Expires:202512220600;;993751 FPUS54 KOUN 212237 ZFPOUN Zone Forecast Product for Oklahoma National Weather Service Norman OK 435 PM CST Sun Dec 21 2025 OKZ027-220600- Grady- Including the cities of Chickasha and Tuttle 435 PM CST Sun Dec 21 2025 .TONIGHT...Mostly cloudy. Lows in the mid 40s. South winds 5 to 10 mph. .MONDAY...Partly sunny in the morning, then clearing. Highs in the upper 60s. South winds 15 to 20 mph with gusts up to 30 mph. .MONDAY NIGHT...Mostly clear. Lows around 50. South winds around 10 mph with gusts up to 20 mph. .TUESDAY...Sunny. Highs in the mid 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .TUESDAY NIGHT...Mostly clear. Lows in the mid 50s. South winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY...Mostly sunny. Highs in the mid 70s. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 50s. .CHRISTMAS DAY...Mostly sunny. Highs in the upper 70s. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 50s. .FRIDAY...Sunny. Highs in the mid 70s. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 40s. .SATURDAY...Mostly cloudy. Highs around 70. .SATURDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows around 40. Chance of rain 20 percent. .SUNDAY...Mostly cloudy with a 20 percent chance of showers. Cooler with highs in the mid 50s. $$