FNUS74 KOUN 230732 FWSOUN Spot Forecast for Hammon Severity...Cheyenne and Arapaho Tribes National Weather Service Norman OK 232 AM CDT Sun Aug 23 2026 Forecast is based on forecast start time of 0824 CDT on August 23. If conditions become unrepresentative...contact the National Weather Service. Please contact our office at (405) 325-3816 if you have questions or concerns with this forecast. ...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS EVENING... .DISCUSSION... Dangerous heat expected the next few days with only low chance of rain overnight tonight. The heat, low afternoon humidity and very dry vegetation and drought will result in elevated fire weather conditions the next few days. .TODAY... Sky/weather.........Partly sunny then becoming sunny. Temperature.........78 at forecast start...Max 107. RH..................76 percent at forecast start...Min 21 percent. Surface winds (mph).Southeast winds 7 to 9 mph shifting to the south 10 to 12 mph in the afternoon. TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........65 57 36 26 12 17 8 10 12 9 Weather cov..... Weather type.... Tstm cov........ ISO ISO Temp............74 78 84 88 92 96 100 102 103 104 RH..............76 64 51 45 38 33 27 25 22 21 Surface wnd dir.E E SE SE SE SE SE SE S S Surface wnd spd.7 7 8 9 9 10 10 12 12 12 Surface wnd gst.10 10 13 14 14 16 16 17 17 17 .TONIGHT... Sky/weather.........Partly cloudy then becoming mostly clear overnight. Slight chance of showers late in the evening. Temperature.........Min 78. RH..................Max 49 percent. Surface winds (mph).South winds 9 to 13 mph. TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........1 11 12 29 20 28 28 35 22 26 17 13 Weather cov..... SCH SCH SCH Weather type.... RW RW RW Tstm cov........ISO Temp............103 102 99 93 90 89 87 85 84 83 81 80 RH..............21 21 23 29 32 35 38 40 41 43 46 47 Surface wnd dir.S S SE SE SE SE SE E SE SE S S Surface wnd spd.12 12 10 12 13 12 10 10 9 9 10 10 Surface wnd gst.17 17 16 20 20 20 17 17 16 15 16 16 .MONDAY... Sky/weather.........Mostly Sunny. Temperature.........Max 106. RH..................Min 19 percent. Surface winds (mph).Southwest winds around 9 mph shifting to the northeast 8 to 9 mph late in the afternoon. TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........13 21 30 16 13 11 4 5 11 3 12 4 Weather cov..... Weather type.... Tstm cov........ Temp............79 78 80 84 91 95 99 102 104 104 106 104 RH..............49 48 45 41 32 28 25 23 21 20 19 20 Surface wnd dir.SW SW NW W NW NW NW NW N N NE NE Surface wnd spd.9 9 8 8 9 10 10 9 9 8 8 8 Surface wnd gst.15 15 15 14 15 16 16 16 16 16 15 15 .FORECAST DAYS 3 THROUGH 5... .TUESDAY... Partly cloudy. Lows in the lower 70s. Highs around 102. Northeast winds around 6 mph. .WEDNESDAY... Partly cloudy. Chance of showers and thunderstorms. Lows in the lower 70s. Highs in the mid 90s. Northeast winds around 6 mph. .THURSDAY... Partly cloudy. Slight chance of showers and thunderstorms. Lows in the upper 60s. Highs in the upper 90s. Light winds. $$ Forecaster...CURL Requested by...Jeffery Elizondo Type of request...OTHER .TAG 2619916.5/OUN .DELDT 08/23/26 .FormatterVersion 2.0.0 .EMAIL jelizondo@c-a-tribes.org