Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Hazardous Weather Conditions

Small Craft Advisory until March 20, 03:00 AM CDT

For More Weather Information:

Marquette, MI Local Forecast Office

8NM E Copper Harbor MI

Marine Point Forecast

[NOTICE]

Friday
High: 34 °F
NNW 10kt
1-2ft
Friday Night
Low: 29 °F
Light Wind
< 1ft
Saturday
High: 34 °F
SE 15kt
1-2ft
Saturday Night
Low: 25 °F
NE 20kt
6ft
Sunday
High: 29 °F
NE 25kt
7ft
Sunday Night
Low: 24 °F
NNE 15kt
1-3ft
Monday
High: 31 °F
NW 10kt
1ft
Monday Night
Low: 28 °F
⇑S 25kt
3ft
Tuesday
High: 34 °F
WSW 25kt
3-4ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:32 am CDT Mar 20, 2026
Forecast Valid: 2am CDT Mar 20, 2026-6pm CDT Mar 26, 2026

View Nearby Observations

Detailed Forecast

Friday

NNW wind 5 to 10 kt, with gusts as high as 20 kt. Partly sunny. Waves 1 to 2 ft.

Friday Night

Variable winds 5 kt or less. Increasing clouds. Waves 1 ft or less.

Saturday

SE wind 10 to 15 kt, with gusts as high as 20 kt. A chance of snow showers before 1pm, then a chance of rain and snow showers. Waves 1 to 2 ft.

Saturday Night

ESE wind 15 to 20 kt becoming NE after midnight. Winds could gust as high as 30 kt. A chance of snow showers, mainly before 1am. Waves 3 ft building to 6 ft.

Sunday

NE wind 15 to 25 kt, with gusts as high as 30 kt. Widespread freezing spray before 2pm. Partly sunny. Waves 7 ft subsiding to 4 ft.

Sunday Night

NNE wind 10 to 15 kt becoming NNW after midnight. Mostly cloudy. Waves 1 to 3 ft.

Monday

NW wind 5 to 10 kt becoming WSW in the afternoon. Partly sunny. Waves around 1 ft.

Monday Night

S wind 10 to 15 kt increasing to 20 to 25 kt after midnight. Winds could gust as high as 30 kt. A chance of snow showers. Waves 1 ft or less building to 3 ft.

Tuesday

WSW wind 15 to 25 kt becoming NW in the afternoon. Winds could gust as high as 35 kt. Partly sunny. Waves 3 to 4 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.