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

Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Fair

41°F

5°C

Humidity 87%
Wind Speed Calm
Barometer 30.26 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 13 Apr 1:55 am EDT
Extended Forecast for

Chatham NJ

  • Overnight

    Overnight: Mostly cloudy, with a low around 47. South wind around 5 mph.

    Low: 47 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 78. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 78 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59. West wind 5 to 10 mph.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 63. Southwest wind around 5 mph. Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 87.

    High: 87 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 63.

    Low: 63 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 47. South wind around 5 mph.
Monday
Mostly cloudy, with a high near 78. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 59. West wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 84. Light southwest wind increasing to 5 to 10 mph in the morning.
Tuesday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 63. Southwest wind around 5 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Mostly cloudy, with a low around 64.
Thursday
Partly sunny, with a high near 87.
Thursday Night
Mostly cloudy, with a low around 63.
Friday
Mostly sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 58.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
Mostly cloudy, with a low around 57.
Sunday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chatham NJ
 40.74°N 74.42°W (Elev. 299 ft)
Last Update:
4:11 pm EDT Apr 12, 2026
Forecast Valid:
2am EDT Apr 13, 2026-6pm EDT Apr 19, 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