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.

Fair

20°F

-7°C

Humidity 81%
Wind Speed Calm
Barometer 30.26 in (1025.5 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 2 Dec 12:56 am EST
Extended Forecast for

Alton Bay NH

Winter Storm Warning December 2, 08:00am until December 3, 04:00am
Click here for hazard details and duration
Winter Storm Warning

  • Overnight

    Overnight: Mostly cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Snow, mainly after 9am. The snow could be heavy at times. High near 32. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 32 °F

    Heavy Snow

  • Tuesday Night

    Tuesday Night: Snow, mainly before 11pm. The snow could be heavy at times. Low around 24. North wind 5 to 10 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 24 °F

    Heavy Snow
    then Chance
    Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 35. Northwest wind 5 to 10 mph.

    High: 35 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 23. Calm wind becoming southwest around 5 mph after midnight.

    Low: 23 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 35.

    High: 35 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 4.

    Low: 4 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 22.

    High: 22 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 20. Calm wind.
Tuesday
Snow, mainly after 9am. The snow could be heavy at times. High near 32. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Tuesday Night
Snow, mainly before 11pm. The snow could be heavy at times. Low around 24. North wind 5 to 10 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Wednesday
Mostly sunny, with a high near 35. Northwest wind 5 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 23. Calm wind becoming southwest around 5 mph after midnight.
Thursday
Mostly cloudy, with a high near 35.
Thursday Night
Mostly clear, with a low around 4.
Friday
Mostly sunny, with a high near 22.
Friday Night
Partly cloudy, with a low around 11.
Saturday
Mostly cloudy, with a high near 32.
Saturday Night
Mostly cloudy, with a low around 18.
Sunday
Partly sunny, with a high near 30.
Sunday Night
Partly cloudy, with a low around 8.
Monday
Mostly sunny, with a high near 21.
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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:
12:48 am EST Dec 2, 2025
Forecast Valid:
1am EST Dec 2, 2025-6pm EST Dec 8, 2025
 
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