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000
CXUS55 KLOT 010700
CF6ORD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   CHICAGO-OHARE IL
                                          MONTH:     JULY
                                          YEAR:      2011
                                          LATITUDE:   41 58 N
                                          LONGITUDE:  87 54 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  89  72  81   9   0  16 0.00  0.0    0 14.9 30 150   M    M   8        39 140
 2  94  71  83  11   0  18 0.00  0.0    0  8.3 17 330   M    M   6 1      28  50
 3  84  69  77   5   0  12 0.00  0.0    0  5.9 17  20   M    M   6        24  40
 4  89  65  77   5   0  12 0.00  0.0    0  4.3 14  50   M    M   3        24  50
 5  91  68  80   8   0  15 0.00  0.0    0  6.2 13 290   M    M   3        20 280
 6  86  70  78   6   0  13    T  0.0    0  7.5 17  50   M    M   6        30  50
 7  82  63  73   0   0   8    T  0.0    0  6.2 13  40   M    M   8        26  60
 8  86  61  74   1   0   9 0.00  0.0    0  6.0 13  60   M    M   0        26  50
 9  91  61  76   3   0  11 0.00  0.0    0  5.9 16 180   M    M   3        28 160
10  91  74  83  10   0  18    T  0.0    0  9.7 16 170   M    M   6 8      29  40
11  88  71  80   7   0  15 0.39  0.0    0  8.5 47 300   M    M   6 138    63 310
12  87  70  79   6   0  14 0.01  0.0    0  7.7 16 330   M    M   4        24  60
13  74  63  69  -4   0   4 0.00  0.0    0 10.9 18  30   M    M   7        31  60
14  82  59  71  -2   0   6 0.00  0.0    0  8.0 16  90   M    M   7        25  70
15  87  70  79   6   0  14    T  0.0    0  6.7 14 100   M    M   8        24  70
16  89  71  80   6   0  15    T  0.0    0  4.3 12 180   M    M   8        16 340
17  95  69  82   8   0  17 0.00  0.0    0  6.4 15 200   M    M   3        18 210
18  92  80  86  12   0  21 0.01  0.0    0 10.8 21 230   M    M   8 8      28 270
19  93  78  86  12   0  21 0.00  0.0    0  6.2 13  50   M    M   5        24  70
20  99  73  86  12   0  21 0.02  0.0    0 10.7 22 230   M    M   6 138    29 220
21  99  75  87  13   0  22 0.02  0.0    0  8.8 24 300   M    M   3 3      31 300
22  88  70  79   5   0  14 1.55  0.0    0  9.0 35  30   M    M   6 138    47  30
23  87  70  79   5   0  14 6.86  0.0    0  5.3 26  40   M    M   9 13     37  40
24  87  72  80   6   0  15 0.18  0.0    0  6.4 29 170   M    M   8 13     35 170
25  88  73  81   7   0  16 0.00  0.0    0  6.5 16 340   M    M   3        23  40
26  83  71  77   3   0  12 0.00  0.0    0  8.5 15  50   M    M   5        30  60
27  90  68  79   5   0  14 0.71  0.0    0  9.5 30 300   M    M   9 138    46 300
28  87  73  80   6   0  15 0.70  0.0    0  6.8 25 280   M    M   8 13     36 320
29  86  71  79   5   0  14 0.70  0.0    0  5.9 21 320   M    M   7 13     29  40
30  91  67  79   5   0  14 0.00  0.0    0  3.4 12  60   M    M   2        20 360
31  90  68  79   5   0  14 0.00  0.0    0  5.0 13 280   M    M   3 1      17 280
================================================================================
SM 2745 2156         0 444 11.15     0.0 230.2          M      174
================================================================================
AV 88.5 69.5                               7.4 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->  # 47 300               # 63  310
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2

                                          STATION:  CHICAGO-OHARE IL
                                          MONTH:    JULY
                                          YEAR:     2011
                                          LATITUDE:   41 58 N
                                          LONGITUDE:  87 54 W

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

AVERAGE MONTHLY: 79.0   TOTAL FOR MONTH:  11.15    1 = FOG OR MIST
DPTR FM NORMAL:   5.7   DPTR FM NORMAL:    7.64    2 = FOG REDUCING VISIBILITY
HIGHEST:    99 ON 21,20 GRTST 24HR  8.21 ON 22-23      TO 1/4 MILE OR LESS
LOWEST:     59 ON 14                               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:  11
MAX 90 OR ABOVE:  12    0.10 INCH OR MORE:   7
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   5
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   2

[HDD (BASE 65) ]
TOTAL THIS MO.     0    CLEAR  (SCALE 0-3)   5
DPTR FM NORMAL    -6    PTCLDY (SCALE 4-7)  23
TOTAL FM JUL 1     0    CLOUDY (SCALE 8-10)  3
DPTR FM NORMAL    -6

[CDD (BASE 65) ]
TOTAL THIS MO.   444
DPTR FM NORMAL   165    [PRESSURE DATA]
TOTAL FM JAN 1   681    HIGHEST SLP M ON M
DPTR FM NORMAL   185    LOWEST  SLP 29.75 ON 20

[REMARKS]
#FINAL-07-11#