WFO Monthly/Daily Climate Data
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CXUS53 KILX 010900
CF6DEC
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   DECATUR IL AIRPORT
                                          MONTH:     SEPTEMBER
                                          YEAR:      2021
                                          LATITUDE:   39 49 N
                                          LONGITUDE:  88 51 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  81  57  69  -2   0   4 0.01    M    M  9.4 18  30   M    M   3        25 360
 2  79  53  66  -5   0   1 0.00    M    M  5.2 13 110   M    M   1        18 100
 3  75  54  65  -6   0   0    T    M    M  6.7 14 170   M    M   3        17 170
 4  75  65  70  -1   0   5 0.83    M    M  8.0 17 340   M    M  10 1      23 340
 5  82  60  71   1   0   6 0.00    M    M  7.8 15 330   M    M   1        21 300
 6  86  60  73   3   0   8 0.00    M    M  8.7 16 250   M    M   1        23 230
 7  88  65  77   7   0  12 0.52    M    M 13.9 29 210   M    M   2 138    40 220
 8  81  60  71   1   0   6 0.00    M    M  8.9 20 310   M    M   1        29 310
 9  79  54  67  -2   0   2 0.00    M    M  5.1 15 340   M    M   2        22 310
10  81  51  66  -3   0   1 0.00    M    M  5.8 14 180   M    M   1 8      23 170
11  86  67  77   8   0  12 0.00    M    M 14.6 23 210   M    M   1        33 210
12  88  68  78  10   0  13 0.00    M    M 15.7 23 210   M    M   0        31 210
13  88  62  75   7   0  10 0.00    M    M  9.8 22 190   M    M   0        30 210
14  90  70  80  12   0  15 0.01    M    M 12.4 22 230   M    M   1        32 220
15  82  54  68   1   0   3 0.00    M    M  5.7 13  40   M    M   0        18  30
16  84  50  67   0   0   2 0.00    M    M  4.6 14 100   M    M   0        21 100
17  90  60  75   8   0  10 0.00    M    M  1.6  8 310   M    M   1 18     12 320
18  92  60  76  10   0  11 0.00    M    M  3.1  8 330   M    M   0        12 330
19  89  61  75   9   0  10    T    M    M  7.3 17 160   M    M   1 1      24 130
20  85  71  78  12   0  13 0.07    M    M 11.2 20 180   M    M   6 1      26 160
21  74  59  67   2   0   2 1.25    M    M 10.3 21 300   M    M   9 138    31 310
22   M   M   M   M   M   M 0.39    M    M 12.6 23 350   M    M   4 1      32 350
23  71  48  60  -4   5   0 0.00    M    M  9.8 22 320   M    M   0        31 310
24  79  47  63  -1   2   0 0.03    M    M 11.9 21 190   M    M   1        28 210
25  71  49  60  -4   5   0 0.08    M    M  7.2 17 290   M    M   2 18     26 250
26  81  49  65   2   0   0 0.00    M    M 12.3 22 180   M    M   0        31 200
27  90  65  78  15   0  13 0.00    M    M 14.1 25 230   M    M   0        37 240
28  89  55  72   9   0   7 0.00    M    M  4.1  9  30   M    M   0 1      11  20
29  88  56  72  10   0   7 0.00    M    M  2.6 13 160   M    M   0 1      18 160
30  87  61  74  12   0   9 0.00    M    M  2.8 10 170   M    M   0 1      16 200
================================================================================
SM 2411 1691        12 182  3.19    M    253.2          M       51
================================================================================
AV 83.1 58.3                               8.4 FASTST   M    M   2    MAX(MPH)
                                 MISC ---->    29 210                 40 220
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   DECATUR IL AIRPORT
                                          MONTH:     SEPTEMBER
                                          YEAR:      2021
                                          LATITUDE:   39 49 N
                                          LONGITUDE:  88 51 W

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

AVERAGE MONTHLY: 70.7   TOTAL FOR MONTH:   3.19    1 = FOG OR MIST
DPTR FM NORMAL:   3.7   DPTR FM NORMAL:    0.21    2 = FOG REDUCING VISIBILITY
HIGHEST:    92 ON 18    GRTST 24HR  1.25 ON 21-21      TO 1/4 MILE OR LESS
LOWEST:     47 ON 24                               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:   9
MAX 90 OR ABOVE:   4    0.10 INCH OR MORE:   4
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   3
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.    12    CLEAR  (SCALE 0-3)  25
DPTR FM NORMAL   -54    PTCLDY (SCALE 4-7)   3
TOTAL FM JUL 1    14    CLOUDY (SCALE 8-10)  2
DPTR FM NORMAL   -57

[CDD (BASE 65) ]
TOTAL THIS MO.   182
DPTR FM NORMAL    58    [PRESSURE DATA]
TOTAL FM JAN 1  1265    HIGHEST SLP 30.16 ON 18
DPTR FM NORMAL   183    LOWEST  SLP 29.68 ON  7

[REMARKS]
#FINAL-09-21#


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