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

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CXUS54 KMRX 012000
CF6CHA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   CHATTANOOGA AIRPORT
                                          MONTH:     JULY
                                          YEAR:      2021
                                          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  87  73  80   0   0  15 0.01  0.0    0  6.0 17 160   M    M   7        26 180
 2  89  73  81   1   0  16 0.29  0.0    0  7.1 16 350   M    M   7 1      22 350
 3  83  64  74  -6   0   9 0.00  0.0    0  7.8 18 360   M    M   2 8      24  20
 4  89  63  76  -4   0  11 0.00  0.0    0  2.9 12 290   M    M   1 18     16 290
 5  92  67  80   0   0  15 0.00  0.0    0  1.8  8 190   M    M   2 18     14 150
 6  91  69  80   0   0  15 0.00  0.0    0  3.8 16 120   M    M   5 1      21 120
 7  84  73  79  -1   0  14 0.08  0.0    0  4.0 16 130   M    M   7 1      24 150
 8  89  71  80   0   0  15    T  0.0    0  5.2 13 240   M    M   6        18 260
 9  85  72  79  -2   0  14 0.91  0.0    0  4.2 26 320   M    M   7 13     36 320
10  91  72  82   1   0  17 0.02  0.0    0  5.2 18 250   M    M   6 3      28 260
11  90  73  82   1   0  17 0.46  0.0    0  7.0 22 190   M    M   7 13     30 200
12  85  72  79  -2   0  14 0.31  0.0    0  7.1 21 170   M    M   8 18     29 180
13  85  70  78  -3   0  13 0.18  0.0    0  5.8 17 200   M    M   7 18     25 210
14  89  69  79  -2   0  14 0.02  0.0    0  2.9 14 270   M    M   5 1      19 270
15  91  69  80  -1   0  15 0.00  0.0    0  3.1 14 200   M    M   3 1      18 170
16  87  71  79  -2   0  14    T  0.0    0  3.5 24 210   M    M   5 3      30 210
17  88  72  80  -1   0  15 0.08  0.0    0  4.0 17 190   M    M   6 3      24 170
18  83  71  77  -4   0  12 0.60  0.0    0  3.7 17 270   M    M   7 138    22 270
19  82  71  77  -4   0  12 1.20  0.0    0  3.0  9 360   M    M   9 1      15 140
20  84  71  78  -3   0  13 0.49  0.0    0  4.4 14  90   M    M   8 18     20 100
21  89  72  81   0   0  16 0.00  0.0    0  2.3 13 360   M    M   7        15 360
22  91  69  80  -1   0  15 0.00  0.0    0  2.5 10  10   M    M   1 18     15  20
23  92  69  81   0   0  16 0.00  0.0    0  2.4  8 360   M    M   1 1      13 300
24  94  72  83   2   0  18 0.00  0.0    0  1.7  9 250   M    M   2 18     13 230
25  91  74  83   2   0  18 0.00  0.0    0  4.3 14 210   M    M   5 138    20 290
26  92  74  83   2   0  18 0.06  0.0    0  3.4 20  30   M    M   6 3      27  40
27  93  73  83   2   0  18 0.00  0.0    0  3.7 13 360   M    M   6 138    16  10
28  94  74  84   3   0  19 0.00  0.0    0  4.1 15  30   M    M   2        20  30
29  95  71  83   2   0  18 0.00  0.0    0  2.7 12 280   M    M   2 1      16 300
30  96  77  87   6   0  22 0.00  0.0    0  5.2 16  20   M    M   6 138    22  20
31  93  76  85   4   0  20 0.00  0.0    0  4.0 13 280   M    M   5        18 260
================================================================================
SM 2764 2207         0 478  4.71  0.0    128.8          M      158
================================================================================
AV 89.2 71.2                               4.2 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->    26 320                 36 320
================================================================================
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 AIRPORT
                                          MONTH:     JULY
                                          YEAR:      2021
                                          LATITUDE:   35  1 N
                                          LONGITUDE:  85 12 W

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

AVERAGE MONTHLY: 80.2   TOTAL FOR MONTH:   4.71    1 = FOG OR MIST
DPTR FM NORMAL:  -0.5   DPTR FM NORMAL:   -0.37    2 = FOG REDUCING VISIBILITY
HIGHEST:    96 ON 30    GRTST 24HR  1.20 ON 19-19      TO 1/4 MILE OR LESS
LOWEST:     63 ON  4                               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:  14
MAX 90 OR ABOVE:  15    0.10 INCH OR MORE:   8
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.     0    CLEAR  (SCALE 0-3)   9
DPTR FM NORMAL     0    PTCLDY (SCALE 4-7)  20
TOTAL FM JUL 1     0    CLOUDY (SCALE 8-10)  2
DPTR FM NORMAL     0

[CDD (BASE 65) ]
TOTAL THIS MO.   478
DPTR FM NORMAL   -10    [PRESSURE DATA]
TOTAL FM JAN 1  1088    HIGHEST SLP 30.28 ON 14
DPTR FM NORMAL   -20    LOWEST  SLP 29.83 ON  2

[REMARKS]
#FINAL-07-21#


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