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°NLon: 87.88°WElev: 623ft.

36°F

2°C

Humidity	93%
Wind Speed	SW 8 mph
Barometer	29.78 in (1009.2 mb)
Dewpoint	34°F (1°C)
Visibility	NA
Wind Chill	30°F (-1°C)
Last update	27 Dec 9:51 pm EST

More Information:

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

Extended Forecast for

Central MI

Blizzard Warning December 28, 07:00pm until December 29, 07:00pm

Lakeshore Flood Warning December 29, 01:00am until December 29, 07:00pm

Click here for hazard details and duration

Blizzard Warning

Lakeshore Flood Warning

Tonight
Low: 34 °F
Slight Chance
Showers and
Patchy Fog
Sunday
High: 34 °F
Slight Chance
Showers then
Rain/Snow
Sunday Night
Low: 13 °F
Heavy Snow
and Blowing
Snow
Monday
High: 18 °F
Snow Showers
Likely and
Blowing Snow
Monday Night
Low: 9 °F
Slight Chance
Snow Showers
and Patchy
Blowing Snow
Tuesday
High: 20 °F
Mostly Cloudy
then Snow
Showers
Likely
Tuesday Night
Low: 6 °F
Snow Showers
Likely
Wednesday
High: 12 °F
Chance Snow
Showers
Wednesday Night
Low: 2 °F
Chance Snow
Showers

Detailed Forecast

Tonight

A 20 percent chance of showers. Patchy fog. Otherwise, cloudy, with a low around 34. South wind 5 to 10 mph, with gusts as high as 20 mph.

Sunday

Rain showers likely before 3pm, then rain and snow showers. High near 34. South wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Sunday Night

Snow showers. The snow could be heavy at times. Widespread blowing snow after 8pm. Low around 13. Wind chill values between -5 and 5. Windy, with a north wind 15 to 20 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 60 mph. Chance of precipitation is 90%. New snow accumulation of 8 to 12 inches possible.

Monday

Snow showers likely, mainly before 1pm. Widespread blowing snow, mainly before noon. Cloudy, with a high near 18. Wind chill values between -5 and zero. Windy, with a north wind 25 to 30 mph, with gusts as high as 60 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

Monday Night

A 20 percent chance of snow showers before 1am. Patchy blowing snow before midnight. Cloudy, with a low around 9. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 50 mph.

Tuesday

Snow showers likely after 1pm. Mostly cloudy, with a high near 20. Chance of precipitation is 60%.

Tuesday Night

Snow showers likely, mainly before 1am. Cloudy, with a low around 6. Chance of precipitation is 60%.

Wednesday

A chance of snow showers. Cloudy, with a high near 12.

Wednesday Night

A chance of snow showers. Cloudy, with a low around 2.

New Year's Day

A chance of snow showers before 1pm. Mostly cloudy and cold, with a high near 10.

Thursday Night

Mostly cloudy, with a low around 4.