National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Mount Washington (KMWN)

Lat: 44.27°NLon: 71.3°WElev: 6262ft.

Blowing Snow Freezing Fog and Windy

-13°F

-25°C

Humidity 100%
Wind Speed W 86 G 105 mph
Barometer NA
Dewpoint -13°F (-25°C)
Visibility 0.00 mi
Wind Chill-57°F (-49°C)
Last update 4 Dec 6:49 pm EST
Extended Forecast for

Mount Washington NH

Cold Weather Advisory December 4, 09:00pm until December 5, 08:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Tonight

    Tonight: A 20 percent chance of snow showers before 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around -11. Wind chill values as low as -43. Very windy, with a northwest wind 35 to 40 mph decreasing to 30 to 35 mph after midnight. Winds could gust as high as 55 mph.

    Low: -11 °F

    Slight Chance
    Snow Showers
    and Very
    Windy

  • Friday

    Friday: Mostly sunny and cold, with a high near 8. Wind chill values as low as -31. Breezy, with a west wind 15 to 25 mph.

    High: 8 °F

    Cold and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 3. Wind chill values as low as -18. West wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 3 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow showers after noon. Partly sunny, with a high near 19. Wind chill values as low as -8. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 19 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Snow Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of snow showers between 1am and 5am. Mostly cloudy, with a low around 11. Windy, with a west wind 25 to 30 mph increasing to 30 to 35 mph after midnight. Winds could gust as high as 45 mph.

    Low: 11 °F

    Chance Snow
    Showers and
    Windy

  • Sunday

    Sunday: Partly sunny, with a high near 13. Very windy.

    High: 13 °F

    Partly Sunny
    and Very
    Windy then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: Snow likely, mainly between 10pm and midnight. Mostly cloudy, with a low around 2. Chance of precipitation is 60%.

    Low: 2 °F

    Snow Likely

  • Monday

    Monday: Mostly sunny and cold, with a high near 4. Blustery.

    High: 4 °F

    Cold and
    Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around -7. Blustery.

    Low: -7 °F

    Partly Cloudy
    and Blustery

Detailed Forecast

Tonight
A 20 percent chance of snow showers before 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around -11. Wind chill values as low as -43. Very windy, with a northwest wind 35 to 40 mph decreasing to 30 to 35 mph after midnight. Winds could gust as high as 55 mph.
Friday
Mostly sunny and cold, with a high near 8. Wind chill values as low as -31. Breezy, with a west wind 15 to 25 mph.
Friday Night
Partly cloudy, with a low around 3. Wind chill values as low as -18. West wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday
A 30 percent chance of snow showers after noon. Partly sunny, with a high near 19. Wind chill values as low as -8. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 35 mph.
Saturday Night
A 30 percent chance of snow showers between 1am and 5am. Mostly cloudy, with a low around 11. Windy, with a west wind 25 to 30 mph increasing to 30 to 35 mph after midnight. Winds could gust as high as 45 mph.
Sunday
Partly sunny, with a high near 13. Very windy.
Sunday Night
Snow likely, mainly between 10pm and midnight. Mostly cloudy, with a low around 2. Chance of precipitation is 60%.
Monday
Mostly sunny and cold, with a high near 4. Blustery.
Monday Night
Partly cloudy, with a low around -7. Blustery.
Tuesday
A 30 percent chance of snow after 3pm. Partly sunny, with a high near 12.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 8. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of snow. Mostly cloudy, with a high near 18.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 15. Chance of precipitation is 70%.
Thursday
Snow. High near 19. Chance of precipitation is 80%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Washington NH
 44.26°N 71.33°W (Elev. 3944 ft)
Last Update:
7:26 pm EST Dec 4, 2025
Forecast Valid:
7pm EST Dec 4, 2025-6pm EST Dec 11, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation