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.

19°F

-7°C

Humidity 81%
Wind Speed Calm
Barometer 29.96 in (1016.2 mb)
Dewpoint 14°F (-10°C)
Visibility NA
Last update 3 Jan 10:54 pm EST
Extended Forecast for

4 Miles NE Lake Hopatcong NJ

  • Tonight

    Tonight: A slight chance of snow showers. Cloudy, with a low around 19. Northwest wind around 5 mph. Chance of precipitation is 20%.

    Low: 19 °F

    Slight Chance
    Snow Showers

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 29. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 29 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 15. Northwest wind around 5 mph.

    Low: 15 °F

    Partly Cloudy

  • Monday

    Monday: A chance of snow showers, mainly after 1pm. Mostly cloudy, with a high near 28. Calm wind becoming south around 5 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 28 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: A slight chance of snow showers before 1am. Cloudy, with a low around 24. Calm wind. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Snow Showers

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 38.

    High: 38 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A chance of freezing rain before 1am, then a chance of rain. Cloudy, with a low around 29. Chance of precipitation is 40%.

    Low: 29 °F

    Chance
    Freezing Rain
    then Chance
    Rain/Freezing
    Rain

  • Wednesday

    Wednesday: A chance of rain before 1pm. Mostly cloudy, with a high near 42. Chance of precipitation is 30%.

    High: 42 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of snow showers. Cloudy, with a low around 19. Northwest wind around 5 mph. Chance of precipitation is 20%.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 29. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 15. Northwest wind around 5 mph.
Monday
A chance of snow showers, mainly after 1pm. Mostly cloudy, with a high near 28. Calm wind becoming south around 5 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Monday Night
A slight chance of snow showers before 1am. Cloudy, with a low around 24. Calm wind. Chance of precipitation is 20%.
Tuesday
Mostly cloudy, with a high near 38.
Tuesday Night
A chance of freezing rain before 1am, then a chance of rain. Cloudy, with a low around 29. Chance of precipitation is 40%.
Wednesday
A chance of rain before 1pm. Mostly cloudy, with a high near 42. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 30.
Thursday
Partly sunny, with a high near 42.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Friday
A chance of rain. Mostly cloudy, with a high near 43. Chance of precipitation is 50%.
Friday Night
A chance of rain. Cloudy, with a low around 38. Chance of precipitation is 40%.
Saturday
A chance of rain. Mostly cloudy, with a high near 47. Chance of precipitation is 40%.
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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:
4:12 pm EST Jan 3, 2026
Forecast Valid:
11pm EST Jan 3, 2026-6pm EST Jan 10, 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