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

28°F

-2°C

Humidity 100%
Wind Speed S 54 G 60 mph
Barometer NA
Dewpoint 28°F (-2°C)
Visibility 0.06 mi
Wind Chill8°F (-13°C)
Last update 29 Dec 2:59 am EST
Extended Forecast for

3 Miles N Mount Washington NH

Winter Weather Advisory December 29, 03:37am until December 29, 07:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 29, 03:37am until December 29, 07:00pm

    NOW until 7:00pm Mon

    Winter Weather Advisory

  • Overnight

    Low: 31 °F

    Rain/Freezing
    Rain and
    Patchy Fog

  • Monday

    Monday: Rain before 5pm, then rain, possibly mixed with snow and sleet. Patchy fog. High near 38. Windy, with a south wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.

    High: 38 °F

    Rain and
    Patchy Fog
    then Wintry
    Mix and Areas
    Fog

  • Monday Night

    Monday Night: Snow likely, mainly before 8pm. Patchy fog before 8pm. Otherwise, mostly cloudy, with a low around -3. Wind chill values as low as -27. Very windy, with a west wind 45 to 50 mph, with gusts as high as 70 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    Low: -3 °F

    Snow Likely
    and Patchy
    Fog then
    Chance Snow
    and Very
    Windy

  • Tuesday

    Tuesday: A 50 percent chance of snow. Mostly cloudy and cold, with a high near 1. Wind chill values as low as -38. Very windy, with a west wind 50 to 55 mph, with gusts as high as 75 mph.

    High: 1 °F

    Chance Snow
    and Very
    Windy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around -3. Very windy, with a west wind 40 to 45 mph, with gusts as high as 55 mph.

    Low: -3 °F

    Mostly Cloudy
    and Very
    Windy

  • Wednesday

    Wednesday: A 40 percent chance of snow after 1pm. Mostly cloudy, with a high near 13. Windy.

    High: 13 °F

    Partly Sunny
    and Windy
    then Chance
    Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before midnight. Cloudy, with a low around -6. Windy. Chance of precipitation is 70%.

    Low: -6 °F

    Snow Likely
    and Windy

  • New Year's Day

    New Year's Day: Mostly sunny and cold, with a high near -1. Windy.

    High: -1 °F

    Cold and
    Windy

Detailed Forecast

Overnight
Rain or freezing rain, becoming all rain after 4am. Patchy fog after 4am. Low around 31. Breezy, with a south wind around 25 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. Little or no ice accumulation expected.
Monday
Rain before 5pm, then rain, possibly mixed with snow and sleet. Patchy fog. High near 38. Windy, with a south wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.
Monday Night
Snow likely, mainly before 8pm. Patchy fog before 8pm. Otherwise, mostly cloudy, with a low around -3. Wind chill values as low as -27. Very windy, with a west wind 45 to 50 mph, with gusts as high as 70 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Tuesday
A 50 percent chance of snow. Mostly cloudy and cold, with a high near 1. Wind chill values as low as -38. Very windy, with a west wind 50 to 55 mph, with gusts as high as 75 mph.
Tuesday Night
Mostly cloudy, with a low around -3. Very windy, with a west wind 40 to 45 mph, with gusts as high as 55 mph.
Wednesday
A 40 percent chance of snow after 1pm. Mostly cloudy, with a high near 13. Windy.
Wednesday Night
Snow likely, mainly before midnight. Cloudy, with a low around -6. Windy. Chance of precipitation is 70%.
New Year's Day
Mostly sunny and cold, with a high near -1. Windy.
Thursday Night
Partly cloudy, with a low around -9. Windy.
Friday
Partly sunny and cold, with a high near 6. Breezy.
Friday Night
Mostly cloudy, with a low around -2. Breezy.
Saturday
Partly sunny and cold, with a high near 9. Windy.
Saturday Night
Mostly cloudy, with a low around -4. Windy.
Sunday
A 30 percent chance of snow. Partly sunny and cold, with a high near 8. Very windy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Mount Washington NH
 44.33°N 71.32°W (Elev. 3999 ft)
Last Update:
1:06 am EST Dec 29, 2025
Forecast Valid:
3am EST Dec 29, 2025-6pm EST Jan 4, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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