Avisos, Grandjean Campground

Red Flag Warning issued July 17 at 1:18AM MDT until July 17 at 9:00PM MDT by NWS Pocatello ID ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING FOR SCATTERED THUNDERSTORMS FOR FIRE WEATHER ZONES 411, 413, 422, 427, 475 AND 476... * AFFECTED AREA...Fire Weather Zone 422 Sawtooth Range/Northern Sawtooth NF and Fire Weather Zone 427 Goose Creek and Raft River Valley/Southern Sawtooth NF/Twin Falls BLM south of the Snake River. * IMPACTS...Scattered thunderstorms can produce frequent lightning that may in turn produce wildfire starts in receptive fuels. * THUNDERSTORMS...A mix of wet and dry storms, with wetting rains possible with stronger storms. * OUTFLOW WINDS...Gusts over 35 mph with peak gusts nearing 55-60 mph. A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly based on these criteria for Southeastern Idaho: - Thunderstorm coverage of 25 percent, without specific rainfall criteria.

Flash Flood Warning issued July 17 at 7:48PM MDT until July 17 at 9:15PM MDT by NWS Boise ID FFWBOI The National Weather Service in Boise has extended the * Flash Flood Warning for... The Wapiti Burn Area in... Northeastern Boise County in southwestern Idaho... * Until 915 PM MDT. * At 748 PM MDT, the public reported thunderstorms producing heavy rain over the Wapiti Burn Area. Between 0.5 and 1.5 inches of rain have fallen. Flash flooding is already occurring. Excessive rainfall over the burn scar has resulted in debris flows moving through drainages in the area. Debris flows can consist of rock, mud, vegetation and other loose materials. HAZARD...Life threatening flash flooding and debris flows in and around the Wapiti Fire Burn Scar. SOURCE...Public reported debris flows blocking roads in the Grandjean area. IMPACT...Life threatening flash flooding and debris flows in and around the Wapiti Fire Burn Scar will impact Grandjean Road and Highway 21 from east of Lowman to Banner Summit. * Some locations that will experience flash flooding include... Grandjean and Warm Springs Guard Station. This is a life threatening situation. Heavy rainfall will cause extensive and severe flash flooding of creeks...streams...and ditches in the Wapiti Burn Area. Severe debris flows can also be anticipated across roads. Roads and driveways may be washed away in places. If you encounter flood waters...climb to safety.