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.

Mostly Cloudy and Breezy

40°F

4°C

Humidity 53%
Wind Speed NW 21 G 35 mph
Barometer 29.94 in (1014.5 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 21 Mar 12:53 pm EDT
Extended Forecast for

3 Miles NNE Grantham NH

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 41. Northwest wind around 10 mph.

    High: 41 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of snow after 2am. Increasing clouds, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow and sleet, possibly mixed with freezing rain before noon, then snow and sleet, possibly mixed with rain between noon and 1pm, then rain after 1pm. High near 41. Southeast wind around 5 mph. Chance of precipitation is 80%. Little or no ice accumulation expected. New snow and sleet accumulation of 1 to 2 inches possible.

    High: 41 °F

    Wintry Mix

  • Sunday Night

    Sunday Night: Rain likely before 11pm, then a chance of snow. Cloudy, with a low around 27. North wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 27 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Monday

    Monday: A 30 percent chance of snow before noon. Mostly cloudy, with a high near 35. North wind 5 to 10 mph.

    High: 35 °F

    Chance Snow
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 41. Northwest wind around 10 mph.
Tonight
A 30 percent chance of snow after 2am. Increasing clouds, with a low around 29. Calm wind.
Sunday
Snow and sleet, possibly mixed with freezing rain before noon, then snow and sleet, possibly mixed with rain between noon and 1pm, then rain after 1pm. High near 41. Southeast wind around 5 mph. Chance of precipitation is 80%. Little or no ice accumulation expected. New snow and sleet accumulation of 1 to 2 inches possible.
Sunday Night
Rain likely before 11pm, then a chance of snow. Cloudy, with a low around 27. North wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Monday
A 30 percent chance of snow before noon. Mostly cloudy, with a high near 35. North wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
Partly sunny, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 40. Chance of precipitation is 30%.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 37.
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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:
6:50 am EDT Mar 21, 2026
Forecast Valid:
12pm EDT Mar 21, 2026-6pm EDT Mar 27, 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