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

Watauga County Hospital Heliport (KTNB)

Lat: 36.2°NLon: 81.65°WElev: 3146ft.

60°F

16°C

Humidity 97%
Wind Speed NA
Barometer 30.17 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 21 May 3:15 am EDT
Extended Forecast for

4 Miles SW Butler TN

  • Overnight

    Overnight: Mostly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11am.  High near 72. Calm wind.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 72 °F

    Showers
    Likely then
    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 11pm, then a chance of showers.  Mostly cloudy, with a low around 60. Southeast wind 5 to 10 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 69. Southeast wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%.

    High: 69 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm.  Low around 60. Southeast wind 10 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%.

    Low: 60 °F

    Showers

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 11am.  High near 71. South wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%.

    High: 71 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am.  Mostly cloudy, with a low around 61. South wind around 5 mph.  Chance of precipitation is 40%.

    Low: 61 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of thunderstorms before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm.  High near 75. Chance of precipitation is 90%.

    High: 75 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 2am, then a slight chance of showers.  Low around 61. Chance of precipitation is 80%.

    Low: 61 °F

    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 61. Calm wind.
Thursday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11am. High near 72. Calm wind. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Showers likely and possibly a thunderstorm before 11pm, then a chance of showers. Mostly cloudy, with a low around 60. Southeast wind 5 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 69. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Friday Night
Showers and possibly a thunderstorm. Low around 60. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Saturday
Showers, with thunderstorms also possible after 11am. High near 71. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Saturday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 61. South wind around 5 mph. Chance of precipitation is 40%.
Sunday
A slight chance of thunderstorms before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 75. Chance of precipitation is 90%.
Sunday Night
Showers and possibly a thunderstorm before 2am, then a slight chance of showers. Low around 61. Chance of precipitation is 80%.
Memorial Day
A slight chance of showers, then showers and possibly a thunderstorm after 8am. High near 75. Chance of precipitation is 100%.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Tuesday
Showers and possibly a thunderstorm. High near 75. Chance of precipitation is 100%.
Tuesday Night
Showers and thunderstorms. Low around 61. Chance of precipitation is 80%.
Wednesday
Showers and possibly a thunderstorm. High near 75. Chance of precipitation is 90%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Butler TN
 36.27°N 82.04°W (Elev. 3497 ft)
2:26 am EDT May 21, 2026
3am EDT May 21, 2026-6pm EDT May 27, 2026
 
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Additional Resources

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