Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Hazardous Weather Conditions

For More Weather Information:

Marquette, MI Local Forecast Office

3NM N Copper Harbor MI

Marine Point Forecast

[NOTICE]

Today
High: 9 °F
NNW 20kt
4ft

Small Craft Advisory
Tonight
Low: 7 °F
NNW 20kt
3-4ft

Small Craft Advisory
Thursday
High: 11 °F
N 15kt
3ft
Thursday Night
Low: 8 °F
NNE 20kt
3-4ft
Friday
High: 18 °F
N 20kt
4-5ft
Friday Night
Low: 16 °F
N 20kt
3-5ft
Saturday
High: 22 °F
N 10kt
1-2ft
Saturday Night
Low: 15 °F
SW 10kt
< 1ft
Sunday
High: 26 °F
SW 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: 5:08 am CST Jan 28, 2026
Forecast Valid: 6am CST Jan 28, 2026-6pm CST Feb 3, 2026

View Nearby Observations

Detailed Forecast

Today

NNW wind around 20 kt. Snow showers. Waves around 4 ft.

Tonight

NNW wind 15 to 20 kt. Snow showers likely, mainly after 8pm. Waves 3 to 4 ft.

Thursday

N wind around 15 kt. Snow showers likely. Waves around 3 ft.

Thursday Night

NNE wind 15 to 20 kt. A chance of snow showers. Waves 3 to 4 ft.

Friday

N wind around 20 kt, with gusts as high as 25 kt. A chance of snow showers. Waves 4 to 5 ft.

Friday Night

N wind 10 to 20 kt, with gusts as high as 25 kt. A chance of snow showers before midnight. Waves 3 to 5 ft.

Saturday

N wind 5 to 10 kt becoming W in the afternoon. Partly sunny. Waves 1 to 2 ft.

Saturday Night

SW wind 5 to 10 kt. Mostly cloudy. Waves 1 ft or less.

Sunday

SW wind 5 to 10 kt. Mostly cloudy. Waves 1 ft or less.

Note: Wave height forecasts are for ice free areas.

*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.