

000 

WGUS75 KRIW 200106

FFSRIW



FLASH FLOOD STATEMENT

NATIONAL WEATHER SERVICE RIVERTON WY

705 PM MDT THU JUL 19 2007



WYC019-200330-

JOHNSON WY-

705 PM MDT THU JUL 19 2007



...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 930 PM MDT FOR

SOUTHWESTERN JOHNSON COUNTY...



AT 700 PM MDT...THUNDERSTORMS PRODUCING FLASH FLOODING WERE REPORTED 

OVER THE WARNED AREA. TRAINED SPOTTERS ABOUT 8 TO 9 MILES NORTHWEST 

OF KAYCEE ON HIGHWAY 191 REPORTED THE NORTH FORK POWDER RIVER OUT OF 

ITS BANKS. THE THUNDERSTORMS WITH EXCESSIVE RAIN WERE NEARLY 

STATIONARY. RADAR INDICATES THAT OVER FOUR INCHES OF RAIN MAY HAVE 

FALLEN WITH THESE STORMS IN THE AREA ALONG AND BETWEEN HIGHWAY 191 

AND INTERSTATE 25. RANCHES ALONG THE NORTH FORK IN THIS AREA WILL 

VERY LIKELY EXPERIENCE FLASH FLOODING.



OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED STATE 

HIGHWAY 191 AND NEARBY RANCHES AND HOMES...NORTH FORK POWDER 

RIVER...PASS CREEK AND PASS CREEK RESERVOIR. HIGHWAY 191 WHERE IT 

CROSSES THE NORTH FORK POWDER RIVER MAY EXPERIENCE FLASH FLOODING AS 

MIGHT AREAS ON HIGHWAY 196 NEAR THE NORTH FORK.



ADDITIONAL RAINFALL AMOUNTS OF ONE TO TWO INCHES ARE POSSIBLE IN THE 

WARNED AREA.



EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL

CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE

BANKS OF CREEKS AND STREAMS.



MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO

AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY

DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL

ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED

ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.



REPORT FLOODING TO THE NATIONAL WEATHER SERVICE OFFICE IN RIVERTON AT

1-800-211-1448.



LAT...LON 4350 10710 4350 10634 4411 10639 4408 10707



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JONES

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