Dangerous Heat to Continue through the Holiday Weekend; Severe Storms on Friday from the Plains to the Mid-Atlantic

Dangerous, record-breaking heat will continue across most of the central and eastern U.S through Friday then focusing across the eastern U.S. through the Independence Day holiday weekend. Peak heat indices of up to 115 degrees are possible. Isolated to scattered severe thunderstorms are possible from the northern/central Plains into the Midwest, Ohio Valley, and Mid-Atlantic Friday. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

For More Weather Information:

Milwaukee, WI Local Forecast Office

9NM NNE Port Washington WI

Marine Point Forecast

[NOTICE]

Friday
High: 79 °F
Light Wind
< 1ft
Friday Night
Low: 63 °F
Light Wind
< 1ft
Independence Day
High: 73 °F
NE 10kt
< 1ft
Saturday Night
Low: 61 °F
ESE 10kt
1ft
Sunday
High: 72 °F
N 10kt
1ft
Sunday Night
Low: 59 °F
N 10kt
< 1ft
Monday
High: 71 °F
NNE 10kt
1ft
Monday Night
Low: 59 °F
Light Wind
< 1ft
Tuesday
High: 74 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:37 am CDT Jul 3, 2026
Forecast Valid: 4am CDT Jul 3, 2026-6pm CDT Jul 9, 2026

View Nearby Observations

Detailed Forecast

Friday

Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly after 1pm. Patchy dense fog before 7am, then Patchy dense fog between noon and 3pm. Waves 1 ft or less.

Friday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms before midnight, then a chance of showers between midnight and 1am, then a chance of showers and thunderstorms after 1am. Waves 1 ft or less.

Independence Day

NE wind 5 to 10 kt. A chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms after 11am. Waves 1 ft or less.

Saturday Night

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

Sunday

N wind around 10 kt. A chance of showers and thunderstorms. Waves around 1 ft.

Sunday Night

N wind 5 to 10 kt. A slight chance of showers before 1am. Waves 1 ft or less.

Monday

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

Monday Night

Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

Tuesday

Variable winds 5 kt or less. 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.