Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Overcast

39°F

4°C

Humidity 56%
Wind Speed W 6 mph
Barometer 30.04 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 7 Dec 3:50 pm EST
Extended Forecast for

Parsippany NJ

  • Tonight

    Tonight: Partly cloudy, with a low around 22. Light and variable wind becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 20 mph.

    Low: 22 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 29. North wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 29 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 11. Calm wind.

    Low: 11 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 33. Calm wind becoming south around 5 mph in the afternoon.

    High: 33 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A slight chance of snow after 1am.  Mostly cloudy, with a low around 26. Southwest wind around 5 mph.  Chance of precipitation is 20%.

    Low: 26 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Rain likely, possibly mixed with snow, becoming all rain after 1pm.  Mostly cloudy, with a high near 44. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am.  Mostly cloudy, with a low around 32. Chance of precipitation is 30%.

    Low: 32 °F

    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of snow after 1am.  Mostly cloudy, with a low around 26. Chance of precipitation is 30%.

    Low: 26 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 22. Light and variable wind becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 20 mph.
Monday
Mostly sunny, with a high near 29. North wind 5 to 10 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 11. Calm wind.
Tuesday
Increasing clouds, with a high near 33. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
A slight chance of snow after 1am. Mostly cloudy, with a low around 26. Southwest wind around 5 mph. Chance of precipitation is 20%.
Wednesday
Rain likely, possibly mixed with snow, becoming all rain after 1pm. Mostly cloudy, with a high near 44. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 41.
Thursday Night
A chance of snow after 1am. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Friday
A chance of snow. Partly sunny, with a high near 36. Chance of precipitation is 30%.
Friday Night
A chance of snow. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 33.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Mostly sunny, with a high near 31.
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ABOUT THIS FORECAST

 
Point Forecast:
Parsippany NJ
 40.87°N 74.42°W (Elev. 302 ft)
4:10 pm EST Dec 7, 2025
4pm EST Dec 7, 2025-6pm EST Dec 14, 2025
 
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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