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

Hazardous Weather Conditions

Current conditions at

Lebanon Municipal Airport (KLEB)

Lat: 43.63°NLon: 72.31°WElev: 558ft.

Fair

72°F

22°C

Humidity 37%
Wind Speed SW 9 G 17 mph
Barometer 29.96 in (1014.0 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 16 May 11:53 am EDT
Extended Forecast for

Grantham NH

  • This Afternoon

    This Afternoon: Sunny, with a high near 74. Southwest wind 5 to 10 mph.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 11pm. Increasing clouds, with a low around 55. West wind around 5 mph.

    Low: 55 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 77. West wind 5 to 10 mph.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 46. North wind around 5 mph becoming calm in the evening.

    Low: 46 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 79. Calm wind becoming south around 5 mph in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers after 5pm. Mostly sunny, with a high near 87.

    High: 87 °F

    Sunny then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 84. Chance of precipitation is 60%.

    High: 84 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 74. Southwest wind 5 to 10 mph.
Tonight
A 30 percent chance of showers, mainly before 11pm. Increasing clouds, with a low around 55. West wind around 5 mph.
Sunday
Sunny, with a high near 77. West wind 5 to 10 mph.
Sunday Night
Increasing clouds, with a low around 46. North wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 79. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 56.
Tuesday
A 30 percent chance of showers after 5pm. Mostly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 84. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 8pm. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grantham NH
 43.49°N 72.15°W (Elev. 1138 ft)
Last Update:
12:30 pm EDT May 16, 2026
Forecast Valid:
12pm EDT May 16, 2026-6pm EDT May 22, 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