Marine Weather for LM 742

Active Advisory: (US Severe Weather)
Forecast as of 4:02 am CDT on August 21, 2018
Small Craft Advisory in effect from 10 am CDT this morning through Wednesday morning
Northerly Island To Calumet Harbor-
Today
West winds 10 to 15 kt becoming northwest 15 to 25 kt late in the morning, then becoming north to 30 kt in the afternoon. Chance of waterspouts. Scattered showers and slight chance of thunderstorms. Waves 1 to 3 ft building to 4 to 7 ft occasionally to 9 ft.
Tonight
North winds 15 to 25 kt. Chance of waterspouts through the night. Scattered showers and thunderstorms through the night. Waves 4 to 6 ft occasionally to 8 ft building to 4 to 7 ft occasionally to 9 ft after midnight.
Wednesday
North winds 10 to 20 kt. Sunny. Waves 4 to 7 ft occasionally to 9 ft subsiding to 3 to 5 ft in the afternoon.
Wednesday Night
Northwest winds 5 to 10 kt becoming west after midnight. Mostly clear. Waves 1 to 3 ft.

Watches & Warnings

Small Craft Advisory
Issued: 9:23 AM CDT Sep. 22, 2018 – National Weather Service

... Small Craft Advisory now in effect until 4 PM CDT this
afternoon...

* winds... east northeast to 25 kt.

* Significant waves... to 7 ft.

* Occasional waves... to 9 ft.

Precautionary/preparedness actions...

A Small Craft Advisory means that wind speeds of 21 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.



Kmd



Marine Weather

Marine Weather Links

Waters within five nautical miles of shore

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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

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Coastal Water Temperatures

Place Temperature
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Open Sea Buoy Information

Place ID Sea Temp Wave Height
SOUTH MICHIGAN 43NM East Southeast of Milwaukee, WI 45007 70 °F 6.89 ft
Grand Haven Michigan 45011
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