Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Hazardous Weather Conditions

Current conditions at

Copper Harbor (KP59)

Lat: 47.47° N Lon: 87.88° W Elev: 623 ft.

36°F

2°C

Humidity	93%
Wind Speed	W 7 mph
Barometer	29.80 in (1009.9 mb)
Dewpoint	34°F (1°C)
Visibility	NA
Wind Chill	30°F (-1°C)
Last update	28 Dec 2:51 am EST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Detailed forecast for

Keweenaw County

Early This Morning

Cloudy. Patchy fog. Southwest winds 5 to 10 mph.

Today

Cloudy. A slight chance of rain showers and freezing rain in the morning, then snow showers with possible rain showers and freezing rain likely in the afternoon. Patchy fog. Patchy blowing snow in the afternoon. Snow accumulation around an inch. Minor ice accumulation possible. Breezy with highs in the mid 30s. Northeast winds 5 to 10 mph with gusts up to 20 mph, increasing to 15 to 25 mph with gusts up to 35 mph in the afternoon. Chance of precipitation 90 percent.

Tonight

Very windy. Snow showers. Blowing snow and heavy freezing spray. Snow may be heavy at times. Visibility one quarter mile or less at times. Snow accumulation of 7 to 11 inches. Lows around 10 above inland to around 16 at the shore. North winds 25 to 35 mph. Gusts up to 50 mph, increasing to 65 mph after midnight. Chance of snow 100 percent.

Monday

Very windy and much colder. Snow showers likely in the morning, then a chance of snow showers in the afternoon. Areas of blowing snow and heavy freezing spray. Cloudy. Visibility one quarter mile or less at times in the morning. Snow accumulation around an inch. Highs 14 to 19. North winds 25 to 35 mph. Gusts up to 65 mph, decreasing to 50 mph in the afternoon. Chance of snow 70 percent.

Monday Night

Breezy. Heavy freezing spray with patchy blowing snow in the evening. Mostly cloudy. Lows 6 to 11 above. Northwest winds 15 to 25 mph with gusts up to 45 mph.

Tuesday

A chance of snow showers in the morning, then snow showers likely in the afternoon. Cloudy. Highs 19 to 24. West winds 5 to 15 mph with gusts up to 30 mph. Chance of snow 70 percent.

Tuesday Night

Snow showers likely. Heavy freezing spray after midnight. Lows 2 to 7 above. Chance of snow 70 percent.

Wednesday

Colder. Snow showers likely in the morning, then a chance of snow showers in the afternoon. Cloudy. Highs around 7 above inland to around 13 at the shore. Chance of snow 60 percent.

Wednesday Night

Cloudy with a 50 percent chance of snow showers. Lows around 2 below inland to around 4 above at the shore.

New Years Day And Thursday Night

Cloudy with a 40 percent chance of snow showers. Highs 9 to 14 above. Lows 1 to 6 above.

Friday And Friday Night

Cloudy. Highs 13 to 18. Lows around 6 above inland to around 13 at the shore.

Saturday

Cloudy. Highs 17 to 22.