WFO Monthly/Daily Climate Data
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000
CXUS53 KLSX 271600
CF6CPS
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   CAHOKIA/ST. LOUIS
                                          MONTH:     MAY
                                          YEAR:      2017
                                          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  58  47  53  -8  12   0    T  0.0    0 10.6 22 250   M    M   8        35 240
 2  71  45  58  -4   7   0    T  0.0    0  9.0 22 310   M    M   2        30 280
 3  57  47  52 -10  13   0 1.28  0.0    0  9.6 20  50   M    M  10 1      27  40
 4  53  48  51 -11  14   0 1.37  0.0    0 18.0 28  10   M    M   9 1      38  10
 5  68  47  58  -5   7   0 0.00  0.0    0 13.5 29 360   M    M   0        36 350
 6  69  45  57  -6   8   0 0.00  0.0    0  8.5 24 360   M    M   1        32 320
 7  76  42  59  -4   6   0 0.00  0.0    0  3.2 15 330   M    M   0 1      18 310
 8  83  50  67   3   0   2    T  0.0    0  3.6 10 130   M    M   1 8      15 120
 9  87  60  74  10   0   9 0.00  0.0    0  6.7 15 240   M    M   0        21 240
10  86  61  74  10   0   9 0.02  0.0    0  5.1 24 340   M    M   3 38     29 340
11  76  62  69   5   0   4 0.16  0.0    0  7.6 18  10   M    M   8 1      23 360
12  75  54  65   0   0   0 0.00  0.0    0  8.4 18  20   M    M   5 8      24  50
13  82  50  66   1   0   1 0.00  0.0    0  1.6 10 360   M    M   0 1      13 360
14  85  53  69   4   0   4 0.00  0.0    0  4.7 15 190   M    M   0 1      21 200
15  89  57  73   7   0   8 0.00  0.0    0  6.4 15 160   M    M   0 8      23 210
16  88  62  75   9   0  10 0.00  0.0    0  8.7 21 180   M    M   0        30 190
17  84  66  75   9   0  10 0.00  0.0    0 13.1 28 160   M    M   3        40 180
18  90  72  81  15   0  16 0.00  0.0    0  7.8 16 190   M    M   1        24 200
19  85  59  72   5   0   7 0.43  0.0    0  8.4 24 330   M    M   3 13     38 240
20  80  59  70   3   0   5 0.57  0.0    0  6.9 18 140   M    M   8 13     30 270
21  71  53  62  -5   3   0 0.00  0.0    0  8.6 18 320   M    M   1        26 270
22  77  49  63  -5   2   0 0.00  0.0    0  4.7 13 160   M    M   0 1      19 140
23  73  57  65  -3   0   0 0.14  0.0    0  4.2 17 330   M    M   8 13     22 310
24  71  51  61  -7   4   0 0.01  0.0    0  9.5 23 340   M    M   4 18     30 340
25  77  54  66  -2   0   1 0.00  0.0    0  6.3 14 330   M    M   1        18 310
26  86  57  72   3   0   7 0.00  0.0    0  7.1 16 130   M    M   3        22 170
================================================================================
SM 1997 1407        76  93  3.98     0.0 201.8          M       79
================================================================================
AV 76.8 54.1                               7.8 FASTST   M    M   3    MAX(MPH)
                                 MISC ---->  # 29 360               # 40  180
================================================================================
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:     2017
                                          LATITUDE:   38 34 N
                                          LONGITUDE:  90  9 W

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

AVERAGE MONTHLY: 65.5   TOTAL FOR MONTH:   3.98    1 = FOG OR MIST
DPTR FM NORMAL:   0.3   DPTR FM NORMAL:   -0.14    2 = FOG REDUCING VISIBILITY
HIGHEST:    90 ON 18    GRTST 24HR  1.90 ON 30- 1      TO 1/4 MILE OR LESS
LOWEST:     42 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:   8
MAX 90 OR ABOVE:   1    0.10 INCH OR MORE:   6
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   3
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   2

[HDD (BASE 65) ]
TOTAL THIS MO.    76    CLEAR  (SCALE 0-3)  16
DPTR FM NORMAL    -2    PTCLDY (SCALE 4-7)   8
TOTAL FM JUL 1  3594    CLOUDY (SCALE 8-10)  2
DPTR FM NORMAL -1119

[CDD (BASE 65) ]
TOTAL THIS MO.    93
DPTR FM NORMAL    12    [PRESSURE DATA]
TOTAL FM JAN 1   136    HIGHEST SLP M ON M
DPTR FM NORMAL    28    LOWEST  SLP 29.50 ON  1

[REMARKS]


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