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

Dangerous Cold Will Continue This Weekend.

Very cold air and strong winds will lead to dangerously cold wind chills through Sunday night. Please see the current briefing for full details. Read More >

Hazardous Weather Conditions

Current conditions at

Andover, Aeroflex-Andover Airport (K12N)

Lat: 41.01°NLon: 74.74°WElev: 584ft.

15°F

-9°C

Humidity 36%
Wind Speed NW 13 G 28 mph
Barometer 30.15 in (1023.3 mb)
Dewpoint -7°F (-22°C)
Visibility NA
Wind Chill1°F (-17°C)
Last update 8 Feb 1:54 pm EST
Extended Forecast for

Sparta NJ

Cold Weather Advisory February 8, 02:41pm until February 9, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory February 8, 02:41pm until February 9, 10:00am

    NOW until 10:00am Mon

    Cold Weather Advisory

  • This Afternoon

    High: 11 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 3. Wind chill values as low as -15. North wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 3 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 28. Wind chill values as low as -10. Northwest wind 5 to 10 mph.

    High: 28 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 11. Calm wind.

    Low: 11 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of snow after 1pm. Mostly cloudy, with a high near 34. Calm wind becoming south around 5 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 34 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 36.

    High: 36 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 11. Wind chill values as low as -8. Northwest wind around 15 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 3. Wind chill values as low as -15. North wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Increasing clouds, with a high near 28. Wind chill values as low as -10. Northwest wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 11. Calm wind.
Tuesday
A chance of snow after 1pm. Mostly cloudy, with a high near 34. Calm wind becoming south around 5 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday Night
Mostly cloudy, with a low around 24.
Wednesday
Mostly cloudy, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Partly sunny, with a high near 33.
Thursday Night
Partly cloudy, with a low around 15.
Friday
Mostly sunny, with a high near 33.
Friday Night
Partly cloudy, with a low around 13.
Saturday
Sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sparta NJ
 41.05°N 74.62°W (Elev. 600 ft)
Last Update:
2:35 pm EST Feb 8, 2026
Forecast Valid:
2pm EST Feb 8, 2026-6pm EST Feb 14, 2026
 
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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