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 100%
Wind Speed S 3 mph
Barometer 29.92 in (1012.0 mb)
Dewpoint 72°F (22°C)
Visibility 9.00 mi
Last update 2 Jul 1:53 am EDT
Extended Forecast for

Cornish Flat NH

Extreme Heat Warning July 2, 02:38am until July 3, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 2, 02:38am until July 3, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • Overnight

    Low: 73 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 96. Heat index values as high as 103. West wind 5 to 10 mph.

    High: 96 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 74. West wind around 5 mph.

    Low: 74 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 94. Heat index values as high as 97. West wind 5 to 10 mph.

    High: 94 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 70. West wind around 5 mph.

    Low: 70 °F

    Mostly Clear

  • Independence Day

    Independence Day: A 40 percent chance of showers after 8am. Partly sunny and hot, with a high near 90.

    High: 90 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms, mainly before 3am. Mostly cloudy, with a low around 73. Southwest wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 96. Heat index values as high as 103. West wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 74. West wind around 5 mph.
Friday
Sunny and hot, with a high near 94. Heat index values as high as 97. West wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 70. West wind around 5 mph.
Independence Day
A 40 percent chance of showers after 8am. Partly sunny and hot, with a high near 90.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
A 30 percent chance of showers after 3am. Mostly cloudy, with a low around 63.
Monday
A 40 percent chance of showers. Mostly cloudy, with a high near 80.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 61.
Tuesday
Partly sunny, with a high near 83.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cornish Flat NH
 43.5°N 72.27°W (Elev. 919 ft)
Last Update:
2:17 am EDT Jul 2, 2026
Forecast Valid:
2am EDT Jul 2, 2026-6pm EDT Jul 8, 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