000
CXUS55 KLOT 011156
CF6ORD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   CHICAGO-OHARE
                                          MONTH:     MARCH
                                          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  30  25  28  -4  37   0 0.02  0.7    3 14.0 21 350   M    M  10 1      30  10
 2  31  17  24  -9  41   0    T    T    3 11.3 18 330   M    M   7        25  10
 3  34  15  25  -8  40   0 0.00  0.0    3  4.8 12 340   M    M   3        25  20
 4  34  18  26  -8  39   0    T    T    3  8.2 17 100   M    M   9        23  60
 5  33  29  31  -3  34   0 0.66  9.2    3 11.9 21 350   M    M  10 129    29  10
 6  34  28  31  -3  34   0    T    T   10 12.3 21 340   M    M  10 1      25 340
 7  40  26  33  -2  32   0 0.00  0.0    9  5.3 12  70   M    M   8        22  60
 8  40  19  30  -5  35   0 0.00  0.0    6  6.6 13 170   M    M   4 1      15 170
 9  44  30  37   2  28   0 0.04    T    5 11.0 22 180   M    M   8 4      26 180
10  51  39  45   9  20   0 0.87  0.0    T  8.7 23 210   M    M  10 1      28 200
11  48  33  41   5  24   0 0.07    T    0  9.7 18 260   M    M  10 12     24 250
12  37  26  32  -4  33   0 0.05  0.3    0 15.1 25 260   M    M   9 1      37 240
13  33  22  28  -9  37   0    T    T    0 13.1 23 310   M    M   3        29 330
14  37  23  30  -7  35   0    T    T    0  6.4 13 200   M    M   6        16 220
15  41  30  36  -2  29   0 0.20  0.0    0  5.8 15  60   M    M   9 1      21  40
16  35  30  33  -5  32   0    T    T    0  9.9 20  10   M    M  10 1      29  30
17  35  26  31  -7  34   0 0.00  0.0    0 12.7 22 120   M    M   9        35  60
18  35  21  28 -11  37   0 0.08  0.1    0 13.7 31 280   M    M  10 1246   43 250
19  32  17  25 -14  40   0    T    T    0 21.1 30 280   M    M   5        40 270
20  25  14  20 -19  45   0    T    T    0 15.3 23 290   M    M   4        31 300
21  33  14  24 -16  41   0 0.00  0.0    0  7.9 15 320   M    M   1        21 350
22  41  20  31  -9  34   0 0.00  0.0    0  5.3 12 310   M    M   2        24  50
23  41  25  33  -7  32   0 0.00  0.0    0  7.3 16  60   M    M   7        30  50
24  37  32  35  -6  30   0 0.01  0.1    0 18.4 30  50   M    M  10        43  10
25  38  32  35  -6  30   0    T    T    0 15.7 26  10   M    M  10        32  20
26  43  29  36  -6  29   0 0.00  0.0    0  8.7 17 330   M    M   8        23 330
27  42  31  37  -5  28   0 0.00  0.0    0  7.3 13 320   M    M   9        15 320
28  51  28  40  -2  25   0 0.00  0.0    0  4.7 12 320   M    M   3        24  60
29  55  32  44   2  21   0 0.00  0.0    0  2.9 13  70   M    M   3        25  60
30  59  28  44   1  21   0    T  0.0    0  9.6 22 210   M    M   6        29 200
31  59  36  48   5  17   0    T  0.0    0 14.5 28 280   M    M   7 18     35 270
================================================================================
SM 1228  795       994   0  2.00    10.4 319.2          M      220
================================================================================
AV 39.6 25.6                              10.3 FASTST   M    M   7    MAX(MPH)
                                 MISC ---->  # 31 280               # 43  250
================================================================================
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:    MARCH
                                          YEAR:     2013
                                          LATITUDE:   41 58 N
                                          LONGITUDE:  87 54 W

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

AVERAGE MONTHLY: 32.6   TOTAL FOR MONTH:   2.00    1 = FOG OR MIST
DPTR FM NORMAL:  -5.3   DPTR FM NORMAL:   -0.50    2 = FOG REDUCING VISIBILITY
HIGHEST:    59 ON 31,30 GRTST 24HR  0.87 ON 10-10      TO 1/4 MILE OR LESS
LOWEST:     14 ON 21,20                            3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:  10.4 INCHES  5 = HAIL
                        GRTST 24HR   9.2 ON   M    6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:  10 ON  6     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:   4    0.01 INCH OR MORE:   9
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   3
MIN 32 OR BELOW:  28    0.50 INCH OR MORE:   2
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   994    CLEAR  (SCALE 0-3)   6
DPTR FM NORMAL   153    PTCLDY (SCALE 4-7)  10
TOTAL FM JUL 1  5396    CLOUDY (SCALE 8-10) 15
DPTR FM NORMAL  -179

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL    -1    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP 30.49 ON  8
DPTR FM NORMAL    -1    LOWEST  SLP 29.54 ON 11

[REMARKS]
#FINAL-03-13#