LM 742

Active Advisory: (US Severe Weather)
Forecast as of 10:08 PM CDT on May 21, 2013
Gale watch in effect from Thursday morning through Thursday evening
Winthrop Harbor To Wilmette Harbor-
Wilmette Harbor To Northerly Island-
Northerly Island To Calumet Harbor-
Rest Of Tonight
Southwest winds 10 to 20 kt diminishing to 5 to 10 kt. Scattered showers and thunderstorms. Waves around 1 ft.
Wednesday
West winds 5 to 10 kt. Showers and thunderstorms likely. Waves nearly calm.
Wednesday Night
West winds 5 to 10 kt becoming northwest after midnight and increasing to 10 to 15 kt late. Chance of showers. Waves around 1 ft.
Thursday
North winds to 30 kt increasing to gales to 35 kt in the afternoon. Chance of showers in the morning... then slight chance of showers in the afternoon. Waves building 6 to 10 ft occasionally to 14 ft from early morning on.
Gale Watch
Statement as of 8:29 PM CDT on May 21, 2013

... Gale watch remains in effect from Thursday morning through
Thursday evening...
... Small Craft Advisory is cancelled...

The National Weather Service in Chicago has cancelled the Small
Craft Advisory.

* Winds... southwest 10 to 20 kt.

* Significant waves... around 1 ft.

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 Map
Click any area for a Zone forecast. Click the Station ID for station data.
Marine Weather Map
Marine 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
Waters within five nautical miles of shore
Waters beyond five nautical miles of shore on Lake Ontario
Marine & Boating
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
S MICHIGAN 43NM East Southeast of Milwaukee, WI 45007 44 °F 0.98 ft
Grand Haven Michigan 45011
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Click the Station ID for daily observations and history.

NOT FOR NAVIGATION. DO NOT RELY ON THIS DATA FOR DECISIONS THAT CAN RESULT IN HARM TO ANYONE OR ANYTHING.