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Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

Andover, Aeroflex-Andover Airport (K12N)

Lat: 41.01°NLon: 74.74°WElev: 584ft.

50°F

10°C

Humidity 74%
Wind Speed Vrbl 3 mph
Barometer 30.14 in (1020.8 mb)
Dewpoint 42°F (6°C)
Visibility NA
Last update 13 Apr 5:54 am EDT
Extended Forecast for

Greendell NJ

  • Today

    Today: A slight chance of showers between 1pm and 2pm. Partly sunny, with a high near 75. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 20%.

    High: 75 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 54. Southwest wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. Light southwest wind increasing to 5 to 10 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 60. Southwest wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers after 2pm. Partly sunny, with a high near 85. Light southwest wind increasing to 5 to 10 mph in the afternoon. Chance of precipitation is 30%.

    High: 85 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.

    Low: 61 °F

    Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers between 1pm and 2pm. Partly sunny, with a high near 75. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 54. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 81. Light southwest wind increasing to 5 to 10 mph in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 60. Southwest wind around 5 mph becoming calm. Chance of precipitation is 20%.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 85. Light southwest wind increasing to 5 to 10 mph in the afternoon. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Thursday
Partly sunny, with a high near 84.
Thursday Night
Mostly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 54.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.
Sunday
A chance of showers. Partly sunny, with a high near 71. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greendell NJ
 40.98°N 74.81°W (Elev. 643 ft)
Last Update:
4:11 am EDT Apr 13, 2026
Forecast Valid:
6am EDT Apr 13, 2026-6pm EDT Apr 19, 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