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

54°F

12°C

Humidity 100%
Wind Speed S 29 G 35 mph
Barometer NA
Dewpoint 54°F (12°C)
Visibility 0.00 mi
Wind Chill48°F (9°C)
Last update 2 Aug 9:55 pm EDT
Extended Forecast for

Mount Washington NH

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 5am. Patchy dense fog before 2am. Otherwise, cloudy, with a low around 51. Windy, with a south wind around 30 mph, with gusts as high as 40 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Chance
    Showers and
    Patchy Dense
    Fog

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 54. Windy, with a south wind 30 to 35 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 54 °F

    Showers and
    Windy

  • Monday Night

    Monday Night: Showers and thunderstorms before 4am, then a chance of showers. Low around 45. Very windy, with a west wind 65 to 70 mph decreasing to 55 to 60 mph after midnight. Winds could gust as high as 80 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 45 °F

    Very Windy.
    Showers then
    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 54. Very windy, with a west wind 50 to 60 mph decreasing to 40 to 50 mph in the afternoon. Winds could gust as high as 75 mph.

    High: 54 °F

    Mostly Sunny
    and Very
    Windy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 45. Windy, with a west wind 20 to 30 mph.

    Low: 45 °F

    Mostly Clear
    and Windy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers after 3pm. Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 52. Breezy.

    Low: 52 °F

    Breezy.
    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers, with thunderstorms also possible after 5am. Patchy dense fog before 2am. Otherwise, cloudy, with a low around 51. Windy, with a south wind around 30 mph, with gusts as high as 40 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and possibly a thunderstorm. High near 54. Windy, with a south wind 30 to 35 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and thunderstorms before 4am, then a chance of showers. Low around 45. Very windy, with a west wind 65 to 70 mph decreasing to 55 to 60 mph after midnight. Winds could gust as high as 80 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Mostly sunny, with a high near 54. Very windy, with a west wind 50 to 60 mph decreasing to 40 to 50 mph in the afternoon. Winds could gust as high as 75 mph.
Tuesday Night
Mostly clear, with a low around 45. Windy, with a west wind 20 to 30 mph.
Wednesday
Mostly sunny, with a high near 58.
Wednesday Night
Mostly cloudy, with a low around 49.
Thursday
A 30 percent chance of showers after 3pm. Mostly sunny, with a high near 60.
Thursday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 52. Breezy.
Friday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 59. Breezy. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Breezy.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 59.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 51. Windy.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 59. 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:
7:32 pm EDT Aug 2, 2026
Forecast Valid:
10pm EDT Aug 2, 2026-6pm EDT Aug 9, 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