Severe Thunderstorms and Heavy Rainfall Across the South; Heat Spreads Across the West and Southern Plains

A couple of frontal boundaries will move east and south from the Plains to the Gulf and Atlantic coastlines. These boundaries will focus showers and thunderstorms through the weekend, with scattered severe thunderstorms from the Southern Plains and across the Gulf Coast states. Locally heavy rainfall may also occur, which may be welcome news across drought areas. Meanwhile, heat spreads westward. Read More >

Current conditions at

Duncan, Halliburton Field Airport (KDUC)

Lat: 34.47°NLon: 97.96°WElev: 1112ft.

Fair

61°F

16°C

Humidity NA
Wind Speed NW 9 mph
Barometer 29.85 in
Dewpoint N/A
Visibility 10.00 mi
Last update 9 May 1:55 am CDT
Extended Forecast for

Duncan OK

  • Overnight

    Overnight: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 87. Calm wind becoming southeast 5 to 8 mph in the afternoon.

    High: 87 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Increasing clouds, with a low around 63. Southeast wind 7 to 11 mph.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Sunday

    Sunday: Showers and possibly a thunderstorm.  High near 76. East southeast wind 8 to 16 mph becoming north northeast in the afternoon. Winds could gust as high as 24 mph.  Chance of precipitation is 80%.

    High: 76 °F

    Showers

  • Sunday Night

    Sunday Night: A slight chance of thunderstorms before 7pm.  Partly cloudy, with a low around 52. North northeast wind 8 to 16 mph, with gusts as high as 23 mph.  Chance of precipitation is 10%.

    Low: 52 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 58. Calm wind.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 87. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Saturday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Increasing clouds, with a low around 63. Southeast wind 7 to 11 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and possibly a thunderstorm. High near 76. East southeast wind 8 to 16 mph becoming north northeast in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 80%.
Sunday Night
A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 52. North northeast wind 8 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 10%.
Monday
Sunny, with a high near 77.
Monday Night
Clear, with a low around 54.
Tuesday
Sunny, with a high near 85.
Tuesday Night
Clear, with a low around 62.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Mostly sunny, with a high near 91.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Friday
Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Duncan OK
 34.52°N 97.96°W
1:27 am CDT May 9, 2026
2am CDT May 9, 2026-6pm CDT May 15, 2026
 
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