WFO Monthly/Daily Climate Data
Issued by NWS

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312
CXUS53 KLOT 100800
CF6ORD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   CHICAGO-OHARE
                                          MONTH:     SEPTEMBER
                                          YEAR:      2024
                                          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  60  68  -3   0   3 0.00  0.0    0 11.3 22  30   M    M   1 3      31  30
 2  76  58  67  -4   0   2 0.00  0.0    0  5.3 13  90   M    M   3        22  60
 3  78  58  68  -3   0   3 0.00  0.0    0  5.6 14  80   M    M   3        19  90
 4  84  58  71   1   0   6 0.00  0.0    0  5.4 14 140   M    M   1        21 150
 5  87  64  76   6   0  11 0.04  0.0    0  6.4 17 260   M    M   5 3      26 230
 6  70  54  62  -8   3   0 0.00  0.0    0 11.6 18  20   M    M   5        25  10
 7  67  48  58 -12   7   0 0.00  0.0    0  9.0 21 360   M    M   2        26  10
 8  72  49  61  -8   4   0 0.00  0.0    M  8.0 16 230   M    M   5        23 220
 9  81  57  69   0   0   4 0.00  0.0    0  8.7 18 260   M    M   4        25 280
================================================================================
SM  691  506        14  29  0.04  0.0     71.3          M       29
================================================================================
AV 76.8 56.2                               7.9 FASTST   M    M   3    MAX(MPH)
                                 MISC ---->    22  30                 31  30
================================================================================
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:     SEPTEMBER
                                          YEAR:      2024
                                          LATITUDE:   41 58 N
                                          LONGITUDE:  87 54 W

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

AVERAGE MONTHLY: 66.5   TOTAL FOR MONTH:   0.04    1 = FOG OR MIST
DPTR FM NORMAL:  -3.6   DPTR FM NORMAL:   -0.98    2 = FOG REDUCING VISIBILITY
HIGHEST:    87 ON  5    GRTST 24HR  0.04 ON  5- 5      TO 1/4 MILE OR LESS
LOWEST:     48 ON  7                               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:   1
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   0
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.    14    CLEAR  (SCALE 0-3)   4
DPTR FM NORMAL     8    PTCLDY (SCALE 4-7)   5
TOTAL FM JUL 1    14    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL     2

[CDD (BASE 65) ]
TOTAL THIS MO.    29
DPTR FM NORMAL   -24    [PRESSURE DATA]
TOTAL FM JAN 1  1015    HIGHEST SLP M ON M
DPTR FM NORMAL    90    LOWEST  SLP 29.91 ON  1

[REMARKS]