Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Hazardous Weather Conditions

Gale Warning in effect from October 17, 10:00 PM CDT until October 18, 04:00 PM CDT

For More Weather Information:

Marquette, MI Local Forecast Office

6NM ENE Isle Royale National Park MI

Marine Point Forecast

[NOTICE]

Tonight
Low: 46 °F
SW 20kt
2-3ft

Gale Warning
Sunday
High: 54 °F
WSW 25kt
4-5ft

Gale Warning
Sunday Night
Low: 45 °F
WSW 15kt
1-3ft
Monday
High: 51 °F
Light Wind
< 1ft
Monday Night
Low: 45 °F
Light Wind
< 1ft
Tuesday
High: 52 °F
SE 10kt
< 1ft
Tuesday Night
Low: 49 °F
S 10kt
< 1ft
Wednesday
High: 54 °F
SW 10kt
< 1ft
Wednesday Night
Low: 46 °F
N 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: 10:07 pm CDT Oct 17, 2026
Forecast Valid: 10pm CDT Oct 17, 2026-6pm CDT Oct 24, 2026

View Nearby Observations

Detailed Forecast

Tonight

SW wind 15 to 20 kt, with gusts as high as 35 kt. Partly cloudy. Waves 2 to 3 ft.

Sunday

WSW wind 20 to 25 kt, with gusts as high as 35 kt. Mostly sunny. Waves 4 to 5 ft.

Sunday Night

WSW wind 5 to 15 kt becoming WNW after midnight. Winds could gust as high as 25 kt. Partly cloudy. Waves 1 to 3 ft.

Monday

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

Monday Night

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

Tuesday

SE wind 5 to 10 kt. Sunny. Waves 1 ft or less.

Tuesday Night

SE wind around 10 kt becoming SSW after midnight. Mostly clear. Waves 1 ft or less.

Wednesday

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

Wednesday Night

WSW wind 5 to 10 kt becoming NNE after midnight. Mostly 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.