Expires:No;;184251 FPUS54 KMRX 250532 ZFPMRX AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MORRISTOWN TN 1232 AM EST THU FEB 25 2010 .AVIATION...UPPER TROUGH HAS MOVED INTO THE SOUTHERN APPALACHIAN REGION...BRINGING WITH IT ANOTHER SURGE OF COLDER AIR...AND ANOTHER ROUND OF LOW CLOUDS AND FLURRIES/SNOW SHOWERS ESPECIALLY NEAR TRI. THEREFORE...VFR OVERCAST SKIES WITH PERIODS OF MVFR CIGS AT TRI THROUGH THE FIRST HALF OF THE TAF PERIOD. SOME IMPROVING CONDITIONS EXPECTED FROM SOUTH TO NORTH LATE IN THE PERIOD. WINDS WILL INCREASE AND BECOME GUSTY FROM THE WEST AND NORTHWEST. && .MRX WATCHES/WARNINGS/ADVISORIES... NC...NONE. TN...WINTER WEATHER ADVISORY UNTIL 1 AM EST FRIDAY FOR THE FOLLOWING ZONES: BLOUNT SMOKY MOUNTAINS...COCKE SMOKY MOUNTAINS... JOHNSON...SEVIER SMOKY MOUNTAINS...SOUTHEAST CARTER... SOUTHEAST GREENE...UNICOI. VA...WINTER WEATHER ADVISORY UNTIL 1 AM EST FRIDAY FOR THE FOLLOWING ZONES: LEE...RUSSELL...SCOTT...WASHINGTON. WINTER STORM WARNING UNTIL 1 AM EST FRIDAY FOR THE FOLLOWING ZONES: WISE. && $$ TD