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.

A Few Clouds

27°F

-3°C

Humidity 59%
Wind Speed N 7 mph
Barometer 30.21 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 8 Dec 6:46 am EST
Extended Forecast for

Mountain Lakes NJ

  • Today

    Today: Partly sunny, with a high near 28. North wind 5 to 15 mph.

    High: 28 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 10. North wind around 5 mph becoming calm  in the evening.

    Low: 10 °F

    Gradual
    Clearing

  • Tuesday

    Tuesday: Increasing clouds, with a high near 32. Calm wind becoming south around 5 mph in the afternoon.

    High: 32 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 26. Southwest wind around 5 mph.

    Low: 26 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, possibly mixed with snow before 1pm, then rain.  High near 42. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am.  Mostly cloudy, with a low around 31. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 31 °F

    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 28. North wind 5 to 15 mph.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 10. North wind around 5 mph becoming calm in the evening.
Tuesday
Increasing clouds, with a high near 32. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 26. Southwest wind around 5 mph.
Wednesday
Rain likely, possibly mixed with snow before 1pm, then rain. High near 42. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Mostly sunny, with a high near 37.
Thursday Night
Mostly cloudy, with a low around 23.
Friday
Partly sunny, with a high near 36.
Friday Night
A chance of snow. Mostly cloudy, with a low around 21. Chance of precipitation is 50%.
Saturday
A chance of snow. Partly sunny, with a high near 31. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 19.
Sunday
Partly sunny, with a high near 30.
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ABOUT THIS FORECAST

 
Point Forecast:
Mountain Lakes NJ
 40.88°N 74.45°W (Elev. 404 ft)
4:10 am EST Dec 8, 2025
6am EST Dec 8, 2025-6pm EST Dec 14, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database