


WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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643 CXUS53 KLSX 091400 CF6SUS PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: SPIRIT OF ST LOUIS MO MONTH: MAY YEAR: 2025 LATITUDE: 38 39 N LONGITUDE: 90 38 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 77 61 69 8 0 4 0.01 0.0 0 8.4 20 240 M M 6 138 28 250 2 65 53 59 -3 6 0 0.03 0.0 0 5.0 16 280 M M 5 1 23 280 3 55 51 53 -9 12 0 0.50 0.0 0 5.3 13 300 M M 10 1 17 290 4 63 45 54 -8 11 0 0.00 0.0 0 6.3 16 360 M M 6 1 23 10 5 59 44 52 -11 13 0 T 0.0 0 3.7 12 10 M M 6 1 15 30 6 73 41 57 -6 8 0 0.00 M M 2.3 10 90 M M 2 12 15 20 7 M M M M M M M M M M M M M M M M M 8 71 58 65 1 0 0 0.26 M M 4.4 14 40 M M 6 138 19 50 ================================================================================ SM 463 353 50 4 0.80 0.0 35.4 M 41 ================================================================================ AV 66.1 50.4 5.1 FASTST M M 6 MAX(MPH) MISC ----> 20 240 28 250 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: SPIRIT OF ST LOUIS MO MONTH: MAY YEAR: 2025 LATITUDE: 38 39 N LONGITUDE: 90 38 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 58.3 TOTAL FOR MONTH: 0.80 1 = FOG OR MIST DPTR FM NORMAL: -4.2 DPTR FM NORMAL: -0.49 2 = FOG REDUCING VISIBILITY HIGHEST: 77 ON 1 GRTST 24HR 0.50 ON 3- 3 TO 1/4 MILE OR LESS LOWEST: 41 ON 6 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: 1 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 50 CLEAR (SCALE 0-3) 1 DPTR FM NORMAL 14 PTCLDY (SCALE 4-7) 5 TOTAL FM JUL 1 4413 CLOUDY (SCALE 8-10) 2 DPTR FM NORMAL -179 [CDD (BASE 65) ] TOTAL THIS MO. 4 DPTR FM NORMAL -12 [PRESSURE DATA] TOTAL FM JAN 1 50 HIGHEST SLP M ON M DPTR FM NORMAL 0 LOWEST SLP 29.66 ON 1 [REMARKS]