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Home Return to list Severe Thunderstorm Warning 0039 Issued by the Detroit / Pontiac Forecast Office
Action: New Issued At: 2026-05-18 15:06:38 857 WUUS53 KDTX 182005 SVRDTX MIC161-182115- /O.NEW.KDTX.SV.W.0039.260518T2005Z-260518T2115Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Detroit/Pontiac MI 405 PM EDT Mon May 18 2026 The National Weather Service in Detroit/Pontiac has issued a * Severe Thunderstorm Warning for... Washtenaw County in southeastern Michigan... * Until 515 PM EDT. * At 403 PM EDT, severe thunderstorms were located along a line extending from 8 miles southeast of Williamston to near Addison, moving east at 45 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Severe thunderstorms will be near... Chelsea and Manchester around 420 PM EDT. Dexter around 430 PM EDT. Ann Arbor and Whitmore Lake around 435 PM EDT. Saline around 440 PM EDT. Dixboro around 445 PM EDT. Ypsilanti, Milan, and Salem around 450 PM EDT. Willis around 500 PM EDT. Other locations impacted by these severe thunderstorms include Hudson Mills, Pittsfield Township, Whittaker, Lyndon Township, Hudson Mills Metropark, Bridgewater, Delhi Mills, Pleasant Lake, and Barton Hills. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4242 8413 4243 8355 4209 8354 4208 8413 TIME...MOT...LOC 2003Z 257DEG 38KT 4257 8422 4202 8441 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ SF Action: Continued Issued At: 2026-05-18 15:24:09 457 WWUS53 KDTX 182023 RRA SVSDTX Severe Weather Statement National Weather Service Detroit/Pontiac MI 423 PM EDT Mon May 18 2026 MIC161-182115- /O.CON.KDTX.SV.W.0039.000000T0000Z-260518T2115Z/ Washtenaw MI- 423 PM EDT Mon May 18 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT FOR WASHTENAW COUNTY... At 423 PM EDT, severe thunderstorms were located along and west of a linme from near Howell to near Dexter to near Tecumseh, moving northeast at 50 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. These severe storms will be near... Ann Arbor, Saline, and Whitmore Lake around 430 PM EDT. Salem and Dixboro around 435 PM EDT. Ypsilanti around 440 PM EDT. Other locations impacted by these severe thunderstorms include Hudson Mills, Pittsfield Township, Whittaker, Lyndon Township, Hudson Mills Metropark, Bridgewater, Delhi Mills, Pleasant Lake, and Barton Hills. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4242 8413 4243 8355 4209 8354 4208 8413 TIME...MOT...LOC 2022Z 236DEG 42KT 4259 8387 4237 8382 4203 8401 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ BT Action: Continued Issued At: 2026-05-18 15:37:54 861 WWUS53 KDTX 182037 SVSDTX Severe Weather Statement National Weather Service Detroit/Pontiac MI 437 PM EDT Mon May 18 2026 MIC161-182115- /O.CON.KDTX.SV.W.0039.000000T0000Z-260518T2115Z/ Washtenaw MI- 437 PM EDT Mon May 18 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT FOR WASHTENAW COUNTY... At 437 PM EDT, severe thunderstorms were located along a line extending from near Brighton to near Dixboro to near Manchester, 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... Ann Arbor, Saline, Salem, and Dixboro around 440 PM EDT. Ypsilanti around 445 PM EDT. Other locations impacted by these severe thunderstorms include Hudson Mills, Pittsfield Township, Whittaker, Lyndon Township, Hudson Mills Metropark, Bridgewater, Delhi Mills, Pleasant Lake, and Barton Hills. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4242 8413 4243 8355 4209 8354 4208 8413 TIME...MOT...LOC 2037Z 235DEG 37KT 4258 8371 4237 8369 4211 8393 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ BT Action: Cancelled Issued At: 2026-05-18 16:05:55 741 WWUS53 KDTX 182105 SVSDTX Severe Weather Statement National Weather Service Detroit/Pontiac MI 505 PM EDT Mon May 18 2026 MIC161-182114- /O.CAN.KDTX.SV.W.0039.000000T0000Z-260518T2115Z/ Washtenaw MI- 505 PM EDT Mon May 18 2026 ...THE SEVERE THUNDERSTORM WARNING FOR WASHTENAW COUNTY IS CANCELLED... The storms which prompted the warning have moved out of the warned area. Therefore, the warning has been cancelled. However, gusty winds and heavy rain are still possible with additional thunderstorms. A Severe Thunderstorm Watch remains in effect until 800 PM EDT for southeastern Michigan. && LAT...LON 4242 8413 4243 8355 4209 8354 4208 8413 TIME...MOT...LOC 2103Z 257DEG 38KT 4264 8334 4243 8332 4217 8357 $$ SF | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||