WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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856 CXUS55 KSEW 290930 CF6SEA PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: SEATTLE-TACOMA WA AIRPORT MONTH: SEPTEMBER YEAR: 2024 LATITUDE: 47 27 N LONGITUDE: 122 18 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 82 61 72 6 0 7 0.00 0.0 0 5.2 14 220 M M 7 20 230 2 70 59 65 -1 0 0 T 0.0 0 7.4 13 220 M M 10 1 19 210 3 72 59 66 1 0 1 0.00 0.0 0 5.8 10 10 M M 7 15 290 4 78 56 67 2 0 2 0.00 0.0 0 8.3 14 10 M M 3 12 21 40 5 90 59 75 10 0 10 0.00 0.0 0 5.6 10 20 M M 0 15 20 6 88 61 75 10 0 10 0.00 0.0 0 6.6 14 30 M M 1 18 350 7 77 63 70 5 0 5 0.00 0.0 0 4.8 13 360 M M 5 15 360 8 75 58 67 3 0 2 0.00 0.0 0 7.2 13 210 M M 5 1 18 210 9 67 58 63 -1 2 0 T 0.0 0 5.6 10 230 M M 8 14 230 10 71 54 63 -1 2 0 T 0.0 0 6.5 17 230 M M 8 22 220 11 67 53 60 -4 5 0 0.24 0.0 0 5.0 15 120 M M 8 1 23 130 12 68 55 62 -2 3 0 0.00 0.0 0 5.3 13 210 M M 7 1 17 200 13 64 52 58 -5 7 0 0.04 0.0 0 5.5 12 130 M M 9 1 14 60 14 66 56 61 -2 4 0 0.09 0.0 0 6.4 12 50 M M 10 18 18 20 15 64 53 59 -4 6 0 0.02 0.0 0 6.7 14 340 M M 8 18 17 340 16 68 50 59 -4 6 0 0.00 0.0 0 6.1 14 20 M M 5 21 30 17 63 53 58 -4 7 0 T 0.0 0 5.6 14 170 M M 9 1 18 160 18 70 55 63 1 2 0 T 0.0 0 5.6 14 300 M M 7 1 18 290 19 68 52 60 -2 5 0 0.00 0.0 0 4.4 10 240 M M 5 16 230 20 64 53 59 -3 6 0 0.02 0.0 0 5.0 9 260 M M 7 1 14 200 21 70 47 59 -2 6 0 0.00 0.0 0 4.2 12 310 M M 5 14 310 22 70 51 61 0 4 0 0.00 0.0 0 4.0 12 210 M M 7 15 200 23 73 60 67 6 0 2 T 0.0 0 5.6 12 200 M M 6 1 19 200 24 78 58 68 8 0 3 0.00 0.0 0 4.4 9 30 M M 5 128 13 30 25 65 55 60 0 5 0 0.10 0.0 0 9.6 20 220 M M 9 1 29 200 26 68 51 60 0 5 0 0.08 0.0 0 7.5 15 230 M M 8 1 21 230 27 66 52 59 -1 6 0 0.03 0.0 0 10.2 18 30 M M 6 1 24 40 28 62 49 56 -3 9 0 T 0.0 0 7.2 17 10 M M 7 8 23 360 ================================================================================ SM 1984 1543 90 42 0.62 0.0 171.3 M 182 ================================================================================ AV 70.9 55.1 6.1 FASTST M M 7 MAX(MPH) MISC ----> 20 220 29 200 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: SEATTLE-TACOMA WA AIRPORT MONTH: SEPTEMBER YEAR: 2024 LATITUDE: 47 27 N LONGITUDE: 122 18 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 63.0 TOTAL FOR MONTH: 0.62 1 = FOG OR MIST DPTR FM NORMAL: 0.2 DPTR FM NORMAL: -0.84 2 = FOG REDUCING VISIBILITY HIGHEST: 90 ON 5 GRTST 24HR 0.24 ON 10-11 TO 1/4 MILE OR LESS LOWEST: 47 ON 21 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: 8 MAX 90 OR ABOVE: 1 0.10 INCH OR MORE: 2 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 0 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 90 CLEAR (SCALE 0-3) 2 DPTR FM NORMAL -1 PTCLDY (SCALE 4-7) 19 TOTAL FM JUL 1 128 CLOUDY (SCALE 8-10) 7 DPTR FM NORMAL -18 [CDD (BASE 65) ] TOTAL THIS MO. 42 DPTR FM NORMAL 12 [PRESSURE DATA] TOTAL FM JAN 1 315 HIGHEST SLP M ON M DPTR FM NORMAL 52 LOWEST SLP 29.64 ON 25 [REMARKS]