Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

For More Weather Information:

Marquette, MI Local Forecast Office

21NM E Grand Portage MN

Marine Point Forecast

[NOTICE]

Today
High: 40 °F
SSE 10kt
< 1ft
Tonight
Low: 35 °F
Light Wind
< 1ft
Monday
High: 43 °F
Light Wind
< 1ft
Monday Night
Low: 33 °F
ENE 10kt
< 1ft
Tuesday
High: 38 °F
NE 10kt
< 1ft
Tuesday Night
Low: 33 °F
Light Wind
< 1ft
Wednesday
High: 41 °F
Light Wind
< 1ft
Wednesday Night
Low: 34 °F
NE 10kt
< 1ft
Thursday
High: 43 °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: 6:07 am CDT Apr 12, 2026
Forecast Valid: 6am CDT Apr 12, 2026-6pm CDT Apr 18, 2026

View Nearby Observations

Detailed Forecast

Today

SSE wind 5 to 10 kt, with gusts as high as 20 kt. A chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Waves 1 ft or less.

Tonight

Variable winds 5 kt or less. Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and midnight. Waves 1 ft or less.

Monday

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

Monday Night

ENE wind 5 to 10 kt, with gusts as high as 20 kt. Showers likely. Waves 1 ft or less.

Tuesday

NE wind 5 to 10 kt. A slight 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. Mostly cloudy. Waves 1 ft or less.

Wednesday Night

E wind 5 to 10 kt becoming NNE after midnight. A chance of showers. Waves 1 ft or less.

Thursday

Variable winds 5 kt or less. Partly 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.