Strong to Severe Thunderstorms in the East; Heat in the Central and Western U.S.

Strong to potentially severe thunderstorms with damaging wind gusts are forecast Thursday from parts of New England into the Mid Atlantic and Carolinas. Significant heat will expand across the West and Central Plains through Friday, potentially breaking daily high temperature records. Dangerous heat will then build into the Eastern U.S. this weekend through much of next week. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

For More Weather Information:

Duluth, MN Local Forecast Office

12NM ENE Grand Marais MN

Marine Point Forecast

[NOTICE]

Tonight
Low: 47 °F
Light Wind
< 1ft
Juneteenth
High: 58 °F
Light Wind
< 1ft
Thursday Night
Low: 46 °F
Light Wind
< 1ft
Friday
High: 59 °F
Light Wind
< 1ft
Friday Night
Low: 48 °F
Light Wind
< 1ft
Saturday
High: 65 °F
ENE 10kt
< 1ft
Saturday Night
Low: 51 °F
ENE 10kt
< 1ft
Sunday
High: 70 °F
ESE 10kt
1ft
Sunday Night
Low: 55 °F
E 10kt
1-2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 5:10 pm CDT Jun 18, 2025
Forecast Valid: 8pm CDT Jun 18, 2025-6pm CDT Jun 25, 2025

View Nearby Observations

Detailed Forecast

Tonight

Variable winds 5 kt or less. A slight chance of showers after 5am. Waves 1 ft or less.

Juneteenth

Variable winds 5 kt or less. Showers likely, mainly between 1pm and 4pm. Waves 1 ft or less.

Thursday Night

Variable winds 5 kt or less. Showers and thunderstorms likely. Waves 1 ft or less.

Friday

Variable winds 5 kt or less. Showers likely, with thunderstorms also possible after 4pm. Some of the storms could be severe. Waves 1 ft or less.

Friday Night

Variable winds 5 kt or less. Showers and possibly a thunderstorm. Some of the storms could be severe. Waves 1 ft or less.

Saturday

ENE wind 5 to 10 kt. A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Some of the storms could be severe. Waves 1 ft or less.

Saturday Night

ENE wind around 10 kt, with gusts as high as 15 kt. A chance of showers and thunderstorms. Waves 1 ft or less.

Sunday

ENE wind 5 to 10 kt becoming ESE in the afternoon. Winds could gust as high as 20 kt. A chance of showers, with thunderstorms also possible after 1pm. Waves around 1 ft.

Sunday Night

E wind around 10 kt becoming W after midnight. Winds could gust as high as 20 kt. A chance of showers and thunderstorms. Waves 1 to 2 ft.

*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.