WFO Monthly/Daily Climate Data
Issued by NWS

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000
CXUS55 KSEW 230930
CF6SEA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   SEATTLE-TACOMA WA AIRPORT
                                          MONTH:     FEBRUARY
                                          YEAR:      2018
                                          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  46  43  45   2  20   0 0.57  0.0    0  7.1 13 180   M    M  10 1      17 190
 2  53  45  49   6  16   0 0.08  0.0    0 12.7 24 210   M    M  10 1      33 200
 3  51  48  50   7  15   0 0.14  0.0    0 11.4 22 200   M    M  10 1      27 190
 4  55  49  52   9  13   0 0.01  0.0    0 15.4 26 200   M    M  10        35 220
 5  50  46  48   5  17   0 0.03  0.0    0 11.6 22 230   M    M  10 1      28 220
 6  48  44  46   3  19   0 0.05  0.0    0  7.3 14 200   M    M  10 1      18 210
 7  54  47  51   8  14   0 0.00  0.0    0  7.2 17 200   M    M  10        21 190
 8  53  42  48   5  17   0 0.05  0.0    0 14.5 24 220   M    M   8 1      31 240
 9  49  39  44   1  21   0    T  0.0    0  6.7 17 160   M    M   9 1      20  10
10  46  33  40  -3  25   0 0.00  0.0    0  5.3 16  10   M    M   5        21 360
11  46  33  40  -3  25   0 0.00  0.0    0  7.9 20 330   M    M   8 1      26 330
12  47  32  40  -3  25   0 0.00  0.0    0  8.6 18 350   M    M   2        22 350
13  48  29  39  -4  26   0 0.14  0.0    0  5.3 17 180   M    M   5        23 160
14  44  37  41  -2  24   0 0.10  0.0    0  8.0 20 200   M    M   9 1      24 200
15  45  36  41  -2  24   0 0.01  0.0    0  7.9 14 190   M    M   9 1      19 220
16  47  40  44   1  21   0 0.11  0.0    0 14.1 23 180   M    M  10 1      32 180
17  49  39  44   1  21   0 0.30  0.0    0 20.1 33 230   M    M   9 1      49 230
18  39  30  35  -9  30   0 0.06    T    0 17.3 32 330   M    M   8 1      42 340
19  37  28  33 -11  32   0 0.00  0.0    0 10.6 23 350   M    M   5        32 350
20  36  27  32 -12  33   0    T    T    0  6.9 15  10   M    M   8        18  10
21  34  26  30 -14  35   0 0.06  1.0    0  8.3 16 190   M    M   7 1      18 190
22  38  26  32 -12  33   0    T    M    0  9.8 17 350   M    M   4 1      24 340
================================================================================
SM 1015  819       506   0  1.71     1.0 224.0          M      176
================================================================================
AV 46.1 37.2                              10.2 FASTST   M    M   8    MAX(MPH)
                                 MISC ---->  # 33 230               # 49  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:    FEBRUARY
                                          YEAR:     2018
                                          LATITUDE:   47 27 N
                                          LONGITUDE: 122 18 W

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

AVERAGE MONTHLY: 41.7   TOTAL FOR MONTH:   1.71    1 = FOG OR MIST
DPTR FM NORMAL:  -1.5   DPTR FM NORMAL:   -1.06    2 = FOG REDUCING VISIBILITY
HIGHEST:    55 ON  4    GRTST 24HR  0.57 ON  1- 1      TO 1/4 MILE OR LESS
LOWEST:     26 ON 22,21                            3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   1.0 INCH    5 = HAIL
                        GRTST 24HR   1.0 ON 21-21  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:  14
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   6
MIN 32 OR BELOW:   7    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   506    CLEAR  (SCALE 0-3)   1
DPTR FM NORMAL    26    PTCLDY (SCALE 4-7)   8
TOTAL FM JUL 1  2879    CLOUDY (SCALE 8-10) 13
DPTR FM NORMAL  -250

[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 29.62 ON 18

[REMARKS]



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