Idaho Severe Flash Flood Watch | Effective 08/13/2026 20:43

Headline: 
Flash Flood Watch issued August 13 at 9:43PM MDT until August 14 at 10:00PM MDT by NWS Pocatello ID
Event: 
Flash Flood Watch
Urgency: 
Future
Effective: 
August 13, 2026 - 8:43pm
Expires: 
August 14, 2026 - 9:00pm
Description: 
* WHAT...Flash flooding and debris flows caused by excessive rainfall continue to be possible over the Big Rock burn scar. * WHERE...A portion of southeast Idaho, including the following area, Upper Snake River Plain. * WHEN...From Friday afternoon through Friday evening. * IMPACTS...Heavy rainfall over the Big Rock burn scar is expected during the period of the watch. Anyone in or near the Big Rock burn scar should prepare for potential debris flow moving through the Big Rock burn scar. Be sure to stay up to date with information from local authorities. Heavy rainfall could trigger flash flooding and debris flows in and near recent wildfire burn scars. * ADDITIONAL DETAILS... - National Weather Service Meteorologists are forecasting heavy rainfall over the Big Rock burn scar, which may lead to flash flooding and debris flows. - Some locations that may experience flash flooding include... Heise. - http://www.weather.gov/safety/flood
Instruction: 
You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.
Area Description: 
Upper Snake River Plain
Forcast Office: 
NWS Pocatello ID
Sender: 
w-nws.webmaster@noaa.gov