-06-25 @ 3:30 am |
| Severity: | Minor |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-06-25 @ 12:31 am |
| Headline: | Flood Advisory issued June 24 at 11:31PM MDT until June 25 at 2:30AM MDT by NWS Riverton WY |
| Description: |
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...East Central Fremont County in central Wyoming... * WHEN...Until 230 AM MDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Rises in small streams and normally dry arroyos. Dangerous flows over low-water crossings. * ADDITIONAL DETAILS... - At 1131 PM MDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 0.5 and 1.5 inches of rain have fallen. - Additional rainfall amounts of 0.5 to 1 inch are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Lysite, Moneta and Lost Cabin. - http://www.weather.gov/safety/flood |
| Alert: | Flood Advisory |
| Area(s): | Fremont, WY |
| Effective: | 2026-06-25 @ 12:02 am -> 2026-06-25 @ 3:00 am |
| Onset: | 2026-06-25 @ 12:02 am -> 2026-06-25 @ 3:00 am |
| Severity: | Minor |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-06-25 @ 12:02 am |
| Headline: | Flood Advisory issued June 24 at 11:02PM MDT until June 25 at 2:00AM MDT by NWS Riverton WY |
| Description: |
* WHAT...Urban area and small stream flooding caused by excessive rainfall is expected. * WHERE...East Central Fremont County in central Wyoming... * WHEN...Until 200 AM MDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Water over roadways. Ponding of water in urban or other areas is occurring or is imminent. * ADDITIONAL DETAILS... - At 1102 PM MDT, the public reported heavy rain in the advisory area due to thunderstorms. This will cause urban and small stream flooding. Between 0.5 and 1 inch of rain has fallen. - Additional rainfall amounts up to 0.5 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Riverton, Arapahoe, Hidden Valley, Fremont County Fairgrounds, St Stephens and Arapahoe Elementary School. - http://www.weather.gov/safety/flood |