551
CXUS53 KLOT 060800
CF6PWK
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   CHICAGO EXECUTIVE AIRPORT
                                          MONTH:     MAY
                                          YEAR:      2025
                                          LATITUDE:   42  5 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  70  49  60   6   5   0 0.45    M    M  7.9 21 230   M    M  10 1      32 230
 2  56  44  50  -5  15   0    T    M    M  6.1 13  30   M    M   8 1      17  30
 3  53  45  49  -6  16   0 0.00    M    M 10.2 18  20   M    M   4        26  40
 4  61  44  53  -2  12   0 0.15    M    M  9.9 22  30   M    M   3        31  30
 5  58  45  52  -4  13   0    T    M    M  6.5 18  70   M    M   7 1      28  60
================================================================================
SM  298  227        61   0  0.60    M     40.6          M       32
================================================================================
AV 59.6 45.4                               8.1 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->    22  30                 32 230
================================================================================
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 EXECUTIVE AIRPORT
                                          MONTH:     MAY
                                          YEAR:      2025
                                          LATITUDE:   42  5 N
                                          LONGITUDE:  87 54 W

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

AVERAGE MONTHLY: 52.5   TOTAL FOR MONTH:   0.60    1 = FOG OR MIST
DPTR FM NORMAL:  -2.5   DPTR FM NORMAL:   -0.04    2 = FOG REDUCING VISIBILITY
HIGHEST:    70 ON  1    GRTST 24HR  0.46 ON 30- 1      TO 1/4 MILE OR LESS
LOWEST:     44 ON  4, 2                             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:   2
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   2
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.    61    CLEAR  (SCALE 0-3)   0
DPTR FM NORMAL     8    PTCLDY (SCALE 4-7)   3
TOTAL FM JUL 1  5425    CLOUDY (SCALE 8-10)  2
DPTR FM NORMAL  -457

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL    -2    [PRESSURE DATA]
TOTAL FM JAN 1     3    HIGHEST SLP M ON M
DPTR FM NORMAL    -7    LOWEST  SLP 29.61 ON  1

[REMARKS]