Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

For More Weather Information:

Marquette, MI Local Forecast Office

5NM E Isle Royale National Park MI

Marine Point Forecast

[NOTICE]

Tonight
Low: 56 °F
SSW 10kt
< 1ft
Sunday
High: 64 °F
SSW 10kt
< 1ft
Sunday Night
Low: 45 °F
NE 15kt
< 1ft
Columbus Day
High: 52 °F
NE 20kt
< 1ft
Monday Night
Low: 43 °F
NE 15kt
< 1ft
Tuesday
High: 51 °F
NNE 10kt
< 1ft
Tuesday Night
Low: 44 °F
Light Wind
< 1ft
Wednesday
High: 52 °F
Light Wind
< 1ft
Wednesday Night
Low: 46 °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: 4:13 pm CDT Oct 10, 2026
Forecast Valid: 6pm CDT Oct 10, 2026-6pm CDT Oct 17, 2026

View Nearby Observations

Detailed Forecast

Tonight

SSW wind around 10 kt, with gusts as high as 20 kt. Mostly clear. Waves 1 ft or less.

Sunday

SSW wind 5 to 10 kt becoming NW in the afternoon. Winds could gust as high as 20 kt. Increasing clouds. Waves 1 ft or less.

Sunday Night

NE wind 10 to 15 kt, with gusts as high as 25 kt. Showers likely before 4am, then a chance of showers after 5am. Waves 1 ft or less.

Columbus Day

NE wind 15 to 20 kt, with gusts as high as 25 kt. Showers, mainly before 1pm. Waves 1 ft or less.

Monday Night

NE wind 10 to 15 kt, with gusts as high as 20 kt. Showers likely. Waves 1 ft or less.

Tuesday

NNE wind 5 to 10 kt, with gusts as high as 20 kt. A chance of showers before 1pm. Waves 1 ft or less.

Tuesday Night

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

Wednesday

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

Wednesday Night

WNW wind 5 to 10 kt becoming E after midnight. 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.