National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Andover, Aeroflex-Andover Airport (K12N)

Lat: 41.01°NLon: 74.74°WElev: 584ft.

20°F

-7°C

Humidity 89%
Wind Speed Calm
Barometer 30.21 in (1024.3 mb)
Dewpoint 17°F (-8°C)
Visibility NA
Last update 28 Dec 1:54 am EST
Extended Forecast for

2 Miles NNE Lake Hopatcong NJ

Winter Weather Advisory December 28, 06:00pm until December 29, 02:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: Patchy fog before 3am. Otherwise, partly cloudy, with a low around 15. Calm wind.

    Low: 15 °F

    Patchy Fog

  • Sunday

    Sunday: A chance of freezing rain after 5pm. Increasing clouds, with a high near 34. Calm wind becoming southwest around 5 mph. Chance of precipitation is 30%.

    High: 34 °F

    Partly Sunny
    then Chance
    Freezing Rain

  • Sunday Night

    Sunday Night: Freezing rain before 10pm, then rain or freezing rain between 10pm and 1am, then rain likely after 1am. Low around 30. South wind 5 to 10 mph. Chance of precipitation is 80%. New ice accumulation of less than a 0.1 of an inch possible.

    Low: 30 °F

    Rain/Freezing
    Rain

  • Monday

    Monday: Rain, mainly before 1pm. High near 50. Southwest wind 10 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.

    Low: 23 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 29.

    High: 29 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog before 3am. Otherwise, partly cloudy, with a low around 15. Calm wind.
Sunday
A chance of freezing rain after 5pm. Increasing clouds, with a high near 34. Calm wind becoming southwest around 5 mph. Chance of precipitation is 30%.
Sunday Night
Freezing rain before 10pm, then rain or freezing rain between 10pm and 1am, then rain likely after 1am. Low around 30. South wind 5 to 10 mph. Chance of precipitation is 80%. New ice accumulation of less than a 0.1 of an inch possible.
Monday
Rain, mainly before 1pm. High near 50. Southwest wind 10 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly cloudy, with a low around 23. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.
Tuesday
Mostly cloudy, with a high near 29.
Tuesday Night
Mostly cloudy, with a low around 21.
Wednesday
Partly sunny, with a high near 30.
Wednesday Night
Mostly cloudy, with a low around 22.
New Year's Day
A chance of snow. Mostly cloudy, with a high near 28. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 14.
Friday
Mostly sunny, with a high near 26.
Friday Night
Partly cloudy, with a low around 15.
Saturday
Mostly sunny, with a high near 29.
Basemap Options
Click map to change the forecast location
Loading map...
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 EST Dec 27, 2025
Forecast Valid:
2am EST Dec 28, 2025-6pm EST Jan 3, 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