Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

For More Weather Information:

Marquette, MI Local Forecast Office

21NM E Grand Portage MN

Marine Point Forecast

[NOTICE]

Tonight
Low: 21 °F
NW 15kt
< 1ft
Sunday
High: 36 °F
NW 15kt
< 1ft
Sunday Night
Low: 22 °F
NNW 10kt
< 1ft
Monday
High: 42 °F
SSW 10kt
< 1ft
Monday Night
Low: 36 °F
SSW 15kt
< 1ft
Tuesday
High: 46 °F
Light Wind
< 1ft
Tuesday Night
Low: 34 °F
Light Wind
< 1ft
Wednesday
High: 46 °F
Light Wind
< 1ft
Wednesday Night
Low: 38 °F
E 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 pm CDT Apr 18, 2026
Forecast Valid: 9pm CDT Apr 18, 2026-6pm CDT Apr 25, 2026

View Nearby Observations

Detailed Forecast

Tonight

NW wind around 15 kt, with gusts as high as 25 kt. Partly cloudy. Waves 1 ft or less.

Sunday

NW wind 10 to 15 kt, with gusts as high as 25 kt. Mostly sunny. Waves 1 ft or less.

Sunday Night

NNW wind 5 to 10 kt. Mostly clear. Waves 1 ft or less.

Monday

SW wind 5 to 10 kt becoming S in the afternoon. Winds could gust as high as 20 kt. Partly sunny. Waves 1 ft or less.

Monday Night

S wind 10 to 15 kt becoming W after midnight. Winds could gust as high as 25 kt. Mostly cloudy, then gradually becoming mostly clear. Waves 1 ft or less.

Tuesday

Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

Wednesday

Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.

Wednesday Night

E wind 5 to 10 kt, with gusts as high as 15 kt. Partly cloudy. 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.