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

Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Hazardous Weather Conditions

Current conditions at

Siloam Springs, Smith Field Airport (KSLG)

Lat: 36.2°NLon: 94.48°WElev: 1194ft.

Mostly Cloudy

86°F

30°C

Humidity 67%
Wind Speed S 9 mph
Barometer 29.62 in (1001.6 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 17 Jun 6:56 pm CDT
Extended Forecast for

Colcord OK

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 72. South wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 25 mph.

    Low: 72 °F

    Mostly Clear
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81. Light and variable wind becoming northeast 5 to 10 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. Northeast wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms then
    Showers
    Likely

  • Juneteenth

    Juneteenth: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 83. East wind around 5 mph.

    High: 83 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms, then a chance of showers after 1am. Mostly cloudy, with a low around 68. Southeast wind around 5 mph. Chance of precipitation is 50%.

    Low: 68 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 84. South wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 84 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 72. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 72 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. South wind around 15 mph, with gusts as high as 25 mph.

    High: 87 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 71. South wind 5 to 15 mph becoming east after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%.

    Low: 71 °F

    Showers

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 72. South wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 25 mph.
Thursday
A chance of showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81. Light and variable wind becoming northeast 5 to 10 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. Northeast wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Juneteenth
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 83. East wind around 5 mph.
Friday Night
A slight chance of showers and thunderstorms, then a chance of showers after 1am. Mostly cloudy, with a low around 68. Southeast wind around 5 mph. Chance of precipitation is 50%.
Saturday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 84. South wind 5 to 10 mph. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 72. South wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. South wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Showers and possibly a thunderstorm. Low around 71. South wind 5 to 15 mph becoming east after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%.
Monday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. South wind 5 to 10 mph becoming north in the morning.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. East wind around 5 mph becoming calm in the evening.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68. South wind around 5 mph becoming calm in the evening.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Colcord OK
 36.28°N 94.69°W
Last Update:
6:51 pm CDT Jun 17, 2026
Forecast Valid:
6pm CDT Jun 17, 2026-6pm CDT Jun 24, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation