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.

55°F

13°C

Humidity 87%
Wind Speed Calm
Barometer 29.72 in (1006.0 mb)
Dewpoint 51°F (11°C)
Visibility NA
Last update 27 Mar 4:54 am EDT
Extended Forecast for

4 Miles NE Lake Hopatcong NJ

  • Overnight

    Overnight: A chance of rain. Cloudy, with a steady temperature around 51. Northwest wind around 15 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Chance Rain

  • Friday

    Friday: A chance of rain, mainly before 8am. Mostly cloudy, with a high near 45. North wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Chance Rain
    then Partly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23. North wind 5 to 10 mph.

    Low: 23 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 37. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 37 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 23. Northwest wind around 5 mph becoming calm in the evening.

    Low: 23 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 43. Chance of precipitation is 30%.

    Low: 43 °F

    Chance
    Showers

Detailed Forecast

Overnight
A chance of rain. Cloudy, with a steady temperature around 51. Northwest wind around 15 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of rain, mainly before 8am. Mostly cloudy, with a high near 45. North wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Partly cloudy, with a low around 23. North wind 5 to 10 mph.
Saturday
Sunny, with a high near 37. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 23. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Partly sunny, with a high near 56.
Monday Night
A chance of showers. Mostly cloudy, with a low around 43. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 60. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 40%.
Wednesday
A chance of showers. Partly sunny, with a high near 70. Chance of precipitation is 40%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly cloudy, with a high near 68. Chance of precipitation is 40%.
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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:
4:10 am EDT Mar 27, 2026
Forecast Valid:
5am EDT Mar 27, 2026-6pm EDT Apr 2, 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