...FIRST FREEZE OF THE FALL SEASON... .A cold front has ushered the coldest air of the season into southeast Louisiana and southern Mississippi. Clearing skies tonight will allow for temperatures to fall near or below freezing across much of the area. ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM CST THURSDAY... * TEMPERATURE...26 to 32 degrees across most of the warning area. * DURATION...6 to 8 hours over southwest Mississippi, 3 to 6 hours elsewhere in the warning area. * IMPACTS...Sensitive vegetation could be damaged. Wind chill values in the 20s will impact those outside for prolonged periods overnight tonight.