Rolling Thunder Prairie, IA Vejrvarsler
Thunderstorm
885 WUUS53 KDMX 111238 SVRDMX IAC117-123-125-135-179-181-111330- /O.NEW.KDMX.SV.W.0217.260611T1238Z-260611T1330Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Des Moines IA 738 AM CDT Thu Jun 11 2026 The National Weather Service in Des Moines has issued a * Severe Thunderstorm Warning for... Lucas County in south central Iowa... Monroe County in south central Iowa... Marion County in south central Iowa... Western Wapello County in southeastern Iowa... Mahaska County in south central Iowa... Southern Warren County in south central Iowa... * Until 830 AM CDT. * At 738 AM CDT, a severe thunderstorm was located over Lacona, or 12 miles north of Chariton, moving east at 55 mph. HAZARD...70 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. * Locations impacted include... Indianola, Oskaloosa, Pella, Knoxville, Chariton, Albia, Pleasantville, New Sharon, Melcher-Dallas, Eddyville, Knoxville Raceway, Lake Red Rock, Milo, Russell, Lovilia, Beacon, University Park, Bussey, Lacona, and Blakesburg. PRECAUTIONARY/PREPAREDNESS ACTIONS... This is a DANGEROUS SITUATION. This storm is producing widespread wind damage. SEEK SHELTER NOW inside a sturdy structure and stay away from windows! A Tornado Watch remains in effect until 300 PM CDT for central, south central and southeastern Iowa. && LAT...LON 4092 9248 4091 9330 4135 9375 4151 9291 4151 9254 TIME...MOT...LOC 1238Z 252DEG 50KT 4119 9336 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.25 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ Donavon
National Weather Service
Flood
Flood Watch issued June 11 at 5:51AM CDT until June 11 at 11:00AM CDT by NWS Des Moines IA The flash flood threat continues this morning. The greatest risk is between Iowa Highway 92 and Iowa Highway 2, centered on U.S. Highway 34. Flash flooding is possible outside that band especially in urban areas. * WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of central, south central, and southeast Iowa, including the following counties, in central Iowa, Jasper and Poweshiek. In south central Iowa, Appanoose, Clarke, Decatur, Lucas, Mahaska, Marion, Monroe, Ringgold, Warren and Wayne. In southeast Iowa, Davis and Wapello. * WHEN...Until 11 AM CDT this morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Training storms with heavy rainfall may lead to localized flash flooding early this morning. For the latest stream observations and forecasts refer to weather.gov/desmoines/water.
National Weather Service
Thunderstorm
Severe Thunderstorm Watch issued June 11 at 7:34AM CDT until June 11 at 10:00AM CDT by NWS Des Moines IA SEVERE THUNDERSTORM WATCH 310 REMAINS VALID UNTIL 10 AM CDT THIS MORNING FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 28 COUNTIES IN CENTRAL IOWA BOONE DALLAS GRUNDY HAMILTON HARDIN MARSHALL POLK STORY TAMA WEBSTER IN NORTHEAST IOWA BLACK HAWK IN SOUTH CENTRAL IOWA CLARKE DECATUR MADISON RINGGOLD UNION WARREN IN SOUTHWEST IOWA ADAIR ADAMS CASS TAYLOR IN WEST CENTRAL IOWA AUDUBON CALHOUN CARROLL CRAWFORD GREENE GUTHRIE SAC THIS INCLUDES THE CITIES OF ACKLEY, ADAIR, ADEL, AMES, ATLANTIC, AUDUBON, BAYARD, BEDFORD, BOONE, CARLISLE, CARROLL, CASEY, CEDAR FALLS, CONRAD, CORNING, CRESTON, DENISON, DES MOINES, DIKE, DYSART, EARLHAM, EARLY, ELDORA, EXIRA, FONTANELLE, FORT DODGE, GLADBROOK, GREENFIELD, GRUNDY CENTER, GUTHRIE CENTER, INDIANOLA, IOWA FALLS, JEFFERSON, LAKE CITY, LAKE VIEW, LAMONI, LENOX, LEON, MANSON, MARSHALLTOWN, MOUNT AYR, NEW MARKET, NORWALK, ODEBOLT, OSCEOLA, PANORA, PERRY, POMEROY, REINBECK, ROCKWELL CITY, SAC CITY, SCHALLER, STUART, TAMA, TOLEDO, TRAER, WALL LAKE, WATERLOO, WAUKEE, WEBSTER CITY, WELLSBURG, AND WINTERSET. * PRIMARY THREATS INCLUDE... SCATTERED LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL EVENTS TO 3 INCHES IN DIAMETER POSSIBLE. ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE. A TORNADO OR TWO POSSIBLE.
National Weather Service
Track active hurricane 