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.

54°F

12°C

Humidity 87%
Wind Speed Calm
Barometer 30.13 in (1020.5 mb)
Dewpoint 50°F (10°C)
Visibility NA
Last update 3 Apr 8:54 pm EDT
Extended Forecast for

4 Miles NE Lake Hopatcong NJ

  • Tonight

    Tonight: A slight chance of showers before midnight. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 53. West wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    Showers then
    Patchy Fog

  • Saturday

    Saturday: A chance of showers, mainly after 2pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 66. North wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Patchy Fog
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly between 7pm and 2am. Cloudy, with a low around 43. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers, mainly after 8am. High near 62. South wind around 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

  • Sunday Night

    Sunday Night: Showers likely before 8pm. Partly cloudy, with a low around 36. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Showers
    Likely then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of showers before midnight. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 53. West wind 5 to 10 mph. Chance of precipitation is 20%.
Saturday
A chance of showers, mainly after 2pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 66. North wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Showers likely, mainly between 7pm and 2am. Cloudy, with a low around 43. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers, mainly after 8am. High near 62. South wind around 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
Showers likely before 8pm. Partly cloudy, with a low around 36. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Mostly sunny, with a high near 45.
Tuesday Night
Mostly clear, with a low around 25.
Wednesday
Sunny, with a high near 49.
Wednesday Night
Mostly clear, with a low around 31.
Thursday
Sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 66.
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 74.54°W (Elev. 1237 ft)
Last Update:
6:46 pm EDT Apr 3, 2026
Forecast Valid:
9pm EDT Apr 3, 2026-6pm EDT Apr 10, 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