Special Marine Warning
Issued by NWS Marquette, MI

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BULLETIN - IMMEDIATE BROADCAST REQUESTED
Special Marine Warning
National Weather Service Marquette MI
652 PM EDT Fri Aug 8 2025

The National Weather Service in Marquette has issued a

* Special Marine Warning for...
  Black River To Ontonagon MI...
  Lake Superior from Saxon Harbor WI to Upper Entrance to Portage
  Canal MI 5NM off shore to the US/Canadian border including Isle
  Royale National Park...
  Saxon Harbor WI to Black River MI...

* Until 745 PM EDT.

* At 652 PM EDT, a severe thunderstorm was located 13 nm east of Oak
  Point, or 49 nm southwest of The Western Lake Superior Buoy, moving
  east at 20 knots.

  HAZARD...Wind gusts 34 knots or greater and large hail.

  SOURCE...Radar.

  IMPACT...Small craft could be damaged in briefly higher winds and
           suddenly higher waves. Large hail could result in
           structural damage.

* The severe thunderstorm will remain over mainly open waters.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Move to safe harbor until hazardous weather passes.

&&

LAT...LON 4671 9040 4681 8985 4673 8984 4663 9001
      4655 9030 4656 9034 4654 9038 4653 9039
      4657 9042 4656 9044 4665 9044
TIME...MOT...LOC 2252Z 265DEG 20KT 4660 9045

HAIL...>.75IN
WIND...>34KTS

$$

TAP