198 FXUS64 KMRX 072300 AAA AFDMRX AREA FORECAST DISCUSSION...UPDATED National Weather Service Morristown TN 600 PM EST Sun Nov 7 2021 .UPDATE... EVENING UPDATE. && .DISCUSSION... Quick update to lower low temperatures across much of the area. Another night of good radiational cooling due to clear sky, dry airmass and calm winds. Areas of frost is expected across the Plateau and central/southern sections of east Tennessee. Will issue a frost advisory there given the ongoing growing season. && .AVIATION... 18Z TAF DISCUSSION. VFR to prevail at the sites. Might see some nearby BR around 08/1200. GC && .PRELIMINARY POINT TEMPS/POPS... Chattanooga Airport, TN 39 68 44 71 48 / 0 0 0 0 0 Knoxville McGhee Tyson Airport, TN 36 66 40 70 46 / 0 0 0 0 0 Oak Ridge, TN 36 66 42 68 45 / 0 0 0 0 0 Tri Cities Airport, TN 30 65 38 70 43 / 0 0 0 0 0 && .MRX WATCHES/WARNINGS/ADVISORIES... NC...NONE. TN...Frost Advisory from 3 AM EST /2 AM CST/ to 8 AM EST /7 AM CST/ Monday for Anderson-Bledsoe-Bradley-Grainger-Hamblen- Hamilton-Jefferson-Knox-Loudon-Marion-McMinn-Meigs-North Sevier-Northwest Blount-Northwest Cocke-Northwest Monroe- Rhea-Roane-Sequatchie-Union-West Polk. VA...NONE. && $$