Headline:
Flash Flood Warning issued July 17 at 5:11PM MDT until July 17 at 8:15PM MDT by NWS Boise ID
Event:
Flash Flood Warning
Urgency:
Immediate
Effective:
July 17, 2026 - 4:11pm
Expires:
July 17, 2026 - 7:15pm
Description:
FFWBOI
The National Weather Service in Boise has issued a
* Flash Flood Warning for...
The Wapiti Burn Area in...
Northeastern Boise County in southwestern Idaho...
* Until 815 PM MDT.
* At 511 PM MDT, Doppler radar indicated thunderstorms producing
heavy rain over the Wapiti Burn Area. Between 0.3 and 0.5 inches
of rain have fallen. The expected rainfall rate is 1 to 4 inches
in 1 hour. Flash flooding is ongoing or expected to begin shortly.
HAZARD...Life threatening flash flooding and debris flows in
and around the Wapiti Fire Burn Scar.
SOURCE...Radar.
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.
Instruction:
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.
SNM: AVISO DE INUNDACIONES REPENTINAS hasta 8:15 PM MDT. Evite areas inundadas.
Servicio Nacional de Meteorologia: AVISO DE INUNDACIONES REPENTINAS en efecto para esta area hasta las 8:15 PM MDT. Esta es una situacion peligrosa y amenaza la vida. No intente viajar a menos que sea para abandonar un area propensa a inundaciones o bajo una orden de desalojo.
Area Description:
Boise, ID
Forcast Office:
NWS Boise ID
Sender: