National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Andover, Aeroflex-Andover Airport (K12N)

Lat: 41.01°NLon: 74.74°WElev: 584ft.

27°F

-3°C

Humidity 61%
Wind Speed Calm
Barometer 30.08 in (1019.6 mb)
Dewpoint 15°F (-9°C)
Visibility NA
Last update 14 Feb 4:54 am EST
Extended Forecast for

4 Miles NE Lake Hopatcong NJ

  • Overnight

    Overnight: A slight chance of snow showers. Mostly cloudy, with a low around 19. West wind around 5 mph. Chance of precipitation is 20%.

    Low: 19 °F

    Slight Chance
    Snow Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 39. West wind around 5 mph.

    High: 39 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 37. Calm wind becoming east around 5 mph.

    High: 37 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A chance of snow, mainly before 1am. Mostly cloudy, with a low around 25. Calm wind. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Chance Snow

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A slight chance of snow showers. Mostly cloudy, with a low around 19. West wind around 5 mph. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 39. West wind around 5 mph.
Saturday Night
Mostly clear, with a low around 22. Calm wind.
Sunday
Increasing clouds, with a high near 37. Calm wind becoming east around 5 mph.
Sunday Night
A chance of snow, mainly before 1am. Mostly cloudy, with a low around 25. Calm wind. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Washington's Birthday
Partly sunny, with a high near 40.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Partly sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Rain likely, mainly after 1pm. Cloudy, with a high near 40. Chance of precipitation is 60%.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 42. Chance of precipitation is 30%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 36. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Lake Hopatcong NJ
 41°N 74.57°W (Elev. 1115 ft)
Last Update:
4:15 am EST Feb 14, 2026
Forecast Valid:
5am EST Feb 14, 2026-6pm EST Feb 20, 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