WFO Monthly/Daily Climate Data
Issued by NWS Knoxville/Tri Cities, TN

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CXUS54 KMRX 161000
CF6CHA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   CHATTANOOGA  ASOS
                                          MONTH:     JANUARY
                                          YEAR:      2018
                                          LATITUDE:   35  1 N
                                          LONGITUDE:  85 12 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  27  14  21 -19  44   0 0.00  0.0    0 13.9 20 360   M    M   3        27 360
 2  31  12  22 -18  43   0 0.00  0.0    0  6.8 20  10   M    M   2        24  10
 3  39  20  30 -10  35   0 0.00  0.0    0  2.9 16 310   M    M   5        20 310
 4  27  17  22 -18  43   0 0.00  0.0    0 11.3 21 330   M    M   2        25 340
 5  35  14  25 -15  40   0 0.00  0.0    0  5.4 12 290   M    M   4        14 300
 6  35  18  27 -13  38   0 0.00  0.0    0  6.1 14  20   M    M   3        18  30
 7  41  14  28 -12  37   0 0.00  0.0    0  4.0 15 160   M    M   5        19 160
 8  38  30  34  -6  31   0 0.40  0.0    0  2.8 13 170   M    M   9 16     19 160
 9  49  37  43   3  22   0 0.00  0.0    0  4.3  8  10   M    M   9 18     10  10
10  66  35  51  11  14   0 0.00  0.0    0  4.6 17 150   M    M   8 12     24 160
11  61  54  58  18   7   0 0.05  0.0    0  4.4 16 170   M    M  10 18     21 170
12  61  27  44   4  21   0 0.21  0.0    0 10.2 23 290   M    M   9 18     30 240
13  32  19  26 -14  39   0 0.00  0.0    0 14.6 23 330   M    M   7        30 330
14  36  17  27 -13  38   0 0.00  0.0    0  6.4 18  10   M    M   3        23  20
15  49  21  35  -5  30   0 0.00  0.0    0  4.9 17 180   M    M   5        22 170
================================================================================
SM  627  349       482   0  0.66     0.0 102.6          M       84
================================================================================
AV 41.8 23.3                               6.8 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->  # 23 290               # 30  240
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:  CHATTANOOGA  ASOS
                                          MONTH:    JANUARY
                                          YEAR:     2018
                                          LATITUDE:   35  1 N
                                          LONGITUDE:  85 12 W

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

AVERAGE MONTHLY: 32.5   TOTAL FOR MONTH:   0.66    1 = FOG OR MIST
DPTR FM NORMAL:  -7.5   DPTR FM NORMAL:   -1.69    2 = FOG REDUCING VISIBILITY
HIGHEST:    66 ON 10    GRTST 24HR  0.40 ON  8- 8      TO 1/4 MILE OR LESS
LOWEST:     12 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:   4    0.01 INCH OR MORE:   3
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   2
MIN 32 OR BELOW:  12    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   482    CLEAR  (SCALE 0-3)   4
DPTR FM NORMAL   107    PTCLDY (SCALE 4-7)   7
TOTAL FM JUL 1  1674    CLOUDY (SCALE 8-10)  4
DPTR FM NORMAL    15

[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 29.60 ON 12

[REMARKS]


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