Powerful Storm to Impact Eastern Third of U.S. this weekend.

A developing storm system will bring a myriad of significant impacts this weekend. Heavy snow up to 18 inches from the Ohio Valley to the Northeast, and ice up to a quarter of an inch is forecast in places. Heavy rain may cause flash flooding from the Mid-South to the Mid-Atlantic. Severe thunderstorms with damaging winds and isolated tornadoes will be possible in the Deep South. Read More >

Hazardous Weather Conditions

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Current conditions at

Munising - Munising Lakeshore Observation (KP53)

Lat: 46.41°NLon: 86.65°WElev: 607ft.

2°F

-17°C

Humidity	76%
Wind Speed	Vrbl 3 mph
Barometer	30.33 in (1028.9 mb)
Dewpoint	-4°F (-20°C)
Visibility	NA
Last update	19 Jan 10:56 am EST

More Information:

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

Extended Forecast for

Grand Marais MI

Winter Weather Advisory until January 20, 07:00am

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory until January 20, 07:00am

NOW until
7:00am Sun

Winter Weather Advisory
Today

Snow Showers
Likely
High: 13 °F
Tonight

Snow Showers
Low: -1 °F
Sunday

Snow Showers
and Patchy
Blowing Snow
High: 7 °F
Sunday
Night

Snow Showers
Likely and
Patchy
Blowing Snow
Low: -4 °F
M.L.King
Day

Mostly Sunny
High: 16 °F
Monday
Night

Mostly Cloudy
then Snow
Likely
Low: 12 °F
Tuesday

Snow
High: 24 °F
Tuesday
Night

Snow Showers
Low: 18 °F

Detailed Forecast

Today

Snow showers likely, mainly after 4pm. Partly sunny, with a high near 13. Wind chill values between -10 and zero. South wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 60%. Total daytime snow accumulation of less than one inch possible.

Tonight

Periods of snow showers. Low around -1. Wind chill values between -5 and -15. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

Sunday

Periods of snow showers. Patchy blowing snow before 1pm. High near 7. Wind chill values between -10 and -20. Northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

Sunday Night

Snow showers likely, mainly before 10pm. Patchy blowing snow before 8pm. Mostly cloudy, with a low around -4. Wind chill values between -10 and -15. North wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

M.L.King Day

Mostly sunny, with a high near 16. South wind 5 to 10 mph, with gusts as high as 20 mph.

Monday Night

Snow likely, mainly after 4am. Mostly cloudy, with a low around 12. Chance of precipitation is 60%.

Tuesday

Snow. High near 24. Chance of precipitation is 90%.

Tuesday Night

Snow showers. Cloudy, with a low around 18.

Wednesday

A chance of snow showers. Mostly cloudy, with a high near 25.

Wednesday Night

A chance of snow showers after 1am. Mostly cloudy, with a low around 16.