WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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CXUS53 KLSX 091400
CF6CPS
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: CAHOKIA/ST. LOUIS
MONTH: MAY
YEAR: 2026
LATITUDE: 38 34 N
LONGITUDE: 90 9 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 64 44 54 -8 11 0 T 0.0 0 7.9 16 320 M M 3 29 350
2 61 44 53 -9 12 0 0.01 0.0 0 6.5 20 30 M M 5 26 30
3 78 41 60 -2 5 0 0.00 M M 7.9 20 200 M M 0 32 210
4 79 58 69 6 0 4 M 0.0 0 7.5 17 130 M M 3 13 29 200
5 70 46 58 -5 7 0 0.14 M M 9.2 22 340 M M 9 1 29 340
6 63 43 53 -10 12 0 0.04 M M 5.6 16 360 M M 6 1 24 340
7 68 39 54 -10 11 0 0.00 0.0 0 5.1 14 250 M M 1 21 290
8 77 47 62 -2 3 0 0.49 M M 6.6 16 360 M M 3 1 23 320
================================================================================
SM 560 362 61 4 0.68 0.0 56.3 M 30
================================================================================
AV 70.0 45.3 7.0 FASTST M M 4 MAX(MPH)
MISC ----> 22 340 32 210
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: CAHOKIA/ST. LOUIS
MONTH: MAY
YEAR: 2026
LATITUDE: 38 34 N
LONGITUDE: 90 9 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 57.6 TOTAL FOR MONTH: 0.68 1 = FOG OR MIST
DPTR FM NORMAL: -5.2 DPTR FM NORMAL: -0.64 2 = FOG REDUCING VISIBILITY
HIGHEST: 79 ON 4 GRTST 24HR 0.49 ON 8- 8 TO 1/4 MILE OR LESS
LOWEST: 39 ON 7 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: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 61 CLEAR (SCALE 0-3) 3
DPTR FM NORMAL 27 PTCLDY (SCALE 4-7) 4
TOTAL FM JUL 1 3882 CLOUDY (SCALE 8-10) 1
DPTR FM NORMAL -612
[CDD (BASE 65) ]
TOTAL THIS MO. 4
DPTR FM NORMAL -14 [PRESSURE DATA]
TOTAL FM JAN 1 122 HIGHEST SLP M ON M
DPTR FM NORMAL 73 LOWEST SLP 29.57 ON 4
[REMARKS]