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.

Fog and Windy

50°F

10°C

Humidity 100%
Wind Speed W 30 mph
Barometer NA
Dewpoint 50°F (10°C)
Visibility 0.00 mi
Wind Chill42°F (6°C)
Last update 17 Aug 6:50 am EDT
Extended Forecast for

Mount Washington NH

  • Today

    Today: Showers likely, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 52. Windy, with a west wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 52 °F

    Showers
    Likely and
    Windy then
    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 49. Northwest wind around 10 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 53. Northwest wind 10 to 15 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 53 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45. Breezy, with a west wind 15 to 20 mph.

    Low: 45 °F

    Partly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 56. Breezy, with a southwest wind 15 to 20 mph.

    High: 56 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 44. Windy.

    Low: 44 °F

    Mostly Cloudy
    and Windy

  • Thursday

    Thursday: Mostly sunny, with a high near 51. Windy.

    High: 51 °F

    Mostly Sunny
    and Windy
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40. Breezy.

    Low: 40 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

Detailed Forecast

Today
Showers likely, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 52. Windy, with a west wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 49. Northwest wind around 10 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 53. Northwest wind 10 to 15 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Partly cloudy, with a low around 45. Breezy, with a west wind 15 to 20 mph.
Wednesday
Mostly sunny, with a high near 56. Breezy, with a southwest wind 15 to 20 mph.
Wednesday Night
Mostly cloudy, with a low around 44. Windy.
Thursday
Mostly sunny, with a high near 51. Windy.
Thursday Night
Partly cloudy, with a low around 40. Breezy.
Friday
Sunny, with a high near 52.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 52. Breezy.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 43. Windy.
Sunday
Showers likely. Partly sunny, with a high near 50. Breezy. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Washington NH
 44.28°N 71.3°W (Elev. 5650 ft)
Last Update:
6:11 am EDT Aug 17, 2026
Forecast Valid:
7am EDT Aug 17, 2026-6pm EDT Aug 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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