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.

Freezing Fog and Windy

-20°F

-29°C

Humidity 100%
Wind Speed NW 77 G 85 mph
Barometer NA
Dewpoint -20°F (-29°C)
Visibility 0.06 mi
Wind Chill-65°F (-54°C)
Last update 4 Dec 9:52 pm EST
Extended Forecast for

Mount Washington NH

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

    NOW until 8:00am Fri

    Cold Weather Advisory

  • Tonight

    Low: -18 °F

    Partly Cloudy
    and Very
    Windy

  • Friday

    Friday: Mostly sunny and cold, with a high near 4. Wind chill values as low as -46. Very windy, with a west wind 30 to 35 mph increasing to 35 to 40 mph in the afternoon. Winds could gust as high as 50 mph.

    High: 4 °F

    Cold and Very
    Windy

  • Friday Night

    Friday Night: Partly cloudy, with a low around -1. Wind chill values as low as -29. Windy, with a southwest wind 25 to 30 mph decreasing to 20 to 25 mph after midnight. Winds could gust as high as 50 mph.

    Low: -1 °F

    Partly Cloudy
    and Windy

  • Saturday

    Saturday: A 30 percent chance of snow showers after noon. Partly sunny, with a high near 13. Wind chill values as low as -16. Very windy, with a west wind 30 to 35 mph increasing to 35 to 40 mph in the afternoon. Winds could gust as high as 50 mph.

    High: 13 °F

    Chance Snow
    Showers and
    Very Windy

  • Saturday Night

    Saturday Night: A 30 percent chance of snow showers between 1am and 5am. Mostly cloudy, with a low around 5. Very windy, with a west wind 40 to 45 mph increasing to 50 to 55 mph after midnight. Winds could gust as high as 75 mph.

    Low: 5 °F

    Chance Snow
    Showers and
    Very Windy

  • Sunday

    Sunday: Partly sunny and cold, with a high near 8. Very windy.

    High: 8 °F

    Cold and Very
    Windy

  • Sunday Night

    Sunday Night: Snow likely, mainly between 10pm and 11pm. Mostly cloudy, with a low around -6. Windy. Chance of precipitation is 60%.

    Low: -6 °F

    Snow Likely
    and Windy

  • Monday

    Monday: Mostly sunny and cold, with a high near -3. Very windy.

    High: -3 °F

    Cold and Very
    Windy

Detailed Forecast

Tonight
Partly cloudy, with a low around -18. Wind chill values as low as -61. Very windy, with a northwest wind 70 to 75 mph decreasing to 60 to 65 mph after midnight. Winds could gust as high as 115 mph.
Friday
Mostly sunny and cold, with a high near 4. Wind chill values as low as -46. Very windy, with a west wind 30 to 35 mph increasing to 35 to 40 mph in the afternoon. Winds could gust as high as 50 mph.
Friday Night
Partly cloudy, with a low around -1. Wind chill values as low as -29. Windy, with a southwest wind 25 to 30 mph decreasing to 20 to 25 mph after midnight. Winds could gust as high as 50 mph.
Saturday
A 30 percent chance of snow showers after noon. Partly sunny, with a high near 13. Wind chill values as low as -16. Very windy, with a west wind 30 to 35 mph increasing to 35 to 40 mph in the afternoon. Winds could gust as high as 50 mph.
Saturday Night
A 30 percent chance of snow showers between 1am and 5am. Mostly cloudy, with a low around 5. Very windy, with a west wind 40 to 45 mph increasing to 50 to 55 mph after midnight. Winds could gust as high as 75 mph.
Sunday
Partly sunny and cold, with a high near 8. Very windy.
Sunday Night
Snow likely, mainly between 10pm and 11pm. Mostly cloudy, with a low around -6. Windy. Chance of precipitation is 60%.
Monday
Mostly sunny and cold, with a high near -3. Very windy.
Monday Night
Partly cloudy, with a low around -12. Very windy.
Tuesday
A 30 percent chance of snow after 4pm. Partly sunny and cold, with a high near 6. Windy.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 2. Windy. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of snow. Mostly cloudy, with a high near 12. Breezy.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 7. Windy. Chance of precipitation is 70%.
Thursday
Snow. High near 13. Windy. Chance of precipitation is 80%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Washington NH
 44.28°N 71.3°W (Elev. 5650 ft)
Last Update:
7:26 pm EST Dec 4, 2025
Forecast Valid:
11pm 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