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.

58°F

14°C

Humidity 44%
Wind Speed SW 10 mph
Barometer 29.81 in (1009.3 mb)
Dewpoint 36°F (2°C)
Visibility NA
Last update 8 Nov 1:54 pm EST
Extended Forecast for

Greendell NJ

  • This Afternoon

    This Afternoon: Sunny early, then becoming partly sunny, with a high near 61. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 61 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 37. Southwest wind around 5 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 57. Southwest wind 5 to 10 mph becoming northwest 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 57 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 34. Northwest wind around 5 mph becoming calm after midnight.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62. West wind 5 to 10 mph.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 35.

    Low: 35 °F

    Clear

  • Veterans Day

    Veterans Day: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain likely, mainly after 1pm. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.

    High: 53 °F

    Chance Rain
    then Rain
    Likely

Detailed Forecast

This Afternoon
Sunny early, then becoming partly sunny, with a high near 61. West wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 37. Southwest wind around 5 mph.
Monday
Mostly sunny, with a high near 57. Southwest wind 5 to 10 mph becoming northwest 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night
Mostly cloudy, with a low around 34. Northwest wind around 5 mph becoming calm after midnight.
Tuesday
Mostly sunny, with a high near 62. West wind 5 to 10 mph.
Tuesday Night
Clear, with a low around 35.
Veterans Day
Sunny, with a high near 62.
Wednesday Night
Mostly cloudy, with a low around 35.
Thursday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.
Thursday Night
Rain. Low around 32. Chance of precipitation is 80%.
Friday
Rain likely. Mostly cloudy, with a high near 43. Chance of precipitation is 70%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.
Saturday
Partly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greendell NJ
 40.96°N 74.81°W (Elev. 597 ft)
Last Update:
1:37 pm EST Nov 8, 2026
Forecast Valid:
1pm EST Nov 8, 2026-6pm EST Nov 14, 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