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