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

Widespread Showers in the Eastern US; Severe Thunderstorms in the Plains; Heatwave in the Desert Southwest

Widespread showers and thunderstorms across much of the central and eastern U.S. will produce areas of excessive rainfall, especially in the southern Mid-Atlantic states. Scattered severe thunderstorms are expected from Montana into portions of the central/southern Plains this weekend. A heatwave will build in the Desert Southwest, in parts of Arizona, southeastern California, and southern Nevada. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Partly Cloudy

85°F

29°C

Humidity 59%
Wind Speed SW 17 G 25 mph
Barometer 30.02 in (1015.2 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 15 Jun 3:53 pm EDT
Extended Forecast for

2 Miles ENE Shuckstack NC

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, mainly before 5pm. Partly sunny, with a high near 77. West wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely before 1am, then a slight chance of showers after 4am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 64. Light west southwest wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    T-storms
    Likely then
    Slight Chance
    T-storms and
    Patchy Fog

  • Monday

    Monday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. Patchy fog before 9am. High near 78. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Chance
    T-storms and
    Patchy Fog
    then T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms likely, mainly before midnight. Mostly cloudy, with a low around 65. Light south wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 77. Southwest wind 3 to 7 mph. Winds could gust as high as 18 mph. Chance of precipitation is 80%.

    High: 77 °F

    Chance
    T-storms then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, mainly before 7pm. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.

    Low: 65 °F

    T-storms
    Likely then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers and thunderstorms likely after 11am. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.

    High: 80 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    T-storms
    Likely then
    Chance
    T-storms

  • Juneteenth

    Juneteenth: A chance of showers, then showers and thunderstorms likely after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 60%.

    High: 79 °F

    Chance
    Showers then
    T-storms
    Likely

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly before 5pm. Partly sunny, with a high near 77. West wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 1am, then a slight chance of showers after 4am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 64. Light west southwest wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. Patchy fog before 9am. High near 78. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms likely, mainly before midnight. Mostly cloudy, with a low around 65. Light south wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 77. Southwest wind 3 to 7 mph. Winds could gust as high as 18 mph. Chance of precipitation is 80%.
Tuesday Night
Showers and thunderstorms likely, mainly before 7pm. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Wednesday
A chance of showers, then showers and thunderstorms likely after 11am. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Juneteenth
A chance of showers, then showers and thunderstorms likely after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 64.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Shuckstack NC
 35.5°N 83.79°W (Elev. 2349 ft)
Last Update:
2:50 pm EDT Jun 15, 2025
Forecast Valid:
4pm EDT Jun 15, 2025-6pm EDT Jun 22, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation