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.

Overcast

40°F

4°C

Humidity 79%
Wind Speed NE 10 mph
Barometer 29.60 in (1002.8 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 12 Nov 11:56 pm EST
Extended Forecast for

Alton Bay NH

  • Overnight

    Overnight: A chance of rain before 3am, then a chance of rain and snow between 3am and 4am, then a chance of snow after 4am. Cloudy, with a low around 33. Northeast wind 5 to 10 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Chance
    Rain/Snow

  • Friday

    Friday: A chance of rain and snow before 10am, then a slight chance of rain between 10am and 3pm. Mostly cloudy, with a high near 44. North wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 29. Northwest wind around 5 mph becoming calm.

    Low: 29 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 45. Northwest wind 5 to 10 mph.

    High: 45 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30. West wind around 5 mph.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 29.

    Low: 29 °F

    Clear

Detailed Forecast

Overnight
A chance of rain before 3am, then a chance of rain and snow between 3am and 4am, then a chance of snow after 4am. Cloudy, with a low around 33. Northeast wind 5 to 10 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of rain and snow before 10am, then a slight chance of rain between 10am and 3pm. Mostly cloudy, with a high near 44. North wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Mostly cloudy, with a low around 29. Northwest wind around 5 mph becoming calm.
Saturday
Mostly cloudy, with a high near 45. Northwest wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 30. West wind around 5 mph.
Sunday
Mostly sunny, with a high near 46.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Sunny, with a high near 47.
Monday Night
Clear, with a low around 29.
Tuesday
Sunny, with a high near 53.
Tuesday Night
Mostly clear, with a low around 35.
Wednesday
Sunny, with a high near 58.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
Sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alton Bay NH
 43.49°N 71.25°W (Elev. 505 ft)
Last Update:
9:15 pm EST Nov 12, 2026
Forecast Valid:
12am EST Nov 13, 2026-6pm EST Nov 19, 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