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

Hazardous Weather Conditions

Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Mostly Cloudy

28°F

-2°C

Humidity 55%
Wind Speed SW 6 mph
Barometer 30.06 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 16 Jan 8:50 pm EST
Extended Forecast for

Chatham NJ

Winter Weather Advisory January 17, 01:00am until January 17, 04:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: A chance of snow after 3am. Increasing clouds, with a low around 26. South wind around 5 mph. Chance of precipitation is 40%. Total nighttime snow accumulation of less than one inch possible.

    Low: 26 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: Snow, mainly before 2pm. High near 38. Southwest wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 38 °F

    Snow

  • Saturday Night

    Saturday Night: A slight chance of snow after 1am. Mostly cloudy, with a low around 28. Calm wind. Chance of precipitation is 20%.

    Low: 28 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: Snow likely, mainly between 10am and 1pm. Cloudy, with a high near 35. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 35 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 19. West wind around 5 mph.

    Low: 19 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 10.

    Low: 10 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 20.

    High: 20 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 9.

    Low: 9 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of snow after 3am. Increasing clouds, with a low around 26. South wind around 5 mph. Chance of precipitation is 40%. Total nighttime snow accumulation of less than one inch possible.
Saturday
Snow, mainly before 2pm. High near 38. Southwest wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
A slight chance of snow after 1am. Mostly cloudy, with a low around 28. Calm wind. Chance of precipitation is 20%.
Sunday
Snow likely, mainly between 10am and 1pm. Cloudy, with a high near 35. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Sunday Night
Partly cloudy, with a low around 19. West wind around 5 mph.
M.L.King Day
Mostly sunny, with a high near 32.
Monday Night
Mostly clear, with a low around 10.
Tuesday
Sunny, with a high near 20.
Tuesday Night
Mostly clear, with a low around 9.
Wednesday
Partly sunny, with a high near 31.
Wednesday Night
Mostly cloudy, with a low around 22.
Thursday
Mostly cloudy, with a high near 37.
Thursday Night
Mostly cloudy, with a low around 19.
Friday
A chance of snow. Partly sunny, with a high near 31. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chatham NJ
 40.74°N 74.39°W (Elev. 256 ft)
Last Update:
8:36 pm EST Jan 16, 2026
Forecast Valid:
9pm EST Jan 16, 2026-6pm EST Jan 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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