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 >

Hazardous Weather Conditions

Current conditions at

Siloam Springs, Smith Field Airport (KSLG)

Lat: 36.2°NLon: 94.48°WElev: 1194ft.

Overcast

63°F

17°C

Humidity NA
Wind Speed Vrbl 6 mph
Barometer 30.09 in (1018.2 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update 21 May 2:56 am CDT
Extended Forecast for

8 Miles SSW Flint OK

  • Overnight

    Overnight: A 20 percent chance of showers after 4am.  Mostly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm.  Mostly cloudy, with a high near 76. Calm wind becoming southeast around 5 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers and possibly a thunderstorm after 1am.  Low around 62. Southeast wind around 5 mph becoming calm.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 62 °F

    Showers

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 1pm, then a slight chance of showers and thunderstorms between 1pm and 4pm.  Mostly cloudy, with a high near 75. Calm wind becoming southeast around 5 mph in the afternoon.  Chance of precipitation is 70%.

    High: 75 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A slight chance of showers between 7pm and 1am, then a chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 60. Calm wind.  Chance of precipitation is 40%.

    Low: 60 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 80. Calm wind becoming southwest around 5 mph.

    High: 80 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 62. Calm wind.  Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 80. Calm wind becoming northeast around 5 mph.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 59. Calm wind.
Thursday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 76. Calm wind becoming southeast around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 62. Southeast wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
Showers likely and possibly a thunderstorm before 1pm, then a slight chance of showers and thunderstorms between 1pm and 4pm. Mostly cloudy, with a high near 75. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 70%.
Friday Night
A slight chance of showers between 7pm and 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 60. Calm wind. Chance of precipitation is 40%.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. Calm wind becoming southwest around 5 mph.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Calm wind becoming northeast around 5 mph.
Sunday Night
Mostly cloudy, with a low around 63. Calm wind.
Memorial Day
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. Calm wind becoming east around 5 mph in the afternoon.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. East wind around 5 mph becoming calm.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
Showers and thunderstorms likely. Partly sunny, with a high near 82. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Flint OK
 36.1°N 94.75°W
2:50 am CDT May 21, 2026
3am CDT May 21, 2026-6pm CDT May 27, 2026
 
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Additional Resources

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