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.

3°F

-16°C

Humidity 51%
Wind Speed N 12 G 23 mph
Barometer 30.11 in (1022.0 mb)
Dewpoint -11°F (-24°C)
Visibility NA
Wind Chill-14°F (-26°C)
Last update 8 Feb 1:54 am EST
Extended Forecast for

Sparta NJ

Cold Weather Advisory February 8, 12:00pm until February 9, 10:00am
Extreme Cold Warning February 8, 02:37am until February 8, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory
Extreme Cold Warning
  •  
    Extreme Cold Warning February 8, 02:37am until February 8, 12:00pm

    NOW until 12:00pm Sun

    Extreme Cold Warning

  • Overnight

    Low: -4 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 11. Wind chill values as low as -24. Northwest wind around 15 mph, with gusts as high as 30 mph.

    High: 11 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 3. Wind chill values as low as -13. North wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 3 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 26. Wind chill values as low as -10. Northwest wind 5 to 10 mph.

    High: 26 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 10. Calm wind.

    Low: 10 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of snow after 1pm. Mostly cloudy, with a high near 34. Chance of precipitation is 20%.

    High: 34 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday Night

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

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Clear, with a low around -4. Wind chill values as low as -23. Northwest wind around 15 mph, with gusts as high as 35 mph.
Sunday
Sunny, with a high near 11. Wind chill values as low as -24. Northwest wind around 15 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 3. Wind chill values as low as -13. North wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 26. Wind chill values as low as -10. Northwest wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 10. Calm wind.
Tuesday
A slight chance of snow after 1pm. Mostly cloudy, with a high near 34. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
Mostly cloudy, with a high near 37.
Wednesday Night
Partly cloudy, with a low around 19.
Thursday
Partly sunny, with a high near 32.
Thursday Night
Partly cloudy, with a low around 15.
Friday
Partly sunny, with a high near 34.
Friday Night
Partly cloudy, with a low around 16.
Saturday
Partly sunny, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sparta NJ
 41.05°N 74.62°W (Elev. 600 ft)
Last Update:
2:17 am EST Feb 8, 2026
Forecast Valid:
2am EST Feb 8, 2026-6pm EST Feb 14, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation