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

Lebanon Municipal Airport (KLEB)

Lat: 43.63°NLon: 72.31°WElev: 558ft.

Fair

84°F

29°C

Humidity 48%
Wind Speed S 10 mph
Barometer 30.11 in (1018.5 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 5 Aug 3:53 pm EDT
Extended Forecast for

3 Miles WNW Grantham NH

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 64. Southwest wind around 5 mph.

    Low: 64 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: A slight chance of showers between 1pm and 2pm, then a slight chance of showers and thunderstorms after 2pm. Areas of fog before 8am. Otherwise, mostly sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 81 °F

    Areas Fog
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 67. Southwest wind around 5 mph. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 4pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 79. West wind around 5 mph.

    High: 79 °F

    Patchy Fog
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 66. Southwest wind around 5 mph.

    Low: 66 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: 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 77. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 64. Southwest wind around 5 mph.
Thursday
A slight chance of showers between 1pm and 2pm, then a slight chance of showers and thunderstorms after 2pm. Areas of fog before 8am. Otherwise, mostly sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 67. Southwest wind around 5 mph. Chance of precipitation is 20%.
Friday
A 30 percent chance of showers and thunderstorms after 4pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 79. West wind around 5 mph.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 66. Southwest wind around 5 mph.
Saturday
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 77. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Mostly clear, with a low around 61.
Monday
Mostly sunny, with a high near 77.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 62.
Tuesday
A 50 percent chance of showers. Partly sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Mostly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Grantham NH
 43.5°N 72.21°W (Elev. 2201 ft)
Last Update:
2:31 pm EDT Aug 5, 2026
Forecast Valid:
3pm EDT Aug 5, 2026-6pm EDT Aug 12, 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