142
WGUS55 KBOU 010018
FFWBOU
COC123-010300-
/O.NEW.KBOU.FF.W.0017.250801T0018Z-250801T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE DENVER CO
618 PM MDT THU JUL 31 2025
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHWESTERN WELD COUNTY IN NORTHEASTERN COLORADO...
* UNTIL 900 PM MDT.
* AT 618 PM MDT, TRAINED WEATHER SPOTTERS REPORTED THUNDERSTORMS
PRODUCING HEAVY RAIN IN A STORM CHASER REPORTED 2 TO 3 FEET OF
WATER ACROSS COUNTY ROAD 49 NEAR COUNTY ROAD 108 ABOUT 10 MILES
EAST OF NUNN. BETWEEN 1 AND 2.5 INCHES OF RAIN HAVE FALLEN.
ADDITIONAL RAINFALL AMOUNTS UP TO 1 INCH ARE POSSIBLE IN THE
WARNED AREA. FLASH FLOODING IS ALREADY OCCURRING.
HAZARD...FLASH FLOODING CAUSED BY THUNDERSTORMS.
SOURCE...TRAINED SPOTTERS REPORTED.
IMPACT...FLASH FLOODING OF SMALL CREEKS AND STREAMS, GULCHES,
ROADS, AND POOR DRAINAGE AND LOW-LYING AREAS.
* SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
HEREFORD.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO CROSS FLOODED
ROADS. FIND AN ALTERNATE ROUTE.
LAT...LON 4100 10423 4088 10425 4076 10434 4066 10457
4069 10468 4077 10474 4091 10462 4100 10460
FLASH FLOOD...OBSERVED
HIRIS
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