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895 

RWUS32 KDSM 021644

FFSDSM

IAZ023-034-035-021700-



FLASH FLOOD STATEMENT

NATIONAL WEATHER SERVICE DES MOINES IA

1143 AM CDT THU AUG 2 2001



ADVISORY INFORMATION-- AN URBAN AND SMALL STREAM FLOOD ADVISORY 

REMAINS IN EFFECT FOR WEBSTER...POCAHONTAS AND CALHOUN COUNTIES 

UNTIL NOON.



FORECAST RAINFALL-- THUNDERSTORMS PROMPTING THE ADVISORY HAVE SINCE 

MOVED AWAY FROM POCAHONTAS...CALHOUN AND WEBSTER COUNTIES.  THERE 

MAY BE A FEW LIGHT SHOWERS THROUGH NOONTIME...BUT ANY ADDITIONAL 

RAINS WOULD BE QUITE LIGHT.  HOWEVER RUNOFF MAY CONTINUE CAUSING 

PONDING WATER ON ROADS...AND RISES IN SMALL STREAMS AND CREEKS.  

CONDITIONS SHOULD IMPROVE TOWARD NOON WHEN WATERS BEGIN RECEDING.



RECENT REPORTS-- A FEW PORTIONS OF CALHOUN AND POCAHONTAS COUNTIES 

RECEIVED OVER 3 INCHES OF RAIN OVERNIGHT...AND ALSO ADDITIONAL 

ISOLATED RAINS OVER 3 INCHES THIS MORNING.  MANSON REPORTED 3.25 

INCHES...RURAL NORTHWEST CALHOUN COUNTY 2.3 INCHES...FORT DODGE 

AIRPORT 2.08 INCHES...AND 1.5 INCHES AT KWMT RADIO IN FORT DODGE.  

ALL OF THESE AMOUNTS OCCURRED IN AN HOUR OR LESS SOMETIME BETWEEN 

930 AM AND 1115 AM.



STANDING WATER WAS REPORTED ON ROADS IN MANSON...AND ALONG HIGHWAY 7 

NEAR BARNUM IN WESTERN WEBSTER COUNTY.  WATER WAS ALSO REPORTED IN 

SOME BASEMENTS IN MANSON.



PRECAUTIONS-- BE PREPARED FOR STANDING WATER ON ROADS AND HIGHWAYS. 

STAY AWAY FROM SMALL STREAMS AND CREEKS WHICH MAY FILL WITH WATER 

QUICKLY.

$$



SMALL

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