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000
CXUS55 KLOT 220700
CF6ORD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   CHICAGO-OHARE
                                          MONTH:     MAY
                                          YEAR:      2013
                                          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  84  56  70  16   0   5 0.00  0.0    0  9.7 20 180   M    M   2        24 180
 2  55  42  49  -6  16   0 0.11  0.0    0 15.4 24  40   M    M   7 1      39  50
 3  48  40  44 -11  21   0 0.05  0.0    0 11.5 22  40   M    M  10 1      28  30
 4  71  48  60   4   5   0 0.02  0.0    0  7.0 18  70   M    M   8        33  60
 5  69  48  59   3   6   0    T  0.0    0  9.3 17  50   M    M   7        32  40
 6  71  50  61   5   4   0    T  0.0    0  8.0 18  50   M    M   8        31  40
 7  75  48  62   6   3   0 0.00  0.0    0  5.8 12  70   M    M   5        23  70
 8  79  48  64   7   1   0 0.00  0.0    0  5.1 13 100   M    M   4        23  60
 9  75  46  61   4   4   0 0.32  0.0    0  5.8 22 220   M    M   9        30  40
10  47  44  46 -11  19   0 0.13  0.0    0 10.0 20  20   M    M   9 1      30  10
11  60  43  52  -6  13   0 0.00  0.0    0 12.7 31 320   M    M   7        37 310
12  55  37  46 -12  19   0 0.00  0.0    0 11.2 23 310   M    M   4        32  60
13  64  36  50  -8  15   0 0.00  0.0    0  5.9 16  30   M    M   4        24  60
14  91  50  71  12   0   6 0.00  0.0    0 11.7 22 210   M    M   3        31 210
15  84  60  72  13   0   7 0.00  0.0    0  8.4 21 240   M    M   6        30 240
16  83  53  68   9   0   3 0.00  0.0    0  5.0 16  50   M    M   5        23  50
17  70  55  63   4   2   0    T  0.0    0  6.8 16  40   M    M   9 8      24  60
18  80  56  68   8   0   3 0.00  0.0    0  6.5 15 120   M    M   5        17 110
19  86  58  72  12   0   7 0.00  0.0    0  7.6 22 130   M    M   6 18     26 160
20  89  65  77  17   0  12 1.09  0.0    0 13.7 31 240   M    M   7 13     45 220
21  81  64  73  12   0   8 0.56  0.0    0 12.1 25 220   M    M   7 13     32 210
================================================================================
SM 1517 1047       128  51  2.28     0.0 189.2          M      132
================================================================================
AV 72.2 49.9                               9.0 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->  # 31 320               # 45  220
================================================================================
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:    MAY
                                          YEAR:     2013
                                          LATITUDE:   41 58 N
                                          LONGITUDE:  87 54 W

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

AVERAGE MONTHLY: 61.0   TOTAL FOR MONTH:   2.28    1 = FOG OR MIST
DPTR FM NORMAL:   3.4   DPTR FM NORMAL:   -0.21    2 = FOG REDUCING VISIBILITY
HIGHEST:    91 ON 14    GRTST 24HR  1.18 ON 20-21      TO 1/4 MILE OR LESS
LOWEST:     36 ON 13                               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:   7
MAX 90 OR ABOVE:   1    0.10 INCH OR MORE:   5
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   2
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.   128    CLEAR  (SCALE 0-3)   2
DPTR FM NORMAL   -48    PTCLDY (SCALE 4-7)  14
TOTAL FM JUL 1  6066    CLOUDY (SCALE 8-10)  5
DPTR FM NORMAL  -177

[CDD (BASE 65) ]
TOTAL THIS MO.    51
DPTR FM NORMAL    29    [PRESSURE DATA]
TOTAL FM JAN 1    59    HIGHEST SLP M ON M
DPTR FM NORMAL    27    LOWEST  SLP 29.62 ON 14

[REMARKS]