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.

Overcast

37°F

3°C

Humidity 50%
Wind Speed SW 12 mph
Barometer 30.12 in (1020.7 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 19 Mar 5:53 pm EDT
Extended Forecast for

3 Miles NNE Grantham NH

  • Tonight

    Tonight: A slight chance of snow between 9pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 26. South wind around 5 mph. Chance of precipitation is 20%.

    Low: 26 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Friday

    Friday: A chance of rain and snow between 1pm and 3pm, then rain. High near 42. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 42 °F

    Partly Sunny
    then
    Rain/Snow

  • Friday Night

    Friday Night: Rain before 2am, then a chance of rain and snow. Low around 32. South wind around 5 mph becoming northwest after midnight. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain then
    Chance
    Rain/Snow

  • Saturday

    Saturday: Partly sunny, with a high near 44. Northwest wind around 5 mph.

    High: 44 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 30. Northwest wind around 5 mph becoming west after midnight.

    Low: 30 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow before 9am, then a chance of rain and snow between 9am and 1pm, then a chance of rain after 1pm. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.

    High: 42 °F

    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow likely, becoming all snow after 3am. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.

    Low: 28 °F

    Rain/Snow
    Likely

  • Monday

    Monday: A 50 percent chance of snow. Mostly cloudy, with a high near 38.

    High: 38 °F

    Chance Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of snow between 9pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 26. South wind around 5 mph. Chance of precipitation is 20%.
Friday
A chance of rain and snow between 1pm and 3pm, then rain. High near 42. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday Night
Rain before 2am, then a chance of rain and snow. Low around 32. South wind around 5 mph becoming northwest after midnight. Chance of precipitation is 80%. Little or no snow accumulation expected.
Saturday
Partly sunny, with a high near 44. Northwest wind around 5 mph.
Saturday Night
Mostly cloudy, with a low around 30. Northwest wind around 5 mph becoming west after midnight.
Sunday
A chance of snow before 9am, then a chance of rain and snow between 9am and 1pm, then a chance of rain after 1pm. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.
Sunday Night
Rain and snow likely, becoming all snow after 3am. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 38.
Monday Night
Partly cloudy, with a low around 18.
Tuesday
Mostly sunny, with a high near 36.
Tuesday Night
Mostly cloudy, with a low around 20.
Wednesday
Partly sunny, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 18.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 43. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Grantham NH
 43.53°N 72.11°W (Elev. 1201 ft)
Last Update:
5:18 pm EDT Mar 19, 2026
Forecast Valid:
6pm EDT Mar 19, 2026-6pm EDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation