WFO Monthly/Daily Climate Data
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000
CXUS55 KSEW 270930
CF6SEA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   SEATTLE-TACOMA WA AIRPORT
                                          MONTH:     JULY
                                          YEAR:      2017
                                          LATITUDE:   47 27 N
                                          LONGITUDE: 122 18 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  72  55  64   0   1   0 0.00  0.0    0  6.5 12 210   M    M   5        15 240
 2  77  54  66   2   0   1 0.00  0.0    0  4.9 13  30   M    M   4        16  30
 3  70  56  63  -1   2   0 0.00  0.0    0  6.5 13  40   M    M   8        17 260
 4  78  53  66   2   0   1 0.00  0.0    0  7.7 15  30   M    M   4 8      18 230
 5  85  57  71   7   0   6 0.00  0.0    0  5.8 15  30   M    M   1        18  30
 6  85  55  70   6   0   5 0.00  0.0    0  5.5 10 300   M    M   0        14 290
 7  72  55  64  -1   1   0 0.00  0.0    0  8.4 17 210   M    M   4        22 210
 8  81  58  70   5   0   5 0.00  0.0    0  8.2 16 350   M    M   3        21 340
 9  80  56  68   3   0   3 0.00  0.0    0  6.3 12  20   M    M   5        15  10
10  73  58  66   1   0   1 0.00  0.0    0  7.7 15  40   M    M   7        18  50
11  75  54  65   0   0   0 0.00  0.0    0  6.0 12 280   M    M   5        17 280
12  78  54  66   1   0   1 0.00  0.0    0  4.3 12 210   M    M   2        15 230
13  75  57  66   0   0   1 0.00  0.0    0  7.5 13  20   M    M   5        18 190
14  79  57  68   2   0   3 0.00  0.0    0  6.7 13  30   M    M   2        17  30
15  77  54  66   0   0   1 0.00  0.0    0  7.3 15 240   M    M   2        19 230
16  72  55  64  -2   1   0 0.00  0.0    0  8.9 17  20   M    M   5        19  30
17  78  55  67   1   0   2 0.00  0.0    0  8.3 18  10   M    M   3        28 350
18  82  56  69   3   0   4 0.00  0.0    0  5.4 13  40   M    M   1        20 350
19  78  53  66   0   0   1 0.00  0.0    0  6.1 15 210   M    M   3        21 220
20  74  59  67   1   0   2 0.00  0.0    0 10.4 17 200   M    M   6        22 200
21  78  55  67   1   0   2 0.00  0.0    0  4.8 12 250   M    M   7        14 250
22  85  63  74   7   0   9 0.00  0.0    0  7.7 17 340   M    M   5        20 350
23  76  62  69   2   0   4 0.00  0.0    0 10.2 15 340   M    M   6        19 330
24  82  56  69   2   0   4 0.00  0.0    0  8.6 17 350   M    M   1        26 340
25  87  58  73   6   0   8 0.00  0.0    0  7.2 15  30   M    M   1        17 320
26  84  56  70   3   0   5 0.00  0.0    0  4.6 10 270   M    M   2        13 240
================================================================================
SM 2033 1461         5  69  0.00     0.0 181.5          M       97
================================================================================
AV 78.2 56.2                               7.0 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->  # 18  10               # 28  350
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:  SEATTLE-TACOMA WA AIRPORT
                                          MONTH:    JULY
                                          YEAR:     2017
                                          LATITUDE:   47 27 N
                                          LONGITUDE: 122 18 W

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

AVERAGE MONTHLY: 67.2   TOTAL FOR MONTH:   0.00    1 = FOG OR MIST
DPTR FM NORMAL:   1.7   DPTR FM NORMAL:   -0.62    2 = FOG REDUCING VISIBILITY
HIGHEST:    87 ON 25    GRTST 24HR  0.00 ON 26-26      TO 1/4 MILE OR LESS
LOWEST:     53 ON 19, 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:   0
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   0
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.     5    CLEAR  (SCALE 0-3)  12
DPTR FM NORMAL   -39    PTCLDY (SCALE 4-7)  14
TOTAL FM JUL 1     5    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL   -39

[CDD (BASE 65) ]
TOTAL THIS MO.    69
DPTR FM NORMAL    11    [PRESSURE DATA]
TOTAL FM JAN 1   131    HIGHEST SLP M ON M
DPTR FM NORMAL    46    LOWEST  SLP 29.96 ON M

[REMARKS]


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