WFO Monthly/Daily Climate Data
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CXUS53 KLOT 011455
CF6MDW
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   CHICAGO-MIDWAY
                                          MONTH:     MAY
                                          YEAR:      2020
                                          LATITUDE:   41 46 N
                                          LONGITUDE:  87 45 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  67  37  52  -4  13   0 0.00  0.0    0  4.6 14 110   M    M   5        19 110
 2  79  58  69  12   0   4    T  0.0    0 12.1 21 260   M    M   7        28 260
 3  73  48  61   4   4   0 0.00  0.0    0 10.5 24  20   M    M   5        34 360
 4  48  41  45 -12  20   0 0.00  0.0    0 14.3 23  50   M    M   7        30  20
 5  48  42  45 -13  20   0 0.23    M    0  9.1 17 100   M    M  10 1      24 100
 6  61  38  50  -8  15   0 0.00  0.0    0  7.7 15 360   M    M   6        20  10
 7  66  46  56  -2   9   0 0.00    M    M 10.8 26 320   M    M   5        34 320
 8  46  34  40 -18  25   0 0.00    M    M 14.2 28  30   M    M   5        37  20
 9  59  31  45 -14  20   0 0.00  0.0    0 10.3 22 260   M    M   2        31 280
10  53  37  45 -14  20   0 0.42    M    M 10.0 24 350   M    M   9 13     32 350
11  50  40  45 -14  20   0 0.00    M    M  8.0 16 330   M    M   8        21 330
12  62  39  51  -9  14   0 0.00  0.0    0  9.1 18 290   M    M   4        26 310
13  69  45  57  -3   8   0 0.03    M    M 12.1 21 140   M    M   6        34 170
14  73  55  64   4   1   0 1.74  0.0    0  8.4 21 290   M    M   9 13     34 300
15  77  57  67   6   0   2 0.28    M    0  7.8 18 360   M    M   9 13     26 350
16  69  52  61   0   4   0 0.53  0.0    0  9.8 20  30   M    M   9 18     25  40
17  68  54  61   0   4   0 3.67  0.0    0  8.7 18 150   M    M  10 13     33 200
18  66  52  59  -3   6   0    T  0.0    0  8.4 16  60   M    M   9 1      21  10
19  61  52  57  -5   8   0 0.13  0.0    0 12.9 21  40   M    M  10 12     27  40
20  65  55  60  -2   5   0 0.00  0.0    0 12.5 22  60   M    M   8        30  50
21  68  56  62   0   3   0    T  0.0    0  5.8 13 100   M    M  10 1      17  70
22  70  57  64   1   1   0    T  0.0    0  5.2 13  70   M    M   7 18     16 100
23  81  55  68   5   0   3 0.34  0.0    0  8.2 21 130   M    M   7 13     28 120
24  89  64  77  14   0  12 0.00  0.0    0  6.7 17 170   M    M   7        24 160
25  88  70  79  15   0  14    T  0.0    0  8.1 20 210   M    M   7        26 200
26  89  70  80  16   0  15    T  0.0    0  8.7 21 120   M    M   6 38     27 130
27  87  72  80  16   0  15 0.02  0.0    0  6.5 16 100   M    M   7 3      22 100
28  83  65  74   9   0   9 0.25  0.0    0  9.2 21 250   M    M   9 138    32 260
29  76  58  67   2   0   2 0.01  0.0    0 10.7 22 340   M    M   4 13     28 340
30  72  55  64  -1   1   0 0.00  0.0    0  8.2 16  80   M    M   3        22 280
31  66  52  59  -7   6   0 0.00  0.0    0  9.1 14  80   M    M   2        18  90
================================================================================
SM 2129 1587       227  76  7.65     0.0 287.7          M      212
================================================================================
AV 68.7 51.2                               9.3 FASTST   M    M   7    MAX(MPH)
                                 MISC ---->  # 28  30               # 37   20
================================================================================
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-MIDWAY
                                          MONTH:    MAY
                                          YEAR:     2020
                                          LATITUDE:   41 46 N
                                          LONGITUDE:  87 45 W

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

AVERAGE MONTHLY: 59.9   TOTAL FOR MONTH:   7.65    1 = FOG OR MIST
DPTR FM NORMAL:  -1.0   DPTR FM NORMAL:    3.52    2 = FOG REDUCING VISIBILITY
HIGHEST:    89 ON 26,24 GRTST 24HR  3.67 ON 17-17      TO 1/4 MILE OR LESS
LOWEST:     31 ON  9                               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:  12
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   9
MIN 32 OR BELOW:   1    0.50 INCH OR MORE:   3
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   2

[HDD (BASE 65) ]
TOTAL THIS MO.   227    CLEAR  (SCALE 0-3)   3
DPTR FM NORMAL    39    PTCLDY (SCALE 4-7)  18
TOTAL FM JUL 1  5609    CLOUDY (SCALE 8-10) 10
DPTR FM NORMAL  -350

[CDD (BASE 65) ]
TOTAL THIS MO.    76
DPTR FM NORMAL    15    [PRESSURE DATA]
TOTAL FM JAN 1    79    HIGHEST SLP 30.38 ON 31
DPTR FM NORMAL     5    LOWEST  SLP 29.64 ON 18

[REMARKS]
#FINAL-05-20#