Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Thunderstorm in Vicinity

66°F

19°C

Humidity 100%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 66°F (19°C)
Visibility 7.00 mi
Last update 27 Aug 7:45 am EDT
Extended Forecast for

Lake Telemark NJ

Flood Watch August 27, 12:00pm until August 28, 04:00am
Click here for hazard details and duration
Flood Watch
  • Today

    Today: Showers and thunderstorms, mainly before 5pm, then showers likely and possibly a thunderstorm after 5pm.  High near 80. Calm wind becoming south around 5 mph in the morning.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 80 °F

    Showers
    Likely then
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am.  Patchy fog after midnight.  Otherwise, mostly cloudy, with a low around 65. Calm wind.  Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 65 °F

    Chance
    T-storms then
    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A slight chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 81. Calm wind.  Chance of precipitation is 20%.

    High: 81 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Cloudy, then gradually becoming partly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 81. Calm wind.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers after 2pm.  Partly sunny, with a high near 83. Chance of precipitation is 30%.

    High: 83 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Showers and thunderstorms, mainly before 5pm, then showers likely and possibly a thunderstorm after 5pm. High near 80. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A chance of showers and thunderstorms before 2am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
A slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 81. Calm wind. Chance of precipitation is 20%.
Friday Night
Cloudy, then gradually becoming partly cloudy, with a low around 62. Calm wind.
Saturday
Sunny, with a high near 81. Calm wind.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 67.
Monday
A chance of showers after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Monday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 82. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
Wednesday
A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Lake Telemark NJ
 40.97°N 74.49°W (Elev. 810 ft)
4:09 am EDT Aug 27, 2026
7am EDT Aug 27, 2026-6pm EDT Sep 2, 2026
 
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Additional Resources

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