Current conditions at

Andover, Aeroflex-Andover Airport (K12N)

Lat: 41.01°NLon: 74.74°WElev: 584ft.

42°F

6°C

Humidity 33%
Wind Speed Calm
Barometer 29.84 in (1011.2 mb)
Dewpoint 15°F (-9°C)
Visibility NA
Last update 26 Feb 4:54 pm EST
Extended Forecast for

Lake Hopatcong NJ

  • Tonight

    Tonight: Partly cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Partly Cloudy

  • Friday

    Friday: Patchy fog before 8am.  Otherwise, sunny, with a high near 42. Calm wind becoming south around 5 mph.

    High: 42 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog after 1am.  Otherwise, partly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 10am.  Otherwise, sunny, with a high near 49. Southwest wind around 5 mph.

    High: 49 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27. Calm wind becoming north around 5 mph after midnight.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of snow before 1pm.  Partly sunny, with a high near 35. Chance of precipitation is 20%.

    High: 35 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

  • Monday

    Monday: A chance of snow.  Mostly cloudy, with a high near 26. Chance of precipitation is 40%.

    High: 26 °F

    Chance Snow

  • Monday Night

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

    Low: 14 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 20. Calm wind.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 42. Calm wind becoming south around 5 mph.
Friday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 28. Calm wind.
Saturday
Patchy fog before 10am. Otherwise, sunny, with a high near 49. Southwest wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 27. Calm wind becoming north around 5 mph after midnight.
Sunday
A slight chance of snow before 1pm. Partly sunny, with a high near 35. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 13.
Monday
A chance of snow. Mostly cloudy, with a high near 26. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 14.
Tuesday
Partly sunny, with a high near 35.
Tuesday Night
A chance of snow. Cloudy, with a low around 26. Chance of precipitation is 50%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 45. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Thursday
A chance of rain. Mostly cloudy, with a high near 46. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Lake Hopatcong NJ
 40.96°N 74.61°W (Elev. 984 ft)
4:11 pm EST Feb 26, 2026
5pm EST Feb 26, 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