Dangerous Heat Wave Continues; Areas of Severe Thunderstorms Today

Dangerous, record-breaking heat will continue across most of the central and eastern U.S through Friday then focusing on the eastern U.S. through the Independence Day weekend. Peak heat indices of up to 115 degrees are possible. Strong to severe thunderstorms will be possible from the northern Plains into the Midwest and Great Lakes regions, as well as across the southern Appalachians today. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

For More Weather Information:

Milwaukee, WI Local Forecast Office

9NM SSE Port Washington WI

Marine Point Forecast

[NOTICE]

Today
High: 72 °F
S 10kt
1ft
Tonight
Low: 66 °F
SSW 10kt
< 1ft
Friday
High: 73 °F
S 10kt
< 1ft
Friday Night
Low: 65 °F
Light Wind
< 1ft
Independence Day
High: 71 °F
NE 10kt
< 1ft
Saturday Night
Low: 63 °F
NE 10kt
1ft
Sunday
High: 72 °F
N 10kt
1ft
Sunday Night
Low: 62 °F
N 10kt
< 1ft
Monday
High: 70 °F
NNE 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:36 am CDT Jul 2, 2026
Forecast Valid: 9am CDT Jul 2, 2026-6pm CDT Jul 8, 2026

View Nearby Observations

Detailed Forecast

Today

S wind around 10 kt. Scattered showers and thunderstorms, mainly after 5pm. Waves around 1 ft.

Tonight

SSW wind 5 to 10 kt. Showers and thunderstorms likely before 11pm, then showers likely and possibly a thunderstorm between 11pm and 1am, then a chance of showers and thunderstorms after 1am. Waves 1 ft or less.

Friday

S wind 5 to 10 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Waves 1 ft or less.

Friday Night

Variable winds 5 kt or less. Showers and possibly a thunderstorm. Waves 1 ft or less.

Independence Day

NE wind 5 to 10 kt. A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Waves 1 ft or less.

Saturday Night

NE wind 5 to 10 kt becoming NNW after midnight. Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Waves around 1 ft.

Sunday

NW wind around 10 kt becoming NNE in the afternoon. A slight chance of showers, with thunderstorms also possible after 1pm. Waves around 1 ft.

Sunday Night

N wind around 10 kt. Partly cloudy. Waves 1 ft or less.

Monday

NNE wind 5 to 10 kt. Mostly sunny. Waves 1 ft or less.

*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.