Marine Weather for LM 643

Active Advisory: (US Severe Weather)
Forecast as of 11:06 PM CST on December 11, 2019
Small Craft Advisory in effect from 7 am CST Thursday through Thursday evening
Sheboygan To Port Washington Wi-
Rest Of Tonight
Southwest wind 5 to 10 knots backing south 5 to 15 knots early in the morning. Mostly cloudy. Waves around 1 foot.
Thursday
South wind 15 to 25 knots rising to up to 30 knots late in the morning, then easing to 15 to 25 knots early in the afternoon veering southwest 15 to 20 knots late in the afternoon. Chance of rain and snow in the morning, then rain and snow likely in the afternoon. Patchy fog in the afternoon. Waves 3 to 4 feet building to 6 to 8 feet late in the morning, then building to 7 to 9 feet early in the afternoon subsiding to 6 to 8 feet late in the afternoon.
Thursday Night
Southwest wind 10 to 20 knots becoming 10 to 15 knots late in the evening, then becoming west 5 to 10 knots after midnight. Patchy fog through around midnight. Slight chance of drizzle through around midnight. Waves 3 to 5 feet subsiding to 1 to 2 feet.
Friday
Southwest wind 5 to 10 knots backing south late in the afternoon. Slight chance of drizzle in the afternoon. Waves 1 to 2 feet. Wave heights are for ice free areas.

Watches & Warnings

Small Craft Advisory
Issued: 8:56 PM CST Dec. 11, 2019 – National Weather Service

... Small Craft Advisory remains in effect from 7 am to 9 PM CST
Thursday...

* what... south winds 15 to 25 kt with gusts up to 30 kt and
waves 4 to 7 feet expected.

* Where... Sheboygan to Winthrop Harbor IL.

* When... from 7 am to 9 PM CST Thursday.

* Impacts... conditions will be hazardous to small craft.


Precautionary/preparedness actions...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous 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

Waters within five nautical miles of shore

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
SOUTH MICHIGAN 43NM East Southeast of Milwaukee, WI 45007
-
-
Grand Haven Michigan 45011
-
-
Click the Station ID for daily observations and history.

C-MAN Station Information

Place ID Water Temp Wave Height
Sheboygan, WI SGNW3
-
-