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

                                          STATION:   CHICAGO-OHARE
                                          MONTH:     AUGUST
                                          YEAR:      2014
                                          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  85  62  74   0   0   9 0.15  0.0    0  6.9 25  40   M    M   5 3      30  30
 2  86  59  73  -1   0   8 0.00  0.0    0  4.2 14  50   M    M   2        16  50
 3  87  62  75   1   0  10 0.00  0.0    0  6.9 15 280   M    M   4        19 250
 4  87  67  77   3   0  12 2.76  0.0    0  7.5 22  30   M    M   6 13     24  30
 5  80  64  72  -1   0   7    T  0.0    0  6.3 15  50   M    M   7 18     17  50
 6  80  62  71  -2   0   6 0.00  0.0    0  6.3 10  40   M    M   8         M  M 
 7  81  61  71  -2   0   6 0.00  0.0    0  9.0 15  80   M    M   7         M  M 
 8  82  66  74   1   0   9 0.00  0.0    0 10.7 21 100   M    M   5 8      25 110
 9  80  66  73   0   0   8 0.00  0.0    0  9.1 18  50   M    M   5        22  70
10  81  69  75   2   0  10 0.00  0.0    0  8.6 16 350   M    M   9        19 360
11  82  67  75   2   0  10 0.85  0.0    0  6.8 17 320   M    M   9 13     21 320
12  70  61  66  -7   0   1 0.07  0.0    0 12.0 25 330   M    M   9        31 330
13  82  57  70  -3   0   5 0.00  0.0    0  9.3 18 300   M    M   4        24 320
14  72  57  65  -8   0   0 0.00  0.0    0  7.7 14  50   M    M   5        19  60
15  78  52  65  -8   0   0 0.00  0.0    0  6.0 13 220   M    M   3        17 260
16  82  62  72  -1   0   7 0.00  0.0    0  8.3 16 250   M    M   6        19 250
17  71  64  68  -5   0   3    T  0.0    0  8.5 15  20   M    M   9 18     19  40
18  83  65  74   2   0   9 0.00  0.0    0  4.9 14 210   M    M   6 18     17 210
19  86  69  78   6   0  13 0.09  0.0    0 10.7 24 250   M    M   7 3      32 260
20  86  66  76   4   0  11 0.00  0.0    0  7.9 17 240   M    M   5 8      22 240
21  79  70  75   3   0  10 0.98  0.0    0  5.0 14 150   M    M  10 13     17 130
22  86  72  79   7   0  14 1.58  0.0    0  5.1 15 250   M    M   8 138    20 260
23  86  68  77   5   0  12 0.34  0.0    0  5.0 29 300   M    M   9 138    36 300
24  88  70  79   7   0  14 0.00  0.0    0  7.4 12 120   M    M   6        17 150
25  88  71  80   8   0  15 0.01  0.0    0  6.7 24 340   M    M   7 138    30 340
26  85  71  78   7   0  13 0.12  0.0    0  6.1 31 330   M    M   6 38     37 330
27  82  67  75   4   0  10 0.00  0.0    0  6.9 15  30   M    M   7        18  40
================================================================================
SM 2215 1747         0 232  6.95     0.0 199.8          M      174              
================================================================================
AV 82.0 64.7                               7.4 FASTST   M    M   6    MAX(MPH)  
                                 MISC ---->  # 31 330               # 37  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:  CHICAGO-OHARE
                                          MONTH:    AUGUST
                                          YEAR:     2014
                                          LATITUDE:   41 58 N                   
                                          LONGITUDE:  87 54 W                   

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

AVERAGE MONTHLY: 73.4   TOTAL FOR MONTH:   6.95    1 = FOG OR MIST              
DPTR FM NORMAL:   0.7   DPTR FM NORMAL:    2.61    2 = FOG REDUCING VISIBILITY  
HIGHEST:    88 ON 24,25 GRTST 24HR  2.76 ON  4- 4      TO 1/4 MILE OR LESS      
LOWEST:     52 ON 15                               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:  10                                  
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   7                                  
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   4                                  
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   2                                  

[HDD (BASE 65) ]                                                                
TOTAL THIS MO.     0    CLEAR  (SCALE 0-3)   2                                  
DPTR FM NORMAL     0    PTCLDY (SCALE 4-7)  19                                  
TOTAL FM JUL 1     5    CLOUDY (SCALE 8-10)  6                                  
DPTR FM NORMAL     1                                                            

[CDD (BASE 65) ]                                                                
TOTAL THIS MO.   232                                                            
DPTR FM NORMAL    17    [PRESSURE DATA]                                         
TOTAL FM JAN 1   670    HIGHEST SLP M ON M                                      
DPTR FM NORMAL   -47    LOWEST  SLP 29.69 ON 19                                 

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