Cold Temperatures for the Eastern U.S.; Lake Effect Snow in the Great Lakes; Heavy Rain in the Pacific Northwest

Cold temperatures will continue across much of the eastern U.S. into today. Heavy lake effect snow continues into today east of Lakes Erie and Ontario. Two Pacific cold fronts will cross the Pacific Northwest early this week followed by another atmospheric river. Heavy rain and gusty winds are expected through midweek, with the potential for renewed urban and river flooding. Read More >

Hazardous Weather Conditions

Small Craft Advisory in effect from December 16, 09:00 AM CST until December 17, 06:00 AM CST

For More Weather Information:

Milwaukee, WI Local Forecast Office

4NM NE Port Washington WI

Marine Point Forecast

[NOTICE]

Tonight
Low: 19 °F
W 10kt
< 1ft
Tuesday
High: 38 °F
⇑SSW 20kt
3ft

Small Craft Advisory
Tuesday Night
Low: 28 °F
SW 20kt
1-3ft

Small Craft Advisory
Wednesday
High: 37 °F
WNW 15kt
< 1ft
Wednesday Night
Low: 33 °F
S 25kt
8ft
Thursday
High: 41 °F
W 25kt
8ft
Thursday Night
Low: 12 °F
NW 25kt
1-3ft
Friday
High: 27 °F
NW 15kt
< 1ft
Friday Night
Low: 22 °F
S 20kt
7ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:52 pm CST Dec 15, 2025
Forecast Valid: 7pm CST Dec 15, 2025-6pm CST Dec 22, 2025

View Nearby Observations

Detailed Forecast

Tonight

W wind 5 to 10 kt becoming SSW after midnight. Partly cloudy. Waves 1 ft or less.

Tuesday

SSW wind 10 to 15 kt increasing to 15 to 20 kt in the afternoon. Winds could gust as high as 30 kt. Partly sunny. Waves 1 ft or less building to 3 ft.

Tuesday Night

SW wind 15 to 20 kt becoming WNW after midnight. Winds could gust as high as 30 kt. Cloudy, then gradually becoming partly cloudy. Waves 1 to 3 ft.

Wednesday

WNW wind 5 to 15 kt becoming S in the afternoon. Mostly sunny. Waves 1 ft or less.

Wednesday Night

S wind 15 to 25 kt. A chance of showers after midnight. Waves 2 ft building to 8 ft.

Thursday

S wind 20 to 25 kt becoming W in the afternoon. Winds could gust as high as 35 kt. Rain showers before noon, then a chance of rain and snow showers. Waves 8 ft subsiding to 3 ft.

Thursday Night

NW wind 20 to 25 kt, with gusts as high as 35 kt. A slight chance of snow before midnight. Waves 1 to 3 ft.

Friday

NW wind 10 to 15 kt becoming SSW in the afternoon. Partly sunny. Waves 1 ft or less.

Friday Night

S wind 15 to 20 kt. Mostly cloudy. Waves 2 ft building to 7 ft.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.