Current conditions at

Andover, Aeroflex-Andover Airport (K12N)

Lat: 41.01°NLon: 74.74°WElev: 584ft.

60°F

16°C

Humidity 93%
Wind Speed S 13 G 23 mph
Barometer 29.41 in (995.9 mb)
Dewpoint 58°F (14°C)
Visibility NA
Last update 16 Mar 6:54 pm EDT
Extended Forecast for

Lake Hopatcong NJ

Wind Advisory until March 17, 02:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until March 17, 02:00am

    NOW until 2:00am Tue

    Wind Advisory

  • Tonight

    Low: 26 °F

    Severe
    Thunderstorms
    and Windy
    then Showers
    and Breezy

  • Tuesday

    Tuesday: Scattered flurries after 5pm.  Mostly sunny, with a high near 37. Breezy, with a west wind around 20 mph, with gusts as high as 35 mph.

    High: 37 °F

    Scattered
    Flurries and
    Breezy

  • Tuesday Night

    Tuesday Night: Scattered flurries before 8pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 20. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 20 °F

    Scattered
    Flurries

  • Wednesday

    Wednesday: Mostly sunny, with a high near 36. West wind around 5 mph becoming southwest in the afternoon.

    High: 36 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 25. South wind around 5 mph becoming calm.

    Low: 25 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

Detailed Forecast

Tonight
Showers and possibly a thunderstorm before 2am, then a slight chance of showers between 2am and 3am. Some of the storms could be severe. Low around 26. Windy, with a south wind 15 to 20 mph becoming south 25 to 30 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Scattered flurries after 5pm. Mostly sunny, with a high near 37. Breezy, with a west wind around 20 mph, with gusts as high as 35 mph.
Tuesday Night
Scattered flurries before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 20. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 36. West wind around 5 mph becoming southwest in the afternoon.
Wednesday Night
Partly cloudy, with a low around 25. South wind around 5 mph becoming calm.
Thursday
Partly sunny, with a high near 44.
Thursday Night
Mostly cloudy, with a low around 31.
Friday
Partly sunny, with a high near 52.
Friday Night
A chance of rain after 8pm. Mostly cloudy, with a low around 34. Chance of precipitation is 40%.
Saturday
A chance of rain. Partly sunny, with a high near 50. Chance of precipitation is 40%.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Sunday
A chance of snow. Mostly cloudy, with a high near 49. Chance of precipitation is 30%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 45.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Lake Hopatcong NJ
 40.94°N 74.61°W (Elev. 928 ft)
4:57 pm EDT Mar 16, 2026
7pm EDT Mar 16, 2026-6pm EDT Mar 23, 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