NWS / NOAA weather: Flash Flood Watch issued October 22 at 2:42PM MDT until October 23 at 12:00PM MDT by NWS Boise ID
* WHAT...Flash flooding and debris flows caused by excessive rainfall
are possible over the Crooked burn scar and Wapiti burn scar. Total
rainfall up to 1 inch is possible on the burn scars.
* WHERE...Wapiti and Crooked burn scars in southwest Idaho including
Highway 21 between Grandjean and Banner Summit.
* WHEN...From 6 PM MDT this evening through Friday morning.
* IMPACTS...Heavy rainfall over the Crooked and Wapiti burn scars
which could trigger flash flooding or debris flows. Residents near
the Crooked and Wapiti burn scar should prepare for potential
debris flow. Mud and debris could impact Highway 21 between
Grandjean and Banner Summit.
* ADDITIONAL DETAILS...
- National Weather Service Meteorologists are forecasting heavy
rainfall over the Crooked and Wapiti burn scar, which may lead to
flash flooding and debris flows.
- Some locations that may experience flash flooding include...
Grandjean and Highway 21 between Grandjean and Banner Summit.
- https://www.weather.gov/safety/flood
- Severity
- Severe (4/5) · CAP Severe
- This month
- 2317th Weather alert at severity 4+ in the last 30 days