WFO Monthly/Daily Climate Data
Issued by NWS

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366
CXUS53 KLOT 210800
CF6MDW
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   CHICAGO-MIDWAY
                                          MONTH:     FEBRUARY
                                          YEAR:      2025
                                          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  35  31  33   7  32   0 0.00    M    M 13.6 21 130   M    M   8        26  40
 2  45  32  39  13  26   0    T    M    M  8.1 18 140   M    M  10        24 140
 3  48  34  41  14  24   0    T    M    M 10.5 22 360   M    M   9 18     32 350
 4  35  25  30   3  35   0    T    M    M 12.9 21  20   M    M   8        27  30
 5  32  27  30   3  35   0    T    M    M 12.3 18  90   M    M  10 16     23  80
 6  39  28  34   7  31   0    T    M    M 13.5 28 300   M    M   7 16     38 260
 7  33  21  27  -1  38   0 0.00    M    M  6.2 21 290   M    M   7        28 290
 8  34  29  32   4  33   0    T    M    M  9.3 15 320   M    M  10 16     19 320
 9  33  23  28   0  37   0    T    M    M  8.5 18 330   M    M   6        23 330
10  37  17  27  -1  38   0 0.00    M    M  5.8 12 290   M    M   5        17 300
11  30  25  28   0  37   0    T    M    M 11.9 18  30   M    M  10 1      24  30
12  30  25  28  -1  37   0 0.04    M    M 13.2 21  70   M    M  10 1      28  70
13  28   7  18 -11  47   0    T    M    1 13.2 21 280   M    M   4 1      28 270
14  28   5  17 -12  48   0 0.12    M    1  8.6 18 120   M    M   7 12     28 160
15  35  28  32   2  33   0    T    M    2  8.3 23  10   M    M  10        32  10
16  29  10  20 -10  45   0    T    M    2 16.9 24 320   M    M   7 1      34 320
17  12   2   7 -23  58   0 0.00    M    2 12.9 20 270   M    M   4        27 260
18  16  -2   7 -23  58   0 0.00    M    2  9.6 17 340   M    M   6        22 340
19  19   7  13 -18  52   0    T    M    1  9.7 16 340   M    M   9        21 340
20  25   5  15 -16  50   0    T    M    1 10.0 17 320   M    M   3        23 320
================================================================================
SM  623  379       794   0  0.16    M    215.0          M      150
================================================================================
AV 31.2 19.0                              10.8 FASTST   M    M   8    MAX(MPH)
                                 MISC ---->    28 300                 38 260
================================================================================
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:     FEBRUARY
                                          YEAR:      2025
                                          LATITUDE:   41 46 N
                                          LONGITUDE:  87 45 W

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

AVERAGE MONTHLY: 25.1   TOTAL FOR MONTH:   0.16    1 = FOG OR MIST
DPTR FM NORMAL:  -3.4   DPTR FM NORMAL:   -0.81    2 = FOG REDUCING VISIBILITY
HIGHEST:    48 ON  3    GRTST 24HR  0.12 ON 14-14      TO 1/4 MILE OR LESS
LOWEST:     -2 ON 18                               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:   2 ON 18,17  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:  10    0.01 INCH OR MORE:   2
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   1
MIN 32 OR BELOW:  19    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   1    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   794    CLEAR  (SCALE 0-3)   0
DPTR FM NORMAL    65    PTCLDY (SCALE 4-7)  11
TOTAL FM JUL 1  3728    CLOUDY (SCALE 8-10)  9
DPTR FM NORMAL  -336

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP M ON M
DPTR FM NORMAL     0    LOWEST  SLP 29.73 ON 16

[REMARKS]