353 PM CDT WED AUG 27 2014

…HEAVY RAIN FOR WEST-CENTRAL IOWA THURSDAY MORNING…

WIDESPREAD THUNDERSTORMS ARE FORECAST TO DEVELOP OVER SOUTHWEST IOWA AND SPREAD NORTHEAST OVERNIGHT TONIGHT INTO THURSDAY MORNING. MODERATE TO LOCALLY HEAVY RAINFALL TOTALS ARE ANTICIPATED BY MIDDAY THURSDAY WHERE A WIDESPREAD 1 TO 2 INCHES WILL BE COMMON.

COUNTIES: SAC-CRAWFORD-CARROLL-AUDUBON-GUTHRIE-DALLAS-CASS-ADAIR-MADISON-ADAMS-UNION-TAYLOR-RINGGOLD-

FLASH FLOOD WATCH IN EFFECT FROM 3 AM CDT THURSDAY THROUGH THURSDAY MORNING.

WIDESPREAD RAINFALL AMOUNTS OF 1 TO 2 INCHES WITH LOCALLY HIGHER AMOUNTS UP TO 3 INCHES ARE POSSIBLE OVERNIGHT TONIGHT THROUGH MIDDAY THURSDAY. THESE THUNDERSTORMS WILL BE EFFICIENT RAIN PRODUCERS…MEANING THE ENVIRONMENT IS SUITED FOR RAINFALL RATES IN EXCESS OF 1 TO 2 INCHES PER HOUR AT TIMES.

WITH THE ANTICIPATED RAINFALL RATES ON TOP OF AN ALREADY VERY SATURATED GROUND…A FLASH FLOOD COULD OCCUR IN A VERY SHORT TIME FRAME AND IS ESPECIALLY DANGEROUS AT NIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED.