Current conditions at

Lebanon Municipal Airport (KLEB)

Lat: 43.63°NLon: 72.31°WElev: 558ft.

Fair

85°F

29°C

Humidity 35%
Wind Speed N 5 mph
Barometer 30.09 in (1018.1 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 29 Jun 3:53 pm EDT
Extended Forecast for

Sunapee NH

Extreme Heat Watch July 1, 12:00pm until July 3, 08:00pm
Click here for hazard details and duration
Extreme Heat Watch
  • Tonight

    Tonight: Mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Isolated showers, then scattered showers and thunderstorms after 2pm.  Increasing clouds, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 30%.

    High: 88 °F

    Mostly Sunny
    then
    Scattered
    T-storms

  • Tuesday Night

    Tuesday Night: Scattered showers and thunderstorms before midnight, then isolated showers between midnight and 2am.  Mostly cloudy, with a low around 66. Southwest wind around 5 mph.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Scattered
    T-storms then
    Isolated
    Showers

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 93. Heat index values as high as 106. West wind around 5 mph.

    High: 93 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 72. West wind around 5 mph.

    Low: 72 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 92.

    High: 92 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 59. Calm wind.
Tuesday
Isolated showers, then scattered showers and thunderstorms after 2pm. Increasing clouds, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 30%.
Tuesday Night
Scattered showers and thunderstorms before midnight, then isolated showers between midnight and 2am. Mostly cloudy, with a low around 66. Southwest wind around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Mostly sunny and hot, with a high near 93. Heat index values as high as 106. West wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 72. West wind around 5 mph.
Thursday
Sunny and hot, with a high near 97.
Thursday Night
Mostly clear, with a low around 73.
Friday
Sunny and hot, with a high near 92.
Friday Night
Mostly clear, with a low around 69.
Independence Day
A chance of showers between noon and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 40%.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Sunapee NH
 43.4°N 72.12°W (Elev. 1129 ft)
2:38 pm EDT Jun 29, 2026
4pm EDT Jun 29, 2026-6pm EDT Jul 6, 2026
 
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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