National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Copper Harbor (KP59)

Lat: 47.47°NLon: 87.88°WElev: 623ft.

32°F

0°C

Humidity 92%
Wind Speed SW 15 G 28 mph
Barometer 29.77 in (1009.2 mb)
Dewpoint 30°F (-1°C)
Visibility NA
Wind Chill22°F (-6°C)
Last update 21 Mar 11:51 am EDT
Extended Forecast for

Copper Harbor MI

  • This Afternoon

    This Afternoon: Snow showers before 2pm, then a chance of rain and snow showers between 2pm and 4pm, then a slight chance of snow showers after 4pm. Steady temperature around 35. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 2 inches possible.

    High: 35 °F

    Rain/Snow

  • Tonight

    Tonight: A slight chance of rain showers, mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 24. East wind 5 to 15 mph becoming northeast after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 27. Blustery, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 27 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 22. North wind around 5 mph becoming calm after midnight. Winds could gust as high as 15 mph.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 32. West wind around 5 mph.

    High: 32 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: A 30 percent chance of snow showers after 2am. Increasing clouds, with a low around 27.

    Low: 27 °F

    Partly Cloudy
    then Chance
    Snow Showers

  • Tuesday

    Tuesday: A chance of rain and snow showers before 2pm. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.

    High: 36 °F

    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 29.

    High: 29 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Snow showers before 2pm, then a chance of rain and snow showers between 2pm and 4pm, then a slight chance of snow showers after 4pm. Steady temperature around 35. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
A slight chance of rain showers, mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 24. East wind 5 to 15 mph becoming northeast after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Sunday
Mostly cloudy, with a high near 27. Blustery, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly cloudy, with a low around 22. North wind around 5 mph becoming calm after midnight. Winds could gust as high as 15 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 32. West wind around 5 mph.
Monday Night
A 30 percent chance of snow showers after 2am. Increasing clouds, with a low around 27.
Tuesday
A chance of rain and snow showers before 2pm. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 20.
Wednesday
Mostly cloudy, with a high near 29.
Wednesday Night
Rain and snow showers likely, mainly after 2am. Mostly cloudy, with a low around 22.
Thursday
Rain and snow showers likely. Mostly cloudy, with a high near 34.
Thursday Night
Mostly cloudy, with a low around 18. Blustery.
Friday
Mostly cloudy, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Copper Harbor MI
 47.46°N 87.89°W (Elev. 719 ft)
Last Update:
11:22 am EDT Mar 21, 2026
Forecast Valid:
12pm EDT Mar 21, 2026-6pm EDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation