Activities

Marine

Marine Weather for LM 644

Active Advisory: (US Severe Weather)
Forecast as of 9:05 am CDT on October 20, 2019
Small Craft Advisory in effect from Monday morning through Tuesday morning
Port Washington To North Point Light Wi-
Rest Of Today
Northwest wind 5 to 10 knots veering east early in the afternoon, then becoming east 5 to 10 knots late in the afternoon. Mostly cloudy late in the morning then clearing. Waves around 1 foot.
Tonight
East wind 5 to 10 knots becoming southeast 10 to 15 knots early in the morning. Slight chance of showers after midnight. Waves around 1 foot.
Monday
Southeast wind 15 to 20 knots becoming 15 to 25 knots with gusts to around 30 knots late in the morning, then becoming southeast 15 to 25 knots with gusts to around 30 knots early in the afternoon veering south with gusts to around 30 knots late in the afternoon. Rain showers and a chance of thunderstorms. Waves 3 to 4 feet building to 7 to 9 feet.
Monday Night
Southwest wind 15 to 20 knots becoming 10 to 20 knots after midnight. Gusts up to 30 knots. Chance of showers and slight chance of thunderstorms through around midnight. Waves 5 to 7 feet subsiding to 3 to 5 feet in the late evening and overnight.

Watches & Warnings

Small Craft Advisory
Issued: 9:08 AM CDT Oct. 20, 2019 – National Weather Service 

... Small Craft Advisory remains in effect from 9 am Monday to
7 am CDT Tuesday... 

* winds: becoming southeast tonight and increasing to 15 to 25 
  knots Monday morning, with gusts to 30 knots. The winds will 
  turn to the south to southwest later Monday and potentially 
  gust to 35 to 40 knots on Tuesday. 

* Waves: building to 5 to 10 feet on Monday, lowering to 2 to 4 
  feet on Tuesday as winds become more offshore. 

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.






908 am CDT sun Oct 20 2019

... Small Craft Advisory remains in effect from 9 am Monday to
7 am CDT Tuesday... 

* winds: becoming southeast tonight and increasing to 15 to 25 
  knots Monday morning, with gusts to 30 knots. The winds will 
  turn to the south to southwest later Monday and potentially 
  gust to 35 to 40 knots on Tuesday. 

* Waves: building to 5 to 10 feet on Monday, lowering to 2 to 4 
  feet on Tuesday as winds become more offshore. 

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.

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
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Click the Station ID for daily observations and history.

C-MAN Station Information

Place ID Water Temp Wave Height
Sheboygan, WI SGNW3
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Not for navigation. Do not rely on this data for decisions that can result in harm or damage.