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

10°F

-12°C

Humidity 40%
Wind Speed S 17 mph
Barometer NA
Dewpoint -9°F (-23°C)
Visibility 100.00 mi
Wind Chill-8°F (-22°C)
Last update 30 Nov 1:53 am EST
Extended Forecast for

Mount Washington NH

  • Overnight

    Overnight: Cloudy, with a low around 6. Wind chill values as low as -13. Breezy, with a south wind 15 to 20 mph.

    Low: 6 °F

    Cloudy and
    Breezy

  • Sunday

    Sunday: Snow likely before 2pm, then snow, possibly mixed with sleet between 2pm and 4pm, then snow after 4pm. The snow could be heavy at times. High near 24. Wind chill values as low as -11. Very windy, with a south wind 30 to 35 mph increasing to 40 to 45 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 80%. New snow and sleet accumulation of 4 to 8 inches possible.

    High: 24 °F

    Very Windy.
    Heavy Snow
    then
    Snow/Sleet

  • Sunday Night

    Sunday Night: Snow likely, possibly mixed with sleet, becoming all snow after 7pm. The snow could be heavy at times. Cloudy, then gradually becoming partly cloudy, with a low around 4. Wind chill values as low as -23. Very windy, with a southwest wind 50 to 55 mph increasing to 55 to 60 mph after midnight. Winds could gust as high as 80 mph. Chance of precipitation is 70%. New snow and sleet accumulation of 2 to 4 inches possible.

    Low: 4 °F

    Very Windy.
    Snow/Sleet
    Likely then
    Heavy Snow

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny and cold, with a high near 9. Wind chill values as low as -30. Very windy, with a northwest wind 65 to 75 mph decreasing to 45 to 55 mph. Winds could gust as high as 95 mph.

    High: 9 °F

    Cold and Very
    Windy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 1. Windy, with a west wind 25 to 35 mph becoming south after midnight. Winds could gust as high as 40 mph.

    Low: 1 °F

    Mostly Cloudy
    and Windy

  • Tuesday

    Tuesday: Snow, mainly after 7am. The snow could be heavy at times. High near 12. Very windy. Chance of precipitation is 90%.

    High: 12 °F

    Heavy Snow
    and Very
    Windy

  • Tuesday Night

    Tuesday Night: Snow, mainly before 9pm. Low around 4. Very windy. Chance of precipitation is 80%.

    Low: 4 °F

    Very Windy.
    Snow then
    Chance Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 12. Very windy.

    High: 12 °F

    Mostly Sunny
    and Very
    Windy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 6. Very windy.

    Low: 6 °F

    Mostly Cloudy
    and Very
    Windy

Detailed Forecast

Overnight
Cloudy, with a low around 6. Wind chill values as low as -13. Breezy, with a south wind 15 to 20 mph.
Sunday
Snow likely before 2pm, then snow, possibly mixed with sleet between 2pm and 4pm, then snow after 4pm. The snow could be heavy at times. High near 24. Wind chill values as low as -11. Very windy, with a south wind 30 to 35 mph increasing to 40 to 45 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 80%. New snow and sleet accumulation of 4 to 8 inches possible.
Sunday Night
Snow likely, possibly mixed with sleet, becoming all snow after 7pm. The snow could be heavy at times. Cloudy, then gradually becoming partly cloudy, with a low around 4. Wind chill values as low as -23. Very windy, with a southwest wind 50 to 55 mph increasing to 55 to 60 mph after midnight. Winds could gust as high as 80 mph. Chance of precipitation is 70%. New snow and sleet accumulation of 2 to 4 inches possible.
Monday
Mostly cloudy, then gradually becoming sunny and cold, with a high near 9. Wind chill values as low as -30. Very windy, with a northwest wind 65 to 75 mph decreasing to 45 to 55 mph. Winds could gust as high as 95 mph.
Monday Night
Mostly cloudy, with a low around 1. Windy, with a west wind 25 to 35 mph becoming south after midnight. Winds could gust as high as 40 mph.
Tuesday
Snow, mainly after 7am. The snow could be heavy at times. High near 12. Very windy. Chance of precipitation is 90%.
Tuesday Night
Snow, mainly before 9pm. Low around 4. Very windy. Chance of precipitation is 80%.
Wednesday
Mostly sunny, with a high near 12. Very windy.
Wednesday Night
Mostly cloudy, with a low around 6. Very windy.
Thursday
Snow showers. High near 11. Very windy. Chance of precipitation is 80%.
Thursday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around -12. Very windy.
Friday
Mostly sunny and cold, with a high near 0. Very windy.
Friday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around -3. Very windy.
Saturday
A 50 percent chance of snow showers. Partly sunny and cold, with a high near 9. 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:
12:22 am EST Nov 30, 2025
Forecast Valid:
2am EST Nov 30, 2025-6pm EST Dec 6, 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