Expires:202411220415;;439497 FPUS54 KTSA 212024 ZFPTSA Zone Forecasts for Eastern Oklahoma and Northwest Arkansas National Weather Service Tulsa OK 224 PM CST Thu Nov 21 2024 OKZ055-220415- Washington OK- Including the city of Bartlesville 224 PM CST Thu Nov 21 2024 .TONIGHT...Clear. Areas of frost this evening, then widespread frost after midnight. Cold with lows around 30. Northwest winds around 5 mph. .FRIDAY...Widespread frost in the morning. Sunny. Highs in the mid 50s. Northwest winds around 5 mph. .FRIDAY NIGHT...Mostly clear. Lows in the lower 30s. Light and variable winds, becoming south around 5 mph after midnight. .SATURDAY...Sunny. Not as cool with highs in the mid 60s. South winds 10 to 15 mph. .SATURDAY NIGHT...Mostly clear. Not as cool with lows around 50. South winds 15 to 20 mph. .SUNDAY...Sunny. Not as cool with highs in the mid 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 40s. .MONDAY...Mostly sunny. Much cooler with highs in the lower 50s. .MONDAY NIGHT...Partly cloudy. Colder with lows in the lower 30s. .TUESDAY...Mostly sunny. Highs in the lower 50s. .TUESDAY NIGHT...Mostly cloudy. Lows in the mid 30s. .WEDNESDAY...Partly sunny with a slight chance of rain showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 50s. Chance of rain 20 percent. .WEDNESDAY NIGHT...Mostly cloudy. A slight chance of rain showers in the evening. Lows in the mid 30s. Chance of rain 20 percent. .THANKSGIVING DAY...Partly sunny. Highs in the upper 40s. $$