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

Hazardous Weather Conditions

Current conditions at

Caldwell, Essex County Airport (KCDW)

Lat: 40.88°NLon: 74.28°WElev: 171ft.

Fair

60°F

16°C

Humidity 67%
Wind Speed S 12 G 20 mph
Barometer 29.96 in (1015.1 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 18 Apr 5:53 pm EDT
Extended Forecast for

Lake Hiawatha NJ

Freeze Watch April 21, 12:00am until April 21, 09:00am
Click here for hazard details and duration
Freeze Watch

  • Tonight

    Tonight: A chance of showers, mainly after 4am. Areas of fog after midnight. Otherwise, increasing clouds, with a low around 48. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Mostly Cloudy
    then Chance
    Showers and
    Areas Fog

  • Sunday

    Sunday: Showers, mainly before 2pm. High near 53. Northwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 53 °F

    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. Northwest wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers. Mostly sunny, with a high near 51. Northwest wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 51 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Patchy frost after midnight. Otherwise, mostly clear, with a low around 30. Northwest wind around 5 mph.

    Low: 30 °F

    Mostly Clear
    then Patchy
    Frost

  • Tuesday

    Tuesday: Areas of frost before 9am. Otherwise, sunny, with a high near 54.

    High: 54 °F

    Areas Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 2am. Mostly cloudy, with a low around 39. Chance of precipitation is 30%.

    Low: 39 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 8am. Mostly cloudy, with a high near 64. Chance of precipitation is 30%.

    High: 64 °F

    Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers, mainly after 4am. Areas of fog after midnight. Otherwise, increasing clouds, with a low around 48. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers, mainly before 2pm. High near 53. Northwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Mostly clear, with a low around 37. Northwest wind around 5 mph becoming calm in the evening.
Monday
A slight chance of showers. Mostly sunny, with a high near 51. Northwest wind 5 to 10 mph. Chance of precipitation is 20%.
Monday Night
Patchy frost after midnight. Otherwise, mostly clear, with a low around 30. Northwest wind around 5 mph.
Tuesday
Areas of frost before 9am. Otherwise, sunny, with a high near 54.
Tuesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 39. Chance of precipitation is 30%.
Wednesday
A chance of showers before 8am. Mostly cloudy, with a high near 64. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 72.
Friday Night
Partly cloudy, with a low around 49.
Saturday
A chance of showers. Partly sunny, with a high near 66. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Hiawatha NJ
 40.89°N 74.39°W (Elev. 299 ft)
Last Update:
4:11 pm EDT Apr 18, 2026
Forecast Valid:
6pm EDT Apr 18, 2026-6pm EDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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