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

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CXUS55 KSEW 010930
CF6SEW
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   SEATTLE WA WFO
                                          MONTH:     MAY
                                          YEAR:      2021
                                          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  59  49  54   0  11   0    T  0.0    0    M  M   M   M    M   M         M   M
 2  62  44  53  -1  12   0 0.00  0.0    0    M  M   M   M    M   M         M   M
 3  58  47  53  -1  12   0 0.58  0.0    0    M  M   M   M    M   M         M   M
 4  64  48  56   2   9   0 0.03  0.0    0    M  M   M   M    M   M         M   M
 5  69  44  57   2   8   0 0.00  0.0    0    M  M   M   M    M   M         M   M
 6  66  49  58   3   7   0 0.00  0.0    0    M  M   M   M    M   M         M   M
 7  55  44  50  -5  15   0 0.13  0.0    0    M  M   M   M    M   M         M   M
 8  60  45  53  -2  12   0    T  0.0    0    M  M   M   M    M   M         M   M
 9  64  49  57   1   8   0 0.01  0.0    0    M  M   M   M    M   M         M   M
10  65  43  54  -2  11   0 0.00  0.0    0    M  M   M   M    M   M         M   M
11  69  44  57   1   8   0 0.00  0.0    0    M  M   M   M    M   M         M   M
12  68  53  61   5   4   0 0.00  0.0    0    M  M   M   M    M   M         M   M
13  70  50  60   4   5   0 0.00  0.0    0    M  M   M   M    M   M         M   M
14  72  49  61   4   4   0 0.00  0.0    0    M  M   M   M    M   M         M   M
15  73  49  61   4   4   0 0.00  0.0    0    M  M   M   M    M   M         M   M
16  77  50  64   7   1   0 0.00  0.0    0    M  M   M   M    M   M         M   M
17  59  50  55  -2  10   0 0.03  0.0    0    M  M   M   M    M   M         M   M
18  62  46  54  -3  11   0 0.21  0.0    0    M  M   M   M    M   M         M   M
19  58  46  52  -6  13   0 0.01  0.0    0    M  M   M   M    M   M         M   M
20  65  47  56  -2   9   0    T  0.0    0    M  M   M   M    M   M         M   M
21  64  47  56  -2   9   0 0.00  0.0    0    M  M   M   M    M   M         M   M
22  64  45  55  -3  10   0 0.00  0.0    0    M  M   M   M    M   M         M   M
23  64  53  59   1   6   0 0.00  0.0    0    M  M   M   M    M   M         M   M
24  62  51  57  -1   8   0 0.07  0.0    0    M  M   M   M    M   M         M   M
25  65  51  58   0   7   0 0.00  0.0    0    M  M   M   M    M   M         M   M
26  65  51  58  -1   7   0 0.00  0.0    0    M  M   M   M    M   M         M   M
27  62  52  57  -2   8   0 0.30  0.0    0    M  M   M   M    M   M 1       M   M
28  64  50  57  -2   8   0    T  0.0    0    M  M   M   M    M   M         M   M
29  69  47  58  -1   7   0 0.00  0.0    0    M  M   M   M    M   M         M   M
30  73  50  62   3   3   0 0.00  0.0    0    M  M   M   M    M   M         M   M
31  78  51  65   6   0   0 0.00  0.0    0    M  M   M   M    M   M         M   M
================================================================================
SM 2025 1494       247   0  1.37  0.0        M          M        M
================================================================================
AV 65.3 48.2                                 M FASTST   M    M   M    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:     MAY
                                          YEAR:      2021
                                          LATITUDE:   47 41 N
                                          LONGITUDE: 122 15 W

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

AVERAGE MONTHLY: 56.8   TOTAL FOR MONTH:   1.37    1 = FOG OR MIST
DPTR FM NORMAL:   0.0   DPTR FM NORMAL:   -0.79    2 = FOG REDUCING VISIBILITY
HIGHEST:    78 ON 31    GRTST 24HR  0.58 ON  3- 3      TO 1/4 MILE OR LESS
LOWEST:     43 ON 10                               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:   9
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   4
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.   247    CLEAR  (SCALE 0-3)   0
DPTR FM NORMAL   -11    PTCLDY (SCALE 4-7)   0
TOTAL FM JUL 1  4144    CLOUDY (SCALE 8-10) 31
DPTR FM NORMAL  -212

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL    -4    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP M ON M
DPTR FM NORMAL    -4    LOWEST  SLP M ON M

[REMARKS]
#FINAL-05-21#


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