Current conditions at

Andover, Aeroflex-Andover Airport (K12N)

Lat: 41.01°NLon: 74.74°WElev: 584ft.

52°F

11°C

Humidity 28%
Wind Speed S 6 mph
Barometer 30.21 in (1023.7 mb)
Dewpoint 20°F (-7°C)
Visibility NA
Wind Chill50°F (10°C)
Last update 21 Apr 4:54 pm EDT
Extended Forecast for

Lake Hopatcong NJ

  • Tonight

    Tonight: A chance of showers, mainly after 1am.  Mostly cloudy, with a low around 39. South wind around 5 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, mainly before 10am.  Mostly cloudy, with a high near 57. South wind around 5 mph.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 41. Northeast wind around 5 mph becoming calm.

    Low: 41 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 67. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 44. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 44 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of showers.  Partly sunny, with a high near 59. Chance of precipitation is 20%.

    High: 59 °F

    Slight Chance
    Showers

  • Friday Night

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

    Low: 40 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely.  Mostly cloudy, with a high near 50. Chance of precipitation is 60%.

    High: 50 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers.  Mostly cloudy, with a low around 38. Chance of precipitation is 50%.

    Low: 38 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 39. South wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers, mainly before 10am. Mostly cloudy, with a high near 57. South wind around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Partly cloudy, with a low around 41. Northeast wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 67. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 44. Northwest wind around 5 mph becoming calm in the evening.
Friday
A slight chance of showers. Partly sunny, with a high near 59. Chance of precipitation is 20%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 40%.
Saturday
Showers likely. Mostly cloudy, with a high near 50. Chance of precipitation is 60%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 38. Chance of precipitation is 50%.
Sunday
Partly sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 61.
Monday Night
A chance of showers. Mostly cloudy, with a low around 43. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 61. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Lake Hopatcong NJ
 40.94°N 74.61°W (Elev. 928 ft)
4:11 pm EDT Apr 21, 2026
5pm EDT Apr 21, 2026-6pm EDT Apr 28, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database