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

40°F

4°C

Humidity 70%
Wind Speed Calm
Barometer 29.69 in (1006.1 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 14 Jan 9:53 am EST
Extended Forecast for

Lake Hiawatha NJ

  • Today

    Today: A chance of rain, mainly between noon and 3pm. Cloudy, with a high near 49. Southwest wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Chance Rain

  • Tonight

    Tonight: Rain likely before 4am, then a chance of rain and snow. Cloudy, with a low around 30. Calm wind becoming west around 5 mph after midnight. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 30 °F

    Chance Rain
    then
    Rain/Snow
    Likely

  • Thursday

    Thursday: A chance of snow showers before 1pm. Mostly cloudy, with a high near 37. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 18. West wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 18 °F

    Decreasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 32. West wind around 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 32 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow before 1pm, then a chance of rain and snow. Partly sunny, with a high near 40. Chance of precipitation is 40%.

    High: 40 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

Detailed Forecast

Today
A chance of rain, mainly between noon and 3pm. Cloudy, with a high near 49. Southwest wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain likely before 4am, then a chance of rain and snow. Cloudy, with a low around 30. Calm wind becoming west around 5 mph after midnight. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday
A chance of snow showers before 1pm. Mostly cloudy, with a high near 37. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 18. West wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 32. West wind around 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 26.
Saturday
A chance of snow before 1pm, then a chance of rain and snow. Partly sunny, with a high near 40. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
Partly sunny, with a high near 32.
Sunday Night
Partly cloudy, with a low around 18.
M.L.King Day
Mostly sunny, with a high near 31.
Monday Night
Mostly cloudy, with a low around 17.
Tuesday
Mostly sunny, with a high near 27.
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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:
4:12 am EST Jan 14, 2026
Forecast Valid:
10am EST Jan 14, 2026-6pm EST Jan 20, 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