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.

Mostly Cloudy and Windy

1°F

-17°C

Humidity 19%
Wind Speed W 28 mph
Barometer NA
Dewpoint -31°F (-35°C)
Visibility 130.00 mi
Wind Chill-24°F (-31°C)
Last update 9 Dec 12:50 pm EST
Extended Forecast for

Mount Washington NH

Winter Weather Advisory December 10, 07:00am until December 11, 01:00am
Click here for hazard details and duration
Winter Weather Advisory

  • This Afternoon

    This Afternoon: Partly sunny and cold, with a high near 5. Wind chill values as low as -20. Southwest wind 10 to 15 mph.

    High: 5 °F

    Cold

  • Tonight

    Tonight: Snow likely before 2am, then a slight chance of snow after 5am. Mostly cloudy, with a temperature rising to around 9 by 5am. Wind chill values as low as -29. Very windy, with a southwest wind 40 to 50 mph increasing to 50 to 60 mph after midnight. Winds could gust as high as 75 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 0 °F⇑

    Very Windy.
    Snow Likely
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Snow, mainly after 8am. The snow could be heavy at times. High near 15. Wind chill values as low as -17. Very windy, with a southwest wind 35 to 40 mph increasing to 45 to 50 mph in the afternoon. Winds could gust as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 15 °F

    Heavy Snow
    and Very
    Windy

  • Wednesday Night

    Wednesday Night: Snow, mainly before 1am. The snow could be heavy at times. Low around 5. Wind chill values as low as -17. Very windy, with a west wind 35 to 40 mph increasing to 40 to 45 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    Low: 5 °F

    Heavy Snow
    and Very
    Windy

  • Thursday

    Thursday: A 50 percent chance of snow. Mostly cloudy and cold, with a high near 6. Very windy, with a west wind 45 to 55 mph increasing to 55 to 65 mph in the afternoon. Winds could gust as high as 85 mph.

    High: 6 °F

    Chance Snow
    and Very
    Windy

  • Thursday Night

    Thursday Night: A 50 percent chance of snow before 3am. Mostly cloudy, with a low around -5. Very windy.

    Low: -5 °F

    Chance Snow
    and Very
    Windy

  • Friday

    Friday: Partly sunny and cold, with a high near 3. Very windy.

    High: 3 °F

    Cold and Very
    Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 0. Very windy.

    Low: 0 °F

    Mostly Cloudy
    and Very
    Windy

  • Saturday

    Saturday: A 40 percent chance of snow after 8am. Partly sunny and cold, with a high near 10. Very windy.

    High: 10 °F

    Chance Snow
    and Very
    Windy

Detailed Forecast

This Afternoon
Partly sunny and cold, with a high near 5. Wind chill values as low as -20. Southwest wind 10 to 15 mph.
Tonight
Snow likely before 2am, then a slight chance of snow after 5am. Mostly cloudy, with a temperature rising to around 9 by 5am. Wind chill values as low as -29. Very windy, with a southwest wind 40 to 50 mph increasing to 50 to 60 mph after midnight. Winds could gust as high as 75 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday
Snow, mainly after 8am. The snow could be heavy at times. High near 15. Wind chill values as low as -17. Very windy, with a southwest wind 35 to 40 mph increasing to 45 to 50 mph in the afternoon. Winds could gust as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Wednesday Night
Snow, mainly before 1am. The snow could be heavy at times. Low around 5. Wind chill values as low as -17. Very windy, with a west wind 35 to 40 mph increasing to 40 to 45 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Thursday
A 50 percent chance of snow. Mostly cloudy and cold, with a high near 6. Very windy, with a west wind 45 to 55 mph increasing to 55 to 65 mph in the afternoon. Winds could gust as high as 85 mph.
Thursday Night
A 50 percent chance of snow before 3am. Mostly cloudy, with a low around -5. Very windy.
Friday
Partly sunny and cold, with a high near 3. Very windy.
Friday Night
Mostly cloudy, with a low around 0. Very windy.
Saturday
A 40 percent chance of snow after 8am. Partly sunny and cold, with a high near 10. Very windy.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 2. Very windy.
Sunday
A 50 percent chance of snow. Mostly cloudy and cold, with a high near 6. Very windy.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around -10. Very windy.
Monday
Partly sunny and cold, with a high near -3. Very windy.
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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:
1:06 pm EST Dec 9, 2025
Forecast Valid:
1pm EST Dec 9, 2025-6pm EST Dec 15, 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