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

A major winter storm is expected to impact the area late this weekend.

A major winter storm is expected to begin impacting the area Saturday night, continuing through early Monday afternoon. Significant snow accumulations are possible areawide. Some mixed precipitation is possible across southeastern PA, southern NJ, and the Delmarva. View this briefing for details. Read More >

Hazardous Weather Conditions

Current conditions at

Andover, Aeroflex-Andover Airport (K12N)

Lat: 41.01°NLon: 74.74°WElev: 584ft.

43°F

6°C

Humidity 47%
Wind Speed S 7 G 17 mph
Barometer 29.95 in (1014.7 mb)
Dewpoint 24°F (-4°C)
Visibility NA
Wind Chill39°F (4°C)
Last update 22 Jan 12:54 pm EST
Extended Forecast for

4 Miles NE Lake Hopatcong NJ

Winter Storm Watch January 25, 01:00am until January 26, 01:00pm
Cold Weather Advisory January 23, 10:00pm until January 24, 10:00am
Click here for hazard details and duration
Winter Storm Watch
Cold Weather Advisory

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 40. West wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 40 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 20. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 20 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 29. West wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 29 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 3. Wind chill values as low as -10. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 3 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 13. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 13 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Snow likely after 1am. Cloudy, with a low around 6. Chance of precipitation is 60%.

    Low: 6 °F

    Cloudy then
    Snow Likely

  • Sunday

    Sunday: Snow. The snow could be heavy at times. High near 16. Chance of precipitation is 100%.

    High: 16 °F

    Heavy Snow

  • Sunday Night

    Sunday Night: Snow. Low around 13. Chance of precipitation is 90%.

    Low: 13 °F

    Snow

  • Monday

    Monday: Snow likely, mainly before 1pm. Mostly cloudy, with a high near 22. Chance of precipitation is 60%.

    High: 22 °F

    Snow Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 40. West wind 10 to 15 mph, with gusts as high as 30 mph.
Tonight
Mostly cloudy, with a low around 20. West wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 29. West wind 10 to 15 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around 3. Wind chill values as low as -10. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday
Partly sunny, with a high near 13. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Snow likely after 1am. Cloudy, with a low around 6. Chance of precipitation is 60%.
Sunday
Snow. The snow could be heavy at times. High near 16. Chance of precipitation is 100%.
Sunday Night
Snow. Low around 13. Chance of precipitation is 90%.
Monday
Snow likely, mainly before 1pm. Mostly cloudy, with a high near 22. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 5.
Tuesday
Mostly sunny, with a high near 17.
Tuesday Night
Mostly clear, with a low around 5.
Wednesday
Mostly sunny, with a high near 21.
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:
1:31 pm EST Jan 22, 2026
Forecast Valid:
1pm EST Jan 22, 2026-6pm EST Jan 28, 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