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

Hazardous Weather Conditions

Current conditions at

Laconia, Laconia Municipal Airport (KLCI)

Lat: 43.57°NLon: 71.42°WElev: 545ft.

78°F

26°C

Humidity 76%
Wind Speed W 6 mph
Barometer 29.94 in (1013.5 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 2 Jul 7:56 am EDT
Extended Forecast for

Thornton NH

Heat Advisory July 2, 08:53am until July 2, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 2, 08:53am until July 2, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • Today

    High: 95 °F

    Sunny then
    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 93. Heat index values as high as 96. West wind 5 to 10 mph.

    High: 93 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear

  • Independence Day

    Independence Day: A 50 percent chance of showers after 7am. Partly sunny, with a high near 87. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 87 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Sunny and hot, with a high near 95. Heat index values as high as 101. North wind around 5 mph becoming west in the afternoon.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 71. Calm wind.
Friday
Mostly sunny and hot, with a high near 93. Heat index values as high as 96. West wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 67. Calm wind.
Independence Day
A 50 percent chance of showers after 7am. Partly sunny, with a high near 87. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Mostly cloudy, with a low around 59.
Monday
A 30 percent chance of showers after 10am. Partly sunny, with a high near 80.
Monday Night
A 30 percent chance of showers before 9pm. Mostly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thornton NH
 43.91°N 71.66°W (Elev. 840 ft)
Last Update:
6:18 am EDT Jul 2, 2026
Forecast Valid:
8am 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