05/31/2022
Webster County Alert:
Severe Thunderstorm Watch
Severe Thunderstorm Watch issued May 30 at 10:10PM CDT until May 31 at 4:00AM CDT by NWS Des Moines IA
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
296 IN EFFECT UNTIL 4 AM CDT TUESDAY FOR THE FOLLOWING AREAS
IN IOWA THIS WATCH INCLUDES 39 COUNTIES
IN CENTRAL IOWA
BOONE DALLAS GRUNDY
HAMILTON HARDIN JASPER
MARSHALL POLK POWESHIEK
STORY TAMA WEBSTER
IN NORTH CENTRAL IOWA
BUTLER CERRO GORDO FRANKLIN
HANCOCK HUMBOLDT WINNEBAGO
WORTH WRIGHT
IN NORTHEAST IOWA
BLACK HAWK BREMER
IN SOUTH CENTRAL IOWA
CLARKE DECATUR LUCAS
MADISON MAHASKA MARION
RINGGOLD UNION WARREN
WAYNE
IN SOUTHWEST IOWA
ADAIR ADAMS CASS
TAYLOR
IN WEST CENTRAL IOWA
AUDUBON GREENE GUTHRIE
THIS INCLUDES THE CITIES OF ACKLEY, ADAIR, ADEL, ALLERTON,
ALLISON, AMES, APLINGTON, ATLANTIC, AUDUBON, BAYARD, BEDFORD,
BELMOND, BOONE, BRITT, CARLISLE, CASEY, CEDAR FALLS, CHARITON,
CLARION, CLARKSVILLE, CLEAR LAKE, CONRAD, CORNING, CORYDON,
CRESTON, DES MOINES, D**E, DUMONT, DYSART, EAGLE GROVE, EARLHAM,
ELDORA, EXIRA, FONTANELLE, FOREST CITY, FORT DODGE, GARNER,
GLADBROOK, GREENE, GREENFIELD, GRINNELL, GRUNDY CENTER,
GUTHRIE CENTER, HAMPTON, HUMBOLDT, HUMESTON, INDIANOLA,
IOWA FALLS, JEFFERSON, KANAWHA, KNOXVILLE, LAKE MILLS, LAMONI,
LENOX, LEON, MANLY, MARSHALLTOWN, MASON CITY, MOUNT AYR,
NEW MARKET, NEWTON, NORTHWOOD, NORWALK, OSCEOLA, OSKALOOSA,
PANORA, PARKERSBURG, PELLA, PERRY, REINBECK, SEYMOUR, SHELL ROCK,
STUART, TAMA, TOLEDO, TRAER, WATERLOO, WAUKEE, WAVERLY,
WEBSTER CITY, WELLSBURG, AND WINTERSET.
* PRIMARY THREATS INCLUDE...
SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2
INCHES IN DIAMETER POSSIBLE.
SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE.
A TORNADO OR TWO POSSIBLE.
PROBABILITY TABLE:
PROB OF 2 OR MORE TORNADOES : 20%
PROB OF 1 OR MORE STRONG /EF2-EF5/ TORNADOES : 10%
PROB OF 10 OR MORE SEVERE WIND EVENTS : 50%
PROB OF 1 OR MORE WIND EVENTS >= 75 MPH : 20%
PROB OF 10 OR MORE SEVERE HAIL EVENTS : 50%
PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES : 50%
PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : 80%
MEAN STORM MOTION /MPH/ : NE 35
http://www.weather.gov