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.

43°F

6°C

Humidity 63%
Wind Speed SW 7 mph
Barometer 30.05 in (1018.4 mb)
Dewpoint 31°F (-1°C)
Visibility NA
Wind Chill39°F (4°C)
Last update 20 Mar 9:54 am EDT
Extended Forecast for

4 Miles NE Lake Hopatcong NJ

  • Today

    Today: A chance of showers, mainly after 5pm. Partly sunny, with a high near 58. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Partly Sunny
    then Chance
    Showers

  • Tonight

    Tonight: Showers likely, mainly before midnight. Mostly cloudy, with a low around 40. Southwest wind 5 to 15 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 40 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 52. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 52 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37. Northwest wind around 5 mph becoming calm.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers after 2pm. Mostly cloudy, with a high near 59. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly after 8pm. Mostly cloudy, with a low around 39. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers before 2pm. Partly sunny, with a high near 47. Chance of precipitation is 30%.

    High: 47 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers, mainly after 5pm. Partly sunny, with a high near 58. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Showers likely, mainly before midnight. Mostly cloudy, with a low around 40. Southwest wind 5 to 15 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Mostly sunny, with a high near 52. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 37. Northwest wind around 5 mph becoming calm.
Sunday
A chance of showers after 2pm. Mostly cloudy, with a high near 59. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Showers likely, mainly after 8pm. Mostly cloudy, with a low around 39. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A chance of showers before 2pm. Partly sunny, with a high near 47. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Mostly sunny, with a high near 43.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Partly sunny, with a high near 45.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Thursday
A chance of rain and snow. Partly sunny, with a high near 51. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
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:
4:09 am EDT Mar 20, 2026
Forecast Valid:
10am EDT Mar 20, 2026-6pm EDT Mar 26, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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