Current conditions at

Laconia, Laconia Municipal Airport (KLCI)

Lat: 43.57°NLon: 71.42°WElev: 545ft.

Fair

34°F

1°C

Humidity 59%
Wind Speed S 3 mph
Barometer 29.99 in (1016.2 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 21 Mar 6:56 pm EDT
Extended Forecast for

Alton Bay NH

Winter Weather Advisory March 21, 11:00pm until March 23, 12:00am
Click here for hazard details and duration
Winter Weather Advisory
  • Tonight

    Tonight: A 30 percent chance of snow, mainly after 4am.  Increasing clouds, with a low around 27. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 27 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Rain and snow before 4pm, then rain and snow, possibly mixed with sleet between 4pm and 5pm, then rain and snow likely after 5pm.  High near 34. Southeast wind 5 to 10 mph.  Chance of precipitation is 100%. New snow and sleet accumulation of 2 to 4 inches possible.

    High: 34 °F

    Snow then
    Wintry Mix

  • Sunday Night

    Sunday Night: Rain likely before 8pm, then snow likely.  Cloudy, with a low around 27. Northeast wind 5 to 10 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 27 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Monday

    Monday: A 50 percent chance of snow.  Cloudy, with a high near 35. North wind around 10 mph.

    High: 35 °F

    Chance Snow

  • Monday Night

    Monday Night: A 40 percent chance of snow before 1am.  Mostly cloudy, with a low around 21. Northwest wind around 5 mph.

    Low: 21 °F

    Chance Snow

  • Tuesday

    Tuesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of snow, mainly after 4am. Increasing clouds, with a low around 27. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Rain and snow before 4pm, then rain and snow, possibly mixed with sleet between 4pm and 5pm, then rain and snow likely after 5pm. High near 34. Southeast wind 5 to 10 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 2 to 4 inches possible.
Sunday Night
Rain likely before 8pm, then snow likely. Cloudy, with a low around 27. Northeast wind 5 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Monday
A 50 percent chance of snow. Cloudy, with a high near 35. North wind around 10 mph.
Monday Night
A 40 percent chance of snow before 1am. Mostly cloudy, with a low around 21. Northwest wind around 5 mph.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
Partly cloudy, with a low around 23.
Wednesday
Partly sunny, with a high near 42.
Wednesday Night
Mostly cloudy, with a low around 22.
Thursday
A chance of snow after 7am, mixing with rain after 11am. Mostly cloudy, with a high near 44. Chance of precipitation is 30%.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.
Friday
A chance of rain and snow. Partly sunny, with a high near 38. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 15.
Saturday
Sunny, with a high near 34.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Alton Bay NH
 43.48°N 71.22°W (Elev. 889 ft)
2:26 pm EDT Mar 21, 2026
7pm EDT Mar 21, 2026-6pm EDT Mar 28, 2026
 
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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