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000
CXUS53 KLOT 010800
CF6ORD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   CHICAGO-OHARE
                                          MONTH:     AUGUST
                                          YEAR:      2021
                                          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  76  62  69  -6   0   4 0.00  0.0    0 10.8 18  30   M    M   3 18     26  60
 2  78  60  69  -6   0   4 0.00  0.0    0  4.9 13  60   M    M   4        17 120
 3  83  62  73  -2   0   8 0.00  0.0    0  4.0 13  90   M    M   4        22  50
 4  85  64  75   0   0  10 0.00  0.0    0  3.4 14  80   M    M   1        18  70
 5  87  66  77   2   0  12 0.00  0.0    0  7.9 16 170   M    M   4 8      26 160
 6  83  66  75   0   0  10 0.19  0.0    0 10.2 30  20   M    M   9 13     38  30
 7  89  67  78   3   0  13 0.00  0.0    0  7.7 13 200   M    M   7 1      20 220
 8  92  71  82   7   0  17 0.03  0.0    0 11.9 30 250   M    M   8 3      46 260
 9  83  70  77   2   0  12 0.64  0.0    0 10.1 21 200   M    M   9 13     33 200
10  93  70  82   7   0  17 0.38  0.0    0  8.4 36 280   M    M   8 13     57 290
11  88  72  80   6   0  15 0.09  0.0    0 13.3 33 250   M    M   8 13     50 250
12  85  72  79   5   0  14    T  0.0    0  9.6 28 230   M    M   9        36 230
13  84  70  77   3   0  12 0.00  0.0    0  6.5 13  10   M    M   7        17 320
14  80  62  71  -3   0   6 0.00  0.0    0  6.5 13  50   M    M   3        19  70
15  80  60  70  -4   0   5 0.00  0.0    0  6.3 15  90   M    M   1        21  90
16  80  63  72  -2   0   7 0.00  0.0    0  5.8 15  70   M    M   1        22  80
17  84  66  75   1   0  10 0.00  0.0    0  5.1 13  90   M    M   3        19 100
18  86  70  78   4   0  13 0.00  0.0    0  6.6 14 100   M    M   7        19  80
19  88  72  80   6   0  15    T  0.0    0  5.7 15 100   M    M   4 138    19 120
20  91  70  81   7   0  16 0.00  0.0    0  5.3 14 170   M    M   3 18     19 170
21  88  73  81   8   0  16 0.60  0.0    0  8.3 22 220   M    M   5 138    33 220
22  83  70  77   4   0  12 0.00  0.0    0  8.7 16 360   M    M   5 8      21 340
23  87  67  77   4   0  12 0.00  0.0    0  5.9 14 250   M    M   5        21 280
24  95  72  84  11   0  19 1.91  0.0    0  8.6 39  10   M    M   6 138    47 300
25  94  71  83  10   0  18 0.39  0.0    0  6.5 22 190   M    M   7 13     30 180
26  90  70  80   7   0  15    T  0.0    0  5.3 13 110   M    M   6        16 110
27  91  73  82  10   0  17 0.00  0.0    0  6.0 14 180   M    M   6        19 160
28  92  76  84  12   0  19 0.00  0.0    0  8.5 17 210   M    M   3 3      24 220
29  89  72  81   9   0  16 0.28  0.0    0 10.5 23 310   M    M   5 13     34 220
30  85  67  76   4   0  11 0.00  0.0    0  4.7 15 130   M    M   3        18 140
31  82  66  74   2   0   9    T  0.0    0  8.1 21  50   M    M   6        27  40
================================================================================
SM 2671 2112         0 384  4.51  0.0    231.1          M      160
================================================================================
AV 86.2 68.1                               7.5 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->    39  10                 57 290
================================================================================
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:     AUGUST
                                          YEAR:      2021
                                          LATITUDE:   41 58 N
                                          LONGITUDE:  87 54 W

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

AVERAGE MONTHLY: 77.1   TOTAL FOR MONTH:   4.51    1 = FOG OR MIST
DPTR FM NORMAL:   3.3   DPTR FM NORMAL:    0.26    2 = FOG REDUCING VISIBILITY
HIGHEST:    95 ON 24    GRTST 24HR  1.91 ON 24-24      TO 1/4 MILE OR LESS
LOWEST:     60 ON 15, 2                             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:   8    0.10 INCH OR MORE:   7
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   3
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.     0    CLEAR  (SCALE 0-3)   9
DPTR FM NORMAL    -4    PTCLDY (SCALE 4-7)  19
TOTAL FM JUL 1     0    CLOUDY (SCALE 8-10)  3
DPTR FM NORMAL    -2

[CDD (BASE 65) ]
TOTAL THIS MO.   384
DPTR FM NORMAL   107    [PRESSURE DATA]
TOTAL FM JAN 1  1074    HIGHEST SLP M ON M
DPTR FM NORMAL   202    LOWEST  SLP 29.73 ON 11

[REMARKS]
#FINAL-08-21#