Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Hazardous Weather Conditions

Small Craft Advisory in effect from August 14, 10:00 AM CDT until August 15, 02:00 AM CDT

For More Weather Information:

Duluth, MN Local Forecast Office

2NM SE Duluth MN

Marine Point Forecast

[NOTICE]

This Afternoon
High: 75 °F
Light Wind
< 1ft
Tonight
Low: 60 °F
Light Wind
< 1ft
Friday
High: 72 °F
NE 15kt
1-2ft
Friday Night
Low: 60 °F
NE 20kt
1-2ft
Saturday
High: 69 °F
ENE 10kt
< 1ft
Saturday Night
Low: 60 °F
Light Wind
< 1ft
Sunday
High: 76 °F
Light Wind
< 1ft
Sunday Night
Low: 57 °F
Light Wind
< 1ft
Monday
High: 79 °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: 1:25 pm CDT Aug 13, 2026
Forecast Valid: 2pm CDT Aug 13, 2026-6pm CDT Aug 19, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

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

Tonight

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

Friday

NE wind 5 to 15 kt, with gusts as high as 20 kt. Mostly sunny. Waves 1 to 2 ft.

Friday Night

NE wind 10 to 20 kt. A slight chance of showers after 4am. Waves 1 to 2 ft.

Saturday

ENE wind around 10 kt. A chance of showers before 1pm. Waves 1 ft or less.

Saturday Night

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

Sunday

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

Sunday Night

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

Monday

Variable winds 5 kt or less. A slight chance of showers. 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.