Flash Flood Warning for Owyhee, ID; Malheur, OR
Official alert fields
What you need to know
- 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 Big Grass Fire burn scar in... Southwestern Owyhee County in southwestern Idaho... Southeastern Malheur County in southeastern Oregon... * Until 445 PM MDT. * At 244 PM MDT, Doppler radar indicated thunderstorms producing...
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 Big Grass 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.
Full official description
Bulletin details
FFWBOI The National Weather Service in Boise has issued a * Flash Flood Warning for... The Big Grass Fire burn scar in... Southwestern Owyhee County in southwestern Idaho... Southeastern Malheur County in southeastern Oregon... * Until 445 PM MDT. * At 244 PM MDT, Doppler radar indicated thunderstorms producing heavy rain over the Big Grass Fire Burn Scar. 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 Big Grass Fire Burn Scar. SOURCE...Radar indicated. IMPACT...Flooding of areas in and around the Big Grass Fire Burn Scar. * Some locations that will experience flash flooding include... Star Ranch, Castro Ranch, North Fork Owyhee Campground, Pole Creek Breaks, Brace Ranch, Hackberry Reservoir, Cutcher Crossing Launch Site, Twin Springs Ranch, Rickard Crossing, Three Forks River Access, Piute Basin Reservoir, Castro Ridge, Wiley Ranch, Piute Butte, Mouse Trap Butte, Four Corners, Garat Crossing Launch Site, Whitehorse Butte, Grassy Mountain and Juniper Basin Reservoir.
Official geometry where available
Alert boundary
Lifecycle record
Official revisions
- Alert
Flash Flood Warning issued August 15 at 2:44PM MDT until August 15 at 4:45PM 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.
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