Western Heat Wave Continues; Severe Weather in the Midwest; Tropical Disturbance in the Gulf of Mexico

The persistent and extreme heat wave being felt across the western U.S. is set to continue and even expand into the Central U.S. Severe weather and flash flooding are possible over the Midwest. A tropical depression will likely form over the western Gulf of Mexico in the next two days. Heavy rain could begin to impact portions of the northern Gulf Coast Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Fair

66°F

19°C

Humidity 78%
Wind Speed Calm
Barometer 30.04 in (1016.1 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 17 Jun 12:53 am EDT
Extended Forecast for

Cosby TN

  • Overnight

    Overnight: Mostly clear, with a low around 56. Calm wind.

    Mostly Clear

    Low: 56 °F

  • Thursday

    Thursday: Sunny, with a high near 83. Calm wind becoming north around 5 mph.

    Sunny

    High: 83 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 59. Calm wind.

    Mostly Clear

    Low: 59 °F

  • Friday

    Friday: Sunny and hot, with a high near 92. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    Hot

    High: 92 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 66. Calm wind.

    Mostly Clear

    Low: 66 °F

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 91. Calm wind becoming west around 5 mph in the afternoon.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 91 °F

  • Saturday
    Night

    Saturday Night: A slight chance of showers and thunderstorms.  Mostly cloudy, with a low around 67. Southwest wind around 5 mph.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    Low: 67 °F

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 8am.  Partly sunny, with a high near 87. Chance of precipitation is 40%.

    Chance
    T-storms

    High: 87 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 67. Chance of precipitation is 40%.

    Chance
    T-storms

    Low: 67 °F

Detailed Forecast

Overnight
Mostly clear, with a low around 56. Calm wind.
Thursday
Sunny, with a high near 83. Calm wind becoming north around 5 mph.
Thursday Night
Mostly clear, with a low around 59. Calm wind.
Friday
Sunny and hot, with a high near 92. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Friday Night
Mostly clear, with a low around 66. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 91. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Southwest wind around 5 mph. Chance of precipitation is 20%.
Sunday
A chance of showers, with thunderstorms also possible after 8am. Partly sunny, with a high near 87. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Monday
Showers likely, with thunderstorms also possible after 8am. Mostly cloudy, with a high near 87. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 61.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Click Map For Forecast
Point Forecast:
Cosby TN
 35.82°N 83.26°W (Elev. 1388 ft)
6:41 pm EDT Jun 16, 2021
12am EDT Jun 17, 2021-6pm EDT Jun 22, 2021
 
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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