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.

72°F

22°C

Humidity 53%
Wind Speed Vrbl 6 mph
Barometer 30.14 in (1020.3 mb)
Dewpoint 54°F (12°C)
Visibility NA
Last update 4 Apr 3:54 pm EDT
Extended Forecast for

2 Miles NNE Lake Hopatcong NJ

  • Tonight

    Tonight: A chance of showers after 10pm. Mostly cloudy, with a low around 41. 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: 41 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after 11am. High near 62. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 62 °F

    Showers
    Likely then
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 35. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 35 °F

    Decreasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 52. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of showers before 2am. Partly cloudy, with a low around 34. West wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers after 10pm. Mostly cloudy, with a low around 41. 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 after 11am. High near 62. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 35. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 52. Northwest wind around 10 mph, with gusts as high as 20 mph.
Monday Night
A slight chance of showers before 2am. Partly cloudy, with a low around 34. West wind around 5 mph becoming calm. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 45.
Tuesday Night
Mostly clear, with a low around 23.
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
Partly cloudy, with a low around 39.
Friday
Mostly sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Lake Hopatcong NJ
 40.98°N 74.6°W (Elev. 997 ft)
Last Update:
4:11 pm EDT Apr 4, 2026
Forecast Valid:
4pm EDT Apr 4, 2026-6pm EDT Apr 11, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation