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

43°F

6°C

Humidity 86%
Wind Speed SW 5 mph
Barometer 30.44 in (1031.1 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 11 Oct 8:56 am EDT
Extended Forecast for

Alton NH

  • Today

    Today: A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 61. Light southwest wind becoming south 5 to 10 mph in the afternoon.

    High: 61 °F

    Partly Sunny
    then Chance
    Rain

  • Tonight

    Tonight: Showers, mainly before 5am. Areas of fog after 2am. Low around 46. South wind around 5 mph becoming calm. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Showers and
    Areas Fog

  • Columbus Day

    Columbus Day: A 30 percent chance of showers, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 69. Calm wind becoming northwest around 5 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 69 °F

    Chance
    Showers then
    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of rain after 2am. Increasing clouds, with a low around 44. Calm wind becoming east around 5 mph after midnight.

    Low: 44 °F

    Partly Cloudy
    then Chance
    Rain

  • Tuesday

    Tuesday: Rain likely, mainly after 10am. Cloudy, with a high near 58. East wind around 5 mph. Chance of precipitation is 70%.

    High: 58 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain, mainly before 2am, then a chance of showers after 2am. Low around 50. Chance of precipitation is 80%.

    Low: 50 °F

    Rain

  • Wednesday

    Wednesday: A 30 percent chance of showers before 8am. Partly sunny, with a high near 63.

    High: 63 °F

    Chance
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 61. Light southwest wind becoming south 5 to 10 mph in the afternoon.
Tonight
Showers, mainly before 5am. Areas of fog after 2am. Low around 46. South wind around 5 mph becoming calm. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Columbus Day
A 30 percent chance of showers, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 69. Calm wind becoming northwest around 5 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 30 percent chance of rain after 2am. Increasing clouds, with a low around 44. Calm wind becoming east around 5 mph after midnight.
Tuesday
Rain likely, mainly after 10am. Cloudy, with a high near 58. East wind around 5 mph. Chance of precipitation is 70%.
Tuesday Night
Rain, mainly before 2am, then a chance of showers after 2am. Low around 50. Chance of precipitation is 80%.
Wednesday
A 30 percent chance of showers before 8am. Partly sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
Sunny, with a high near 58.
Thursday Night
Partly cloudy, with a low around 37.
Friday
Showers likely. Mostly cloudy, with a high near 58. Chance of precipitation is 60%.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 41.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 53. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alton NH
 43.44°N 71.2°W (Elev. 577 ft)
Last Update:
7:59 am EDT Oct 11, 2026
Forecast Valid:
9am EDT Oct 11, 2026-6pm EDT Oct 17, 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