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Active official alertUpdated

Flash Flood Warning for Boise, ID

Official alert fields

What you need to know

Applies to
Boise
Effective
Ends or expires
Official severity
Severe
Official urgency
Immediate
Official certainty
Likely

What is happening

FFWBOI The National Weather Service in Boise has issued a * Flash Flood Warning for... The Wapiti Fire burn scar in... Northeastern Boise County in southwestern Idaho... * Until 900 PM MDT. * At 702 PM MDT, Doppler radar indicated thunderstorms producing heavy rain over the Wapiti Fire Burn Scar. Up to 0.2 inches...

What the bulletin says to do

This is a life threatening situation. Heavy rainfall will cause extensive and severe flash flooding of creeks...streams...and ditches in the Wapiti Fire Burn Scar. 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. Move away from recently burned areas. Life-threatening flooding of creeks, roads and normally dry washes is likely. The heavy rains will likely trigger rockslides, mudslides and debris flows in steep terrain, especially in and around these areas.

Full official description

Bulletin details

FFWBOI The National Weather Service in Boise has issued a * Flash Flood Warning for... The Wapiti Fire burn scar in... Northeastern Boise County in southwestern Idaho... * Until 900 PM MDT. * At 702 PM MDT, Doppler radar indicated thunderstorms producing heavy rain over the Wapiti Fire Burn Scar. Up to 0.2 inches of rain have fallen. The expected rainfall rate is 0.5 to 1 inch in 1 hour. Additional rainfall amounts of 0.5 to 1 inch are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. Excessive rainfall over the burn scar will result in debris flow. The debris flow can consist of rock, mud, vegetation and other loose materials. HAZARD...Flash flooding caused by thunderstorms in and around the Wapiti Fire Burn Scar. SOURCE...Radar indicated. IMPACT...Flooding of areas in and around the Wapiti Fire Burn Scar. * Some locations that will experience flash flooding include... Grandjean.

Official geometry where available

Alert boundary

Lifecycle record

Official revisions

1 captured
  1. Alert

    Flash Flood Warning issued August 15 at 7:02PM MDT until August 15 at 9:00PM MDT by NWS Boise ID

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Boise ID. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Alert
Last collected
Methodology and corrections