Current conditions at

Andover, Aeroflex-Andover Airport (K12N)

Lat: 41.01°NLon: 74.74°WElev: 584ft.

39°F

4°C

Humidity 48%
Wind Speed Vrbl 5 mph
Barometer 30.10 in (1020.5 mb)
Dewpoint 21°F (-6°C)
Visibility NA
Wind Chill35°F (2°C)
Last update 27 Feb 10:54 am EST
Extended Forecast for

4 Miles NE Lake Hopatcong NJ

  • Today

    Today: Sunny, with a high near 42. Southwest wind around 5 mph.

    High: 42 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 28. South wind around 5 mph.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 50. Southwest wind around 5 mph.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 29. Calm wind becoming north around 5 mph after midnight.

    Low: 29 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of snow before 1pm.  Partly sunny, with a high near 34. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    High: 34 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 12.

    Low: 12 °F

    Partly Cloudy

  • Monday

    Monday: A chance of snow after 1pm.  Partly sunny, with a high near 25. Chance of precipitation is 30%.

    High: 25 °F

    Partly Sunny
    then Chance
    Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow after 1pm.  Mostly cloudy, with a high near 35. Chance of precipitation is 40%.

    High: 35 °F

    Partly Sunny
    then Chance
    Rain/Snow

Detailed Forecast

Today
Sunny, with a high near 42. Southwest wind around 5 mph.
Tonight
Partly cloudy, with a low around 28. South wind around 5 mph.
Saturday
Sunny, with a high near 50. Southwest wind around 5 mph.
Saturday Night
Increasing clouds, with a low around 29. Calm wind becoming north around 5 mph after midnight.
Sunday
A chance of snow before 1pm. Partly sunny, with a high near 34. Northwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Sunday Night
Partly cloudy, with a low around 12.
Monday
A chance of snow after 1pm. Partly sunny, with a high near 25. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 14.
Tuesday
A chance of rain and snow after 1pm. Mostly cloudy, with a high near 35. Chance of precipitation is 40%.
Tuesday Night
Snow likely before 1am, then rain likely. Cloudy, with a low around 28. Chance of precipitation is 70%.
Wednesday
A chance of rain. Mostly sunny, with a high near 45. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 31.
Thursday
A chance of rain. Cloudy, with a high near 46. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Lake Hopatcong NJ
 41°N 74.57°W (Elev. 1115 ft)
4:09 am EST Feb 27, 2026
11am EST Feb 27, 2026-6pm EST Mar 5, 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