WFO Monthly/Daily Climate Data
Issued by NWS

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744
CXUS53 KLSX 151400
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  0.0    0  2.3 10  90   M    M   2 12     15  20
 7  75  55  65   2   0   0 0.33  0.0    0    M 17  80   M    M   M        26  90
 8  71  58  65   1   0   0 0.26  0.0    0  4.4 14  40   M    M   6 138    19  50
 9  71  47  59  -5   6   0 0.00  0.0    0  6.1 16  40   M    M   0        20  40
10  76  44  60  -4   5   0 0.00  0.0    0  2.5 14  70   M    M   0 1      18  80
11  79  49  64   0   1   0 0.00  0.0    0  5.0 15  70   M    M   0        23  60
12  71  54  63  -2   2   0 0.08  0.0    0  2.9 14  20   M    M   7 1      17  10
13  80  59  70   5   0   5 0.00  0.0    0  2.7  9 100   M    M   6 12     14 140
14  84  58  71   6   0   6 0.00    M    M  5.7 15 130   M    M   4 1      24 160
================================================================================
SM  999  719        64  15  1.21  0.0     60.3          M       58
================================================================================
AV 71.4 51.4                               4.6 FASTST   M    M   4    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: 61.4   TOTAL FOR MONTH:   1.21    1 = FOG OR MIST
DPTR FM NORMAL:  -2.0   DPTR FM NORMAL:   -1.00    2 = FOG REDUCING VISIBILITY
HIGHEST:    84 ON 14    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:   6
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   3
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.    64    CLEAR  (SCALE 0-3)   4
DPTR FM NORMAL     7    PTCLDY (SCALE 4-7)   8
TOTAL FM JUL 1  4427    CLOUDY (SCALE 8-10)  2
DPTR FM NORMAL  -186

[CDD (BASE 65) ]
TOTAL THIS MO.    15
DPTR FM NORMAL   -19    [PRESSURE DATA]
TOTAL FM JAN 1    61    HIGHEST SLP M ON M
DPTR FM NORMAL    -7    LOWEST  SLP 29.57 ON 14

[REMARKS]