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.

65°F

18°C

Humidity 63%
Wind Speed N 3 mph
Barometer 30.19 in (1022.0 mb)
Dewpoint 52°F (11°C)
Visibility NA
Last update 4 Apr 12:54 pm EDT
Extended Forecast for

4 Miles NE Lake Hopatcong NJ

  • This Afternoon

    This Afternoon: A chance of showers, mainly after 5pm. Partly sunny, with a high near 66. Southeast wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers, mainly between 7pm and 3am. Patchy fog after 1am. Otherwise, cloudy, with a low around 43. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: Showers, mainly before 5pm. Areas of fog before 8am. High near 59. South wind 5 to 10 mph becoming west in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 59 °F

    Showers and
    Areas Fog

  • Sunday Night

    Sunday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 35. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 50. Northwest wind around 10 mph, with gusts as high as 25 mph.

    High: 50 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of rain showers before 2am, then a chance of rain and snow showers between 2am and 5am, then a chance of snow showers after 5am. Partly cloudy, with a low around 35. Chance of precipitation is 30%.

    Low: 35 °F

    Slight Chance
    Showers then
    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of snow showers before 8am. Mostly sunny, with a high near 45. Chance of precipitation is 30%.

    High: 45 °F

    Chance Snow
    Showers then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 24.

    Low: 24 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

Detailed Forecast

This Afternoon
A chance of showers, mainly after 5pm. Partly sunny, with a high near 66. Southeast wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of showers, mainly between 7pm and 3am. Patchy fog after 1am. Otherwise, cloudy, with a low around 43. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers, mainly before 5pm. Areas of fog before 8am. High near 59. South wind 5 to 10 mph becoming west in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 35. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly sunny, with a high near 50. Northwest wind around 10 mph, with gusts as high as 25 mph.
Monday Night
A slight chance of rain showers before 2am, then a chance of rain and snow showers between 2am and 5am, then a chance of snow showers after 5am. Partly cloudy, with a low around 35. Chance of precipitation is 30%.
Tuesday
A chance of snow showers before 8am. Mostly sunny, with a high near 45. Chance of precipitation is 30%.
Tuesday Night
Clear, with a low around 24.
Wednesday
Sunny, with a high near 49.
Wednesday Night
Mostly clear, with a low around 30.
Thursday
Mostly sunny, with a high near 59.
Thursday Night
Mostly clear, with a low around 40.
Friday
Sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Lake Hopatcong NJ
 41°N 74.57°W (Elev. 1115 ft)
Last Update:
4:10 am EDT Apr 4, 2026
Forecast Valid:
1pm EDT Apr 4, 2026-6pm EDT Apr 10, 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