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000
CXUS53 KLSX 011400
CF6CPS
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   CAHOKIA/ST. LOUIS
                                          MONTH:     MARCH
                                          YEAR:      2021
                                          LATITUDE:   38 34 N
                                          LONGITUDE:  90  9 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  51  30  41   1  24   0 0.00  0.0    0  7.0 17 330   M    M   0        23 320
 2  57  26  42   1  23   0 0.00  0.0    0  5.3 13 210   M    M   0        20 190
 3  70  31  51  10  14   0 0.00  0.0    0  4.3 13 310   M    M   0        19 240
 4  63  32  48   7  17   0 0.00  0.0    0  6.1 16  50   M    M   0        20  90
 5  51  30  41  -1  24   0 0.00  0.0    0  5.7 15  80   M    M   0 1      20  60
 6  58  30  44   2  21   0 0.00  0.0    0  2.3  8 190   M    M   5 1      13 180
 7  66  29  48   6  17   0 0.00  0.0    0  4.2 16 160   M    M   1        23 150
 8  70  43  57  15   8   0 0.00  0.0    0  6.7 15 170   M    M   0        25 210
 9  73  41  57  14   8   0 0.00  0.0    0  9.0 21 190   M    M   0        32 170
10  68  56  62  19   3   0 0.00  0.0    0 13.4 22 190   M    M   6        38 190
11  68  48  58  14   7   0 0.73  0.0    0  6.0 24 290   M    M   8 13     35 300
12  58  45  52   8  13   0 0.08  0.0    0  5.9 16  80   M    M   6        21  40
13  58  47  53   9  12   0 0.00  0.0    0  8.0 15  90   M    M  10        19  60
14  52  47  50   6  15   0    T  0.0    0 10.6 24 100   M    M   8        32 100
15  53  44  49   4  16   0 0.38  0.0    0  8.2 23 120   M    M  10 1      38 120
16  50  43  47   2  18   0 0.00  0.0    0  5.7 13  90   M    M   9 1      16  90
17  57  42  50   4  15   0 1.00  0.0    0  8.0 20 310   M    M  10 13     27 300
18  48  40  44  -2  21   0 0.93  0.0    0 17.8 30 360   M    M  10 1      42 360
19  53  33  43  -3  22   0 0.00  0.0    0 11.0 24  20   M    M   0        33  20
20  60  28  44  -2  21   0 0.00  0.0    0  4.3 12 130   M    M   0 1      16 140
21  68  33  51   4  14   0 0.00  0.0    0  7.0 21 140   M    M   0        29 130
22  68  38  53   6  12   0 0.00  0.0    0  8.5 21 150   M    M   0        29 140
23  62  53  58  10   7   0 0.25  0.0    0 11.5 21 140   M    M   7 1      32 140
24  68  45  57   9   8   0 0.00  0.0    0  7.8 17 270   M    M   0        28 230
25  57  47  52   4  13   0 0.82  0.0    0  9.2 18 310   M    M   6 13     25 300
26  62  47  55   6  10   0 0.00  0.0    0  6.4 13 130   M    M   8        19 290
27  80  44  62  13   3   0    M  0.0    0  9.7 36 320   M    M   M        50 310
28  57  36  47  -2  18   0    M  0.0    0 15.9 29 320   M    M   M        44 320
29  69  33  51   1  14   0 0.00  0.0    0  9.8 22 160   M    M   M        31 140
30  74  46  60  10   5   0    T  0.0    0 11.2 24 340   M    M   M        35 350
31  55  38  47  -3  18   0 0.00  0.0    0 15.6 30 300   M    M   M        43 300
================================================================================
SM 1904 1225       441   0  4.19  0.0    262.1          M      104
================================================================================
AV 61.4 39.5                               8.5 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->    36 320                 50 310
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2

                                          STATION:   CAHOKIA/ST. LOUIS
                                          MONTH:     MARCH
                                          YEAR:      2021
                                          LATITUDE:   38 34 N
                                          LONGITUDE:  90  9 W

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

AVERAGE MONTHLY: 50.5   TOTAL FOR MONTH:   4.19    1 = FOG OR MIST
DPTR FM NORMAL:   5.3   DPTR FM NORMAL:    1.02    2 = FOG REDUCING VISIBILITY
HIGHEST:    80 ON 27    GRTST 24HR  1.70 ON 17-18      TO 1/4 MILE OR LESS
LOWEST:     26 ON  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:   7
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   6
MIN 32 OR BELOW:   8    0.50 INCH OR MORE:   4
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.   441    CLEAR  (SCALE 0-3)  13
DPTR FM NORMAL  -176    PTCLDY (SCALE 4-7)   7
TOTAL FM JUL 1  4205    CLOUDY (SCALE 8-10) 11
DPTR FM NORMAL  -134

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL    -3    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP M ON M
DPTR FM NORMAL    -3    LOWEST  SLP 29.50 ON 18

[REMARKS]
#FINAL-03-21#