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

78°F

26°C

Humidity 37%
Wind Speed S 13 mph
Barometer 29.75 in (1006.7 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 17 Jun 5:53 pm EDT
Extended Forecast for

3 Miles WNW Grantham NH

  • Tonight

    Tonight: A chance of showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then showers likely after 5am. Patchy fog after 3am. Otherwise, increasing clouds, with a low around 57. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Partly Cloudy
    then Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: Showers and possibly a thunderstorm. Some of the storms could be severe. Patchy fog before 8am. High near 67. South wind around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 67 °F

    Showers and
    Patchy Fog
    then Severe
    Thunderstorms

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 8pm, then a slight chance of showers between 8pm and 9pm. Some of the storms could be severe. Mostly cloudy, then gradually becoming mostly clear, with a low around 58. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Breezy.
    Severe
    Thunderstorms
    then Partly
    Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 69. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 69 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 56. Breezy, with a west wind around 20 mph, with gusts as high as 35 mph.

    Low: 56 °F

    Partly Cloudy
    and Breezy

  • Saturday

    Saturday: A 40 percent chance of showers after 10am. Partly sunny, with a high near 66. Breezy.

    High: 66 °F

    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 9pm. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers after 9am. Partly sunny, with a high near 68.

    High: 68 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then showers likely after 5am. Patchy fog after 3am. Otherwise, increasing clouds, with a low around 57. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and possibly a thunderstorm. Some of the storms could be severe. Patchy fog before 8am. High near 67. South wind around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Showers and thunderstorms likely before 8pm, then a slight chance of showers between 8pm and 9pm. Some of the storms could be severe. Mostly cloudy, then gradually becoming mostly clear, with a low around 58. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Juneteenth
Mostly sunny, with a high near 69. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
Partly cloudy, with a low around 56. Breezy, with a west wind around 20 mph, with gusts as high as 35 mph.
Saturday
A 40 percent chance of showers after 10am. Partly sunny, with a high near 66. Breezy.
Saturday Night
A 30 percent chance of showers before 9pm. Mostly cloudy, with a low around 54.
Sunday
A 40 percent chance of showers after 9am. Partly sunny, with a high near 68.
Sunday Night
Mostly cloudy, with a low around 54.
Monday
Showers likely, mainly after 3pm. Partly sunny, with a high near 66. Chance of precipitation is 60%.
Monday Night
Showers likely. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 70.
Tuesday Night
A 30 percent chance of showers. Mostly clear, with a low around 56.
Wednesday
Mostly sunny, with a high near 73.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Grantham NH
 43.5°N 72.21°W (Elev. 2201 ft)
Last Update:
2:26 pm EDT Jun 17, 2026
Forecast Valid:
6pm EDT Jun 17, 2026-6pm EDT Jun 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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