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.

A Few Clouds

50°F

10°C

Humidity 62%
Wind Speed W 13 mph
Barometer NA
Dewpoint 37°F (3°C)
Visibility 110.00 mi
Wind Chill45°F (7°C)
Last update 31 Aug 2:58 pm EDT
Extended Forecast for

Mount Washington NH

  • Tonight

    Tonight: Areas of dense fog after 2am. Otherwise, increasing clouds, with a low around 40. Breezy, with a northwest wind 10 to 20 mph.

    Low: 40 °F

    Partly Cloudy
    and Breezy
    then Areas
    Dense Fog

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly between 10am and noon. Areas of dense fog before 11am, then areas of dense fog after 3pm. Otherwise, mostly cloudy, with a high near 48. North wind around 10 mph becoming east in the morning. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Chance Rain
    and Areas
    Dense Fog

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain, mainly before 4am. Areas of dense fog. Otherwise, cloudy, with a low around 38. Windy, with a southeast wind 15 to 20 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 35 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Chance Rain
    and Areas
    Dense Fog

  • Wednesday

    Wednesday: A 30 percent chance of showers after 11am. Areas of dense fog before 9am. Otherwise, increasing clouds, with a high near 44. Windy, with a southeast wind 30 to 35 mph, with gusts as high as 45 mph.

    High: 44 °F

    Chance
    Showers and
    Areas Dense
    Fog

  • Wednesday Night

    Wednesday Night: Showers. The rain could be heavy at times. Low around 43. Very windy, with a southeast wind 50 to 55 mph, with gusts as high as 70 mph. Chance of precipitation is 100%.

    Low: 43 °F

    Heavy Rain
    and Very
    Windy

  • Thursday

    Thursday: Showers. The rain could be heavy at times. High near 49. Very windy. Chance of precipitation is 80%.

    High: 49 °F

    Heavy Rain
    and Very
    Windy

  • Thursday Night

    Thursday Night: A 50 percent chance of showers before 3am. Mostly cloudy, with a low around 45. Windy.

    Low: 45 °F

    Chance
    Showers and
    Windy

  • Friday

    Friday: A 40 percent chance of showers after 10am. Partly sunny, with a high near 49. Windy.

    High: 49 °F

    Chance
    Showers and
    Windy

  • Friday Night

    Friday Night: A 40 percent chance of showers before 11pm. Mostly cloudy, with a low around 39. Very windy.

    Low: 39 °F

    Chance
    Showers and
    Windy then
    Mostly Cloudy
    and Very
    Windy

Detailed Forecast

Tonight
Areas of dense fog after 2am. Otherwise, increasing clouds, with a low around 40. Breezy, with a northwest wind 10 to 20 mph.
Tuesday
A 30 percent chance of rain, mainly between 10am and noon. Areas of dense fog before 11am, then areas of dense fog after 3pm. Otherwise, mostly cloudy, with a high near 48. North wind around 10 mph becoming east in the morning. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A 40 percent chance of rain, mainly before 4am. Areas of dense fog. Otherwise, cloudy, with a low around 38. Windy, with a southeast wind 15 to 20 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 35 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 30 percent chance of showers after 11am. Areas of dense fog before 9am. Otherwise, increasing clouds, with a high near 44. Windy, with a southeast wind 30 to 35 mph, with gusts as high as 45 mph.
Wednesday Night
Showers. The rain could be heavy at times. Low around 43. Very windy, with a southeast wind 50 to 55 mph, with gusts as high as 70 mph. Chance of precipitation is 100%.
Thursday
Showers. The rain could be heavy at times. High near 49. Very windy. Chance of precipitation is 80%.
Thursday Night
A 50 percent chance of showers before 3am. Mostly cloudy, with a low around 45. Windy.
Friday
A 40 percent chance of showers after 10am. Partly sunny, with a high near 49. Windy.
Friday Night
A 40 percent chance of showers before 11pm. Mostly cloudy, with a low around 39. Very windy.
Saturday
A 30 percent chance of showers after 3pm. Partly sunny, with a high near 47. Windy.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 37. Windy.
Sunday
Mostly sunny, with a high near 48. Breezy.
Sunday Night
Partly cloudy, with a low around 37.
Labor Day
Mostly sunny, with a high near 52. Breezy.
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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:
2:24 pm EDT Aug 31, 2026
Forecast Valid:
4pm EDT Aug 31, 2026-6pm EDT Sep 7, 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