043
CXUS53 KLSX 061400
CF6CPS
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   CAHOKIA/ST. LOUIS
                                          MONTH:     MAY
                                          YEAR:      2025
                                          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  77  63  70   8   0   5 0.05  0.0    0  7.1 16 240   M    M   5 13     25 210
 2  65  56  61  -1   4   0 0.02  0.0    0  5.0 14 350   M    M   5        20 320
 3  56  52  54  -8  11   0 1.54  0.0    0  9.6 17 310   M    M  10 1      24 320
 4  61  48  55  -8  10   0 0.00  0.0    0  8.8 18  80   M    M   9        25  80
 5  60  46  53 -10  12   0 0.01  0.0    0  4.6 12 350   M    M   7 1      16 350
================================================================================
SM  319  265        37   5  1.62  0.0     35.1          M       36
================================================================================
AV 63.8 53.0                               7.0 FASTST   M    M   7    MAX(MPH)
                                 MISC ---->    18  80               # 25 210
================================================================================
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:      2025
                                          LATITUDE:   38 34 N
                                          LONGITUDE:  90  9 W

[TEMPERATURE DATA]      [PRECIPITATION DATA]       SYMBOLS USED IN COLUMN 16

AVERAGE MONTHLY: 58.4   TOTAL FOR MONTH:   1.62    1 = FOG OR MIST
DPTR FM NORMAL:  -4.0   DPTR FM NORMAL:    0.80    2 = FOG REDUCING VISIBILITY
HIGHEST:    77 ON  1    GRTST 24HR  1.54 ON  3- 3      TO 1/4 MILE OR LESS
LOWEST:     46 ON  5                               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:   1
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.    37    CLEAR  (SCALE 0-3)   0
DPTR FM NORMAL    15    PTCLDY (SCALE 4-7)   3
TOTAL FM JUL 1  4035    CLOUDY (SCALE 8-10)  2
DPTR FM NORMAL  -447

[CDD (BASE 65) ]
TOTAL THIS MO.     5
DPTR FM NORMAL    -5    [PRESSURE DATA]
TOTAL FM JAN 1    48    HIGHEST SLP M ON M
DPTR FM NORMAL     7    LOWEST  SLP 29.69 ON  1

[REMARKS]