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WFO Monthly/Daily Climate Data
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CXUS55 KSEW 250945
CF6SEA

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

                                          STATION:   SEATTLE-TACOMA WA AIRPORT
                                          MONTH:     MAY
                                          YEAR:      2013
                                          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  65  38  52  -1  13   0 0.00  0.0    0  6.9 13 350   M    M   4        16 310
 2  69  44  57   4   8   0 0.00  0.0    0  9.0 21 350   M    M   5        24 350
 3  71  49  60   7   5   0 0.00  0.0    0 11.0 18  20   M    M   2        23  40
 4  77  52  65  11   0   0 0.00  0.0    0 14.6 28 360   M    M   1        35 360
 5  84  53  69  15   0   4 0.00  0.0    0 11.8 20 360   M    M   1        24  10
 6  87  54  71  17   0   6 0.00  0.0    0  4.5 15 330   M    M   0        20 330
 7  69  52  61   7   4   0 0.00  0.0    0  7.3 13 200   M    M   4        18 190
 8  67  52  60   6   5   0 0.00  0.0    0  4.2 10 220   M    M   6 18     13 260
 9  73  50  62   7   3   0 0.00  0.0    0  3.0 10 360   M    M   4 128    13  10
10  79  49  64   9   1   0 0.00  0.0    0  2.3  8 280   M    M   3 18     10 290
11  81  54  68  13   0   3 0.00  0.0    0  5.8 13 220   M    M   7        16 210
12  71  57  64   9   1   0 0.26  0.0    0  8.8 15 240   M    M   9 1      18 230
13  66  49  58   2   7   0 0.13  0.0    0 11.1 28 250   M    M   7 13     38 230
14  65  46  56   0   9   0 0.00  0.0    0  5.4 12 220   M    M   6        17 200
15  63  48  56   0   9   0 0.04  0.0    0  5.1 15 210   M    M   8 1      20 240
16  71  54  63   7   2   0    T  0.0    0  6.1 17 220   M    M   7 1      21 260
17  63  53  58   2   7   0 0.02  0.0    0  8.3 17 200   M    M   9        22 200
18  62  52  57   1   8   0    T  0.0    0  6.5 15 220   M    M   9        18 220
19  65  51  58   1   7   0    T  0.0    0  5.1 15  40   M    M   9        17  40
20  67  49  58   1   7   0 0.00  0.0    0  4.1 13  30   M    M   7        15  30
21  60  47  54  -3  11   0 0.54  0.0    0 10.7 20 210   M    M   8 1      25 230
22  52  45  49  -8  16   0 0.54  0.0    0  6.6 15 210   M    M   9 1      21 240
23  54  44  49  -8  16   0 0.16  0.0    0  4.2 16 190   M    M   9 1      20 180
24  62  48  55  -3  10   0 0.01  0.0    0  6.1 14 200   M    M   8        17 200
================================================================================
SM 1643 1190       149  13  1.70     0.0 168.5          M      142
================================================================================
AV 68.5 49.6                               7.0 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->  # 28 360               # 38  230
================================================================================
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:    MAY
                                          YEAR:     2013
                                          LATITUDE:   47 27 N
                                          LONGITUDE: 122 18 W

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

AVERAGE MONTHLY: 59.0   TOTAL FOR MONTH:   1.70    1 = FOG OR MIST
DPTR FM NORMAL:   3.7   DPTR FM NORMAL:    0.21    2 = FOG REDUCING VISIBILITY
HIGHEST:    87 ON  6    GRTST 24HR  0.57 ON 21-22      TO 1/4 MILE OR LESS
LOWEST:     38 ON  1                               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:   8
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   5
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.   149    CLEAR  (SCALE 0-3)   4
DPTR FM NORMAL   -85    PTCLDY (SCALE 4-7)  13
TOTAL FM JUL 1  4229    CLOUDY (SCALE 8-10)  7
DPTR FM NORMAL  -273

[CDD (BASE 65) ]
TOTAL THIS MO.    13
DPTR FM NORMAL    13    [PRESSURE DATA]
TOTAL FM JAN 1    13    HIGHEST SLP M ON M
DPTR FM NORMAL    13    LOWEST  SLP 29.76 ON M

[REMARKS]
National Weather Service Weather Forecast Office
