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.

Unknown Precip

36°F

2°C

Humidity 64%
Wind Speed W 15 G 22 mph
Barometer 30.00 in (1016.4 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 14 Mar 6:56 pm EDT
Extended Forecast for

Alton Bay NH

  • Tonight

    Tonight: Partly cloudy, with a low around 22. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.

    Low: 22 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Partly sunny, with a high near 40. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 40 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of snow between 1am and 4am, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 28. Southeast wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Mostly Cloudy
    then
    Rain/Snow
    Likely

  • Monday

    Monday: Rain. High near 55. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    High: 55 °F

    Rain

  • Monday Night

    Monday Night: Rain. Low around 37. Breezy, with a south wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%.

    Low: 37 °F

    Rain and
    Breezy

  • Tuesday

    Tuesday: Rain likely before 8am. Mostly sunny, with a high near 40. Breezy. Chance of precipitation is 60%.

    High: 40 °F

    Breezy. Rain
    Likely then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 15. Breezy.

    Low: 15 °F

    Partly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 34.

    High: 34 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 22. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.
Sunday
Partly sunny, with a high near 40. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
A chance of snow between 1am and 4am, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 28. Southeast wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
Rain. High near 55. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Monday Night
Rain. Low around 37. Breezy, with a south wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%.
Tuesday
Rain likely before 8am. Mostly sunny, with a high near 40. Breezy. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 15. Breezy.
Wednesday
Sunny, with a high near 34.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Partly sunny, with a high near 41.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
Partly sunny, with a high near 44.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.
Saturday
A chance of rain and snow. Mostly cloudy, 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:
6:37 pm EDT Mar 14, 2026
Forecast Valid:
7pm EDT Mar 14, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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