Thu Feb 20 07:34:27 AM EST 2025 Grayson- Including the cities of Sherman and Denison 632 AM CST Thu Feb 20 2025 ...EXTREME COLD WARNING REMAINS IN EFFECT UNTIL 9 AM CST THIS MORNING... .TODAY...Sunny, cold with highs in the upper 20s. North winds 5 to 10 mph. .TONIGHT...Mostly cloudy. Cold with lows around 18. Northeast winds around 5 mph. .FRIDAY...Partly sunny. Cold with highs in the mid 30s. East winds around 5 mph. .FRIDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Cold with lows in the lower 20s. Light and variable winds. .SATURDAY...Mostly sunny. Not as cool with highs in the upper 40s. South winds around 5 mph. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of showers. Not as cold with lows in the lower 30s. .SUNDAY...Partly sunny. Highs in the upper 50s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 30s. .MONDAY...Sunny. Not as cool with highs in the upper 60s. .MONDAY NIGHT...Mostly clear. Lows in the mid 40s. .TUESDAY...Sunny. Highs in the lower 70s. .TUESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows around 50. .WEDNESDAY...Mostly sunny. Highs in the lower 70s.