Alertes en vigueurMontour, IA

THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH 109 IN EFFECT UNTIL 10 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 19 COUNTIES IN CENTRAL IOWA BOONE DALLAS GRUNDY HAMILTON HARDIN JASPER MARSHALL POLK POWESHIEK STORY TAMA IN NORTH CENTRAL IOWA BUTLER FRANKLIN IN NORTHEAST IOWA BLACK HAWK BREMER IN SOUTH CENTRAL IOWA MADISON MAHASKA MARION WARREN THIS INCLUDES THE CITIES OF ACKLEY, ADEL, ALLISON, AMES, APLINGTON, BOONE, CARLISLE, CEDAR FALLS, CLARKSVILLE, CONRAD, DES MOINES, DIKE, DUMONT, DYSART, EARLHAM, ELDORA, GLADBROOK, GREENE, GRINNELL, GRUNDY CENTER, HAMPTON, INDIANOLA, IOWA FALLS, KNOXVILLE, MARSHALLTOWN, NEWTON, NORWALK, OSKALOOSA, PARKERSBURG, PELLA, PERRY, REINBECK, SHELL ROCK, TAMA, TOLEDO, TRAER, WATERLOO, WAUKEE, WAVERLY, WEBSTER CITY, WELLSBURG, AND WINTERSET.
Primary Threats Include: SEVERAL TORNADOES AND A COUPLE INTENSE TORNADOES LIKELY. WIDESPREAD LARGE HAIL AND SCATTERED VERY LARGE HAIL EVENTS TO 4 INCHES IN DIAMETER LIKELY. SCATTERED DAMAGING WINDS LIKELY WITH ISOLATED SIGNIFICANT GUSTS TO 75 MPH POSSIBLE. PROBABILITY TABLE: PROB OF 2 OR MORE TORNADOES : 80% PROB OF 1 OR MORE STRONG /EF2-EF5/ TORNADOES : 60% PROB OF 10 OR MORE SEVERE WIND EVENTS : 60% PROB OF 1 OR MORE WIND EVENTS >= 75 MPH : 40% PROB OF 10 OR MORE SEVERE HAIL EVENTS : 80% PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES : 80% PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : >95% MEAN STORM MOTION /MPH/ : E 40