WFO Monthly/Daily Climate Data
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CXUS55 KSEW 011030
CF6SEA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   SEATTLE-TACOMA WA AIRPORT
                                          MONTH:     FEBRUARY
                                          YEAR:      2021
                                          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  50  44  47   4  18   0 0.88  0.0    0  7.1 16 230   M    M  10 1      22 220
 2  46  39  43   0  22   0 0.61  0.0    0 11.3 29 230   M    M  10 1      36 220
 3  50  40  45   2  20   0 0.07  0.0    0  6.4 15  20   M    M   9        17  20
 4  48  42  45   2  20   0 0.01  0.0    0 13.7 29 200   M    M  10 1      39 210
 5  52  44  48   5  17   0    T  0.0    0 12.6 29 210   M    M   9 1      39 200
 6  50  43  47   4  18   0    T  0.0    0 19.5 33 210   M    M  10 1      42 200
 7  48  38  43   0  22   0 0.04  0.0    0 13.1 22 220   M    M   8        27 200
 8  45  35  40  -3  25   0    T    T    0  5.9 14 190   M    M   8 1      16 190
 9  45  31  38  -5  27   0 0.00  0.0    0  5.8 12  20   M    M   7        14  20
10  43  29  36  -7  29   0 0.00  0.0    0  4.8 10 210   M    M   7        13 140
11  38  30  34  -9  31   0    T    T    0 10.7 18  30   M    M  10        21  30
12  34  25  30 -13  35   0 0.14  2.2    0 12.7 25 110   M    M  10 1      32 120
13  31  25  28 -15  37   0 0.57  8.9    5 13.7 26 110   M    M  10 1      35 120
14  38  30  34  -9  31   0 0.31  1.3    7 12.5 20 110   M    M  10 1      23 110
15  44  33  39  -4  26   0 0.41  0.0    5 11.2 21 180   M    M  10 1      25 180
16  51  38  45   2  20   0    T  0.0    0  8.3 17 230   M    M   8 1      20 220
17  48  36  42  -1  23   0    T  0.0    0  6.0 13  80   M    M   8 8      17  90
18  45  37  41  -3  24   0 0.08  0.0    0  8.7 20 200   M    M   9 1      30 130
19  50  40  45   1  20   0 0.14  0.0    0 11.7 25 220   M    M   9 1      41 250
20  49  38  44   0  21   0    T  0.0    0 11.2 24 210   M    M   9        30 220
21  51  43  47   3  18   0 0.32  0.0    0 17.3 25 220   M    M  10 18     35 220
22  52  41  47   3  18   0 0.35  0.0    0 16.1 25 210   M    M   8 1      34 170
23  49  36  43  -1  22   0 0.36  0.0    0  9.3 22 230   M    M   7 14     28 220
24  46  32  39  -5  26   0 0.01  0.0    0  4.5 13 130   M    M   8 12     16 130
25  48  38  43  -1  22   0 0.24  0.0    0 15.3 29 220   M    M   9 1      37 200
26  51  36  44   0  21   0 0.13  0.0    0 10.5 25 210   M    M   8 135    35 230
27  49  32  41  -3  24   0    T  0.0    0  6.7 15 210   M    M   7 1      20 200
28  53  41  47   3  18   0 0.01  0.0    0  8.3 15 180   M    M  10 1      19 180
================================================================================
SM 1304 1016       655   0  4.68 12.4    294.9          M      248
================================================================================
AV 46.6 36.3                              10.5 FASTST   M    M   9    MAX(MPH)
                                 MISC ---->    33 210                 42 200
================================================================================
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:     FEBRUARY
                                          YEAR:      2021
                                          LATITUDE:   47 27 N
                                          LONGITUDE: 122 18 W

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

AVERAGE MONTHLY: 41.4   TOTAL FOR MONTH:   4.68    1 = FOG OR MIST
DPTR FM NORMAL:  -2.0   DPTR FM NORMAL:    1.18    2 = FOG REDUCING VISIBILITY
HIGHEST:    53 ON 28    GRTST 24HR  1.85 ON 13-14      TO 1/4 MILE OR LESS
LOWEST:     25 ON 13,12                             3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:  12.4 INCHES  5 = HAIL
                        GRTST 24HR   8.9 ON 13-13  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   7 ON 14     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:   1    0.01 INCH OR MORE:  18
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:  12
MIN 32 OR BELOW:   8    0.50 INCH OR MORE:   3
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   655    CLEAR  (SCALE 0-3)   0
DPTR FM NORMAL    50    PTCLDY (SCALE 4-7)   9
TOTAL FM JUL 1  2897    CLOUDY (SCALE 8-10) 19
DPTR FM NORMAL  -358

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP 30.62 ON 24
DPTR FM NORMAL     0    LOWEST  SLP 29.56 ON 15

[REMARKS]
#FINAL-02-21#


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