Severe Weather and Heavy Rain for the Plains and Mid-Atlantic; Building Heat in the West

Severe thunderstorms will remain possible in the Mid-Atlantic through Tuesday. Severe thunderstorms and heavy rain will also be possible in the central/southern Plains on Tuesday and Wednesday. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Hot and dry weather will create Elevated to Critical fire weather conditions in the Four Corners Region. Read More >

Hazardous Weather Conditions

Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Fog/Mist

68°F

20°C

Humidity 100%
Wind Speed Calm
Barometer 29.91 in
Dewpoint 68°F (20°C)
Visibility 2.00 mi
Last update 22 Jun 9:45 pm EDT
Extended Forecast for

Denville NJ

Flood Watch June 22, 10:27pm until June 23, 06:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch June 22, 10:27pm until June 23, 06:00am

    NOW until 6:00am Tue

    Flood Watch

  • Tonight

    Low: 65 °F

    Heavy Rain

  • Tuesday

    Tuesday: A chance of showers, mainly after 4pm.  Mostly cloudy, with a high near 73. North wind 5 to 10 mph.  Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 73 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 58. Northwest wind 5 to 10 mph.

    Low: 58 °F

    Gradual
    Clearing

  • Wednesday

    Wednesday: Sunny, with a high near 82. Northwest wind around 10 mph.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61. Northwest wind around 5 mph.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 84. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Sunny then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am.  Mostly cloudy, with a low around 62. Chance of precipitation is 70%.

    Low: 62 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers.  Partly sunny, with a high near 84. Chance of precipitation is 50%.

    High: 84 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 3am, then a chance of showers and thunderstorms after 3am. Some of the storms could produce heavy rainfall. Low around 65. Southeast wind around 5 mph becoming southwest after midnight. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers, mainly after 4pm. Mostly cloudy, with a high near 73. North wind 5 to 10 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 58. Northwest wind 5 to 10 mph.
Wednesday
Sunny, with a high near 82. Northwest wind around 10 mph.
Wednesday Night
Mostly clear, with a low around 61. Northwest wind around 5 mph.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.
Friday
A chance of showers. Partly sunny, with a high near 84. Chance of precipitation is 50%.
Friday Night
A chance of showers after 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Saturday
A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Denville NJ
 40.9°N 74.47°W (Elev. 525 ft)
10:00 pm EDT Jun 22, 2026
10pm EDT Jun 22, 2026-6pm EDT Jun 29, 2026
 
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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