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

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930
CXUS54 KMRX 011030
CF6TYS
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   KNOXVILLE MCGHEE TYSON AIRPORT
                                          MONTH:     SEPTEMBER
                                          YEAR:      2020
                                          LATITUDE:   35 49 N
                                          LONGITUDE:  83 59 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  88  71  80   4   0  15 0.06  0.0    0  5.2 14 240   M    M   8        19 210
 2  89  72  81   5   0  16 0.00  0.0    0 10.2 21 220   M    M   6        31 230
 3  89  73  81   6   0  16 0.46  0.0    0 11.4 33 280   M    M   5 13     45 290
 4  86  69  78   3   0  13    T  0.0    0  6.2 14 330   M    M   7 1      19 340
 5  82  62  72  -3   0   7 0.00  0.0    0  5.1 15  40   M    M   4        20  60
 6  83  57  70  -5   0   5 0.00  0.0    0  4.1 12  40   M    M   1 1      17  40
 7  85  60  73  -1   0   8 0.00  0.0    0  2.0  8 340   M    M   1        11 310
 8  86  62  74   0   0   9 0.00  0.0    0  3.3 12  40   M    M   1        18  70
 9  87  63  75   1   0  10 0.00  0.0    0  3.5  9  20   M    M   3        12  50
10  89  67  78   5   0  13 0.00  0.0    0  3.2  8  50   M    M   2         M   M
11  90  69  80   7   0  15    T  0.0    0  3.1 12  40   M    M   6        17 360
12  88  70  79   6   0  14 0.17  0.0    0  2.9 16 130   M    M   5 13     22 140
13  88  70  79   7   0  14 0.01  0.0    0  5.0 20 330   M    M   8 123    27 330
14  85  68  77   5   0  12 0.00  0.0    0  9.2 17  40   M    M   9 1      23  30
15  85  65  75   3   0  10    T  0.0    0  5.3 12  20   M    M   9        14  30
16  81  64  73   2   0   8    T  0.0    0  5.8 12  50   M    M   8        14  40
17  78  66  72   1   0   7 0.21  0.0    0 10.8 17  50   M    M   9        25  40
18  76  60  68  -2   0   3 0.00  0.0    0 11.4 20  10   M    M   9        28  20
19  72  57  65  -5   0   0 0.00  0.0    0  5.4 14  30   M    M   8        18  30
20  74  56  65  -5   0   0 0.00  0.0    0  8.1 17  30   M    M   5 12     24  40
21  74  46  60  -9   5   0 0.00  0.0    0  3.2  9  30   M    M   1        16  20
22  72  48  60  -9   5   0 0.00  0.0    0  2.3  9 350   M    M   6 1      13  20
23  72  55  64  -4   1   0 0.01  0.0    0  4.4 12  30   M    M  10        16  30
24  63  58  61  -7   4   0 2.03  0.0    0  5.7 16  40   M    M  10 1      20  40
25  67  61  64  -4   1   0 0.79  0.0    0  5.4 13  40   M    M  10 1      17  30
26  77  63  70   3   0   5 0.00  0.0    0  2.6  8 260   M    M   8 1      12 320
27  80  61  71   4   0   6    T  0.0    0  2.0 10 220   M    M   8 12     13 220
28  83  57  70   4   0   5 0.67  0.0    0 11.1 22 200   M    M   8 13     30 190
29  62  51  57  -9   8   0 0.16  0.0    0  3.5 12 100   M    M   9 13     16 330
30  71  47  59  -7   6   0 0.00  0.0    0 10.9 23 230   M    M   1        28 220
================================================================================
SM 2402 1848        30 211  4.57  0.0    172.3          M      185
================================================================================
AV 80.1 61.6                               5.7 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->    33 280                 45 290
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   KNOXVILLE MCGHEE TYSON AIRPORT
                                          MONTH:     SEPTEMBER
                                          YEAR:      2020
                                          LATITUDE:   35 49 N
                                          LONGITUDE:  83 59 W

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

AVERAGE MONTHLY: 70.8   TOTAL FOR MONTH:   4.57    1 = FOG OR MIST
DPTR FM NORMAL:  -0.3   DPTR FM NORMAL:    1.33    2 = FOG REDUCING VISIBILITY
HIGHEST:    90 ON 11    GRTST 24HR  2.49 ON 24-25      TO 1/4 MILE OR LESS
LOWEST:     46 ON 21                               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:  10
MAX 90 OR ABOVE:   1    0.10 INCH OR MORE:   7
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.    30    CLEAR  (SCALE 0-3)   7
DPTR FM NORMAL     7    PTCLDY (SCALE 4-7)  13
TOTAL FM JUL 1    30    CLOUDY (SCALE 8-10) 10
DPTR FM NORMAL     9

[CDD (BASE 65) ]
TOTAL THIS MO.   211
DPTR FM NORMAL     5    [PRESSURE DATA]
TOTAL FM JAN 1  1597    HIGHEST SLP 30.42 ON 21
DPTR FM NORMAL   110    LOWEST  SLP 29.72 ON 28

[REMARKS]
#FINAL-09-20#



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