Waarschuwingen

Severe Thunderstorm Watch issued May 24 at 2:44AM CDT until May 24 at 10:00AM CDT by NWS Des Moines IATHE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH300 IN EFFECT UNTIL 10 AM CDT THIS MORNING FOR THE FOLLOWINGAREASIN IOWA THIS WATCH INCLUDES 48 COUNTIESIN CENTRAL IOWABOONE DALLAS GRUNDYHAMILTON HARDIN JASPERMARSHALL POLK POWESHIEKSTORY TAMA WEBSTERIN NORTH CENTRAL IOWABUTLER CERRO GORDO FRANKLINHANCOCK HUMBOLDT KOSSUTHWRIGHTIN NORTHEAST IOWABLACK HAWK BREMERIN NORTHWEST IOWAPALO ALTO POCAHONTASIN SOUTH CENTRAL IOWAAPPANOOSE CLARKE DECATURLUCAS MADISON MAHASKAMARION MONROE RINGGOLDUNION WARREN WAYNEIN SOUTHEAST IOWADAVIS WAPELLOIN SOUTHWEST IOWAADAIR ADAMS CASSTAYLORIN WEST CENTRAL IOWAAUDUBON CALHOUN CARROLLCRAWFORD GREENE GUTHRIESACTHIS INCLUDES THE CITIES OF ACKLEY, ADAIR, ADEL, ALBIA, ALGONA,ALLERTON, ALLISON, AMES, APLINGTON, ATLANTIC, AUDUBON, BAYARD,BEDFORD, BELMOND, BLOOMFIELD, BOONE, BRITT, CARLISLE, CARROLL,CASEY, CEDAR FALLS, CENTERVILLE, CHARITON, CLARION, CLARKSVILLE,CLEAR LAKE, CONRAD, CORNING, CORYDON, CRESTON, DENISON,DES MOINES, DIKE, DUMONT, DYSART, EAGLE GROVE, EARLHAM, EARLY,ELDORA, EMMETSBURG, EXIRA, FONDA, FONTANELLE, FORT DODGE, GARNER,GILMORE CITY, GLADBROOK, GREENE, GREENFIELD, GRINNELL,GRUNDY CENTER, GUTHRIE CENTER, HAMPTON, HUMBOLDT, HUMESTON,INDIANOLA, IOWA FALLS, JEFFERSON, KANAWHA, KNOXVILLE, LAKE CITY,LAKE VIEW, LAMONI, LAURENS, LENOX, LEON, MANSON, MARSHALLTOWN,MASON CITY, MOUNT AYR, NEW MARKET, NEWTON, NORWALK, ODEBOLT,OSCEOLA, OSKALOOSA, OTTUMWA, PANORA, PARKERSBURG, PELLA, PERRY,POCAHONTAS, POMEROY, REINBECK, ROCKWELL CITY, ROLFE, SAC CITY,SCHALLER, SEYMOUR, SHELL ROCK, STUART, TAMA, TOLEDO, TRAER,WALL LAKE, WATERLOO, WAUKEE, WAVERLY, WEBSTER CITY, WELLSBURG,AND WINTERSET.* PRIMARY THREATS INCLUDE...SCATTERED DAMAGING WINDS LIKELY WITH ISOLATED SIGNIFICANT GUSTSTO 80 MPH POSSIBLE.ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE.A TORNADO OR TWO POSSIBLE.PROBABILITY TABLE:PROB OF 2 OR MORE TORNADOES : 20%PROB OF 1 OR MORE STRONG /EF2-EF5/ TORNADOES : 05%PROB OF 10 OR MORE SEVERE WIND EVENTS : 70%PROB OF 1 OR MORE WIND EVENTS >= 75 MPH : 30%PROB OF 10 OR MORE SEVERE HAIL EVENTS : 20%PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES : 20%PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : 90%MEAN STORM MOTION /MPH/ : E 45

National Weather Service

Flood Watch issued May 24 at 2:25AM CDT until May 24 at 1:00PM CDT by NWS Des Moines IARecent rainfall has saturated soils in portions of central Iowawith creeks and streams already running high. The potential foradditional heavy rainfall this morning into early afternoon may leadto flash flooding.* WHAT...Flash flooding caused by excessive rainfall is possible.* WHERE...Portions of central, north central, northeast, northwest,south central, southwest, and west central Iowa, including thefollowing counties, in central Iowa, Boone, Dallas, Grundy,Hamilton, Hardin, Jasper, Marshall, Polk, Poweshiek, Story, Tamaand Webster. In north central Iowa, Butler, Cerro Gordo, Franklin,Hancock, Humboldt, Kossuth and Wright. In northeast Iowa, BlackHawk and Bremer. In northwest Iowa, Palo Alto and Pocahontas. Insouth central Iowa, Madison, Mahaska, Marion and Warren. Insouthwest Iowa, Adair and Cass. In west central Iowa, Audubon,Calhoun, Carroll, Crawford, Greene, Guthrie and Sac.* WHEN...Until 1 PM CDT this afternoon.* IMPACTS...Excessive runoff may result in flooding of rivers,creeks, streams, and other low-lying and flood-prone locations.Area creeks and streams are running high and could flood with moreheavy rain.* ADDITIONAL DETAILS...- Heavy rainfall over a short period of time may lead to flashflooding in the watch area.For the latest river and stream observations and forecasts refer toweather.gov/desmoines/water.

National Weather Service

Severe Thunderstorm Warning issued May 24 at 3:56AM CDT until May 24 at 4:45AM CDT by NWS Des Moines IASVRDMXThe National Weather Service in Des Moines has issued a* Severe Thunderstorm Warning for...Madison County in south central Iowa...Webster County in central Iowa...Southeastern Pocahontas County in northwestern Iowa...Eastern Audubon County in west central Iowa...Southeastern Sac County in west central Iowa...Western Boone County in central Iowa...Adair County in southwestern Iowa...Greene County in west central Iowa...Eastern Cass County in southwestern Iowa...Union County in south central Iowa...Guthrie County in west central Iowa...Adams County in southwestern Iowa...Calhoun County in west central Iowa...South central Humboldt County in north central Iowa...Northeastern Taylor County in southwestern Iowa...Eastern Carroll County in west central Iowa...Western Clarke County in south central Iowa...Dallas County in central Iowa...* Until 445 AM CDT.* At 355 AM CDT, severe thunderstorms were located along a lineextending from near Sac City Municipal Airport to 4 miles southwestof Ralston to 4 miles north of Adair to 6 miles southeast ofBridgewater, moving east at 55 mph.HAZARD...60 mph wind gusts and quarter size hail.SOURCE...Personal weather station near Audubon reported 62 mphwind gust at 339 am.IMPACT...Hail damage to vehicles is expected. Expect wind damageto roofs, siding, and trees.* Locations impacted include...West Des Moines, Fort Dodge, Waukee, Boone, Carroll, Creston,Perry, Winterset, Jefferson, Adel, Sac City, Greenfield, RockwellCity, Corning, Guthrie Center, Dakota City, Humboldt, Ogden, LakeCity, and Manson.This includes Interstate 80 between mile markers 70 and 117.Remain alert for a possible tornado! Tornadoes can develop quicklyfrom severe thunderstorms. If you spot a tornado go at once into thebasement or small central room in a sturdy structure.For your protection move to an interior room on the lowest floor of abuilding.To report severe weather, contact your nearest law enforcementagency. They will send your report to the National Weather Serviceoffice in Des Moines .

National Weather Service