Marine Weather for LS 250

Active Advisory: (US Severe Weather)
Forecast as of 6:46 PM EDT on October 14, 2019
Small Craft Advisory in effect until midnight EDT tonight
Small Craft Advisory in effect from Tuesday afternoon through Wednesday morning
Munising To Grand Marais Mi-
Late This Afternoon
West wind 15 to 20 knots. Mostly cloudy with a slight chance of rain showers. Waves 3 to 6 feet occasionally to 8 feet.
Tonight
West wind 10 to 15 knots backing southwest less than 10 knots late. Mostly cloudy. A slight chance of rain showers late. Waves subsiding to 2 to 3 feet.
Tuesday
South wind less than 10 knots backing east 10 to 20 knots in the afternoon, then increasing to 20 to 25 knots late. A chance of rain showers in the morning, then rain showers in the afternoon. Waves subsiding to 1 to 2 feet, then building to 3 to 5 feet occasionally to 7 feet.
Tuesday Night
Northeast wind 15 to 25 knots backing north up to 30 knots after midnight. Showers. Waves building to 6 to 9 feet occasionally to 11 feet.
Wednesday
North wind up to 30 knots. Cloudy. Rain showers likely through early afternoon, then a slight chance of rain showers by mid afternoon. Waves building to 7 to 10 feet occasionally to 13 feet, then subsiding to 5 to 8 feet occasionally to 10 feet.

Watches & Warnings

Small Craft Advisory
Issued: 3:44 PM EDT Oct. 14, 2019 – National Weather Service

... Small Craft Advisory remains in effect until midnight EDT
tonight...
... Small Craft Advisory in effect from 4 PM Tuesday to 8 am EDT
Wednesday...

The National Weather Service in Marquette has issued a Small
Craft Advisory... which is in effect from 4 PM Tuesday to 8 am EDT
Wednesday.

* Wind and waves during the Small Craft Advisory... expect
sustained winds of up to 27 knots from the north, with gusts
up to 31 knots. The largest expected significant waves will be
9 feet with a maximum wave height of up to 14 feet possible.

* Timing... the maximum winds are expected around 7 am EDT
Wednesday with the largest waves expected around 7 am EDT
Wednesday.

A Small Craft Advisory remains in effect until midnight EDT
tonight.

* Wind and waves during the Small Craft Advisory... expect
sustained winds of up to 20 knots from the west, with gusts up
to 25 knots. The largest expected significant waves will be 7
feet with a maximum wave height of up to 10 feet possible.

* Timing... the maximum winds are expected around 3 PM EDT Monday
with the largest waves expected around 3 PM EDT Monday.

Please see the latest marine forecasts for more detailed
information.

Precautionary/preparedness actions...

A Small Craft Advisory means that wind speeds of 22 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners, especially those operating smaller
vessels should avoid navigating in these conditions.






Marine Weather

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Marine & Boating Location Search

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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 49 °F
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NORTH MICHIGAN Halfway between North Manitou and Washington Islands 45002 57 °F
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Little Traverse Bay, MI 45022 61 °F 0.66 ft
MID SUPERIOR 60NM North Northeast Hancock, MI 45001 47 °F
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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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