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Severe Thunderstorm Warning 0042
Issued by the Detroit / Pontiac Forecast Office

Action Issued Starts Expiration
New 2026-05-18 15:25:24 2026-05-18 15:24:00 2026-05-18 16:30:00
Continued 2026-05-18 15:43:09 2026-05-18 16:30:00
Continued 2026-05-18 16:04:55 2026-05-18 16:30:00
Continued 2026-05-18 16:19:25 2026-05-18 16:30:00
Expired 2026-05-18 16:30:56 2026-05-18 16:30:00


Action: New
Issued At: 2026-05-18 15:25:24

478 
WUUS53 KDTX 182024
SVRDTX
MIC087-182130-
/O.NEW.KDTX.SV.W.0042.260518T2024Z-260518T2130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Detroit/Pontiac MI
424 PM EDT Mon May 18 2026

The National Weather Service in Detroit/Pontiac has issued a

* Severe Thunderstorm Warning for...
  Lapeer County in southeastern Michigan...

* Until 530 PM EDT.

* At 424 PM EDT, severe thunderstorms were located along a line
  extending from Millington to near Burton to near Hartland, moving
  northeast at 40 mph.

  HAZARD...70 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect considerable tree damage. Damage is likely to 
           mobile homes, roofs, and outbuildings.

* Severe thunderstorms will be near...
  Columbiaville and Otter Lake around 430 PM EDT.
  Lapeer around 440 PM EDT.
  Hadley around 445 PM EDT.
  North Branch and Clifford around 450 PM EDT.
  Metamora around 500 PM EDT.
  Lum around 505 PM EDT.
  Brown City around 515 PM EDT.

Other locations impacted by these severe thunderstorms include
Goodland Township, Burnside, Attica, Elba, Kings Mill, Silverwood,
and Thornville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4288 8345 4323 8346 4324 8335 4332 8335
      4333 8312 4328 8312 4328 8301 4327 8300
      4289 8299
TIME...MOT...LOC 2024Z 233DEG 35KT 4327 8354 4303 8358 4271 8379 

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH

$$

Mann


Action: Continued
Issued At: 2026-05-18 15:43:09

958 
WWUS53 KDTX 182042
SVSDTX

Severe Weather Statement
National Weather Service Detroit/Pontiac MI
442 PM EDT Mon May 18 2026

MIC087-182130-
/O.CON.KDTX.SV.W.0042.000000T0000Z-260518T2130Z/
Lapeer MI-
442 PM EDT Mon May 18 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR LAPEER COUNTY...

At 442 PM EDT, severe thunderstorms were located along a line 
extending from near Mayville to near Lapeer to near Holly, moving 
northeast at 45 mph.

HAZARD...70 mph wind gusts, especially west of Lapeer. 

SOURCE...Radar indicated.

IMPACT...Expect considerable tree damage. Damage is likely to mobile 
         homes, roofs, and outbuildings.

These severe storms will be near...
  Lapeer and Hadley around 445 PM EDT.
  North Branch and Clifford around 450 PM EDT.
  Metamora and Lum around 455 PM EDT.
  Brown City around 505 PM EDT.
  Imlay City around 510 PM EDT.

Other locations impacted by these severe thunderstorms include
Goodland Township, Burnside, Attica, Elba, Kings Mill, Silverwood,
and Thornville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4288 8345 4323 8346 4324 8335 4332 8335
      4333 8312 4328 8312 4328 8301 4327 8300
      4289 8299
TIME...MOT...LOC 2041Z 242DEG 37KT 4336 8339 4308 8338 4285 8361 

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH

$$

BT


Action: Continued
Issued At: 2026-05-18 16:04:55

733 
WWUS53 KDTX 182104
SVSDTX

Severe Weather Statement
National Weather Service Detroit/Pontiac MI
504 PM EDT Mon May 18 2026

MIC087-182130-
/O.CON.KDTX.SV.W.0042.000000T0000Z-260518T2130Z/
Lapeer MI-
504 PM EDT Mon May 18 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR LAPEER COUNTY...

At 504 PM EDT, severe thunderstorms were located along a line
extending from near Marlette to near Lum to near Oxford, moving east
at 35 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

These severe storms will be near...
  Imlay City, Brown City, and Dryden around 510 PM EDT.
  Almont around 515 PM EDT.

Other locations impacted by these severe thunderstorms include
Goodland Township, Burnside, Kings Mill, Silverwood, Attica, and
Thornville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4302 8345 4313 8335 4332 8335 4333 8312
      4328 8312 4328 8301 4327 8300 4289 8299
      4288 8345
TIME...MOT...LOC 2104Z 254DEG 32KT 4329 8311 4315 8308 4282 8330 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Mann


Action: Continued
Issued At: 2026-05-18 16:19:25

252 
WWUS53 KDTX 182118
SVSDTX

Severe Weather Statement
National Weather Service Detroit/Pontiac MI
518 PM EDT Mon May 18 2026

MIC087-182130-
/O.CON.KDTX.SV.W.0042.000000T0000Z-260518T2130Z/
Lapeer MI-
518 PM EDT Mon May 18 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR EASTERN LAPEER COUNTY...

At 518 PM EDT, a severe thunderstorm was located over Imlay City,
moving northeast at 45 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

This severe storm will be near...
  Brown City around 525 PM EDT.

Other locations impacted by this severe thunderstorm include Goodland
Township, Burnside, Attica, and Thornville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4304 8328 4317 8314 4328 8312 4328 8301
      4327 8300 4289 8299 4288 8345
TIME...MOT...LOC 2118Z 227DEG 40KT 4305 8308 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Mann


Action: Expired
Issued At: 2026-05-18 16:30:56

620 
WWUS53 KDTX 182130 RRA
SVSDTX

Severe Weather Statement
National Weather Service Detroit/Pontiac MI
530 PM EDT Mon May 18 2026

MIC087-182140-
/O.EXP.KDTX.SV.W.0042.000000T0000Z-260518T2130Z/
Lapeer MI-
530 PM EDT Mon May 18 2026

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN LAPEER COUNTY HAS
EXPIRED...

The storm which prompted the warning has moved out of the area.
Therefore, the warning has been allowed to expire.  However, heavy
rain is still possible with lingering thunderstorm.

A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
southeastern Michigan.

&&

LAT...LON 4304 8328 4317 8314 4328 8312 4328 8301
      4327 8300 4289 8299 4288 8345
TIME...MOT...LOC 2130Z 233DEG 35KT 4310 8298 

$$

Mann



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