


WFO Monthly/Daily Climate Data
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
600 CXUS54 KMRX 151030 CF6TYS PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: KNOXVILLE MCGHEE TYSON AIRPORT MONTH: MAY YEAR: 2025 LATITUDE: 35 49 N LONGITUDE: 83 59 W TEMPERATURE IN F: :PCPN: SNOW: WIND :SUNSHINE: SKY :PK WND ================================================================================ 1 2 3 4 5 6A 6B 7 8 9 10 11 12 13 14 15 16 17 18 12Z AVG MX 2MIN DY MAX MIN AVG DEP HDD CDD WTR SNW DPTH SPD SPD DIR MIN PSBL S-S WX SPD DR ================================================================================ 1 79 65 72 8 0 7 0.04 0.0 0 11.0 24 200 M M 8 13 36 190 2 78 61 70 6 0 5 0.93 0.0 0 9.3 33 200 M M 8 135 47 190 3 69 54 62 -3 3 0 0.66 0.0 0 6.6 35 290 M M 10 13 41 300 4 66 49 58 -7 7 0 0.02 0.0 0 10.6 22 210 M M 9 1 31 210 5 62 49 56 -9 9 0 0.04 0.0 0 5.5 21 240 M M 9 1 27 240 6 73 51 62 -3 3 0 0.00 0.0 0 5.7 16 240 M M 6 27 240 7 63 52 58 -8 7 0 0.13 0.0 0 2.8 8 270 M M 10 1 10 360 8 78 60 69 3 0 4 0.10 0.0 0 3.7 10 150 M M 9 138 15 330 9 75 57 66 0 0 1 T 0.0 0 5.7 14 360 M M 9 12 19 10 10 68 53 61 -5 4 0 T 0.0 0 7.7 17 40 M M 9 24 40 11 82 57 70 3 0 5 0.34 0.0 0 5.3 18 220 M M 8 13 22 220 12 69 62 66 -1 0 1 1.59 0.0 0 6.7 17 250 M M 9 13 23 250 13 74 60 67 0 0 2 0.24 0.0 0 3.9 18 230 M M 8 1238 23 230 14 81 61 71 4 0 6 0.00 0.0 0 4.4 13 240 M M 8 17 240 ================================================================================ SM 1017 791 33 31 4.09 0.0 88.9 M 120 ================================================================================ AV 72.6 56.5 6.3 FASTST M M 9 MAX(MPH) MISC ----> 35 290 47 190 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: KNOXVILLE MCGHEE TYSON AIRPORT MONTH: MAY YEAR: 2025 LATITUDE: 35 49 N LONGITUDE: 83 59 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 64.6 TOTAL FOR MONTH: 4.09 1 = FOG OR MIST DPTR FM NORMAL: -1.1 DPTR FM NORMAL: 2.13 2 = FOG REDUCING VISIBILITY HIGHEST: 82 ON 11 GRTST 24HR 1.80 ON 11-12 TO 1/4 MILE OR LESS LOWEST: 49 ON 5, 4 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 0.0 INCH 5 = HAIL GRTST 24HR 0.0 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: 0 7 = DUSTSTORM OR SANDSTORM: VSBY 1/2 MILE OR LESS 8 = SMOKE OR HAZE [NO. OF DAYS WITH] [WEATHER - DAYS WITH] 9 = BLOWING SNOW X = TORNADO MAX 32 OR BELOW: 0 0.01 INCH OR MORE: 10 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 7 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 3 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1 [HDD (BASE 65) ] TOTAL THIS MO. 33 CLEAR (SCALE 0-3) 0 DPTR FM NORMAL -1 PTCLDY (SCALE 4-7) 5 TOTAL FM JUL 1 3121 CLOUDY (SCALE 8-10) 9 DPTR FM NORMAL -387 [CDD (BASE 65) ] TOTAL THIS MO. 31 DPTR FM NORMAL -16 [PRESSURE DATA] TOTAL FM JAN 1 140 HIGHEST SLP M ON M DPTR FM NORMAL 52 LOWEST SLP 29.73 ON 3 [REMARKS]