

000 

WGUS73 KDMX 240442

FFSDMX



FLASH FLOOD STATEMENT

NATIONAL WEATHER SERVICE DES MOINES IA

1139 PM CDT THU AUG 23 2007



IAC123-240645-

MAHASKA IA-

1139 PM CDT THU AUG 23 2007



...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 145 AM CDT FOR

MAHASKA COUNTY...



AT 1135 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATES 

LIGHT TO MODERATE RAIN CONTINUES OVER THE COUNTY. ADDITIONAL RAIN IS 

EXPECTED TO OCCUR FOR THE NEXT SEVERAL HOURS ALONG THE HIGHWAY 92 

CORRIDOR FOR THE NEXT SEVERAL HOURS. 



LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO NEW SHARON



EMERGENCY MANAGEMENT IN MAHASKA COUNTY REPORTS MANY SECONDARY ROADS 

ARE IMPASSABLE...DITCHES FULL AND OVERFLOWING...AND MANY ROADS ARE 

NOW BEING BARRICADED. IN ADDITION MUCHAKINOCK CREEK IS EXPECTED TO 

RISE AND FLOOD PORTIONS OF HIGHWAY 92 WEST OF OSKALOOSA TOWARD 

KNOXVILLE IN MARION COUNTY. 



LAW ENFORCEMENT OFFICIALS ALSO REPORT THAT WATER HAS BEEN 

PROHIBITING TRAFFIC FROM OSKALOOSA AND ADVISES NO TRAVEL THROUGHOUT 

THE COUNTY... REPEAT...TRAVEL THROUGHOUT THE COUNTY IS NOT ADVISED. 

PLEASE DO NOT TRAVEL AND STAY OFF COUNTY ROADS THROUGH THE NIGHT. 



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.



DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A FEW INCHES OF

RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE.



A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT

FRIDAY MORNING FOR SOUTHERN IOWA.



LAT...LON 4123 9287 4140 9287 4140 9285 4149 9278

      4148 9244 4125 9243 4125 9244 4118 9243

TIME...MOT...LOC 0439Z 180DEG 0KT 4130 9279



$$

