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.

42°F

6°C

Humidity 89%
Wind Speed N 3 mph
Barometer 30.05 in (1017.8 mb)
Dewpoint 39°F (4°C)
Visibility NA
Last update 25 Apr 8:54 pm EDT
Extended Forecast for

Greendell NJ

  • Tonight

    Tonight: Rain, mainly before 3am. Low around 38. Northeast wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Rain

  • Sunday

    Sunday: A slight chance of showers between 8am and noon. Cloudy, then gradually becoming mostly sunny, with a high near 57. Northeast wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 57 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Sunday Night

    Sunday Night: Patchy frost between 4am and 5am. Otherwise, mostly clear, with a low around 36. East wind around 5 mph becoming calm.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Frost

  • Monday

    Monday: Sunny, with a high near 66. Northeast wind around 5 mph.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers after 2pm. Mostly sunny, with a high near 64. Chance of precipitation is 20%.

    High: 64 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 43. Chance of precipitation is 40%.

    Low: 43 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely after 2pm. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.

    High: 60 °F

    Mostly Cloudy
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.

    Low: 45 °F

    Showers
    Likely

Detailed Forecast

Tonight
Rain, mainly before 3am. Low around 38. Northeast wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
A slight chance of showers between 8am and noon. Cloudy, then gradually becoming mostly sunny, with a high near 57. Northeast wind 5 to 10 mph. Chance of precipitation is 20%.
Sunday Night
Patchy frost between 4am and 5am. Otherwise, mostly clear, with a low around 36. East wind around 5 mph becoming calm.
Monday
Sunny, with a high near 66. Northeast wind around 5 mph.
Monday Night
Mostly clear, with a low around 39. Calm wind.
Tuesday
A slight chance of showers after 2pm. Mostly sunny, with a high near 64. Chance of precipitation is 20%.
Tuesday Night
A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 43. Chance of precipitation is 40%.
Wednesday
Showers likely after 2pm. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
Wednesday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.
Thursday
A chance of showers before 2pm. Partly sunny, with a high near 58. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Mostly sunny, with a high near 57.
Friday Night
A chance of showers. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 56. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Greendell NJ
 40.98°N 74.81°W (Elev. 643 ft)
Last Update:
8:05 pm EDT Apr 25, 2026
Forecast Valid:
9pm EDT Apr 25, 2026-6pm EDT May 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