A watch was in effect through 6 p.m. MDT for the Wood River Foothills and Upper Snake River Plain in Idaho, where heavy rain could trigger flash flooding and debris flows near two burn scars. Residents were advised to monitor forecasts and be prepared to act if warnings were issued.
A watch warned of possible flash flooding and debris flows on the Crooked and Wapiti burn scars in southwest Idaho from Thursday evening through Friday morning. The NWS advised residents to monitor forecasts and be prepared to act if a Flash Flood Warning is issued.
The NWS forecast heavy rainfall over the Wapiti Fire burn scar in the Sawtooth/Stanley Basin area, with possible flash flooding and debris flows. The watch is in effect from Thursday evening through Friday morning.
Illustrative image: Map of the Fall River Watershed in Wyoming and Idaho. Created with the free Global Watersheds web app. Permalink to interactive map: https://mghydro.com/watersheds/shared/6490D3.html — Shawn Steinfeger/Wikimedia Commons, CC BY-SA 4.0
The National Weather Service forecast possible flash flooding and debris flows near the Big Rock and Ohio burn scars in central and southeast Idaho. The watch covers Thursday evening through Friday afternoon.
Illustrative image: Map of the Boise River Watershed. Created with the free Global Watersheds web app and data from the United States Geological Survey. Permalink to interactive map: https://mghydro.com/watersheds/shared/E67803.html — Mheberger/Wikimedia Commons, CC BY-SA 4.0
The National Weather Service issued a flash flood watch for the Boise Mountains, including the Crooked and Wapiti burn scars and Highway 21 between Grandjean and Banner Summit. Flash flooding and debris flows are possible from this evening through Friday morning.
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