Headline:
Flood Advisory issued August 22 at 6:28PM MDT until August 22 at 8:45PM MDT by NWS Riverton WY
Event:
Flood Advisory
Urgency:
Expected
Effective:
August 22, 2026 - 5:28pm
Expires:
August 22, 2026 - 7:45pm
Description:
* WHAT...Arroyo and small stream flooding caused by excessive
rainfall continues.
* WHERE...Southeastern Johnson County in north central Wyoming...
* WHEN...Until 845 PM MDT.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Rises in small streams and normally dry arroyos. Water over
roadways.
* ADDITIONAL DETAILS...
- At 624 PM MDT, WYDOT reported heavy rain in the advisory area due
to thunderstorms. This is causing flooding on WY 192 between mp
10 and mp 11. Between 1 and 3 inches of rain have 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...
WY 192 between Kaycee and Sussex.
- http://www.weather.gov/safety/flood
Instruction:
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Remain alert for flooding even in locations not receiving rain.
Arroyos, streams, and rivers can become raging killer currents in a
matter of minutes, even from distant rainfall.
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
Area Description:
Johnson, WY
Forcast Office:
NWS Riverton WY
Sender:
w-nws.webmaster@noaa.gov