Duncan, OK

Current conditions, hourly and 7-day forecast, and live radar for Duncan, OK 73533. Right now: mostly clear, 76°F. Data from the National Weather Service.

• Tonight: Mostly clear, with a low around 76. Heat index values as high as 97. South southeast wind around 9 mph.
• Thursday: A chance of rain showers between 7am and 10am, then showers and thunderstorms. Partly sunny. High near 96, with temperatures falling to around 91 in the afternoon. Heat index values as high as 100. Southeast wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
• Thursday Night: Showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Heat index values as high as 97. East wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
• Friday: A chance of rain showers before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 99. Heat index values as high as 104. Southeast wind 5 to 10 mph. Chance of precipitation is 30%.
• Friday Night: Mostly clear, with a low around 75. South southeast wind around 10 mph.
• Saturday: Sunny, with a high near 102.