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.

27°F

-3°C

Humidity 75%
Wind Speed NE 6 mph
Barometer 30.10 in (1020.8 mb)
Dewpoint 20°F (-7°C)
Visibility NA
Wind Chill20°F (-7°C)
Last update 27 Dec 1:54 pm EST
Extended Forecast for

2 Miles SE Sparta NJ

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

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 26. North wind around 5 mph becoming calm.

    High: 26 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 16. Calm wind.

    Low: 16 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of rain after 1pm. Mostly cloudy, with a high near 35. Calm wind becoming southwest around 5 mph. Chance of precipitation is 20%.

    High: 35 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: Freezing rain before 10pm, then rain. Low around 31. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 90%. New ice accumulation of less than a 0.1 of an inch possible.

    Low: 31 °F

    Rain/Freezing
    Rain then
    Rain

  • Monday

    Monday: Rain, mainly before 1pm. High near 49. Southwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 27.

    High: 27 °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

Detailed Forecast

This Afternoon
Partly sunny, with a high near 26. North wind around 5 mph becoming calm.
Tonight
Mostly cloudy, with a low around 16. Calm wind.
Sunday
A slight chance of rain after 1pm. Mostly cloudy, with a high near 35. Calm wind becoming southwest around 5 mph. Chance of precipitation is 20%.
Sunday Night
Freezing rain before 10pm, then rain. Low around 31. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 90%. New ice accumulation of less than a 0.1 of an inch possible.
Monday
Rain, mainly before 1pm. High near 49. Southwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Mostly cloudy, with a low around 23.
Tuesday
Mostly cloudy, with a high near 27.
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 20.
New Year's Day
A chance of snow. Partly sunny, with a high near 28. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 13.
Friday
Sunny, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Sparta NJ
 41.03°N 74.6°W (Elev. 1204 ft)
Last Update:
4:11 am EST Dec 27, 2025
Forecast Valid:
2pm EST Dec 27, 2025-6pm EST Jan 2, 2026
 
Forecast Discussion
 
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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