Severe

Significant threat to life or property

Iowa Flood Watch | Effective 05/18/2026 13:09

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of south central and southwest Iowa, including the following counties, in south central Iowa, Clarke and Union. In southwest Iowa, Adams. * WHEN...Through Tuesday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS...

Iowa Flood Watch | Effective 05/18/2026 13:09

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of south central and southwest Iowa, including the following counties, in south central Iowa, Decatur, Ringgold and Wayne. In southwest Iowa, Taylor. * WHEN...Through Tuesday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS...

Michigan Severe Thunderstorm Warning | Effective 05/18/2026 13:09

At 409 PM EDT, a severe thunderstorm was located over Emmett, or 10 miles east of Capac, moving northeast at 40 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. This severe storm will be near... Lakeport around 420 PM EDT. Other locations impacted by this severe thunderstorm include North Street, Rattle Run, Goodells, Brockway, Smiths Creek, Wadhams, Riley Center, Avoca, Jeddo, and Blaine. For your protection move to an interior room on the lowest floor of a

Michigan Severe Thunderstorm Warning | Effective 05/18/2026 13:09

At 408 PM EDT, severe thunderstorms were located along a line extending from near Montrose to Flushing to near Cohoctah, moving northeast at 55 mph. HAZARD...70 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. These severe storms will be near... Flint, Fenton, Flushing, Clio, Burton, Swartz Creek, Linden, Mount Morris, Lake Fenton, and Beecher around 415 PM EDT.

Michigan Severe Thunderstorm Warning | Effective 05/18/2026 13:11

At 411 PM EDT, severe thunderstorms were located along a line extending from near New Lothrop to near Durand to near Cohoctah, moving northeast at 55 mph. HAZARD...70 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. These severe storms will be near... New Lothrop, Byron, and Lennon around 415 PM EDT. Other locations impacted by these severe thunderstorms include Juddville and Vernon.

Michigan Severe Thunderstorm Warning | Effective 05/18/2026 13:11

At 411 PM EDT, severe thunderstorms were located along a line extending from near Vandercook Lake to near Clayton to 6 miles northeast of Archbold, moving northeast at 45 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. These severe storms will be near... Adrian, Morenci, and Onsted around 415 PM EDT. Tecumseh and Clinton Township around 425 PM EDT. Blissfield around 430 PM EDT. Britton around 435 PM EDT. Deerfield around 440 PM EDT.

Indiana Flood Watch | Effective 05/18/2026 13:11

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of central, south central, southwest, and west central Indiana, including the following counties, in central Indiana, Morgan. In south central Indiana, Monroe. In southwest Indiana, Greene, Knox and Sullivan. In west central Indiana, Clay, Owen, Parke, Putnam, Vermillion and Vigo. * WHEN...Until 11 PM EDT this evening. * IMPACTS...Excessive runoff may result in flooding of rivers,

Indiana Flood Watch | Effective 05/18/2026 13:11

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of central and south central Indiana, including the following counties, in central Indiana, Hendricks, Johnson and Marion. In south central Indiana, Brown. * WHEN...Until 11 PM EDT this evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - http://www.weather.gov/safety/flood

Michigan Severe Thunderstorm Warning | Effective 05/18/2026 13:13

At 413 PM EDT, severe thunderstorms were located along a line extending from near Coleman to near Zilwaukee to near Montrose, moving northeast at 60 mph. HAZARD...70 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. These severe storms will be near... Bay City, Frankenmuth, Birch Run, Kawkawlin, Essexville, Edenville, Bridgeport, Munger, and Linwood around 420 PM EDT. Pinconning and Bentley around 430 PM EDT.

Michigan Severe Thunderstorm Warning | Effective 05/18/2026 13:15

At 415 PM EDT, severe thunderstorms were located along a line extending from near Oak Grove to near Brooklyn, moving east at 55 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Jackson... Stockbridge... Brooklyn... Grass Lake... Vandercook Lake... Leoni... Napoleon... Norvell... Fitchburg... Oak Point... Liberty... Vineyard Lake...
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