


WFO Monthly/Daily Climate Data
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
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240 CXUS55 KSEW 060930 CF6SEW PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: SEATTLE WA WFO MONTH: APRIL YEAR: 2025 LATITUDE: 47 41 N LONGITUDE: 122 15 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 55 44 50 1 15 0 M 0.0 0 M M M M M M M M 2 56 43 50 1 15 0 0.23 0.0 0 M M M M M M M M 3 59 43 51 2 14 0 0.00 0.0 0 M M M M M M M M 4 67 38 53 4 12 0 0.00 0.0 M M M M M M M M M 5 73 42 58 9 7 0 0.00 0.0 M M M M M M M M M ================================================================================ SM 310 210 63 0 0.23 0.0 M M M ================================================================================ AV 62.0 42.0 M FASTST M M M MAX(MPH) MISC ----> M M M M ================================================================================ 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 WA WFO MONTH: APRIL YEAR: 2025 LATITUDE: 47 41 N LONGITUDE: 122 15 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 52.0 TOTAL FOR MONTH: 0.23 1 = FOG OR MIST DPTR FM NORMAL: 3.0 DPTR FM NORMAL: -0.33 2 = FOG REDUCING VISIBILITY HIGHEST: 73 ON 5 GRTST 24HR 0.23 ON 2- 2 TO 1/4 MILE OR LESS LOWEST: 38 ON 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: 1 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 1 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. 63 CLEAR (SCALE 0-3) 0 DPTR FM NORMAL -17 PTCLDY (SCALE 4-7) 0 TOTAL FM JUL 1 3512 CLOUDY (SCALE 8-10) 5 DPTR FM NORMAL -242 [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 M ON M [REMARKS]