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

Duncan, Halliburton Field Airport (KDUC)

Lat: 34.47°NLon: 97.96°WElev: 1112ft.

Mostly Cloudy and Breezy

77°F

25°C

Humidity 51%
Wind Speed S 22 G 28 mph
Barometer 30.08 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 9 Apr 3:35 pm CDT
Extended Forecast for

Duncan OK

  • This Afternoon

    This Afternoon: Sunny, with a high near 81. South wind around 17 mph, with gusts as high as 26 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 60. South southeast wind 10 to 15 mph, with gusts as high as 23 mph.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 80. South wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 60. South southeast wind 7 to 11 mph.

    Low: 60 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 78. South wind 7 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    High: 78 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 61. Chance of precipitation is 70%.

    Low: 61 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. High near 79. Chance of precipitation is 80%.

    High: 79 °F

    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    T-storms

  • Monday

    Monday: Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 81. South wind around 17 mph, with gusts as high as 26 mph.
Tonight
Partly cloudy, with a low around 60. South southeast wind 10 to 15 mph, with gusts as high as 23 mph.
Friday
Mostly sunny, with a high near 80. South wind 8 to 13 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 60. South southeast wind 7 to 11 mph.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 78. South wind 7 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Saturday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 61. Chance of precipitation is 70%.
Sunday
Showers and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. High near 79. Chance of precipitation is 80%.
Sunday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 63.
Monday
Partly sunny, with a high near 84.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Duncan OK
 34.5°N 97.96°W
Last Update:
1:27 pm CDT Apr 9, 2026
Forecast Valid:
3pm CDT Apr 9, 2026-6pm CDT Apr 15, 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