National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Rain Coming to Drought-Stricken Southern U.S.

A storm tracking across the Southern U.S. will bring heavy to excessive rainfall over portions of west-central Texas into tonight then from central Texas through the central Gulf Coast on Friday. The Southeast U.S. will see heavier rain Saturday. While much of this rainfall will be beneficial to the drought, excessive rainfall may bring areas of flash and urban flooding. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Mostly Cloudy

64°F

18°C

Humidity 48%
Wind Speed N 7 mph
Barometer 29.95 in (1013.6 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 30 Apr 12:53 pm EDT
Extended Forecast for

Knoxville, McGhee Tyson Airport TN

  • This Afternoon

    This Afternoon: Sunny, with a high near 68. North wind around 10 mph.

    High: 68 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 48. North wind around 5 mph becoming calm after midnight.

    Low: 48 °F

    Increasing
    Clouds

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 71. Calm wind becoming west around 5 mph in the afternoon.

    High: 71 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: A 40 percent chance of showers, mainly after 2am. Cloudy, with a low around 48. North wind around 5 mph.

    Low: 48 °F

    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 2pm. Mostly cloudy, with a high near 63. Northeast wind 5 to 10 mph.

    High: 63 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 10 percent chance of showers before 8pm. Mostly clear, with a low around 39. North wind 5 to 10 mph becoming light after midnight.

    Low: 39 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 67. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 43.

    Low: 43 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 76. Breezy.

    High: 76 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 68. North wind around 10 mph.
Tonight
Increasing clouds, with a low around 48. North wind around 5 mph becoming calm after midnight.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 71. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
A 40 percent chance of showers, mainly after 2am. Cloudy, with a low around 48. North wind around 5 mph.
Saturday
A 30 percent chance of showers, mainly before 2pm. Mostly cloudy, with a high near 63. Northeast wind 5 to 10 mph.
Saturday Night
A 10 percent chance of showers before 8pm. Mostly clear, with a low around 39. North wind 5 to 10 mph becoming light after midnight.
Sunday
Sunny, with a high near 67. Calm wind becoming northwest around 5 mph in the afternoon.
Sunday Night
Clear, with a low around 43.
Monday
Sunny, with a high near 76. Breezy.
Monday Night
Mostly clear, with a low around 53.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 79. Breezy.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 58.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Knoxville, McGhee Tyson Airport TN
 35.8°N 83.98°W (Elev. 955 ft)
Last Update:
7:06 am EDT Apr 30, 2026
Forecast Valid:
1pm EDT Apr 30, 2026-6pm EDT May 6, 2026
 
Forecast Discussion
 
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Additional Resources

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