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 >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Mostly Cloudy

89°F

32°C

Humidity 52%
Wind Speed Calm
Barometer 30.01 in (1014.8 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 23 Jul 12:53 pm EDT
Extended Forecast for

Sweetwater TN

  • This
    Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Partly sunny and hot, with a high near 94. Heat index values as high as 99. West wind around 5 mph.

    Slight Chance
    T-storms

    High: 94 °F

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 11pm.  Partly cloudy, with a low around 72. Calm wind.

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 72 °F

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms.  Mostly sunny and hot, with a high near 94. Heat index values as high as 102. Calm wind becoming southwest around 5 mph.

    Slight Chance
    T-storms

    High: 94 °F

  • Sunday
    Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 2am.  Mostly cloudy, with a low around 73. Southeast wind around 5 mph becoming calm.

    Slight Chance
    T-storms

    Low: 73 °F

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 2pm.  Partly sunny and hot, with a high near 93. Calm wind becoming northeast around 5 mph in the afternoon.

    Mostly Sunny
    then Chance
    T-storms

    High: 93 °F

  • Monday
    Night

    Monday Night: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 72.

    Chance
    T-storms

    Low: 72 °F

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms.  Partly sunny and hot, with a high near 91.

    Chance
    T-storms

    High: 91 °F

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 72.

    Chance
    T-storms

    Low: 72 °F

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms.  Partly sunny and hot, with a high near 90.

    Chance
    T-storms

    High: 90 °F

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny and hot, with a high near 94. Heat index values as high as 99. West wind around 5 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 72. Calm wind.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 94. Heat index values as high as 102. Calm wind becoming southwest around 5 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 73. Southeast wind around 5 mph becoming calm.
Monday
A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 93. Calm wind becoming northeast around 5 mph in the afternoon.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny and hot, with a high near 91.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny and hot, with a high near 90.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny and hot, with a high near 90.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
Click Map For Forecast
Point Forecast:
Sweetwater TN
 35.61°N 84.47°W (Elev. 1001 ft)
10:22 am EDT Jul 23, 2016
1pm EDT Jul 23, 2016-6pm EDT Jul 29, 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