Iowa - United States   2026-03-06   Friday   41.60N, -93.61W

Des Moines

Iowa - United States
2026-03-06

Severe Thunderstorm Warning issued March 6 at 7:44PM CST until March 6 at 8:15PM CST by NWS Des Moines IA

Issue date: 2026-03-07T01:44+00:00

At 743 PM CST, a severe thunderstorm was located over Big Creek State Park, or 8 miles north of Grimes, moving northeast at 45 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. Locations impacted include... Madrid, Granger, Big Creek Lake, Saylorville Lake, Sheldahl, and Big Creek State Park.

Tornado Watch issued March 6 at 3:17PM CST until March 6 at 10:00PM CST by NWS Des Moines IA

Issue date: 2026-03-06T21:17+00:00

THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH 16 IN EFFECT UNTIL 10 PM CST THIS EVENING FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 21 COUNTIES IN CENTRAL IOWA BOONE DALLAS HAMILTON POLK STORY WEBSTER IN SOUTH CENTRAL IOWA CLARKE DECATUR MADISON RINGGOLD UNION WARREN IN SOUTHWEST IOWA ADAIR ADAMS CASS TAYLOR IN WEST CENTRAL IOWA AUDUBON CALHOUN CARROLL GREENE GUTHRIE THIS INCLUDES THE CITIES OF ADAIR, ADEL, AMES, ATLANTIC, AUDUBON, BAYARD, BEDFORD, BOONE, CARLISLE, CARROLL, CASEY, CORNING, CRESTON, DES MOINES, EARLHAM, EXIRA, FONTANELLE, FORT DODGE, GREENFIELD, GUTHRIE CENTER, INDIANOLA, JEFFERSON, LAKE CITY, LAMONI, LENOX, LEON, MANSON, MOUNT AYR, NEW MARKET, NORWALK, OSCEOLA, PANORA, PERRY, POMEROY, ROCKWELL CITY, STUART, WAUKEE, WEBSTER CITY, AND WINTERSET. * PRIMARY THREATS INCLUDE... A FEW TORNADOES AND A COUPLE INTENSE TORNADOES POSSIBLE. SCATTERED LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL EVENTS TO 2 INCHES IN DIAMETER POSSIBLE. SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE. PROBABILITY TABLE: PROB OF 2 OR MORE TORNADOES : 50% PROB OF 1 OR MORE STRONG /EF2-EF5/ TORNADOES : 30% PROB OF 10 OR MORE SEVERE WIND EVENTS : 40% PROB OF 1 OR MORE WIND EVENTS >= 75 MPH : 10% PROB OF 10 OR MORE SEVERE HAIL EVENTS : 60% PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES : 50% PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : 90% MEAN STORM MOTION /MPH/ : NE 35