WFO Monthly/Daily Climate Data
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000
CXUS54 KHUN 161015
CF6DCU
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   DECATUR
                                          MONTH:     DECEMBER
                                          YEAR:      2017
                                          LATITUDE:   34 39 N
                                          LONGITUDE:  86 56 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  64  45  55   9  10   0 0.00  0.0    0  4.4 13  10   M    M   4 8      16  20
 2  66  41  54   8  11   0 0.00  0.0    0  1.1  8 220   M    M   2 18     11 200
 3  67  34  51   5  14   0 0.00  0.0    0  1.2  8 140   M    M   0 12     10 150
 4  64  38  51   5  14   0 0.00  0.0    0 12.1 23 140   M    M   2 1      28 150
 5  63  40  52   7  13   0 1.28  0.0    0 10.4 21 330   M    M   8 1      26 320
 6  49  36  43  -2  22   0 0.00  0.0    0  4.8  9 270   M    M   0        12 360
 7  48  35  42  -3  23   0 0.00  0.0    0  6.7 17  10   M    M   1        20  10
 8  35  30  33 -12  32   0 0.00  0.0    0  8.1 14  10   M    M   8        18  20
 9  47  21  34 -10  31   0 0.00  0.0    0  8.7 24 290   M    M   2        29 290
10  50  19  35  -9  30   0 0.00  0.0    0  5.0 13 220   M    M   0 1      20 220
11  62  24  43  -1  22   0 0.00  0.0    0  5.2 13 220   M    M   0        17 250
12  50  27  39  -5  26   0 0.00  0.0    0 10.2 25 330   M    M   2        33 330
13  52  18  35  -9  30   0 0.00  0.0    0  7.8 22 190   M    M   0        25 190
14  51  28  40  -3  25   0 0.00  0.0    0  5.7 15  20   M    M   0        19  20
15  37  19  28 -15  37   0 0.00  0.0    0  4.2 18 330   M    M   0 1      23 350
================================================================================
SM  805  455       340   0  1.28     0.0  95.6          M       29
================================================================================
AV 53.7 30.3                               6.4 FASTST   M    M   2    MAX(MPH)
                                 MISC ---->  # 25 330               # 33  330
================================================================================
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
                                          MONTH:    DECEMBER
                                          YEAR:     2017
                                          LATITUDE:   34 39 N
                                          LONGITUDE:  86 56 W

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

AVERAGE MONTHLY: 42.0   TOTAL FOR MONTH:   1.28    1 = FOG OR MIST
DPTR FM NORMAL:  -2.7   DPTR FM NORMAL:   -1.94    2 = FOG REDUCING VISIBILITY
HIGHEST:    67 ON  3    GRTST 24HR  1.28 ON  5- 5      TO 1/4 MILE OR LESS
LOWEST:     18 ON 13                               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:   1
MIN 32 OR BELOW:   8    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.   340    CLEAR  (SCALE 0-3)  12
DPTR FM NORMAL    33    PTCLDY (SCALE 4-7)   2
TOTAL FM JUL 1   921    CLOUDY (SCALE 8-10)  1
DPTR FM NORMAL    13

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1  1763    HIGHEST SLP M ON M
DPTR FM NORMAL    17    LOWEST  SLP 29.82 ON 13

[REMARKS]



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