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

20°F

-7°C

Humidity 40%
Wind Speed N 8 mph
Barometer 30.37 in (1029.5 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill10°F (-12°C)
Last update 1 Mar 6:53 pm EST
Extended Forecast for

3 Miles NNE Grantham NH

  • Tonight

    Tonight: Mostly clear, with a low around 0. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 0 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 21. Wind chill values as low as -8. West wind around 5 mph.

    High: 21 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 8. South wind around 5 mph.

    Low: 8 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of snow after 2pm. Increasing clouds, with a high near 35. Southwest wind around 5 mph.

    High: 35 °F

    Mostly Sunny
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly between 8pm and midnight. Mostly cloudy, with a low around 26. Calm wind. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 26 °F

    Snow Likely

  • Wednesday

    Wednesday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain. Partly sunny, with a high near 47.

    High: 47 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 2am. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.

    Low: 31 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 0. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 21. Wind chill values as low as -8. West wind around 5 mph.
Monday Night
Mostly clear, with a low around 8. South wind around 5 mph.
Tuesday
A 40 percent chance of snow after 2pm. Increasing clouds, with a high near 35. Southwest wind around 5 mph.
Tuesday Night
Snow likely, mainly between 8pm and midnight. Mostly cloudy, with a low around 26. Calm wind. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Mostly sunny, with a high near 45.
Wednesday Night
A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 32.
Thursday
A 40 percent chance of rain. Partly sunny, with a high near 47.
Thursday Night
Rain likely, mainly after 2am. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.
Friday
A chance of rain, mixing with freezing rain after 10am, then gradually ending. Cloudy, with a high near 35. Chance of precipitation is 50%.
Friday Night
A chance of rain or freezing rain. Cloudy, with a low around 32. Chance of precipitation is 40%.
Saturday
A 40 percent chance of rain. Mostly cloudy, with a high near 53.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 51.
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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:
6:33 pm EST Mar 1, 2026
Forecast Valid:
7pm EST Mar 1, 2026-6pm EDT Mar 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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