Red Flag Warning
Issued by NWS Pocatello, ID
Issued by NWS Pocatello, ID
149 WWUS85 KPIH 261658 RFWPIH URGENT - FIRE WEATHER MESSAGE National Weather Service Pocatello ID 1058 AM MDT Sun Jul 26 2026 ...Increasing wind over the Salmon-Challis Monday... .High pressure over central Idaho will continue, but wind aloft will increase over this area and bring stronger wind to locations that already have low afternoon and early evening humidity. The wind is not expected to last into Tuesday. IDZ475-476-271300- /O.NEW.KPIH.FW.W.0015.260727T1800Z-260728T0300Z/ East Salmon River Mountains/Salmon NF- Lemhi and Lost River Range/Challis NF- 1058 AM MDT Sun Jul 26 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT MONDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 475 AND 476... The National Weather Service in Pocatello has issued a Red Flag Warning for gusty winds and low relative humidity, which is in effect from noon to 9 PM MDT Monday. * AFFECTED AREA...Fire Weather Zone 475 East Salmon River Mountains/Salmon NF and Fire Weather Zone 476 Lemhi and Lost River Range/Challis NF. For Fire Weather Zone 475, the risk is mainly a line from Skull Gulch RAWS to Ezra Creek RAWS to the south. For Fire Weather Zone 476, the risk is mainly on mid- slopes and ridges that are exposed to the stronger wind. * WINDS...Southwest 10 to 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 13 percent. * IMPACTS...Moderate wind and very low humidity can lead to rapid spread of fire and more intense fire in receptive fuels. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly based on these criteria for Southeastern Idaho: - Relative humidity at or below 15 percent and wind gusts of at least 25 mph in the mountains, or 30 mph in the Snake Plain. && $$