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

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

Millville Executive Airport (KMIV)

Lat: 39.37°NLon: 75.08°WElev: 56ft.

Fair

63°F

17°C

Humidity 38%
Wind Speed NA
Barometer 29.87 in (1011.3 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 21 Mar 4:54 pm EDT
Extended Forecast for

Greenwich NJ

  • Tonight

    Tonight: Mostly cloudy, with a low around 44. Northeast wind around 5 mph becoming southeast in the evening.

    Low: 44 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 71. South wind 5 to 10 mph.

    High: 71 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 48. South wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday

    Monday: Showers likely, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 55. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Showers
    Likely and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 33. North wind around 10 mph, with gusts as high as 20 mph.

    Low: 33 °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 35.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 44. Northeast wind around 5 mph becoming southeast in the evening.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 71. South wind 5 to 10 mph.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 48. South wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers likely, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 55. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Mostly clear, with a low around 33. North wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 48.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Partly sunny, with a high near 56.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
Partly sunny, with a high near 60.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 45. Chance of precipitation is 50%.
Friday
Partly sunny, with a high near 56.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Saturday
A chance of snow. Mostly sunny, with a high near 50. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Greenwich NJ
 39.38°N 75.35°W (Elev. 3 ft)
Last Update:
4:09 pm EDT Mar 21, 2026
Forecast Valid:
4pm EDT Mar 21, 2026-6pm EDT Mar 28, 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