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

8NM E Copper Harbor MI

Marine Point Forecast

[NOTICE]

This Afternoon
High: 34 °F
W 10kt
1ft
Tonight
Low: 32 °F
Light Wind
< 1ft
Saturday
High: 37 °F
SE 10kt
< 1ft
Saturday Night
Low: 34 °F
SSE 20kt
4ft
Sunday
High: 46 °F
SSE 20kt
4-5ft
Sunday Night
Low: 37 °F
SW 15kt
2-3ft
Monday
High: 40 °F
WNW 10kt
1-2ft
Monday Night
Low: 35 °F
⇑E 15kt
4ft
Tuesday
High: 38 °F
E 20kt
5-6ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 1:23 pm CDT Apr 10, 2026
Forecast Valid: 2pm CDT Apr 10, 2026-6pm CDT Apr 16, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

W wind around 10 kt. Sunny. Waves around 1 ft.

Tonight

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

Saturday

W wind 5 to 10 kt becoming SE in the afternoon. Sunny. Waves 1 ft or less.

Saturday Night

SSE wind 10 to 20 kt, with gusts as high as 30 kt. Showers, mainly after 1am. Waves 1 ft building to 4 ft.

Sunday

SSE wind 15 to 20 kt, with gusts as high as 30 kt. Showers, with thunderstorms also possible after 4pm. Waves 4 to 5 ft.

Sunday Night

S wind around 15 kt becoming W after midnight. Winds could gust as high as 20 kt. Showers likely before 1am. Waves 2 to 3 ft.

Monday

WNW wind 5 to 10 kt becoming N in the afternoon. Winds could gust as high as 20 kt. Partly sunny. Waves 1 to 2 ft.

Monday Night

E wind 5 to 10 kt increasing to 10 to 15 kt after midnight. Winds could gust as high as 25 kt. A chance of showers. Waves 1 ft building to 4 ft.

Tuesday

E wind 10 to 20 kt, with gusts as high as 25 kt. A chance of showers. Waves 5 to 6 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.