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

Caldwell, Essex County Airport (KCDW)

Lat: 40.88°NLon: 74.28°WElev: 171ft.

Overcast

57°F

14°C

Humidity 42%
Wind Speed NW 17 G 30 mph
Barometer 29.88 in (1012.4 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 9 Nov 3:53 pm EST
Extended Forecast for

Lake Hiawatha NJ

  • Tonight

    Tonight: Increasing clouds, with a low around 38. Northwest wind around 5 mph becoming southwest after midnight.

    Low: 38 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Cloudy through mid morning, then gradual clearing, with a high near 61. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 25 mph.

    High: 61 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 39. West wind around 5 mph becoming calm.

    Low: 39 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 62. Calm wind becoming west around 5 mph.

    High: 62 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain likely, mainly after 1pm. Mostly cloudy, with a high near 59. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Chance Rain
    then Rain
    Likely

  • Thursday Night

    Thursday Night: Rain. Low around 36. Chance of precipitation is 90%.

    Low: 36 °F

    Rain

  • Friday

    Friday: Rain likely, mainly before 1pm. Mostly cloudy, with a high near 44. Chance of precipitation is 60%.

    High: 44 °F

    Rain Likely

  • Friday Night

    Friday Night: A chance of rain before 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.

    Low: 30 °F

    Chance Rain

Detailed Forecast

Tonight
Increasing clouds, with a low around 38. Northwest wind around 5 mph becoming southwest after midnight.
Tuesday
Cloudy through mid morning, then gradual clearing, with a high near 61. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 39. West wind around 5 mph becoming calm.
Veterans Day
Mostly sunny, with a high near 62. Calm wind becoming west around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 39. Calm wind.
Thursday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 59. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain. Low around 36. Chance of precipitation is 90%.
Friday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 44. Chance of precipitation is 60%.
Friday Night
A chance of rain before 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 47.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Hiawatha NJ
 40.87°N 74.39°W (Elev. 279 ft)
Last Update:
4:07 pm EST Nov 9, 2026
Forecast Valid:
4pm EST Nov 9, 2026-6pm EST Nov 16, 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