WFO Monthly/Daily Climate Data
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
CXUS55 KSEW 250930
CF6SEA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   SEATTLE-TACOMA WA AIRPORT
                                          MONTH:     APRIL
                                          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  56  45  51   3  14   0 0.04  0.0    0  7.5 15 210   M    M  10 1      19 210
 2  55  41  48   0  17   0 0.04  0.0    0  7.8 21  40   M    M   9 1      25  50
 3  53  40  47  -2  18   0 0.00  0.0    0  4.9 17 270   M    M   7        14 290
 4  61  43  52   3  13   0 0.12  0.0    0  5.2 25 150   M    M  10 1      21 160
 5  54  48  51   2  14   0 0.46  0.0    0  6.8 18 160   M    M   9 1      23 160
 6  60  47  54   5  11   0 0.26  0.0    0  9.5 20  10   M    M   8 1      24  10
 7  59  46  53   4  12   0 0.10  0.0    0 16.1 38 190   M    M   9        47 200
 8  52  41  47  -2  18   0 0.01  0.0    0 12.8 21 200   M    M   7        26 190
 9  56  39  48  -1  17   0    T  0.0    0  6.5 23 170   M    M   7        31 170
10  53  41  47  -2  18   0 0.38  0.0    0 10.9 30 200   M    M   7 1      40 210
11  57  38  48  -2  17   0 0.02  0.0    0 10.5 21 340   M    M   7        24 350
12  59  45  52   2  13   0 0.85  0.0    0  8.3 21 230   M    M   9 1      27 210
13  54  43  49  -1  16   0 0.08  0.0    0 10.4 24 220   M    M   8        32 210
14  52  42  47  -3  18   0 0.01  0.0    0 12.4 22 200   M    M   7        28 210
15  57  41  49  -1  16   0 0.00  0.0    0  9.1 15  20   M    M   5        19  20
16  66  42  54   4  11   0 0.00  0.0    0 11.6 20 130   M    M   7        23 120
17  60  50  55   5  10   0 0.07  0.0    0  8.8 17 210   M    M   9 1      22 200
18  60  48  54   3  11   0 0.48  0.0    0  8.2 23 190   M    M   7 1      28 190
19  56  46  51   0  14   0 0.35  0.0    0  7.2 15 220   M    M   9 1      19 220
20  58  44  51   0  14   0 0.01  0.0    0  9.4 20 240   M    M   7        25 220
21  66  43  55   4  10   0 0.00  0.0    0  8.3 21 120   M    M   4        29 120
22  63  48  56   5   9   0 0.07  0.0    0  9.6 25 120   M    M   8 1      34 120
23  53  45  49  -2  16   0 0.49  0.0    0  7.4 17 170   M    M   9 1      24 170
24  57  45  51  -1  14   0 0.06  0.0    0  8.2 16 350   M    M   8        20 360
================================================================================
SM 1377 1051       341   0  3.90     0.0 217.4          M      187
================================================================================
AV 57.4 43.8                               9.1 FASTST   M    M   8    MAX(MPH)
                                 MISC ---->  # 38 190               # 47  200
================================================================================
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:    APRIL
                                          YEAR:     2017
                                          LATITUDE:   47 27 N
                                          LONGITUDE: 122 18 W

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

AVERAGE MONTHLY: 50.6   TOTAL FOR MONTH:   3.90    1 = FOG OR MIST
DPTR FM NORMAL:   0.8   DPTR FM NORMAL:    1.63    2 = FOG REDUCING VISIBILITY
HIGHEST:    66 ON 21,16 GRTST 24HR  0.85 ON 12-12      TO 1/4 MILE OR LESS
LOWEST:     38 ON 11                               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:  19
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   9
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   341    CLEAR  (SCALE 0-3)   0
DPTR FM NORMAL   -22    PTCLDY (SCALE 4-7)  14
TOTAL FM JUL 1  4094    CLOUDY (SCALE 8-10) 10
DPTR FM NORMAL   -97

[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 29.23 ON  6

[REMARKS]



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.