Flash Flood Watch

Locations Affected

Idaho Falls, ID ∙ Ririe, ID ∙ Edmonds, ID ∙ Saint Anthony, ID ∙ Gannett, ID ∙ Ammon, ID ∙ Rexburg, ID ∙ Idaho Falls Fanning Field, ID ∙ Rigby, ID ∙ Byrne, ID

Full Alert Message

Flood Watch National Weather Service Pocatello ID 1141 AM MDT Fri Oct 23 2026 ...FLASH FLOOD WATCH FOR THE BIG ROCK AND OHIO BURN SCAR REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... * WHAT...Flash flooding and debris flows caused by excessive rainfall continue to be possible over the Big Rock burn scar and Ohio burn scar. * WHERE...Portions of central and southeast Idaho, including the following areas, in central Idaho, Wood River Foothills. In southeast Idaho, Upper Snake River Plain. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Heavy rainfall over the Big Rock and Ohio burn scar is expected up to and during the period of the watch. Residents near the Big Rock and Ohio burn scar should prepare for potential debris flow. 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 and Ohio 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 PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

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