Dangerous heat and humidity from the central U.S. to East Coast this weekend

Hot and very humid conditions will push the heat index to well over 100 degrees across a large portion of the central and eastern U.S. Excessive Heat Warnings and Heat Advisories are in effect for much of the Plains, Miss. Valley, Midwest, Ohio Valley, Mid-Atlantic and southern states. Be very cautious if you must do outdoor activities in these areas during the afternoon and evening this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Fair

75°F

24°C

Humidity 88%
Wind Speed SW 3 mph
Barometer 30.05 in (1016.2 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 23 Jul 10:53 pm EDT
Extended Forecast for

4 Miles SW Gatlinburg TN

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 5am.  Partly cloudy, with a low around 70. Calm wind.

    Slight Chance
    T-storms

    Low: 70 °F

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 2pm.  Mostly sunny and hot, with a high near 91. Calm wind becoming west around 5 mph.

    Chance
    T-storms

    High: 91 °F

  • Sunday
    Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 2am.  Partly cloudy, with a low around 70. South wind around 5 mph.

    Chance
    T-storms

    Low: 70 °F

  • Monday

    Monday: A slight chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 89. Light and variable wind becoming north 5 to 10 mph in the afternoon.  Chance of precipitation is 50%.

    Slight Chance
    T-storms then
    Chance
    T-storms

    High: 89 °F

  • Monday
    Night

    Monday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 68. Calm wind becoming southwest around 5 mph after midnight.

    Chance
    T-storms

    Low: 68 °F

  • Tuesday

    Tuesday: Showers and thunderstorms likely.  Partly sunny, with a high near 87. Chance of precipitation is 60%.

    T-storms
    Likely

    High: 87 °F

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 69.

    Chance
    T-storms

    Low: 69 °F

  • Wednesday

    Wednesday: Showers and thunderstorms likely.  Mostly cloudy, with a high near 86. Chance of precipitation is 60%.

    T-storms
    Likely

    High: 86 °F

  • Wednesday
    Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 69.

    Chance
    T-storms

    Low: 69 °F

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 5am. Partly cloudy, with a low around 70. Calm wind.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 91. Calm wind becoming west around 5 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 70. South wind around 5 mph.
Monday
A slight chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Light and variable wind becoming north 5 to 10 mph in the afternoon. Chance of precipitation is 50%.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Calm wind becoming southwest around 5 mph after midnight.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Wednesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 86. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Thursday
Showers and thunderstorms likely. Mostly cloudy, with a high near 86. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Friday
Showers and thunderstorms likely. Mostly cloudy, with a high near 86. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Click Map For Forecast
Point Forecast:
4 Miles SW Gatlinburg TN
 35.68°N 83.53°W (Elev. 1690 ft)
9:25 pm EDT Jul 23, 2016
11pm EDT Jul 23, 2016-6pm EDT Jul 30, 2016
 
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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