WFO Monthly/Daily Climate Data
Issued by NWS

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CXUS53 KLOT 170800
CF6MDW
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   CHICAGO-MIDWAY
                                          MONTH:     OCTOBER
                                          YEAR:      2023
                                          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  85  63  74  12   0   9 0.00    M    M  4.2 12 100   M    M   1        17 100
 2  85  63  74  13   0   9 0.00    M    M  4.4 13 210   M    M   2        19 110
 3  87  65  76  15   0  11 0.00    M    M  7.2 16 200   M    M   3        24 160
 4  85  69  77  17   0  12 0.01    M    M 12.0 23 220   M    M   9 1      34 210
 5  71  60  66   6   0   1 0.41    M    M  6.9 21 260   M    M   8 18     31 260
 6  61  45  53  -6  12   0 0.03    M    M 11.8 23 260   M    M   4        34 270
 7  59  45  52  -7  13   0 0.00    M    M 10.7 21 300   M    M   2        27 280
 8  56  45  51  -7  14   0 0.00    M    M  7.2 14 320   M    M   7        20 330
 9  59  43  51  -7  14   0 0.00    M    M  8.6 21 310   M    M   4        27 310
10  63  40  52  -6  13   0 0.00    M    M  9.0 18 260   M    M   5        26 260
11  67  41  54  -3  11   0 0.30    M    M  5.7 12 320   M    M   5 1      15 220
12  63  53  58   1   7   0 0.38    M    M 11.0 22  70   M    M   9 1      28  80
13  59  54  57   1   8   0 0.46    M    M 12.6 18 120   M    M  10 1      26 120
14  56  50  53  -3  12   0 0.46    M    M 15.4 29  60   M    M  10 1      36  60
15  59  46  53  -2  12   0    T    M    M 12.7 20 330   M    M   8 1      25 340
16  54  43  49  -6  16   0    T    M    M  9.3 17  30   M    M   9        23 340
================================================================================
SM 1069  825       132  42  2.05    M    148.7          M       96
================================================================================
AV 66.8 51.6                               9.3 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->    29  60                 36  60
================================================================================
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:     OCTOBER
                                          YEAR:      2023
                                          LATITUDE:   41 46 N
                                          LONGITUDE:  87 45 W

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

AVERAGE MONTHLY: 59.2   TOTAL FOR MONTH:   2.05    1 = FOG OR MIST
DPTR FM NORMAL:   0.9   DPTR FM NORMAL:    0.21    2 = FOG REDUCING VISIBILITY
HIGHEST:    87 ON  3    GRTST 24HR  0.89 ON 13-14      TO 1/4 MILE OR LESS
LOWEST:     40 ON 10                               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:   7
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   5
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   132    CLEAR  (SCALE 0-3)   4
DPTR FM NORMAL     7    PTCLDY (SCALE 4-7)   6
TOTAL FM JUL 1   148    CLOUDY (SCALE 8-10)  6
DPTR FM NORMAL   -40

[CDD (BASE 65) ]
TOTAL THIS MO.    42
DPTR FM NORMAL    25    [PRESSURE DATA]
TOTAL FM JAN 1  1141    HIGHEST SLP M ON M
DPTR FM NORMAL    32    LOWEST  SLP 29.63 ON 14

[REMARKS]