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.

Overcast

21°F

-6°C

Humidity 45%
Wind Speed S 13 mph
Barometer 30.26 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 21 Jan 1:53 pm EST
Extended Forecast for

Grafton NH

Extreme Cold Watch January 24, 01:00am until January 24, 10:00am
Click here for hazard details and duration
Extreme Cold Watch

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 21. South wind around 5 mph.

    High: 21 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 17. South wind around 5 mph.

    Low: 17 °F

    Chance Snow
    then Slight
    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 35. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 35 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 12. West wind 5 to 10 mph.

    Low: 12 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 21. West wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 21 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around -7.

    Low: -7 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny and cold, with a high near 4.

    High: 4 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around -6.

    Low: -6 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 50 percent chance of snow after noon. Mostly cloudy and cold, with a high near 9.

    High: 9 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 21. South wind around 5 mph.
Tonight
A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 17. South wind around 5 mph.
Thursday
Mostly sunny, with a high near 35. West wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 12. West wind 5 to 10 mph.
Friday
Partly sunny, with a high near 21. West wind 5 to 15 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around -7.
Saturday
Sunny and cold, with a high near 4.
Saturday Night
Mostly cloudy, with a low around -6.
Sunday
A 50 percent chance of snow after noon. Mostly cloudy and cold, with a high near 9.
Sunday Night
Snow likely, mainly between 9pm and 1am. Mostly cloudy, with a low around 4. Chance of precipitation is 60%.
Monday
A 40 percent chance of snow. Mostly cloudy, with a high near 17.
Monday Night
Mostly cloudy, with a low around 0.
Tuesday
Mostly sunny, with a high near 17.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grafton NH
 43.55°N 71.93°W (Elev. 1198 ft)
Last Update:
12:17 pm EST Jan 21, 2026
Forecast Valid:
2pm EST Jan 21, 2026-6pm EST Jan 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