CXUS55 KSEW 150930 CF6SEA PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: SEATTLE-TACOMA WA AIRPORT MONTH: APRIL YEAR: 2026 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 49 42 46 -3 19 0 0.69 0.0 0 9.3 18 210 M M 9 1 25 220 2 54 41 48 -1 17 0 T 0.0 0 10.9 22 200 M M 8 30 210 3 58 44 51 2 14 0 0.00 0.0 0 6.2 12 230 M M 7 15 210 4 63 40 52 3 13 0 0.00 0.0 0 8.9 16 10 M M 3 22 360 5 67 46 57 7 8 0 0.00 0.0 0 9.0 17 10 M M 7 23 20 6 73 46 60 10 5 0 0.00 0.0 0 4.8 14 210 M M 3 18 220 7 56 43 50 0 15 0 0.00 0.0 0 6.9 12 200 M M 6 19 250 8 61 39 50 0 15 0 0.00 0.0 0 6.4 15 340 M M 2 19 340 9 66 41 54 4 11 0 0.00 0.0 0 7.8 15 10 M M 3 18 20 10 68 46 57 7 8 0 T 0.0 0 3.1 13 20 M M 7 17 30 11 55 45 50 0 15 0 0.08 0.0 0 6.1 14 190 M M 9 1 17 200 12 57 44 51 1 14 0 0.03 0.0 0 7.3 16 200 M M 10 128 22 210 13 56 45 51 0 14 0 T 0.0 0 13.9 23 200 M M 8 30 200 14 47 43 45 -6 20 0 1.06 0.0 0 13.9 24 200 M M 10 1 35 200 ================================================================================ SM 830 605 188 0 1.86 0.0 114.5 M 92 ================================================================================ AV 59.3 43.2 8.2 FASTST M M 7 MAX(MPH) MISC ----> 24 200 35 200 ================================================================================ 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: APRIL YEAR: 2026 LATITUDE: 47 27 N LONGITUDE: 122 18 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 51.3 TOTAL FOR MONTH: 1.86 1 = FOG OR MIST DPTR FM NORMAL: 1.4 DPTR FM NORMAL: 0.22 2 = FOG REDUCING VISIBILITY HIGHEST: 73 ON 6 GRTST 24HR 1.06 ON 14-14 TO 1/4 MILE OR LESS LOWEST: 39 ON 8 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: 4 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 2 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 2 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1 [HDD (BASE 65) ] TOTAL THIS MO. 188 CLEAR (SCALE 0-3) 2 DPTR FM NORMAL -24 PTCLDY (SCALE 4-7) 7 TOTAL FM JUL 1 3523 CLOUDY (SCALE 8-10) 5 DPTR FM NORMAL -293 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 0 HIGHEST SLP M ON M DPTR FM NORMAL 0 LOWEST SLP 29.42 ON 1 [REMARKS]