WFO Monthly/Daily Climate Data
Issued by NWS Huntsville, AL

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000
CXUS54 KHUN 171015
CF6HSV
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   HUNTSVILLE
                                          MONTH:     DECEMBER
                                          YEAR:      2017
                                          LATITUDE:   34 39 N
                                          LONGITUDE:  86 46 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  66  47  57   9   8   0 0.00  0.0    0  4.6 13  30   M    M   8 1      15  30
 2  69  44  57  10   8   0 0.00  0.0    0  1.1  7 230   M    M   4 18     11 260
 3  69  36  53   6  12   0 0.00  0.0    0  1.7  7 100   M    M   5 12      9 110
 4  65  43  54   7  11   0 0.00  0.0    0 11.7 23 160   M    M   4        27 160
 5  64  41  53   7  12   0 1.50  0.0    0  9.2 18 330   M    M   9 1      25 340
 6  49  38  44  -2  21   0 0.00  0.0    0  3.2 12 360   M    M   8        14 360
 7  48  36  42  -4  23   0 0.00  0.0    0  5.8 16 360   M    M   7        19 350
 8  36  31  34 -11  31   0 0.00  0.0    0  8.7 17  20   M    M   9        22  10
 9  47  25  36  -9  29   0 0.00  0.0    0  8.1 23 260   M    M   3        29 290
10  50  23  37  -8  28   0 0.00  0.0    0  5.3 15 240   M    M   0 1      20 240
11  62  30  46   1  19   0 0.00  0.0    0  6.0 15 220   M    M   0        18 230
12  51  30  41  -3  24   0 0.00  0.0    0  9.9 22 290   M    M   3        28 320
13  52  24  38  -6  27   0 0.00  0.0    0  8.0 22 220   M    M   0        26 230
14  53  30  42  -2  23   0 0.00  0.0    0  5.3 16  10   M    M   1        22  10
15  39  25  32 -12  33   0 0.00  0.0    0  4.7 16 320   M    M   4 1      22 320
16  53  24  39  -5  26   0 0.00  0.0    0  4.1 10 190   M    M   5 18     12 190
================================================================================
SM  873  527       335   0  1.50     0.0  97.4          M       70
================================================================================
AV 54.6 32.9                               6.1 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->  # 23 160               # 29  290
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:  HUNTSVILLE
                                          MONTH:    DECEMBER
                                          YEAR:     2017
                                          LATITUDE:   34 39 N
                                          LONGITUDE:  86 46 W

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

AVERAGE MONTHLY: 43.8   TOTAL FOR MONTH:   1.50    1 = FOG OR MIST
DPTR FM NORMAL:  -1.7   DPTR FM NORMAL:   -1.65    2 = FOG REDUCING VISIBILITY
HIGHEST:    69 ON  3, 2 GRTST 24HR  1.50 ON  5- 5      TO 1/4 MILE OR LESS
LOWEST:     23 ON 10                               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:   9    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.   335    CLEAR  (SCALE 0-3)   6
DPTR FM NORMAL    20    PTCLDY (SCALE 4-7)   8
TOTAL FM JUL 1   813    CLOUDY (SCALE 8-10)  2
DPTR FM NORMAL   -29

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1  2114    HIGHEST SLP M ON M
DPTR FM NORMAL   165    LOWEST  SLP 29.82 ON 13

[REMARKS]


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