Marine Weather Statement for Marquette to Munising MI; Munising to Grand Marais MI; Grand Marais to Whitefish Point MI +2 more
Official alert fields
What you need to know
- Applies to
- Grand Marais to Whitefish Point MI, Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore, Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border, Marquette to Munising MI, Munising to Grand Marais MI
- Effective
- Ended
- Official severity
- Minor
- Official urgency
- Expected
- Official certainty
- Observed
What is happening
A Marine Weather Statement has been issued for the following areas... Grand Marais to Whitefish Point MI... Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore... Lake Superior from Grand Marais MI to Whitefish...
What the bulletin says to do
Mariners can expect gusty winds to around 30 knots, locally higher waves, and lightning strikes. Boaters should seek safe harbor immediately until these storms pass.
Full official description
Bulletin details
A Marine Weather Statement has been issued for the following areas... Grand Marais to Whitefish Point MI... Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore... Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border... Marquette to Munising MI... Munising to Grand Marais MI... At 1022 PM EDT, Doppler radar indicated strong thunderstorms, capable of producing winds to around 30 knots and small hail. These thunderstorms were located along a line extending from 27 nm north of Muskallonge State Park to Grand Sable Dunes to 7 nm northwest of Pictured Rocks National Lakeshore to 13 nm southeast of Au Train Island, moving east at 30 knots. strong thunderstorms will be near... Miners Castle, Pictured Rocks National Lakeshore, and Grand Sable Dunes around 1025 PM EDT. Muskallonge State Park around 1035 PM EDT.
Lifecycle record
Official revisions
- Alert
Marine Weather Statement issued August 7 at 10:23PM EDT by NWS Marquette MI
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Marquette MI. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
- Message type
- Alert
- Last collected