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

                                          STATION:   CAHOKIA/ST. LOUIS IL
                                          MONTH:     AUGUST
                                          YEAR:      2010
                                          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  87  67  77   M   0  12 0.00  0.0    0  2.8 10  50   M    M   1 128    14 360
 2  89  65  77   M   0  12 0.00  0.0    0  3.9 10 140   M    M   0 1      13 140
 3  99  75  87   M   0  22 0.00  0.0    0  3.4 17 350   M    M   0 18     24 350
 4  99  74  87   M   0  22 0.00  0.0    0  4.8 15 340   M    M   0 1      20 330
 5  88  73  81   M   0  16 0.08  0.0    0  5.7 18 330   M    M   4 138    22 330
 6  86  67  77   M   0  12 0.00  0.0    0  4.1 13 360   M    M   0 1      21  30
 7  87  62  75   M   0  10 0.00  0.0    0  3.7  9 150   M    M   0 18     14 150
 8  93  66  80   M   0  15 0.00  0.0    0  3.5 10 200   M    M   0 18     13 190
 9  93  73  83   M   0  18 0.00  0.0    0  2.1  7 170   M    M   1 18      9 160
10  99  75  87   M   0  22 0.00  0.0    0  3.3 13 160   M    M   0 18     17 180
11  97  74  86   M   0  21 0.00  0.0    0  3.3 14 350   M    M   1 1      16 360
12  97  71  84   M   0  19 0.50  0.0    0  2.8 28 350   M    M   2 138    37 350
13  95  70  83   M   0  18 0.00  0.0    0  5.0 14  60   M    M   1 13     16  90
14  93  72  83   M   0  18 0.37  0.0    0  4.7 25 360   M    M   3 13     32  10
15  89  71  80   M   0  15 0.00  0.0    0  6.9 18 330   M    M   4        22 350
16  85  63  74   M   0   9 0.00  0.0    0  3.6 12  10   M    M   0 1      16 360
17  85  59  72   M   0   7    T  0.0    0  4.7 13  50   M    M   0 1      17  70
18  89  68  79   M   0  14 0.00  0.0    0  3.9 12  80   M    M   3 1      13  90
19  94  68  81   M   0  16    T  0.0    0  4.7 12 130   M    M   1 18     17 140
20  91  72  82   M   0  17 0.93  0.0    0  4.7 28 330   M    M   1 13     35 320
21  87  69  78   M   0  13 0.44  0.0    0  5.0 15  10   M    M   5 13     18 360
22  89  69  79   M   0  14 0.00  0.0    0  3.4  9  30   M    M   3 18     12  30
23  87  64  76   M   0  11 0.00  0.0    0  3.8 10  20   M    M   0 1      18 120
24  86  63  75   M   0  10 0.00  0.0    0  5.9 21 340   M    M   2 128    26 340
25  79  58  69   M   0   4 0.00  0.0    0  9.5 18 340   M    M   1        29 350
26  81  54  68   M   0   3 0.00  0.0    0  2.3 12 360   M    M   0 1      16 300
27  84  54  69   M   0   4 0.00  0.0    0  2.3 10  90   M    M   0 12     16  90
28  89  53  71   M   0   6 0.00  0.0    0  4.2 13 150   M    M   0 1      16 150
29  90  70  80   M   0  15 0.00  0.0    0  6.5 17 140   M    M   1        25 140
30  86  70  78   M   0  13 0.00  0.0    0  7.0 15 160   M    M   6        20 150
31  89  71  80   M   0  15 0.00  0.0    0  7.0 15 160   M    M   2 1      23 150
================================================================================
SM 2782 2080         0 423  2.32     0.0 138.5          M       42
================================================================================
AV 89.7 67.1                               4.5 FASTST   M    M   1    MAX(MPH)
                                 MISC ---->  # 28 350               # 37  350
================================================================================
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 IL
                                          MONTH:    AUGUST
                                          YEAR:     2010
                                          LATITUDE:   38 34 N
                                          LONGITUDE:  90  9 W

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

AVERAGE MONTHLY: 78.4   TOTAL FOR MONTH:   2.32    1 = FOG OR MIST
DPTR FM NORMAL:     M   DPTR FM NORMAL:       M    2 = FOG REDUCING VISIBILITY
HIGHEST:    99 ON 10, 4 GRTST 24HR  1.37 ON 20-21      TO 1/4 MILE OR LESS
LOWEST:     53 ON 28                               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:   5
MAX 90 OR ABOVE:  12    0.10 INCH OR MORE:   4
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   2
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.     0    CLEAR  (SCALE 0-3)  25
DPTR FM NORMAL     M    PTCLDY (SCALE 4-7)   6
TOTAL FM JUL 1     0    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL     M

[CDD (BASE 65) ]
TOTAL THIS MO.   423
DPTR FM NORMAL     M    [PRESSURE DATA]
TOTAL FM JAN 1  1445    HIGHEST SLP M ON M
DPTR FM NORMAL     M    LOWEST  SLP 29.61 ON 13

[REMARKS]
#FINAL-08-10#