Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Light Rain

68°F

20°C

Humidity 93%
Wind Speed E 3 mph
Barometer 30.05 in (1016.4 mb)
Dewpoint 66°F (19°C)
Visibility 8.00 mi
Last update 21 May 5:53 am EDT
Extended Forecast for

4 Miles NW Shuckstack NC

  • Today

    Today: Showers and thunderstorms before noon, then showers and possibly a thunderstorm, mainly after noon.  High near 63. Southeast wind around 5 mph becoming calm  in the morning.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 63 °F

    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a chance of showers after 4am.  Mostly cloudy, with a low around 59. Southeast wind 5 to 10 mph.  Chance of precipitation is 40%.

    Low: 59 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely, then showers and possibly a thunderstorm after 11am.  High near 65. Southeast wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm.  Low around 60. Southeast wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%.

    Low: 60 °F

    Showers

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 11am.  High near 65. South wind 5 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%.

    High: 65 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 60. Southeast wind 5 to 10 mph.  Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am.  High near 68. Southeast wind around 5 mph becoming southwest in the afternoon.  Chance of precipitation is 90%.

    High: 68 °F

    Showers
    Likely then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 2am, then showers likely.  Low around 62. Chance of precipitation is 80%.

    Low: 62 °F

    Showers

  • Memorial Day

    Memorial Day: Showers likely, then showers and possibly a thunderstorm after 8am.  High near 71. Chance of precipitation is 90%.

    High: 71 °F

    Showers

Detailed Forecast

Today
Showers and thunderstorms before noon, then showers and possibly a thunderstorm, mainly after noon. High near 63. Southeast wind around 5 mph becoming calm in the morning. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A chance of showers and thunderstorms before 2am, then a chance of showers after 4am. Mostly cloudy, with a low around 59. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.
Friday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 65. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm. Low around 60. Southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Saturday
Showers, with thunderstorms also possible after 11am. High near 65. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.
Sunday
A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 68. Southeast wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 90%.
Sunday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 62. Chance of precipitation is 80%.
Memorial Day
Showers likely, then showers and possibly a thunderstorm after 8am. High near 71. Chance of precipitation is 90%.
Monday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 62. Chance of precipitation is 80%.
Tuesday
Showers and possibly a thunderstorm. High near 71. Chance of precipitation is 90%.
Tuesday Night
Showers and thunderstorms. Low around 62. Chance of precipitation is 80%.
Wednesday
Showers and possibly a thunderstorm. High near 72. Chance of precipitation is 80%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Shuckstack NC
 35.53°N 83.87°W (Elev. 4177 ft)
2:26 am EDT May 21, 2026
6am EDT May 21, 2026-6pm EDT May 27, 2026
 
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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