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000
CXUS53 KGID 011856
CF6ODX

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

                                          STATION:   ORD NE
                                          MONTH:     APRIL
                                          YEAR:      2011
                                          LATITUDE:   41 37 N
                                          LONGITUDE:  98 57 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  60  36  48   4  17   0    T    M    M 11.2 26 330   M    M   5        33 310
 2  76  35  56  11   9   0    T    M    M  8.8 16 160   M    M   3        22 170
 3  59  37  48   3  17   0 0.01    M    M 19.3 39 330   M    M   3        48 350
 4  51  29  40  -5  25   0    T    M    M 18.5 39 340   M    M   4        47 330
 5  73  26  50   4  15   0 0.00    M    M 10.1 26 360   M    M   2 8      33 340
 6  62  40  51   5  14   0 0.00    M    M  6.7 25  10   M    M   1        33  10
 7  57  41  49   2  16   0 0.00    M    M  8.9 18 150   M    M   5        28 160
 8  54  43  49   2  16   0 0.00    M    M  8.0 14 130   M    M  10 18     20 140
 9  79  51  65  18   0   0 0.00    M    M  6.7 29 320   M    M   5 128    35 330
10  59  36  48   0  17   0    T    M    M 12.5 23 330   M    M   9 1      28 330
11  63  32  48   0  17   0 0.00    M    M  9.3 21 340   M    M   0        28 320
12  77  32  55   6  10   0 0.00    M    M  8.8 23 190   M    M   0        28 190
13  59  39  49   0  16   0 0.00    M    M 17.0 31  20   M    M   1        40  20
14  50  37  44  -5  21   0 1.17    M    M 15.0 30  50   M    M   9 13     37  50
15  43  31  37 -13  28   0 0.47    M    M 25.9 40 340   M    M  10 12     51 340
16  62  26  44  -6  21   0 0.00    M    M 10.0 22 330   M    M   3        26 330
17  52  27  40 -10  25   0 0.15    M    M  7.4 17 110   M    M   5 1      22 120
18  43  35  39 -12  26   0 0.04    M    M 10.5 22  40   M    M  10 1      26  50
19  41  32  37 -14  28   0 0.25    M    M  8.9 15  20   M    M  10 1      20  50
20  53  30  42  -9  23   0 0.00    M    M  8.5 21 320   M    M   2        26  10
21  50  37  44  -8  21   0 0.12    M    M 10.9 22 180   M    M   8 1      29 180
22  67  41  54   2  11   0 0.21    M    M 14.9 30 270   M    M   5 1      39 270
23  52  29  41 -11  24   0 0.00    M    M 11.1 31 320   M    M   6        40 320
24  58  30  44  -9  21   0 0.00    M    M  2.5 12 210   M    M   2        18 130
25  50  31  41 -12  24   0 0.04    M    M  6.1 14  80   M    M   7 1      16  30
26  56  37  47  -6  18   0 0.00    M    M 10.1 18  20   M    M   8        22  20
27  60  37  49  -5  16   0    T    M    M 14.5 29 340   M    M   7        36 330
28  70  37  54   0  11   0 0.00    M    M 10.1 24 320   M    M   0        29 340
29  79  42  61   6   4   0 0.02    M    M 17.2 43 320   M    M   1 3      58 320
30  59  39  49  -6  16   0 0.03    M    M 17.3 33 320   M    M   4        40 270
================================================================================
SM 1774 1055       527   0  2.51    M    346.7          M      145
================================================================================
AV 59.1 35.2                              11.6 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->  # 43 320               # 58  320
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:  ORD NE
                                          MONTH:    APRIL
                                          YEAR:     2011
                                          LATITUDE:   41 37 N
                                          LONGITUDE:  98 57 W

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

AVERAGE MONTHLY: 47.2   TOTAL FOR MONTH:   2.51    1 = FOG OR MIST
DPTR FM NORMAL:  -2.5   DPTR FM NORMAL:    0.00    2 = FOG REDUCING VISIBILITY
HIGHEST:    79 ON 29, 9 GRTST 24HR  1.47 ON 14-15      TO 1/4 MILE OR LESS
LOWEST:     26 ON 16, 5                            3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:    M          5 = HAIL
                        GRTST 24HR    M  ON   M    6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:  M  ON   M    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:   0    0.10 INCH OR MORE:   6
MIN 32 OR BELOW:  12    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.   527    CLEAR  (SCALE 0-3)  12
DPTR FM NORMAL    65    PTCLDY (SCALE 4-7)  12
TOTAL FM JUL 1  6654    CLOUDY (SCALE 8-10)  6
DPTR FM NORMAL   361

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL    -3    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP 30.27 ON 20
DPTR FM NORMAL    -3    LOWEST  SLP 29.27 ON  3

[REMARKS]
#FINAL-04-11#