373
WGUS55 KBYZ 030129
FFWBYZ
WYC033-030430-
/O.NEW.KBYZ.FF.W.0020.250803T0129Z-250803T0430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BILLINGS MT
729 PM MDT SAT AUG 2 2025
THE NATIONAL WEATHER SERVICE IN BILLINGS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
THE NORTHERN ELK BURN AREA IN...
NORTHWESTERN SHERIDAN COUNTY IN NORTH CENTRAL WYOMING...
* UNTIL 1030 PM MDT.
* AT 729 PM MDT, DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN OVER THE NORTHERN ELK BURN AREA. UP TO 1 INCH OF RAIN
HAS FALLEN. ADDITIONAL RAINFALL AMOUNTS UP TO 0.5 INCHES 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 FLOWS.
THE DEBRIS FLOWS CAN CONSIST OF ROCK, MUD, VEGETATION AND OTHER
LOOSE MATERIALS.
HAZARD...FLASH FLOODING CAUSED BY THUNDERSTORMS IN AND AROUND
THE NORTHERN ELK BURN AREA.
SOURCE...RADAR INDICATED.
IMPACT...FLOODING OF AREAS IN AND DOWNSTREAM OF THE NORTHERN
ELK BURN AREA.
* SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
DAYTON AND PARKMAN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
LIFE THREATENING FLOODING OF CREEKS, ROADS, AND NORMALLY DRY COULEES
IN AND DOWNSTREAM OF THE NORTHERN ELK BURN AREA IS LIKELY. IN
ADDITION TO THE FLASH FLOODING, THE HEAVY RAINS MAY TRIGGER
ROCKSLIDES, MUDSLIDES, AND DEBRIS FLOWS IN STEEP TERRAIN.
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES. DO NOT DRIVE ON OR ATTEMPT TO CROSS
FLOODED ROADS, FIND AN ALTERNATE ROUTE. ROADS AND DRIVEWAYS MAY BE
DAMAGED OR WASHED OUT IN PLACES.
PLEASE REPORT OBSERVED FLOODING TO LOCAL EMERGENCY OFFICIALS AND
REQUEST THEY PASS THE INFORMATION TO THE NATIONAL WEATHER SERVICE IN
BILLINGS.
LAT...LON 4500 10735 4494 10732 4490 10724 4487 10719
4486 10723 4483 10727 4481 10731 4479 10734
4479 10739 4481 10743 4481 10750 4482 10750
4483 10748 4484 10748 4483 10751 4482 10755
4484 10760 4494 10769 4499 10766 4500 10763
FLASH FLOOD...RADAR INDICATED
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