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

Mount Washington (KMWN)

Lat: 44.27°NLon: 71.3°WElev: 6262ft.

Patches Fog

45°F

7°C

Humidity 76%
Wind Speed W 17 G 29 mph
Barometer NA
Dewpoint 37°F (3°C)
Visibility 30.00 mi
Wind Chill38°F (3°C)
Last update 8 Sep 4:53 pm EDT
Extended Forecast for

Mount Washington NH

  • Tonight

    Tonight: Increasing clouds, with a low around 36. Breezy, with a northwest wind 15 to 20 mph becoming south in the evening. Winds could gust as high as 30 mph.

    Low: 36 °F

    Increasing
    Clouds and
    Breezy

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly after 4pm. Cloudy, with a high near 52. Windy, with a south wind 25 to 30 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Windy. Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 4am, then showers likely. Temperature rising to around 54 by 5am. Very windy, with a southwest wind 45 to 55 mph increasing to 65 to 75 mph. Winds could gust as high as 95 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 46 °F⇑

    Showers and
    Very Windy

  • Thursday

    Thursday: A 30 percent chance of showers, mainly before 8am. Partly sunny, with a high near 52. Very windy, with a west wind 60 to 70 mph, with gusts as high as 95 mph.

    High: 52 °F

    Very Windy.
    Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 35. Very windy, with a west wind around 65 mph, with gusts as high as 90 mph.

    Low: 35 °F

    Mostly Cloudy
    and Very
    Windy

  • Friday

    Friday: Sunny, with a high near 44. Very windy.

    High: 44 °F

    Sunny and
    Very Windy

  • Friday Night

    Friday Night: Mostly clear, with a low around 33. Very windy.

    Low: 33 °F

    Mostly Clear
    and Very
    Windy

  • Saturday

    Saturday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40. Windy.

    Low: 40 °F

    Partly Cloudy
    and Windy

Detailed Forecast

Tonight
Increasing clouds, with a low around 36. Breezy, with a northwest wind 15 to 20 mph becoming south in the evening. Winds could gust as high as 30 mph.
Wednesday
A 30 percent chance of showers, mainly after 4pm. Cloudy, with a high near 52. Windy, with a south wind 25 to 30 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm before 4am, then showers likely. Temperature rising to around 54 by 5am. Very windy, with a southwest wind 45 to 55 mph increasing to 65 to 75 mph. Winds could gust as high as 95 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A 30 percent chance of showers, mainly before 8am. Partly sunny, with a high near 52. Very windy, with a west wind 60 to 70 mph, with gusts as high as 95 mph.
Thursday Night
Mostly cloudy, with a low around 35. Very windy, with a west wind around 65 mph, with gusts as high as 90 mph.
Friday
Sunny, with a high near 44. Very windy.
Friday Night
Mostly clear, with a low around 33. Very windy.
Saturday
Sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 40. Windy.
Sunday
A 30 percent chance of showers after 3pm. Partly sunny, with a high near 53. Windy.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 42. Very windy.
Monday
Partly sunny, with a high near 48. Very windy.
Monday Night
Mostly cloudy, with a low around 37. Windy.
Tuesday
Partly sunny, with a high near 47. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Washington NH
 44.28°N 71.3°W (Elev. 5650 ft)
Last Update:
2:27 pm EDT Sep 8, 2026
Forecast Valid:
5pm EDT Sep 8, 2026-6pm EDT Sep 15, 2026
 
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