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.

Mostly Cloudy

81°F

27°C

Humidity 57%
Wind Speed S 8 mph
Barometer 29.75 in (1007.1 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 28 Jul 11:56 am EDT
Extended Forecast for

3 Miles ENE Alton Bay NH

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm. High near 75. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers

  • Tonight

    Tonight: Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Patchy fog after 1am. Low around 60. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers then
    Slight Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: Showers likely, then showers and possibly a thunderstorm after 2pm. Patchy fog before 10am. High near 67. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 67 °F

    Chance
    Showers and
    Patchy Fog
    then Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 58. Northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.

    Low: 58 °F

    Showers

  • Thursday

    Thursday: Showers. High near 67. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    High: 67 °F

    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers before 4am. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers after 8am. Partly sunny, with a high near 74.

    High: 74 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers before 9pm. Partly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm. High near 75. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Patchy fog after 1am. Low around 60. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely, then showers and possibly a thunderstorm after 2pm. Patchy fog before 10am. High near 67. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm. Low around 58. Northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Thursday
Showers. High near 67. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Thursday Night
A 50 percent chance of showers before 4am. Mostly cloudy, with a low around 59.
Friday
A 40 percent chance of showers after 8am. Partly sunny, with a high near 74.
Friday Night
A 30 percent chance of showers before 9pm. Partly cloudy, with a low around 61.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 79.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 64.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Alton Bay NH
 43.5°N 71.18°W (Elev. 1299 ft)
Last Update:
11:06 am EDT Jul 28, 2026
Forecast Valid:
12pm EDT Jul 28, 2026-6pm EDT Aug 3, 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