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

Andover, Aeroflex-Andover Airport (K12N)

Lat: 41.01°NLon: 74.74°WElev: 584ft.

49°F

9°C

Humidity 90%
Wind Speed Calm
Barometer 30.17 in (1021.8 mb)
Dewpoint 46°F (8°C)
Visibility NA
Last update 9 Oct 8:54 am EDT
Extended Forecast for

Sparta NJ

  • Today

    Today: Sunny, with a high near 69. Northwest wind 5 to 15 mph.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 46. West wind around 5 mph.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 70. North wind around 5 mph becoming calm in the afternoon.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 51. East wind around 5 mph becoming northeast after midnight.

    Low: 51 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers. High near 64. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 64 °F

    Showers
    Likely then
    Showers

  • Sunday Night

    Sunday Night: Showers. Low around 56. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 56 °F

    Showers

  • Columbus Day

    Columbus Day: Showers likely before 8am. Partly sunny, with a high near 70. Chance of precipitation is 60%.

    High: 70 °F

    Showers
    Likely then
    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 69. Northwest wind 5 to 15 mph.
Tonight
Partly cloudy, with a low around 46. West wind around 5 mph.
Saturday
Mostly sunny, with a high near 70. North wind around 5 mph becoming calm in the afternoon.
Saturday Night
Mostly cloudy, with a low around 51. East wind around 5 mph becoming northeast after midnight.
Sunday
Showers. High near 64. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Showers. Low around 56. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Columbus Day
Showers likely before 8am. Partly sunny, with a high near 70. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Partly sunny, with a high near 72.
Tuesday Night
Mostly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Mostly sunny, with a high near 64.
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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:
4:09 am EDT Oct 9, 2026
Forecast Valid:
9am EDT Oct 9, 2026-6pm EDT Oct 15, 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