Severe · Flash Flood WatchActive alert

Flash Flood Watch issued September 3 at 2:18AM MDT until September 4

Affecting Sawtooth/Stanley Basin

In effect until: Sep 4, 2026, 10:00 AM

Sawtooth/Stanley Basin

Possible impact zone; conditions develop through 10:00 AM.

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

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Read the original bulletin (official text)

* WHAT...Flash flooding and debris flows caused by excessive rainfall
continue to be possible over the Wapiti Fire burn scar.

* WHERE...A portion of central Idaho, including the following area,
Sawtooth/Stanley Basin.

* WHEN...Through Friday evening.

* IMPACTS...Heavy rainfall over the Wapiti Fire burn scar is expected
during the period of the watch. Anyone in or near the Wapiti burn
scar should prepare for potential debris flow moving through the
Wapiti 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 Wapiti Fire burn scar, which may lead to flash
flooding and debris flows.
- Some locations that may experience flash flooding include...
Cape Horn Area and Banner Summit.
- http://www.weather.gov/safety/flood

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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™

Flash Flood Watch issued September 3 at 2:18AM MDT until September 4

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