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.

33°F

1°C

Humidity 43%
Wind Speed W 9 G 25 mph
Barometer 29.86 in (1011.5 mb)
Dewpoint 13°F (-11°C)
Visibility NA
Wind Chill25°F (-4°C)
Last update 17 Mar 10:54 am EDT
Extended Forecast for

4 Miles NE Lake Hopatcong NJ

  • Today

    Today: Scattered flurries after 3pm. Partly sunny, with a high near 35. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 35 °F

    Scattered
    Flurries and
    Breezy

  • Tonight

    Tonight: Scattered flurries before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 19. West wind around 10 mph.

    Low: 19 °F

    Scattered
    Flurries

  • Wednesday

    Wednesday: Partly sunny, with a high near 35. Northwest wind around 5 mph becoming calm in the afternoon.

    High: 35 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 23. South wind around 5 mph.

    Low: 23 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 44. South wind 5 to 10 mph.

    High: 44 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain and snow before 2am, then a chance of rain. Cloudy, with a low around 31. Chance of precipitation is 30%.

    Low: 31 °F

    Chance
    Rain/Snow

  • Friday

    Friday: A chance of rain before 8am. Mostly cloudy, with a high near 49. Chance of precipitation is 30%.

    High: 49 °F

    Chance Rain
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: A chance of rain. Mostly cloudy, with a low around 36. Chance of precipitation is 40%.

    Low: 36 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain before 2pm. Partly sunny, with a high near 49. Chance of precipitation is 30%.

    High: 49 °F

    Chance Rain

Detailed Forecast

Today
Scattered flurries after 3pm. Partly sunny, with a high near 35. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
Scattered flurries before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 19. West wind around 10 mph.
Wednesday
Partly sunny, with a high near 35. Northwest wind around 5 mph becoming calm in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 23. South wind around 5 mph.
Thursday
Partly sunny, with a high near 44. South wind 5 to 10 mph.
Thursday Night
A slight chance of rain and snow before 2am, then a chance of rain. Cloudy, with a low around 31. Chance of precipitation is 30%.
Friday
A chance of rain before 8am. Mostly cloudy, with a high near 49. Chance of precipitation is 30%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 36. Chance of precipitation is 40%.
Saturday
A chance of rain before 2pm. Partly sunny, with a high near 49. Chance of precipitation is 30%.
Saturday Night
A chance of rain after 8pm. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Sunday
A chance of rain. 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 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Lake Hopatcong NJ
 41°N 74.54°W (Elev. 1237 ft)
Last Update:
11:48 am EDT Mar 17, 2026
Forecast Valid:
11am EDT Mar 17, 2026-6pm EDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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