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.

Mostly Cloudy

46°F

8°C

Humidity 82%
Wind Speed Calm
Barometer 30.36 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 12 Apr 9:45 pm EDT
Extended Forecast for

Morristown Municipal NJ

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. South wind 5 to 10 mph.

    Low: 46 °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 56. West wind 5 to 10 mph becoming light after midnight.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85. Light west wind becoming southwest 5 to 10 mph in the morning.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 60. Southwest wind around 5 mph becoming calm after midnight. Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 20%.

    High: 88 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 62.

    Low: 62 °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 60.

    Low: 60 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 46. South wind 5 to 10 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 56. West wind 5 to 10 mph becoming light after midnight.
Tuesday
Mostly sunny, with a high near 85. Light west wind becoming southwest 5 to 10 mph in the morning.
Tuesday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 60. Southwest wind around 5 mph becoming calm after midnight. Chance of precipitation is 20%.
Wednesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 62.
Thursday
Partly sunny, with a high near 87.
Thursday Night
Mostly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 56.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Mostly cloudy, with a low around 55.
Sunday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Morristown Municipal NJ
 40.8°N 74.4°W (Elev. 177 ft)
Last Update:
4:11 pm EDT Apr 12, 2026
Forecast Valid:
10pm EDT Apr 12, 2026-6pm EDT Apr 19, 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