Marine Weather for LS 250

Active Advisory: (US Severe Weather)
Forecast as of 2:49 PM EST on November 20, 2019
Gale watch in effect from Thursday afternoon through late Thursday night
Munising To Grand Marais Mi-
Rest Of Today
Southwest wind less than 10 knots. Cloudy. Waves calm to 1 foot.
Tonight
South wind 10 to 15 knots. Gusts up to 24 knots. Cloudy. A chance of rain by midnight. Rain late. Waves building to 1 to 2 feet.
Thursday
South wind 10 to 20 knots becoming northwest up to 30 knots in the afternoon. Rain showers. Waves building to 7 to 10 feet occasionally to 13 feet.
Thursday Night
Northwest wind up to 30 knots with gale force gusts up to 38 knots. Cloudy. Snow showers and drizzle likely in the evening, then a chance of snow showers after midnight. Waves building to 10 to 14 feet occasionally to 18 feet, then subsiding to 7 to 10 feet occasionally to 13 feet.

Watches & Warnings

Gale Watch
Issued: 11:41 AM EST Nov. 20, 2019 – National Weather Service

... Gale watch remains in effect from Thursday afternoon through
late Thursday night...

A gale watch remains in effect from Thursday afternoon through
late Thursday night.

* Wind and waves during the gale watch... expect sustained winds
of up to 30 knots from the north, with gusts up to 38 knots.
The largest expected significant waves will be 12 feet with a
maximum wave height of up to 18 feet possible.

* Timing... the maximum winds are expected around 8 PM EST
Thursday with the largest waves expected around 11 PM EST
Thursday.

Please see the latest marine forecasts for more detailed
information.

Precautionary/preparedness actions...

A gale watch is issued when the risk of gale force winds of 34 to
47 knots has significantly increased, but the specific timing
and/or location is still uncertain. It is intended to provide
additional lead time for mariners who may wish to consider
altering their plans.





Marine Weather

Marine Weather Links

Waters within five nautical miles of shore on Lake Superior

Waters within five nautical miles of shore

Waters beyond five nautical miles of shore on Lake Superior

Waters within five nautical miles of shore on lakes Huron... Michigan and Superior

Waters beyond five nautical miles of shore on Lake Michigan

Lake Huron forecast beyond five nautical miles from shore

Marine & Boating Location Search

Enter a coastal zip code for marine weather.

Coastal Water Temperatures

Place Temperature
No Stations Reporting

Open Sea Buoy Information

Place ID Sea Temp Wave Height
EAST SUPERIOR NM NE Marquette, MI 45004 38 °F
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NORTH MICHIGAN Halfway between North Manitou and Washington Islands 45002
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Little Traverse Bay, MI 45022 61 °F 0.66 ft
MID SUPERIOR 60NM North Northeast Hancock, MI 45001
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Click the Station ID for daily observations and history.

C-MAN Station Information

Place ID Water Temp Wave Height
Stannard Rock, MI STDM4
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