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:     AUGUST
                                          YEAR:      2021
                                          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  86  62  74  -5   0   9 0.00  0.0    0  5.4 16 360   M    M   2 18     23  10
 2  81  61  71  -8   0   6 0.00  0.0    0  3.7 14  60   M    M   2 1      18  50
 3  82  59  71  -8   0   6 0.00  0.0    0  2.7 13  70   M    M   3 1      17  60
 4  84  56  70  -9   0   5 0.00  0.0    0  2.5  9  80   M    M   1 1      16  80
 5  84  58  71  -8   0   6 0.00  0.0    0  4.3 12 150   M    M   0        17 170
 6  87  65  76  -2   0  11 0.00  0.0    0    M  M   M   M    M   0         M   M
 7  90  66  78   0   0  13 0.00  0.0    0  5.8 13 140   M    M   0 1      18 140
 8  90  70  80   2   0  15 0.96  0.0    0  6.2 23 260   M    M   2 138    38 250
 9  91  70  81   3   0  16 0.37  0.0    0  6.3 14 260   M    M   4 13     20 260
10  92  71  82   4   0  17 0.26  0.0    0  6.6 21 280   M    M   1 138    34 280
11  94  77  86   8   0  21 0.00  0.0    0  7.2 15 180   M    M   0        24 190
12  95  69  82   4   0  17 0.97  0.0    0  6.2 49 330   M    M   2 13     66 320
13  90  66  78   0   0  13 0.00  0.0    0  5.0 16 340   M    M   2 1      20 310
14  84  64  74  -4   0   9 0.00  0.0    0  4.1 12  20   M    M   0        16  30
15  83  61  72  -5   0   7 0.00  0.0    0  4.9 13  50   M    M   2 1      18  60
16  85  64  75  -2   0  10 0.00  0.0    0  2.2 10  50   M    M   5 1      17  80
17  88  63  76  -1   0  11 0.00  0.0    0  1.0  6 150   M    M   1 1       9  50
18  87  65  76  -1   0  11 0.00  0.0    0  2.9 10 140   M    M   3 1      16 190
19  87  65  76  -1   0  11 0.00  0.0    0  2.5  8 160   M    M   2 18      M   M
20  90  68  79   3   0  14 0.00  0.0    0  5.4 13 150   M    M   2 1      17 190
21  88  73  81   5   0  16 0.00  0.0    0  6.8 16 330   M    M   5 1      23 260
22  90  69  80   4   0  15 0.00  0.0    0  3.6 10 340   M    M   0        14 330
23  95  68  82   6   0  17 1.14  0.0    0  3.5 35 160   M    M   1 3      65 170
24  93  69  81   5   0  16 0.00  0.0    0  4.8 14 160   M    M   0        18 160
25  96  74  85  10   0  20 0.00  0.0    0  3.9 10 140   M    M   1        15 140
26  93  72  83   8   0  18 0.00  0.0    0  4.9 22  30   M    M   0 3      31  20
27  93  69  81   6   0  16 0.00  0.0    0  2.8  7 220   M    M   0         M   M
28  92  71  82   7   0  17 0.00  0.0    0    M  M   M   M    M   M         M   M
29  92  71  82   8   0  17 0.03  0.0    0  3.5 12 200   M    M   M 3      17 200
30  87  69  78   4   0  13 0.13  0.0    0  3.3 17 140   M    M   4 13     25 150
31  85  67  76   2   0  11 0.38  0.0    0  4.2 21 330   M    M   6 1      26 330
================================================================================
SM 2754 2072         0 404  4.24  0.0    126.2          M       51
================================================================================
AV 88.8 66.8                               4.4 FASTST   M    M   2    MAX(MPH)
                                 MISC ---->    49 330                 66 320
================================================================================
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:     AUGUST
                                          YEAR:      2021
                                          LATITUDE:   38 34 N
                                          LONGITUDE:  90  9 W

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

AVERAGE MONTHLY: 77.8   TOTAL FOR MONTH:   4.24    1 = FOG OR MIST
DPTR FM NORMAL:   0.9   DPTR FM NORMAL:    0.56    2 = FOG REDUCING VISIBILITY
HIGHEST:    96 ON 25    GRTST 24HR  1.16 ON  8- 9      TO 1/4 MILE OR LESS
LOWEST:     56 ON  4                               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:  16    0.10 INCH OR MORE:   7
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   3
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.     0    CLEAR  (SCALE 0-3)  24
DPTR FM NORMAL    -1    PTCLDY (SCALE 4-7)   5
TOTAL FM JUL 1     0    CLOUDY (SCALE 8-10)  2
DPTR FM NORMAL     0

[CDD (BASE 65) ]
TOTAL THIS MO.   404
DPTR FM NORMAL    32    [PRESSURE DATA]
TOTAL FM JAN 1  1276    HIGHEST SLP 30.23 ON 14
DPTR FM NORMAL     1    LOWEST  SLP 29.67 ON 31

[REMARKS]
#FINAL-08-21#


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