The National Weather Service at 8:20-p.m. Thursday, issued SEVERE THUNDERSTORM WATCH #537, which is in effect until 5-a.m. Friday. Area Counties included in the SEVERE THUNDERSTORM WATCH: ADAIR  ADAMS  AUDUBON CARROLL  CASS  CRAWFORD DALLAS   FREMONT HARRISON GUTHRIE   MADISON   MILLS  MONTGOMERY PAGE  POTTAWATTAMIE   RINGGOLD   SAC  SHELBY  TAYLOR AND UNION.

PRIMARY THREATS INCLUDE…
NUMEROUS LARGE HAIL EVENTS LIKELY WITH A FEW VERY LARGE HAIL    EVENTS TO 2.5 INCHES IN DIAMETER POSSIBLE;  SEVERAL DAMAGING WIND GUSTS TO 70 MPH POSSIBLE; A FEW TORNADOES POSSIBLE

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 140 STATUTE MILES EAST AND WEST OF A LINE FROM 10 MILES WEST    SOUTHWEST OF FALLS CITY NEBRASKA TO 70 MILES NORTH OF DES MOINES,  IOWA.

A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR THE DEVELOPMENT OF SEVERE STORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES.