Marine Weather for LM 221

Active Advisory: (US Severe Weather)
Forecast as of 12:02 am EST on November 21, 2019
Small Craft Advisory in effect through late tonight
Green Bay North Of Line From Cedar River Mi To Rock Island
Passage-
Rest Of Tonight
Northwest wind 15 to 25 knots with gale force gusts up to 35 knots. Rain possibly mixed with snow and drizzle. Patchy fog early. Isolated snow showers in the evening. Waves 2 to 3 feet building to 3 to 6 feet occasionally to 8 feet, then subsiding to 2 to 3 feet.
Friday
Northwest wind 10 to 20 knots backing west 10 to 15 knots by mid afternoon. Mostly sunny. Waves subsiding to 1 to 2 feet.
Friday Night
Southwest wind 10 to 20 knots. Clear. Waves building to 2 to 3 feet.
Saturday
Southwest wind 10 to 15 knots. Mostly sunny. Waves subsiding to 1 to 2 feet.

Watches & Warnings

Small Craft Advisory
Issued: 10:33 PM EST Nov. 20, 2019 – National Weather Service

... Small Craft Advisory now in effect until 5 am EST Friday...

The Small Craft Advisory is now in effect until 5 am EST Friday.

* Wind and waves during the Small Craft Advisory... expect
sustained winds of up to 26 knots from the south initially, with
winds backing from the northwest Thursday evening; with gusts
up to 35 knots. The largest expected significant waves will be 6
feet with a maximum wave height of up to 8 feet possible.

* Timing... the maximum winds are expected around 8 PM EST
Thursday with the largest waves expected around 9 PM EST
Thursday.

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

Marine Weather Links

Waters within five nautical miles of shore

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

Waters within five nautical miles of shore on Lake Michigan

Waters within five nautical miles of shore on Lake Michigan

Waters beyond five nautical miles of shore on Lake Michigan

Waters within five nautical miles of shore on Lake Michigan

Waters within five nautical miles of shore on Lake Michigan

Waters within five nautical miles of shore on Lake Michigan

Lake Huron forecast beyond five nautical miles from shore

Waters within five nautical miles of shore

Surf City NC to South Santee River SC out 20 nm

Waters within five nautical miles of shore on Lake Erie

Waters beyond five nautical miles of shore on Lake Erie

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Waters beyond five nautical miles of shore on Lake Ontario

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
NORTH MICHIGAN Halfway between North Manitou and Washington Islands 45002
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Portage Canal 45023 40 °F 0.66 ft
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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