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

76°F

24°C

Humidity 64%
Wind Speed Vrbl 5 mph
Barometer 29.75 in (1006.8 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 16 Apr 2:53 pm EDT
Extended Forecast for

3 Miles NNE Grantham NH

  • This Afternoon

    This Afternoon: A chance of showers, with thunderstorms also possible after 5pm. Some of the storms could be severe. Partly sunny, with a high near 73. Southwest wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 11pm, then a chance of showers. Some of the storms could be severe. Mostly cloudy, with a low around 55. South wind around 5 mph becoming northwest in the evening. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Severe
    Thunderstorms
    then Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers, mainly between noon and 3pm. Mostly cloudy, with a high near 66. North wind around 5 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 66 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 60. Southeast wind 5 to 10 mph.

    High: 60 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am. Cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Rain, mainly after 8am. High near 50. Chance of precipitation is 80%.

    High: 50 °F

    Rain

  • Sunday Night

    Sunday Night: Rain and snow likely before 11pm, then a chance of snow between 11pm and 3am. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.

    Low: 28 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Monday

    Monday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A chance of showers, with thunderstorms also possible after 5pm. Some of the storms could be severe. Partly sunny, with a high near 73. Southwest wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely and possibly a thunderstorm before 11pm, then a chance of showers. Some of the storms could be severe. Mostly cloudy, with a low around 55. South wind around 5 mph becoming northwest in the evening. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A 30 percent chance of showers, mainly between noon and 3pm. Mostly cloudy, with a high near 66. North wind around 5 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Mostly cloudy, with a low around 47. Calm wind.
Saturday
Mostly cloudy, with a high near 60. Southeast wind 5 to 10 mph.
Saturday Night
A 30 percent chance of showers after 2am. Cloudy, with a low around 44.
Sunday
Rain, mainly after 8am. High near 50. Chance of precipitation is 80%.
Sunday Night
Rain and snow likely before 11pm, then a chance of snow between 11pm and 3am. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.
Monday
Partly sunny, with a high near 39.
Monday Night
Partly cloudy, with a low around 23.
Tuesday
Sunny, with a high near 48.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 54.
Wednesday Night
Mostly cloudy, with a low around 33.
Thursday
Partly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Grantham NH
 43.53°N 72.11°W (Elev. 1201 ft)
Last Update:
2:54 pm EDT Apr 16, 2026
Forecast Valid:
3pm EDT Apr 16, 2026-6pm EDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation