WFO Monthly/Daily Climate Data
Issued by NWS

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000
CXUS55 KSEW 210930
CF6SEA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   SEATTLE-TACOMA WA AIRPORT
                                          MONTH:     SEPTEMBER
                                          YEAR:      2019
                                          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  79  63  71   7   0   6 0.00  0.0    0  5.9 14 190   M    M   6        19 210
 2  79  60  70   6   0   5 0.00  0.0    0  7.0 14 350   M    M   2        20 330
 3  81  59  70   6   0   5 0.00  0.0    0  5.1 12 240   M    M   2        15 270
 4  76  59  68   4   0   3 0.00  0.0    0  6.5 14  10   M    M   5        16  10
 5  79  59  69   5   0   4 0.00  0.0    0  6.8 14  20   M    M   5        17  20
 6  77  61  69   5   0   4 0.00  0.0    0  7.9 17 220   M    M   5        21 220
 7  67  60  64   1   1   0 0.59  0.0    0  5.6 18 220   M    M  10 13     22 210
 8  74  59  67   4   0   2 0.04  0.0    0  8.0 15 220   M    M  10 18     19 210
 9  68  60  64   1   1   0 0.29  0.0    0  6.9 16 190   M    M   9 1      20 200
10  72  57  65   2   0   0 0.00  0.0    0  4.4  9  30   M    M   7 1      14 300
11  73  56  65   2   0   0 0.00  0.0    0  5.6 10 240   M    M   7 1      14 230
12  79  57  68   6   0   3 0.24  0.0    0  8.5 17 180   M    M   7 13     22 280
13  71  59  65   3   0   0 0.00  0.0    0 10.8 16 220   M    M   8        22 200
14  67  60  64   2   1   0 0.05  0.0    0  8.5 15 210   M    M  10 1      18 190
15  61  56  59  -3   6   0 0.44  0.0    0  8.5 18 120   M    M  10 18     23 130
16  68  52  60  -1   5   0 0.09  0.0    0  7.3 18 200   M    M   6 18     23 150
17  64  55  60  -1   5   0 0.65  0.0    0  8.5 16 210   M    M   9 1      21 200
18  68  55  62   1   3   0 0.10  0.0    0  5.7 14 350   M    M   4 1      19 350
19  70  53  62   1   3   0 0.04  0.0    0  3.6  9 190   M    M   8 18     12 190
20  69  58  64   4   1   0    T  0.0    0  4.7  9 120   M    M   8 1      14  90
================================================================================
SM 1442 1158        26  32  2.53     0.0 135.8          M      138
================================================================================
AV 72.1 57.9                               6.8 FASTST   M    M   7    MAX(MPH)
                                 MISC ---->  # 18 220               # 23  130
================================================================================
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:    SEPTEMBER
                                          YEAR:     2019
                                          LATITUDE:   47 27 N
                                          LONGITUDE: 122 18 W

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

AVERAGE MONTHLY: 65.0   TOTAL FOR MONTH:   2.53    1 = FOG OR MIST
DPTR FM NORMAL:   2.5   DPTR FM NORMAL:    1.64    2 = FOG REDUCING VISIBILITY
HIGHEST:    81 ON  3    GRTST 24HR  0.65 ON 17-17      TO 1/4 MILE OR LESS
LOWEST:     52 ON 16                               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:   0    0.10 INCH OR MORE:   6
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   2
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.    26    CLEAR  (SCALE 0-3)   2
DPTR FM NORMAL   -40    PTCLDY (SCALE 4-7)  11
TOTAL FM JUL 1    39    CLOUDY (SCALE 8-10)  7
DPTR FM NORMAL  -112

[CDD (BASE 65) ]
TOTAL THIS MO.    32
DPTR FM NORMAL    13    [PRESSURE DATA]
TOTAL FM JAN 1   323    HIGHEST SLP M ON M
DPTR FM NORMAL   136    LOWEST  SLP 29.71 ON 15

[REMARKS]


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