Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

For More Weather Information:

Marquette, MI Local Forecast Office

21NM E Grand Portage MN

Marine Point Forecast

[NOTICE]

This Afternoon
High: 42 °F
Light Wind
< 1ft
Tonight
Low: 35 °F
ENE 10kt
< 1ft
Friday
High: 47 °F
E 10kt
< 1ft
Friday Night
Low: 28 °F
NW 10kt
< 1ft
Saturday
High: 34 °F
W 15kt
< 1ft
Saturday Night
Low: 23 °F
WNW 15kt
< 1ft
Sunday
High: 37 °F
NW 10kt
< 1ft
Sunday Night
Low: 28 °F
WNW 10kt
< 1ft
Monday
High: 42 °F
S 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: 12:16 pm CDT Apr 16, 2026
Forecast Valid: 12pm CDT Apr 16, 2026-6pm CDT Apr 22, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

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

Tonight

ENE wind 5 to 10 kt. A slight chance of showers after 3am. Patchy fog. Waves 1 ft or less.

Friday

E wind around 10 kt becoming NE in the afternoon. A chance of showers, with thunderstorms also possible after 4pm. Patchy fog before 9am. Waves 1 ft or less.

Friday Night

NW wind around 10 kt becoming SW in the evening. Winds could gust as high as 25 kt. Rain showers likely before 4am, then a slight chance of snow showers. Some thunder is also possible. Waves 1 ft or less.

Saturday

W wind 10 to 15 kt, with gusts as high as 25 kt. A slight chance of snow showers before 7am. Waves 1 ft or less.

Saturday Night

WNW wind 10 to 15 kt, with gusts as high as 25 kt. Mostly cloudy. Waves 1 ft or less.

Sunday

NW wind around 10 kt, with gusts as high as 25 kt. Partly sunny. Waves 1 ft or less.

Sunday Night

WNW wind 5 to 10 kt becoming SW after midnight. Mostly clear. Waves 1 ft or less.

Monday

S wind 5 to 10 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.