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.

64°F

18°C

Humidity 96%
Wind Speed Calm
Barometer 29.73 in (1006.5 mb)
Dewpoint 63°F (17°C)
Visibility NA
Last update 11 Mar 8:54 pm EDT
Extended Forecast for

Greendell NJ

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 4am, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 39. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Showers
    Likely

  • Thursday

    Thursday: Rain before noon, then a chance of rain and snow between noon and 1pm, then a chance of snow after 1pm. Temperature falling to around 38 by 2pm. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 46 °F⇓

    Rain then
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 25. Northwest wind around 5 mph becoming calm in the evening.

    Low: 25 °F

    Gradual
    Clearing

  • Friday

    Friday: Partly sunny, with a high near 45. Light south wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 45 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 33. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 33 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 48.

    High: 48 °F

    Cloudy

  • Sunday Night

    Sunday Night: Rain, mainly after 2am. Low around 38. Chance of precipitation is 90%.

    Low: 38 °F

    Chance Rain
    then Rain

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before 4am, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 39. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Rain before noon, then a chance of rain and snow between noon and 1pm, then a chance of snow after 1pm. Temperature falling to around 38 by 2pm. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 25. Northwest wind around 5 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 45. Light south wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Friday Night
Partly cloudy, with a low around 33. Southwest wind around 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 48.
Saturday Night
Mostly cloudy, with a low around 28.
Sunday
Cloudy, with a high near 48.
Sunday Night
Rain, mainly after 2am. Low around 38. Chance of precipitation is 90%.
Monday
Rain. High near 60. Chance of precipitation is 90%.
Monday Night
Rain likely. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 36.
Tuesday Night
Partly cloudy, with a low around 18.
Wednesday
Sunny, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Greendell NJ
 40.96°N 74.81°W (Elev. 597 ft)
Last Update:
7:13 pm EDT Mar 11, 2026
Forecast Valid:
9pm EDT Mar 11, 2026-6pm EDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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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