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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Fair

48°F

9°C

Humidity 100%
Wind Speed Calm
Barometer 30.28 in
Dewpoint 48°F (9°C)
Visibility 7.00 mi
Last update 4 Oct 3:35 am EDT
Extended Forecast for

Morristown NJ

  • Overnight

    Overnight: Partly cloudy, with a low around 53. Northeast wind around 5 mph.

    Low: 53 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 64. East wind 5 to 10 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers, mainly before 7pm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 56. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Chance
    Showers and
    Patchy Fog

  • Monday

    Monday: Patchy fog before 7am. Otherwise, sunny, with a high near 69. Northwest wind 5 to 15 mph.

    High: 69 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Clear, with a low around 44. Northwest wind around 5 mph.

    Low: 44 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 43.

    Low: 43 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 53. Northeast wind around 5 mph.
Sunday
A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 64. East wind 5 to 10 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of showers, mainly before 7pm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 56. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Patchy fog before 7am. Otherwise, sunny, with a high near 69. Northwest wind 5 to 15 mph.
Monday Night
Clear, with a low around 44. Northwest wind around 5 mph.
Tuesday
Sunny, with a high near 64.
Tuesday Night
Clear, with a low around 43.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 71.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Morristown NJ
 40.79°N 74.47°W (Elev. 351 ft)
Last Update:
8:34 pm EDT Oct 3, 2026
Forecast Valid:
3am EDT Oct 4, 2026-6pm EDT Oct 10, 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