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

Keene, Dillant-Hopkins Airport (KEEN)

Lat: 42.9°NLon: 72.27°WElev: 489ft.

Overcast

77°F

25°C

Humidity 48%
Wind Speed E 3 mph
Barometer 30.09 in (1019.0 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 21 Aug 2:56 pm EDT
Extended Forecast for

Sullivan NH

  • Tonight

    Tonight: Partly cloudy, with a low around 54. Calm wind.

    Low: 54 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers, mainly between 11am and 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 71. East wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 71 °F

    Chance
    Showers and
    Patchy Fog

  • Saturday Night

    Saturday Night: A 30 percent chance of showers between 2am and 4am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 56. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: Showers, mainly after 11am. Areas of fog before 9am. High near 74. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%.

    High: 74 °F

    Chance
    Showers and
    Areas Fog
    then Showers

  • Sunday Night

    Sunday Night: Showers likely before 8pm. Mostly cloudy, with a low around 56. Calm wind. Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 54. Calm wind.
Saturday
A 30 percent chance of showers, mainly between 11am and 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 71. East wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 30 percent chance of showers between 2am and 4am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 56. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers, mainly after 11am. Areas of fog before 9am. High near 74. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%.
Sunday Night
Showers likely before 8pm. Mostly cloudy, with a low around 56. Calm wind. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 77.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 58.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sullivan NH
 43.01°N 72.2°W (Elev. 1257 ft)
Last Update:
2:17 pm EDT Aug 21, 2026
Forecast Valid:
3pm EDT Aug 21, 2026-6pm EDT Aug 28, 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