Severe Thunderstorm Watch

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 411 IN EFFECT UNTIL 9 AM CDT THIS MORNING FOR THE FOLLOWING AREAS

IN IOWA THIS WATCH INCLUDES 15 COUNTIES

IN CENTRAL IOWA

HAMILTON HARDIN WEBSTER

IN NORTH CENTRAL IOWA

CERRO GORDO FRANKLIN HANCOCK HUMBOLDT KOSSUTH WINNEBAGO WORTH WRIGHT

IN NORTHWEST IOWA

EMMET PALO ALTO POCAHONTAS

IN WEST CENTRAL IOWA

CALHOUN

THIS INCLUDES THE CITIES OF ACKLEY, ALGONA, BELMOND, BRITT, CLARION, CLEAR LAKE, EAGLE GROVE, ELDORA, EMMETSBURG, ESTHERVILLE, FONDA, FOREST CITY, FORT DODGE, GARNER, GILMORE CITY, HAMPTON, HUMBOLDT, IOWA FALLS, KANAWHA, LAKE CITY, LAKE MILLS, LAURENS, MANLY, MANSON, MASON CITY, NORTHWOOD, POCAHONTAS, POMEROY, ROCKWELL CITY, ROLFE, AND WEBSTER CITY.

* PRIMARY THREATS INCLUDE...

SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE. ISOLATED LARGE HAIL EVENTS TO 1 INCH IN DIAMETER POSSIBLE.

PROBABILITY TABLE: PROB OF 2 OR MORE TORNADOES : <05% PROB OF 1 OR MORE STRONG /EF2-EF5/ TORNADOES : <02% PROB OF 10 OR MORE SEVERE WIND EVENTS : 50% PROB OF 1 OR MORE WIND EVENTS >= 75 MPH : 10% PROB OF 10 OR MORE SEVERE HAIL EVENTS : 20% PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES : 10% PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : 70% MEAN STORM MOTION /MPH/ : E 40