Powerful Winter Storm from the Upper Midwest into the Northeast; Severe Thunderstorms in the Midwest and Ohio Valley

A rapidly-intensifying storm is expected to bring heavy snow, blizzard conditions, and icing from the Upper Midwest through the Great Lakes and Northeast. Scattered severe thunderstorms may produce severe/damaging wind gusts and a couple of tornadoes across parts of the Midwest and lower Ohio Valley through the evening. Arctic air will expand across the central and southern U.S.. Read More >

Hazardous Weather Conditions

Current conditions at

Copper Harbor (KP59)

Lat: 47.47°NLon: 87.88°WElev: 623ft.

Windy

25°F

-4°C

Humidity	92%
Wind Speed	NE 41 G 52 mph
Barometer	29.58 in (1002.7 mb)
Dewpoint	23°F (-5°C)
Visibility	NA
Wind Chill	6°F (-14°C)
Last update	28 Dec 11:51 pm EST

More Information:

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

Extended Forecast for

Copper Harbor MI

Blizzard Warning 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

Blizzard Warning until December 29, 07:00pm
NOW until 7:00pm Mon
Blizzard Warning
Overnight
Low: 19 °F
Heavy Snow
and Blowing
Snow
Monday
High: 19 °F⇓
Chance Snow
and Blowing
Snow
Monday Night
Low: 13 °F
Areas Blowing
Snow and
Windy
Tuesday
High: 23 °F
Chance Snow
Showers then
Snow Showers
Tuesday Night
Low: 8 °F
Snow Showers
Likely and
Blustery
Wednesday
High: 12 °F
Chance Snow
Showers and
Blustery
Wednesday Night
Low: 6 °F
Chance Snow
Showers
New Year's Day
High: 15 °F
Blustery.
Mostly Cloudy
then Chance
Snow Showers

Detailed Forecast

Overnight

Snow. The snow could be heavy at times. Widespread blowing snow. Low around 19. Windy, with a north wind around 40 mph, with gusts as high as 65 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 5 to 8 inches possible.

Monday

A chance of snow before 1pm, then a chance of snow showers after 1pm. Widespread blowing snow, mainly before 4pm. Cloudy, with a temperature falling to around 15 by 4pm. Wind chill values between -5 and zero. Windy, with a north wind 30 to 40 mph, with gusts as high as 65 mph. Chance of precipitation is 50%. New snow accumulation of around an inch possible.

Monday Night

Areas of blowing snow. Mostly cloudy, with a low around 13. Wind chill values between -5 and zero. Windy, with a northwest wind 20 to 30 mph, with gusts as high as 45 mph.

Tuesday

Snow showers, mainly after 1pm. High near 23. Wind chill values between zero and 10. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

Tuesday Night

Snow showers likely, mainly before 1am. Cloudy, with a low around 8. Blustery, with a northwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 60%.

Wednesday

A 40 percent chance of snow showers. Mostly cloudy, with a high near 12. Blustery.

Wednesday Night

A 30 percent chance of snow showers. Mostly cloudy, with a low around 6.

New Year's Day

A chance of snow showers after 1pm. Mostly cloudy, with a high near 15. Blustery.

Thursday Night

A chance of snow showers. Mostly cloudy, with a low around 10. Breezy.

Friday

A chance of snow showers before 1pm. Mostly cloudy, with a high near 17.

Friday Night

A chance of snow showers. Cloudy, with a low around 12.