WFO Monthly/Daily Climate Data
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CXUS55 KLOT 010700
CF6ORD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   CHICAGO-OHARE
                                          MONTH:     OCTOBER
                                          YEAR:      2015
                                          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  59  52  56  -2   9   0 0.00  0.0    0 18.1 28  40   M    M   6        36  40
 2  60  51  56  -2   9   0 0.00  0.0    0 19.1 25  50   M    M   5        38  50
 3  54  48  51  -6  14   0 0.01  0.0    0 17.1 25  50   M    M  10 18     37  60
 4  57  50  54  -3  11   0 0.00  0.0    0 11.3 17  50   M    M  10        25  60
 5  60  55  58   2   7   0 0.00  0.0    0  6.9 10  50   M    M  10 1      19  40
 6  71  55  63   7   2   0    T  0.0    0  5.0 12 140   M    M   7 1      19 110
 7  71  54  63   7   2   0 0.00  0.0    0  7.3 15  50   M    M   6 1      19  50
 8  77  50  64   9   1   0 0.05  0.0    0  8.2 21 220   M    M   7        26 200
 9  64  47  56   1   9   0 0.00  0.0    0 10.4 20 340   M    M   8        25 350
10  65  42  54   0  11   0 0.00  0.0    0  5.9 15 220   M    M   6 8      20 250
11  79  51  65  11   0   0 0.00  0.0    0 12.7 23 200   M    M   2        29 200
12  75  53  64  10   1   0 0.00  0.0    0 15.5 31 280   M    M   5 8      41 280
13  63  47  55   1  10   0 0.00  0.0    0 11.6 23 290   M    M   6        30 310
14  63  42  53   0  12   0 0.00  0.0    0  8.1 17 290   M    M   2 8      21 290
15  69  46  58   5   7   0    T  0.0    0 11.2 33 320   M    M   4 8      44 280
16  55  37  46  -6  19   0 0.00  0.0    0 11.1 21 320   M    M   2        26 280
17  53  33  43  -9  22   0 0.00  0.0    0  9.2 21 310   M    M   2        25 310
18  60  33  47  -5  18   0 0.00  0.0    0  5.8 12 310   M    M   1        14 310
19  73  47  60   8   5   0 0.00  0.0    0 18.7 28 210   M    M   4 8      38 210
20  74  57  66  15   0   1 0.11  0.0    0 10.0 20 210   M    M   8 8      27 230
21  75  52  64  13   1   0 0.01  0.0    0 10.7 22 230   M    M   8        28 210
22  62  51  57   7   8   0 0.00  0.0    0  7.2 13  30   M    M   7        19  60
23  64  52  58   8   7   0 0.16  0.0    0 11.7 18 130   M    M  10 1      23 120
24  66  46  56   6   9   0 0.30  0.0    0 14.2 26 270   M    M  10 1      37 270
25  62  41  52   2  13   0 0.00  0.0    0  4.1 13 330   M    M   1        17 330
26  61  37  49   0  16   0 0.00  0.0    0  5.7 14 110   M    M   6 1      18  70
27  56  50  53   4  12   0 0.49  0.0    0 13.5 26 110   M    M  10 1      32 110
28  56  37  47  -1  18   0 0.33  0.0    0 15.0 31 280   M    M   9 1      42 270
29  47  36  42  -6  23   0    T  0.0    0 15.5 28 270   M    M   8        36 250
30  56  36  46  -2  19   0 0.00  0.0    0  6.8 15 180   M    M   5        18 180
31  52  45  49   2  16   0 0.77  0.0    0 11.3 22 270   M    M  10 1      28 270
================================================================================
SM 1959 1433       311   1  2.23     0.0 338.9          M      195
================================================================================
AV 63.2 46.2                              10.9 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->  # 33 320               # 44  280
================================================================================
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:    OCTOBER
                                          YEAR:     2015
                                          LATITUDE:   41 58 N
                                          LONGITUDE:  87 54 W

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

AVERAGE MONTHLY: 54.7   TOTAL FOR MONTH:   2.23    1 = FOG OR MIST
DPTR FM NORMAL:   2.2   DPTR FM NORMAL:   -0.92    2 = FOG REDUCING VISIBILITY
HIGHEST:    79 ON 11    GRTST 24HR  0.91 ON 27-28      TO 1/4 MILE OR LESS
LOWEST:     33 ON 18,17                            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:   9
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   6
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   311    CLEAR  (SCALE 0-3)   6
DPTR FM NORMAL   -86    PTCLDY (SCALE 4-7)  17
TOTAL FM JUL 1   366    CLOUDY (SCALE 8-10)  8
DPTR FM NORMAL  -149

[CDD (BASE 65) ]
TOTAL THIS MO.     1
DPTR FM NORMAL   -10    [PRESSURE DATA]
TOTAL FM JAN 1   806    HIGHEST SLP M ON M
DPTR FM NORMAL   -37    LOWEST  SLP 28.99 ON 31

[REMARKS]
#FINAL-10-15#


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