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

Laconia, Laconia Municipal Airport (KLCI)

Lat: 43.57°NLon: 71.42°WElev: 545ft.

Fair

21°F

-6°C

Humidity 59%
Wind Speed Vrbl 5 mph
Barometer 29.95 in (1015.1 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 12 Feb 9:56 pm EST
Extended Forecast for

Alton Bay NH

  • Tonight

    Tonight: Mostly clear, with a low around 8. Wind chill values as low as -2. Northwest wind 5 to 10 mph.

    Low: 8 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 30. Wind chill values as low as -2. Northwest wind 5 to 10 mph.

    High: 30 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 12. West wind around 5 mph.

    Low: 12 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 33. West wind 5 to 10 mph.

    High: 33 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 13. West wind around 5 mph.

    Low: 13 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

  • Washington's Birthday

    Washington's Birthday: Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 8. Wind chill values as low as -2. Northwest wind 5 to 10 mph.
Friday
Sunny, with a high near 30. Wind chill values as low as -2. Northwest wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 12. West wind around 5 mph.
Saturday
Mostly sunny, with a high near 33. West wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 13. West wind around 5 mph.
Sunday
Mostly sunny, with a high near 33.
Sunday Night
Mostly cloudy, with a low around 17.
Washington's Birthday
Mostly cloudy, with a high near 37.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
Partly sunny, with a high near 42.
Tuesday Night
Partly cloudy, with a low around 27.
Wednesday
A 40 percent chance of rain. Mostly cloudy, with a high near 41.
Wednesday Night
Rain and snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.
Thursday
A chance of rain and snow. Partly sunny, with a high near 37. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alton Bay NH
 43.48°N 71.22°W (Elev. 889 ft)
Last Update:
3:36 pm EST Feb 12, 2026
Forecast Valid:
10pm EST Feb 12, 2026-6pm EST Feb 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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