Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Hazardous Weather Conditions

For More Weather Information:

Marquette, MI Local Forecast Office

21NM E Grand Portage MN

Marine Point Forecast

[NOTICE]

Overnight
Low: 37 °F
NNW 10kt
< 1ft
Monday
High: 43 °F
NNW 10kt⇓
< 1ft
Monday Night
Low: 34 °F
ENE 10kt
< 1ft
Tuesday
High: 38 °F
NE 10kt
< 1ft
Tuesday Night
Low: 33 °F
Light Wind
< 1ft
Wednesday
High: 40 °F
Light Wind
< 1ft
Wednesday Night
Low: 34 °F
Light Wind
< 1ft
Thursday
High: 44 °F
NNE 10kt
< 1ft
Thursday Night
Low: 36 °F
E 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: 11:13 pm CDT Apr 12, 2026
Forecast Valid: 12am CDT Apr 13, 2026-6pm CDT Apr 19, 2026

View Nearby Observations

Detailed Forecast

Overnight

NNW wind around 10 kt. Patchy fog. Waves 1 ft or less.

Monday

NNW wind 5 to 10 kt becoming variable and less than 5 kt in the morning. Partly sunny. Waves 1 ft or less.

Monday Night

ENE wind 5 to 10 kt, with gusts as high as 15 kt. Showers likely. Waves 1 ft or less.

Tuesday

NE wind 5 to 10 kt, with gusts as high as 20 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. Partly sunny. Waves 1 ft or less.

Wednesday Night

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

Thursday

NNE wind 5 to 10 kt. Partly sunny. Waves 1 ft or less.

Thursday Night

S wind 5 to 10 kt becoming ENE 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.