Heat Continues in the Northeast; Fire Weather Threat Persists in the West

Above normal temperatures are expected to continue into midweek for portions of the Northeast, including the I-95 corridor from New York to southern Maine. Critical fire weather conditions are expected in the interior Pacific Northwest, with additional Red Flag Warnings in effect for the Great Basin and Rockies. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Mostly Cloudy

75°F

24°C

Humidity 88%
Wind Speed S 6 mph
Barometer 30.05 in (1016.5 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 11 Aug 12:53 am EDT
Extended Forecast for

Knoxville, McGhee Tyson Airport TN

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly after 4am.  Mostly cloudy, with a low around 71. Calm wind.

    Chance
    T-storms

    Low: 71 °F

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly before 9am.  Patchy fog between 7am and 10am.  Otherwise, mostly sunny and hot, with a high near 91. Heat index values as high as 98. Calm wind becoming west around 5 mph in the afternoon.

    Chance
    T-storms and
    Patchy Fog

    High: 91 °F

  • Tuesday
    Night

    Tuesday Night: A chance of showers and thunderstorms before 3am, then a slight chance of showers.  Partly cloudy, with a low around 71. Northwest wind around 5 mph becoming calm.  Chance of precipitation is 40%.

    Chance
    T-storms

    Low: 71 °F

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 9am.  Mostly sunny and hot, with a high near 91. Heat index values as high as 98. Calm wind.  Chance of precipitation is 50%.

    Slight Chance
    T-storms then
    Chance
    T-storms

    High: 91 °F

  • Wednesday
    Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms, mainly before 3am.  Partly cloudy, with a low around 71. Calm wind.

    Chance
    T-storms

    Low: 71 °F

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 9am.  Mostly sunny and hot, with a high near 91.

    Chance
    Showers then
    Chance
    T-storms

    High: 91 °F

  • Thursday
    Night

    Thursday Night: Showers and thunderstorms likely, mainly before 9pm.  Mostly cloudy, with a low around 72. Chance of precipitation is 60%.

    T-storms
    Likely then
    Chance
    T-storms

    Low: 72 °F

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 3pm.  Partly sunny, with a high near 89. Chance of precipitation is 60%.

    Chance
    Showers then
    T-storms
    Likely

    High: 89 °F

  • Friday
    Night

    Friday Night: Showers and thunderstorms likely, mainly before 9pm.  Mostly cloudy, with a low around 71. Chance of precipitation is 60%.

    T-storms
    Likely

    Low: 71 °F

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 71. Calm wind.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly before 9am. Patchy fog between 7am and 10am. Otherwise, mostly sunny and hot, with a high near 91. Heat index values as high as 98. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
A chance of showers and thunderstorms before 3am, then a slight chance of showers. Partly cloudy, with a low around 71. Northwest wind around 5 mph becoming calm. Chance of precipitation is 40%.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 9am. Mostly sunny and hot, with a high near 91. Heat index values as high as 98. Calm wind. Chance of precipitation is 50%.
Wednesday Night
A 50 percent chance of showers and thunderstorms, mainly before 3am. Partly cloudy, with a low around 71. Calm wind.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 9am. Mostly sunny and hot, with a high near 91.
Thursday Night
Showers and thunderstorms likely, mainly before 9pm. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely, mainly after 3pm. Partly sunny, with a high near 89. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely, mainly before 9pm. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely, mainly after 3pm. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Click Map For Forecast
Point Forecast:
Knoxville, McGhee Tyson Airport TN
 35.83°N 83.98°W (Elev. 961 ft)
9:37 pm EDT Aug 10, 2020
1am EDT Aug 11, 2020-6pm EDT Aug 17, 2020
 
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Additional Resources

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