Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

Scattered severe thunderstorms and excessive rainfall are possible into the night in the Mid Atlantic, and heavy rain will shift to Virginia and the Carolinas on Friday. Severe thunderstorms are also possible in the Central Plains into the Upper MS Valley and the Deep South tonight. Dangerous heat persists across the Southern Plains and Lower MS Valley and heat will expand into the Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

Siloam Springs, Smith Field Airport (KSLG)

Lat: 36.2°NLon: 94.48°WElev: 1194ft.

Fair

88°F

31°C

Humidity 39%
Wind Speed N 9 mph
Barometer 29.99 in (1013.9 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 20 Aug 7:56 pm CDT
Extended Forecast for

Twin Oaks OK

  • Tonight

    Tonight: A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am.  Mostly clear, with a low around 72. North wind around 5 mph becoming east after midnight.  Chance of precipitation is 20%.

    Low: 72 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Friday

    Friday: A slight chance of thunderstorms before 7am.  Mostly sunny, with a high near 98. Heat index values as high as 102. Calm wind becoming south around 5 mph.  Chance of precipitation is 10%.

    High: 98 °F

    Slight Chance
    T-storms then
    Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly after 4am.  Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear
    then Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 97. Heat index values as high as 103. Calm wind becoming south around 5 mph in the morning.

    High: 97 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 72. East wind around 5 mph.

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 94. East wind around 5 mph.

    High: 94 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 73. East wind around 5 mph.

    Low: 73 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 95. Southeast wind around 10 mph, with gusts as high as 20 mph.

    High: 95 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 1am.  Mostly clear, with a low around 74. South wind 5 to 10 mph.

    Low: 74 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly clear, with a low around 72. North wind around 5 mph becoming east after midnight. Chance of precipitation is 20%.
Friday
A slight chance of thunderstorms before 7am. Mostly sunny, with a high near 98. Heat index values as high as 102. Calm wind becoming south around 5 mph. Chance of precipitation is 10%.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly after 4am. Partly cloudy, with a low around 73. Calm wind.
Saturday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 97. Heat index values as high as 103. Calm wind becoming south around 5 mph in the morning.
Saturday Night
Mostly clear, with a low around 72. East wind around 5 mph.
Sunday
Mostly sunny, with a high near 94. East wind around 5 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. East wind around 5 mph.
Monday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 95. Southeast wind around 10 mph, with gusts as high as 20 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 74. South wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 98. Southwest wind 5 to 10 mph.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 73. South wind around 5 mph.
Wednesday
Mostly sunny, with a high near 94. South wind around 5 mph becoming north in the afternoon.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 71. Northeast wind around 5 mph becoming calm.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. East wind around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Twin Oaks OK
 36.19°N 94.86°W
7:50 pm CDT Aug 20, 2026
8pm CDT Aug 20, 2026-6pm CDT Aug 27, 2026
 
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Additional Resources

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Hourly Weather Forecast

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