Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Caldwell, Essex County Airport (KCDW)

Lat: 40.88°NLon: 74.28°WElev: 171ft.

Overcast

45°F

7°C

Humidity 58%
Wind Speed N 3 mph
Barometer 29.98 in (1015.7 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 22 Mar 1:53 am EDT
Extended Forecast for

2 Miles NNW Boonton NJ

  • Overnight

    Overnight: Mostly cloudy, with a low around 41. Southeast wind around 5 mph.

    Low: 41 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of showers before 10am, then a slight chance of showers and thunderstorms after 4pm.  Mostly cloudy, with a high near 67. South wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 20%.

    High: 67 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers after 8pm.  Low around 39. Northwest wind around 5 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Showers

  • Monday

    Monday: A chance of showers before 2pm.  Cloudy through mid morning, then gradual clearing, with a high near 48. North wind 10 to 15 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 28. Northwest wind 5 to 10 mph.

    Low: 28 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

  • Wednesday Night

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

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 41. Southeast wind around 5 mph.
Sunday
A slight chance of showers before 10am, then a slight chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 67. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Sunday Night
A chance of showers and thunderstorms, then showers after 8pm. Low around 39. Northwest wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A chance of showers before 2pm. Cloudy through mid morning, then gradual clearing, with a high near 48. North wind 10 to 15 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly clear, with a low around 28. Northwest wind 5 to 10 mph.
Tuesday
Sunny, with a high near 48.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Mostly cloudy, with a high near 54.
Wednesday Night
Mostly cloudy, with a low around 35.
Thursday
A chance of rain after 8am. Mostly cloudy, with a high near 55. Chance of precipitation is 30%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 40. Chance of precipitation is 70%.
Friday
Mostly sunny, with a high near 49.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Boonton NJ
 40.92°N 74.41°W (Elev. 623 ft)
4:09 pm EDT Mar 21, 2026
2am EDT Mar 22, 2026-6pm EDT Mar 28, 2026
 
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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