946
WGUS55 KBYZ 190002
FFWBYZ
MTC037-107-190300-
/O.NEW.KBYZ.FF.W.0018.260919T0002Z-260919T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BILLINGS MT
602 PM MDT FRI SEP 18 2026
THE NATIONAL WEATHER SERVICE IN BILLINGS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHWESTERN GOLDEN VALLEY COUNTY IN CENTRAL MONTANA...
SOUTHEASTERN WHEATLAND COUNTY IN CENTRAL MONTANA...
* UNTIL 900 PM MDT.
* AT 602 PM MDT, DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. BETWEEN 0.7 AND 1.5 INCHES OF
RAIN HAVE FALLEN. ADDITIONAL RAINFALL AMOUNTS UP TO 1 INCH ARE
POSSIBLE IN THE WARNED AREA. FLASH FLOODING IS ONGOING OR EXPECTED
TO BEGIN SHORTLY.
HAZARD...FLASH FLOODING CAUSED BY THUNDERSTORMS.
SOURCE...RADAR INDICATED.
IMPACT...FLASH FLOODING OF SMALL CREEKS AND STREAMS, URBAN AREAS,
HIGHWAYS, STREETS AND UNDERPASSES AS WELL AS OTHER POOR
DRAINAGE AND LOW-LYING AREAS.
* SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
MAINLY RURAL AREAS OF SOUTHWESTERN GOLDEN VALLEY AND SOUTHEASTERN
WHEATLAND COUNTIES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
LAT...LON 4622 10965 4622 10968 4628 10968 4628 10934
4616 10940 4613 10952 4614 10965
FLASH FLOOD...RADAR INDICATED
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