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000
CXUS53 KLSX 011600
CF6CPS
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   CAHOKIA/ST. LOUIS
                                          MONTH:     AUGUST
                                          YEAR:      2012
                                          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
================================================================================

 1 100  73  87   9   0  22 0.00  0.0    0  3.5  8 130   M    M   0         M  M
 2  96  71  84   6   0  19    T  0.0    0  4.6 17  10   M    M   1        21  60
 3  99  72  86   8   0  21 0.00  0.0    0  4.3 13 140   M    M   2        16 130
 4  93  75  84   6   0  19 0.06  0.0    0  5.2 22 260   M    M   1 13     35 260
 5  90  67  79   1   0  14    T  0.0    0  5.9 18 350   M    M   2 13     23 350
 6  93  63  78   0   0  13 0.00  0.0    0  1.5 12 130   M    M   1 8      15 140
 7  97  62  80   2   0  15 0.00  0.0    0  1.5  9 220   M    M   0 8      14 220
 8 100  67  84   7   0  19    T  0.0    0  5.6 32 300   M    M   1 3      44 300
 9  94  70  82   5   0  17 0.00  0.0    0  6.7 18 340   M    M   2        33 340
10  80  63  72  -5   0   7 0.00  0.0    0 10.9 20 350   M    M   4        24 350
11  86  53  70  -7   0   5 0.00  0.0    0  3.1 10 330   M    M   0         M  M
12  84  56  70  -7   0   5    T  0.0    0  3.8 10 160   M    M   3 3       M  M
13  80  65  73  -4   0   8 0.58  0.0    0  9.5 25 320   M    M   6 38     31 310
14  80  61  71  -6   0   6 0.00  0.0    0  4.6 13 350   M    M   4        16 320
15  91  58  75  -2   0  10 0.00  0.0    0  4.1 13 150   M    M   0 1      17 140
16  98  67  83   6   0  18 1.35  0.0    0  5.1 29 330   M    M   3 138    36 330
17  81  57  69  -7   0   4 0.00  0.0    0  5.8 15 350   M    M   2        18 350
18  82  53  68  -8   0   3 0.00  0.0    0  1.5 10  10   M    M   0        14  60
19  83  57  70  -6   0   5    T  0.0    0  2.5 15 350   M    M   5        20 350
20  84  53  69  -7   0   4 0.00  0.0    0  3.3 14 340   M    M   3 1      23 330
21  89  56  73  -3   0   8 0.01  0.0    0  2.6 13  10   M    M   2        18  10
22  93  58  76   0   0  11 0.00  0.0    0  2.1 10 130   M    M   0        14 130
23  96  59  78   3   0  13 0.00  0.0    0  3.1 10 140   M    M   1        13 140
24  94  66  80   5   0  15 0.00  0.0    0  3.9 13 200   M    M   0        17 200
25  91  63  77   2   0  12    T  0.0    0  7.8 22 140   M    M   4        32 180
26  92  71  82   7   0  17 0.30  0.0    0  5.9 22 320   M    M   8 13     31 320
27  90  64  77   3   0  12 0.00  0.0    0  5.8 14  30   M    M   5        20  10
28  93  60  77   3   0  12 0.00  0.0    0  3.8 17  10   M    M   0 1      22  30
29  91  60  76   2   0  11 0.00  0.0    0  3.8 14  80   M    M   0        17  80
30  97  62  80   6   0  15 0.00  0.0    0  3.9 12 130   M    M   0        21 160
31  83  72  78   5   0  13 2.77  0.0    0  6.5 18 130   M    M   5 128    25 130
================================================================================
SM 2800 1954         0 373  5.07     0.0 142.2          M       65
================================================================================
AV 90.3 63.0                               4.6 FASTST   M    M   2    MAX(MPH)
                                 MISC ---->  # 32 300               # 44  300
================================================================================
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:     2012
                                          LATITUDE:   38 34 N
                                          LONGITUDE:  90  9 W

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

AVERAGE MONTHLY: 76.7   TOTAL FOR MONTH:   5.07    1 = FOG OR MIST
DPTR FM NORMAL:   0.5   DPTR FM NORMAL:    1.92    2 = FOG REDUCING VISIBILITY
HIGHEST:   100 ON  8, 1 GRTST 24HR  2.77 ON 31-31      TO 1/4 MILE OR LESS
LOWEST:     53 ON 20,18                            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:  20    0.10 INCH OR MORE:   4
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.     0    CLEAR  (SCALE 0-3)  21
DPTR FM NORMAL    -2    PTCLDY (SCALE 4-7)  10
TOTAL FM JUL 1     0    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL    -2

[CDD (BASE 65) ]
TOTAL THIS MO.   373
DPTR FM NORMAL    24    [PRESSURE DATA]
TOTAL FM JAN 1  1651    HIGHEST SLP 30.12 ON  5
DPTR FM NORMAL   493    LOWEST  SLP 29.68 ON  2

[REMARKS]
#FINAL-08-12#