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Flash Flood Watch for parts of the KJAN listening area tonight

News, Weather

August 31st, 2014 by Ric Hanson

343 PM CDT SUN AUG 31 2014

…THUNDERSTORMS WITH HEAVY RAIN LIKELY TONIGHT…

Flash Flood Watch (Counties in green); Tornado Watch (Counties in yellow)

Flash Flood Watch (Counties in green); Tornado Watch (Counties in yellow)

THUNDERSTORMS ARE EXPECTED TO BECOME WIDESPREAD THIS EVENING. THE STORMS WILL HAVE THE POTENTIAL TO PRODUCE HEAVY RAINFALL OVER A SHORT PERIOD OF TIME. IN ADDITION…SEVERAL STORMS MAY TRACK ACROSS SIMILAR AREAS AND FURTHER ENHANCE THE HEAVY RAIN THREAT.

IOWA COUNTIES: CRAWFORD-CARROLL-GREENE-BOONE-STORY-AUDUBON-GUTHRIE-DALLAS-POLK-CASS-ADAIR-MADISON-WARREN-ADAMS-UNION-CLARKE-TAYLOR-RINGGOLD-DECATUR-

FLASH FLOOD WATCH IN EFFECT FROM 7 PM CDT THIS EVENING THROUGH MONDAY MORNING…

WIDESPREAD HEAVY RAINFALL OVER THE PAST WEEK HAS RESULTED IN SATURATED SOILS AND FAVORABLE CONDITIONS FOR SIGNIFICANT RUNOFF. HEAVY RAINFALL IS POSSIBLE TONIGHT WITH THE POTENTIAL FOR WIDESPREAD 1 TO 2 INCHES OF RAIN. HEAVIER RAINFALL AMOUNTS IN EXCESS OF 3 INCHES MAY OCCUR.

FLASH FLOODING IS POSSIBLE ACROSS THE REGION. SIGNIFICANT PONDING IN URBAN AREAS IS POSSIBLE. IN ADDITION…SMALL STREAMS MAY RISE ABOVE THEIR BANKS AND CAUSE FLOODING OF LOW LYING AREAS INCLUDING ROADWAYS. FLASH FLOODING AT NIGHT IS EXTREMELY DANGEROUS. IN ADDITION…THESE RAINFALL AMOUNTS WILL CAUSE A FEW LARGER STREAMS TO NEAR FLOOD STAGE OVER THE NEXT FEW DAYS.

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.