(Source: NWS/Des Moines) Counties in IA: SAC-CRAWFORD-CARROLL-AUDUBON-GUTHRIE-DALLAS-CASS-ADAIR-MADISON-ADAMS-UNION-TAYLOR-RINGGOLD

TODAY (TUESDAY): THUNDERSTORM CHANCES WILL INCREASE ACROSS THE AREA FROM WEST TO EAST BY MID TO LATE AFTERNOON INTO TONIGHT. THERE IS A SLIGHT RISK OF SEVERE STORMS…WITH LARGE HAIL AND DAMAGING WINDS THE MAIN THREATS. AN ISOLATED TORNADO WILL BE POSSIBLE NORTH OF HIGHWAY 30. LOCALLY HEAVY RAINFALL WILL BE POSSIBLE WITH THE STRONGEST STORMS.

ADDITIONAL THUNDERSTORMS ARE POSSIBLE THURSDAY AFTERNOON AND NIGHT SOUTH OF INTERSTATE 80. THE THREAT FOR SEVERE WEATHER IS LOW AT THIS TIME.

SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON INTO TONIGHT.