Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

Copper Harbor (KP59)

Lat: 47.47°NLon: 87.88°WElev: 623ft.

22°F

-6°C

Humidity	71%
Wind Speed	S 7 mph
Barometer	30.31 in (1028.0 mb)
Dewpoint	14°F (-10°C)
Visibility	NA
Wind Chill	13°F (-11°C)
Last update	25 Dec 1:51 pm EST

More Information:

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

Extended Forecast for

4 Miles W Copper Harbor MI

Winter Weather Advisory December 25, 04:00pm until December 26, 01:00pm

Click here for hazard details and duration

Winter Weather Advisory

Christmas Day
High: 23 °F
Chance Snow
Showers
Tonight
Low: 23 °F
Breezy. Snow
Showers
Likely then
Heavy Snow
Friday
High: 34 °F
Snow Showers
and Breezy
Friday Night
Low: 28 °F
Cloudy
Saturday
High: 35 °F
Mostly Cloudy
then Slight
Chance
Showers
Saturday Night
Low: 30 °F
Chance
Showers
Sunday
High: 34 °F
Chance
Showers then
Rain/Snow
Likely
Sunday Night
Low: 13 °F
Snow Showers
and Blustery
Monday
High: 18 °F
Snow Showers
Likely and
Blustery

Detailed Forecast

Christmas Day

A 40 percent chance of snow showers, mainly after 4pm. Cloudy, with a steady temperature around 23. Southeast wind around 15 mph, with gusts as high as 30 mph.

Tonight

Snow showers, mainly after 11pm. The snow could be heavy at times. Low around 23. Breezy, with a southeast wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

Friday

Snow showers before 1pm. High near 34. Breezy, with a south wind 15 to 20 mph becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

Friday Night

Cloudy, with a low around 28. West wind around 5 mph becoming south after midnight.

Saturday

A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 35. Southeast wind 5 to 10 mph, with gusts as high as 25 mph.

Saturday Night

A 50 percent chance of showers. Cloudy, with a low around 30.

Sunday

A chance of rain showers before 1pm, then rain and snow showers likely. Cloudy, with a high near 34. Chance of precipitation is 60%.

Sunday Night

Snow showers. Cloudy, with a low around 13. Blustery.

Monday

Snow showers likely, mainly before 1pm. Cloudy, with a high near 18. Blustery.