WFO Monthly/Daily Climate Data
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CXUS53 KLSX 011400
CF6CPS
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   CAHOKIA/ST. LOUIS
                                          MONTH:     MAY
                                          YEAR:      2020
                                          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  78  42  60  -1   5   0 0.00  0.0    0  5.5 15 160   M    M   0        25 160
 2  88  59  74  12   0   9 0.00  0.0    0  6.0 13 260   M    M   3        22 220
 3  75  50  63   1   2   0 0.00  0.0    0  7.8 25  10   M    M   2        33 350
 4  71  46  59  -3   6   0 0.43  0.0    0  5.8 30  90   M    M   4 123    40  90
 5  66  50  58  -5   7   0 0.20  0.0    0 10.0 25 350   M    M   8 13     35 360
 6  62  44  53 -10  12   0 0.01  0.0    0  9.8 20 340   M    M   4        26 320
 7  71  47  59  -4   6   0 0.03  0.0    0  4.7 13 240   M    M   2        20 210
 8  59  39  49 -15  16   0 0.38  0.0    0 11.6 26 340   M    M   6 1      38 360
 9  65  34  50 -14  15   0 0.00  0.0    0  2.8 13 330   M    M   0        19 330
10  61  45  53 -11  12   0 0.00  0.0    0 12.1 25 310   M    M   5        34 300
11  60  40  50 -14  15   0 0.00  0.0    0  6.6 17 320   M    M   2        24 310
12  55  44  50 -15  15   0    T  0.0    0  4.3 10 140   M    M   8        16 130
13  58  50  54 -11  11   0 0.06  0.0    0  7.9 17 140   M    M  10 1      23 140
14  82  58  70   5   0   5 0.04  0.0    0  7.8 16 230   M    M   4 13     28 240
15  76  60  68   2   0   3 0.23  0.0    0  3.2 40 340   M    M   4 13     52 330
16  82  57  70   4   0   5 2.36  0.0    0  5.7 29 150   M    M   6 123    42 150
17  73  60  67   1   0   2 0.39  0.0    0  5.8 20 310   M    M   8 1      29 320
18  65  57  61  -5   4   0    T  0.0    0  9.0 16 300   M    M  10 8      24 310
19  65  57  61  -6   4   0 0.01  0.0    0 10.8 20 340   M    M  10 1      27 340
20  70  57  64  -3   1   0    T  0.0    0  6.8 17  60   M    M  10 1      22  70
21  67  56  62  -5   3   0 0.04  0.0    0  4.0 10  90   M    M  10 1      14  80
22  79  60  70   2   0   5 0.00  0.0    0  4.7 16 110   M    M   6        26 130
23  87  63  75   7   0  10 0.00  0.0    0  6.1 16 130   M    M   1        21 160
24  87  64  76   8   0  11 0.22  0.0    0  5.0 16 150   M    M   3 3      24 150
25  89  62  76   8   0  11 0.01  0.0    0  6.9 20 140   M    M   1 3      26 150
26  85  68  77   8   0  12 0.01  0.0    0 10.1 20 140   M    M   4 3      29 140
27  75  65  70   1   0   5 0.93  0.0    0  5.1 13 120   M    M   7 1      16 130
28  80  64  72   3   0   7 1.08  0.0    0  5.9 18 140   M    M   5 13     23 120
29  77  59  68  -2   0   3 0.13  0.0    0  8.8 21 330   M    M   3 1      28 330
30  76  52  64  -6   1   0 0.00  0.0    0  4.5 15 330   M    M   0        20 340
31  81  54  68  -2   0   3 0.00  0.0    0  3.5 10  90   M    M   0        15  50
================================================================================
SM 2265 1663       135  91  6.56  0.0    208.6          M      146
================================================================================
AV 73.1 53.6                               6.7 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->    40 340                 52 330
================================================================================
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:      2020
                                          LATITUDE:   38 34 N
                                          LONGITUDE:  90  9 W

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

AVERAGE MONTHLY: 63.4   TOTAL FOR MONTH:   6.56    1 = FOG OR MIST
DPTR FM NORMAL:  -2.4   DPTR FM NORMAL:    1.61    2 = FOG REDUCING VISIBILITY
HIGHEST:    89 ON 25    GRTST 24HR  2.75 ON 16-17      TO 1/4 MILE OR LESS
LOWEST:     34 ON  9                               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:  18
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:  10
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.   135    CLEAR  (SCALE 0-3)  10
DPTR FM NORMAL    52    PTCLDY (SCALE 4-7)  15
TOTAL FM JUL 1  4543    CLOUDY (SCALE 8-10)  6
DPTR FM NORMAL  -175

[CDD (BASE 65) ]
TOTAL THIS MO.    91
DPTR FM NORMAL   -17    [PRESSURE DATA]
TOTAL FM JAN 1   118    HIGHEST SLP 30.32 ON 11
DPTR FM NORMAL   -17    LOWEST  SLP 29.69 ON 17

[REMARKS]
#FINAL-05-20#


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