792
WGUS55 KBYZ 300230
FFWBYZ
WYC033-300530-
/O.NEW.KBYZ.FF.W.0017.260730T0230Z-260730T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BILLINGS MT
830 PM MDT WED JUL 29 2026
THE NATIONAL WEATHER SERVICE IN BILLINGS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
THE SOUTHERN ELK BURN AREA IN...
CENTRAL SHERIDAN COUNTY IN NORTH CENTRAL WYOMING...
* UNTIL 1130 PM MDT.
* AT 830 PM MDT, DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN OVER THE SOUTHERN ELK BURN AREA. BETWEEN 0.5 AND 1 INCH
OF RAIN HAS FALLEN. 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
SOUTHERN ELK BURN AREA.
SOURCE...RADAR INDICATED.
IMPACT...FLOODING OF AREAS IN AND DOWNSTREAM OF THE SOUTHERN ELK
BURN AREA.
* SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
MAINLY RURAL AREAS OF CENTRAL SHERIDAN COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
LIFE THREATENING FLOODING OF CREEKS, ROADS, AND NORMALLY DRY COULEES
IN AND DOWNSTREAM OF THE SOUTHERN ELK BURN AREA IS LIKELY. IN
ADDITION TO THE FLASH FLOODING, THE HEAVY RAINS MAY TRIGGER
ROCKSLIDES, MUDSLIDES, AND DEBRIS FLOWS IN STEEP TERRAIN.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
REMAIN ALERT FOR FLOODING OF CREEKS, STREAMS, AND NORMALLY DRY
COULEES EVEN IN AREAS NOT RECEIVING RAINFALL DOWNSTREAM OF THE BURN
AREA. THESE CAN BECOME RAGING KILLER CURRENTS IN A MATTER OF MINUTES
EVEN FROM DISTANT RAINFALL UPSTREAM.
PLEASE REPORT OBSERVED FLOODING TO LOCAL EMERGENCY OFFICIALS AND
REQUEST THEY PASS THE INFORMATION TO THE NATIONAL WEATHER SERVICE IN
BILLINGS.
LAT...LON 4479 10737 4479 10734 4481 10731 4487 10719
4481 10713 4476 10707 4470 10705 4466 10704
4463 10706 4462 10708 4465 10712 4466 10715
4465 10721 4469 10726 4472 10724 4474 10731
4477 10736
FLASH FLOOD...RADAR INDICATED
MCKEOWN-ROBBIE
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