WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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CXUS53 KLSX 291400
CF6CPS
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: CAHOKIA/ST. LOUIS
MONTH: APRIL
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 73 50 62 10 3 0 0.70 0.0 0 8.4 16 360 M M 9 13 M M
2 76 56 66 14 0 1 0.02 0.0 0 12.1 24 180 M M 2 1 39 160
3 83 63 73 21 0 8 T 0.0 0 8.4 20 170 M M 4 31 180
4 75 43 59 6 6 0 0.48 0.0 0 11.2 26 320 M M 7 1 36 320
5 60 39 50 -3 15 0 0.00 0.0 0 9.8 21 310 M M 0 18 28 320
6 65 37 51 -2 14 0 0.00 0.0 0 8.4 18 320 M M 1 1 24 350
7 57 43 50 -4 15 0 0.00 0.0 0 10.2 18 10 M M 3 25 30
8 77 41 59 5 6 0 0.00 0.0 0 9.0 18 200 M M 0 30 150
9 81 48 65 11 0 0 0.00 0.0 0 8.5 18 160 M M 0 27 200
10 73 55 64 9 1 0 T 0.0 0 8.5 17 350 M M 6 22 350
11 71 48 60 5 5 0 T 0.0 0 6.0 13 150 M M 4 17 130
12 80 60 70 15 0 5 T 0.0 0 11.2 25 180 M M 3 49 170
13 85 68 77 21 0 12 0.00 0.0 0 9.7 17 200 M M 5 28 190
14 90 69 80 24 0 15 T 0.0 0 10.3 18 190 M M 1 28 170
15 75 63 69 13 0 4 0.51 0.0 0 7.0 24 280 M M 5 13 33 270
16 83 58 71 14 0 6 0.35 0.0 0 5.7 15 170 M M 2 13 22 240
17 86 59 73 16 0 8 0.18 0.0 0 10.4 24 160 M M 2 1 38 250
18 63 41 52 -5 13 0 0.63 0.0 0 12.1 25 320 M M 4 1 34 320
19 68 36 52 -6 13 0 0.00 0.0 0 8.7 24 310 M M 1 34 310
20 67 39 53 -5 12 0 0.00 0.0 0 5.7 12 130 M M 1 19 140
21 83 49 66 8 0 1 0.00 0.0 0 7.2 16 220 M M 0 30 240
22 81 54 68 9 0 3 0.00 0.0 0 5.0 12 260 M M 0 21 240
23 85 55 70 11 0 5 0.00 0.0 0 8.4 22 180 M M 1 32 200
24 74 59 67 8 0 2 0.48 0.0 0 3.9 24 310 M M 5 13 32 310
25 79 54 67 7 0 2 0.00 M M 5.3 12 100 M M 0 17 30
26 81 51 66 6 0 1 0.02 M M 7.1 16 150 M M 0 22 140
27 83 61 72 12 0 7 1.00 M M 9.4 25 280 M M 6 13 45 270
28 66 55 61 0 4 0 0.50 M M 6.9 17 330 M M 6 13 26 330
================================================================================
SM 2120 1454 107 80 4.87 0.0 234.5 M 78
================================================================================
AV 75.7 51.9 8.4 FASTST M M 3 MAX(MPH)
MISC ----> 26 320 49 170
================================================================================
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: APRIL
YEAR: 2026
LATITUDE: 38 34 N
LONGITUDE: 90 9 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 63.8 TOTAL FOR MONTH: 4.87 1 = FOG OR MIST
DPTR FM NORMAL: 7.6 DPTR FM NORMAL: 0.73 2 = FOG REDUCING VISIBILITY
HIGHEST: 90 ON 14 GRTST 24HR 1.02 ON 26-27 TO 1/4 MILE OR LESS
LOWEST: 36 ON 19 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: 11
MAX 90 OR ABOVE: 1 0.10 INCH OR MORE: 9
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 5
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1
[HDD (BASE 65) ]
TOTAL THIS MO. 107 CLEAR (SCALE 0-3) 16
DPTR FM NORMAL -164 PTCLDY (SCALE 4-7) 11
TOTAL FM JUL 1 3802 CLOUDY (SCALE 8-10) 1
DPTR FM NORMAL -647
[CDD (BASE 65) ]
TOTAL THIS MO. 80
DPTR FM NORMAL 58 [PRESSURE DATA]
TOTAL FM JAN 1 118 HIGHEST SLP M ON M
DPTR FM NORMAL 91 LOWEST SLP 29.50 ON 27
[REMARKS]