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.

Light Drizzle Fog

48°F

9°C

Humidity 100%
Wind Speed E 18 G 28 mph
Barometer NA
Dewpoint 48°F (9°C)
Visibility 0.00 mi
Wind Chill41°F (5°C)
Last update 22 Aug 5:50 pm EDT
Extended Forecast for

Mount Washington NH

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 3am. Mostly cloudy, with a low around 45. Windy, with a southeast wind 15 to 20 mph increasing to 25 to 30 mph in the evening. Winds could gust as high as 40 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance
    Showers and
    Windy

  • Sunday

    Sunday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 51. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 51 °F

    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 1am, then a slight chance of showers between 1am and 2am. Mostly cloudy, with a low around 47. Windy, with a south wind 20 to 30 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Showers
    Likely and
    Windy then
    Chance
    Showers and
    Breezy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 52. Windy, with a southwest wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon.

    High: 52 °F

    Mostly Sunny
    and Breezy
    then Chance
    T-storms and
    Windy

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 40. Breezy, with a southwest wind around 25 mph, with gusts as high as 30 mph.

    Low: 40 °F

    Breezy.
    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Showers likely, mainly after 5pm. Partly sunny, with a high near 47. Breezy. Chance of precipitation is 60%.

    High: 47 °F

    Breezy.
    Mostly Sunny
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers before 10pm. Mostly cloudy, with a low around 42. Very windy.

    Low: 42 °F

    Chance
    Showers and
    Windy then
    Mostly Cloudy
    and Very
    Windy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 52. Windy.

    High: 52 °F

    Mostly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly after 3am. Mostly cloudy, with a low around 45. Windy, with a southeast wind 15 to 20 mph increasing to 25 to 30 mph in the evening. Winds could gust as high as 40 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 51. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and thunderstorms likely before 1am, then a slight chance of showers between 1am and 2am. Mostly cloudy, with a low around 47. Windy, with a south wind 20 to 30 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 52. Windy, with a southwest wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon.
Monday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 40. Breezy, with a southwest wind around 25 mph, with gusts as high as 30 mph.
Tuesday
Showers likely, mainly after 5pm. Partly sunny, with a high near 47. Breezy. Chance of precipitation is 60%.
Tuesday Night
A 40 percent chance of showers before 10pm. Mostly cloudy, with a low around 42. Very windy.
Wednesday
Mostly sunny, with a high near 52. Windy.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Mostly sunny, with a high near 57.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 47. Breezy.
Friday
Showers and thunderstorms likely. Partly sunny, with a high near 55. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 46. Windy. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 53. 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 Aug 22, 2026
Forecast Valid:
6pm EDT Aug 22, 2026-6pm EDT Aug 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation