Cheyenne, Wyoming

Regional Weather Alerts


Alert: Flood Watch
Area(s): Box Butte; Scotts Bluff; Banner; Morrill; Kimball; Cheyenne; South Laramie Range Foothills; Central Laramie County; East Laramie County
Effective: 2026-08-13 @ 3:42 am -> 2026-08-13 @ 11:00 pm
Onset: 2026-08-13 @ 4:00 pm -> 2026-08-13 @ 11:00 pm
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Cheyenne WY on 2026-08-13 @ 3:42 am
Headline: Flood Watch issued August 13 at 2:42AM MDT until August 13 at 10:00PM MDT by NWS Cheyenne WY
Description: * WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...Portions of panhandle Nebraska, including the following
areas, Banner County, Box Butte County, Cheyenne County, Kimball
County, Morrill County and Scotts Bluff County and southeast
Wyoming, including the following areas, Central Laramie County,
East Laramie County and South Laramie Range Foothills.

* WHEN...From this afternoon through this evening.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
- Strong thunderstorms with heavy rainfall will be possible.
Precipitation rates of 1 to 2 inches in an hour or less may
occur locally in the strongest thunderstorms. Areas that
received significant precipitation yesterday may also receive
additional moderate to heavy precipitation today.
- http://www.weather.gov/safety/flood