000 SXUS74 KMRX 030825 RERTRI RECORD EVENT REPORT NATIONAL WEATHER SERVICE MORRISTOWN, TN 0425 AM EDT FRI NOV 03 2023 ...RECORD LOW TEMPERATURE SET AT TRI-CITIES... A RECORD LOW TEMPERATURE OF 21 WAS SET AT THE TRI-CITIES AIRPORT YESTERDAY. THIS BREAKS THE OLD RECORD OF 24 SET IN 1954. $$