WFO Monthly/Daily Climate Data
Issued by NWS Seattle/Tacoma, WA

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CXUS55 KSEW 290930
CF6SEW
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   SEATTLE WA WFO
                                          MONTH:     APRIL
                                          YEAR:      2017
                                          LATITUDE:   47 41 N
                                          LONGITUDE: 122 15 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  56  47  52   3  13   0 0.04  0.0    0   M   M   M   M    M   M         M  M
 2  55  42  49   0  16   0 0.17  0.0    0   M   M   M   M    M   M 1       M  M
 3  56  38  47  -2  18   0    T  0.0    0   M   M   M   M    M   M         M  M
 4  63  43  53   4  12   0 0.03  0.0    0   M   M   M   M    M   M         M  M
 5  52  48  50   1  15   0 0.49  0.0    0   M   M   M   M    M   M 1       M  M
 6  61  47  54   5  11   0 0.17  0.0    0   M   M   M   M    M   M         M  M
 7  58  45  52   3  13   0 0.30  0.0    0   M   M   M   M    M   M         M  M
 8  55  43  49   0  16   0 0.02  0.0    0   M   M   M   M    M   M         M  M
 9  57  37  47  -3  18   0    T  0.0    0   M   M   M   M    M   M         M  M
10  54  43  49  -1  16   0 0.32  0.0    0   M   M   M   M    M   M         M  M
11  55  38  47  -3  18   0    T  0.0    0   M   M   M   M    M   M         M  M
12  57  45  51   1  14   0 0.89  0.0    0   M   M   M   M    M   M         M  M
13  56  44  50   0  15   0 0.07  0.0    0   M   M   M   M    M   M         M  M
14  54  43  49  -1  16   0 0.00  0.0    0   M   M   M   M    M   M         M  M
15  58  42  50   0  15   0 0.00  0.0    0   M   M   M   M    M   M         M  M
16  67  40  54   4  11   0 0.00  0.0    0   M   M   M   M    M   M         M  M
17  63  48  56   5   9   0 0.05  0.0    0   M   M   M   M    M   M         M  M
18  62  45  54   3  11   0 0.09  0.0    0   M   M   M   M    M   M         M  M
19  56  43  50  -1  15   0 0.52  0.0    0   M   M   M   M    M   M         M  M
20  61  45  53   2  12   0 0.02  0.0    0   M   M   M   M    M   M         M  M
21  67  41  54   3  11   0 0.00  0.0    0   M   M   M   M    M   M         M  M
22  62  49  56   5   9   0 0.05  0.0    0   M   M   M   M    M   M         M  M
23  54  46  50  -2  15   0 0.15  0.0    0   M   M   M   M    M   M         M  M
24  57  44  51  -1  14   0 0.02  0.0    0   M   M   M   M    M   M         M  M
25  57  48  53   1  12   0 0.02  0.0    0   M   M   M   M    M   M         M  M
26  59  43  51  -1  14   0 0.46  0.0    M   M   M   M   M    M   M         M  M
27  56  42  49  -3  16   0 0.01  0.0    M   M   M   M   M    M   M         M  M
28  60  44  52   0  13   0 0.04  0.0    0   M   M   M   M    M   M         M  M
================================================================================
SM 1628 1223       388   0  3.93     0.0     M          M        M
================================================================================
AV 58.1 43.7                                 M FASTST   M    M   8    MAX(MPH)
                                 MISC ---->     M   M                  M    M
================================================================================
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 WA WFO
                                          MONTH:    APRIL
                                          YEAR:     2017
                                          LATITUDE:   47 41 N
                                          LONGITUDE: 122 15 W

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

AVERAGE MONTHLY: 50.9   TOTAL FOR MONTH:   3.93    1 = FOG OR MIST
DPTR FM NORMAL:   0.6   DPTR FM NORMAL:    1.31    2 = FOG REDUCING VISIBILITY
HIGHEST:    67 ON 21,16 GRTST 24HR  0.89 ON 12-12      TO 1/4 MILE OR LESS
LOWEST:     37 ON  9                               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:  21
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   9
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.   388    CLEAR  (SCALE 0-3)   0
DPTR FM NORMAL   -22    PTCLDY (SCALE 4-7)   0
TOTAL FM JUL 1  4033    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL  -115

[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 M ON M

[REMARKS]



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