Heavy Rainfall and Flooding Concerns in the Southwest; Coastal Low to Impact the East Coast

Deep tropical moisture will lead to widespread showers and thunderstorms capable of producing flash flooding through early next week over the Southwest and Four Corners. A coastal storm is expected to develop off the southeast U.S. coast tonight and is expected to strengthen and bring flooding, dangerous rip currents, gusty winds and heavy rain up much of the East Coast through early next week. Read More >

Hazardous Weather Conditions

For More Weather Information:

Duluth, MN Local Forecast Office

Grand Portage MN

Marine Point Forecast

[NOTICE]

This Afternoon
High: 59 °F
NW 15kt
< 1ft
Tonight
Low: 38 °F
NNW 10kt
< 1ft
Saturday
High: 57 °F
Light Wind
< 1ft
Saturday Night
Low: 49 °F
S 10kt
< 1ft
Sunday
High: 60 °F
S 10kt
< 1ft
Sunday Night
Low: 51 °F
SSE 10kt
< 1ft
Columbus Day
High: 58 °F
WSW 10kt
< 1ft
Monday Night
Low: 38 °F
Light Wind
< 1ft
Tuesday
High: 52 °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: 2:33 pm CDT Oct 10, 2025
Forecast Valid: 3pm CDT Oct 10, 2025-6pm CDT Oct 17, 2025

View Nearby Observations

Detailed Forecast

This Afternoon

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

Tonight

NNW wind 5 to 10 kt, with gusts as high as 15 kt. Mostly clear. Waves 1 ft or less.

Saturday

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

Saturday Night

SE wind 5 to 10 kt becoming S after midnight. Winds could gust as high as 20 kt. Partly cloudy. Waves 1 ft or less.

Sunday

S wind around 10 kt, with gusts as high as 25 kt. Mostly cloudy. Waves 1 ft or less.

Sunday Night

SSE wind around 10 kt, with gusts as high as 25 kt. Showers. Waves 1 ft or less.

Columbus Day

SSW wind around 10 kt becoming WNW in the afternoon. Winds could gust as high as 25 kt. A chance of showers before 1pm. Waves 1 ft or less.

Monday Night

Variable winds 5 kt or less. Winds could gust as high as 15 kt. Partly cloudy. Waves 1 ft or less.

Tuesday

Variable winds 5 kt or less. Winds could gust as high as 15 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.