WFO Monthly/Daily Climate Data Issued by NWS
000
CXUS55 KSEW 011030
CF6SEA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: SEATTLE-TACOMA WA AIRPORT
MONTH: DECEMBER
YEAR: 2023
LATITUDE: 47 27 N
LONGITUDE: 122 18 W
TEMPERATURE IN F: :PCPN: SNOW: WIND :SUNSHINE: SKY :PK WND
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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
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1 50 39 45 1 20 0 0.63 0.0 0 12.7 24 210 M M 9 1 36 210
2 49 43 46 3 19 0 0.43 0.0 0 13.7 35 190 M M 8 1 52 190
3 54 43 49 6 16 0 0.22 0.0 0 9.9 23 210 M M 9 1 38 200
4 58 43 51 8 14 0 1.36 0.0 0 6.1 20 150 M M 10 1 30 140
5 59 48 54 11 11 0 2.39 0.0 0 6.9 18 180 M M 10 1 25 190
6 50 46 48 5 17 0 0.35 0.0 0 3.8 8 310 M M 10 1 12 310
7 47 37 42 0 23 0 0.40 0.0 0 9.4 18 220 M M 9 13 26 190
8 44 37 41 -1 24 0 0.00 0.0 0 5.7 13 220 M M 7 17 150
9 44 35 40 -2 25 0 0.64 0.0 0 4.6 9 190 M M 10 1 14 210
10 53 44 49 7 16 0 0.14 0.0 0 7.5 17 210 M M 9 1 23 210
11 47 42 45 3 20 0 T 0.0 0 6.9 13 20 M M 10 1 21 20
12 44 34 39 -3 26 0 0.00 0.0 0 3.9 10 50 M M 7 128 13 20
13 51 34 43 1 22 0 0.00 0.0 0 4.0 10 130 M M 7 12 20 100
14 48 43 46 4 19 0 0.14 0.0 0 6.0 12 30 M M 10 1 16 100
15 52 39 46 4 19 0 0.00 0.0 0 4.1 12 150 M M 6 15 150
16 51 36 44 2 21 0 0.00 0.0 0 3.4 9 30 M M 6 11 30
17 49 33 41 -1 24 0 0.00 0.0 0 6.1 16 30 M M 8 12 19 30
18 50 38 44 2 21 0 0.05 0.0 0 4.0 10 70 M M 10 12 19 80
19 52 47 50 8 15 0 0.12 0.0 0 8.3 18 110 M M 9 18 25 70
20 51 38 45 3 20 0 0.00 0.0 0 3.5 10 120 M M 4 128 13 130
21 50 42 46 4 19 0 0.00 0.0 0 3.9 10 150 M M 8 12 15 160
22 45 37 41 -1 24 0 0.67 0.0 0 7.9 18 210 M M 9 1 26 210
23 45 33 39 -3 26 0 0.00 0.0 0 4.6 10 30 M M 3 18 18 70
24 44 30 37 -5 28 0 T 0.0 0 7.0 18 230 M M 8 23 220
25 48 41 45 3 20 0 0.59 0.0 0 14.0 22 110 M M 10 1 29 120
26 53 44 49 7 16 0 0.09 0.0 0 9.1 17 100 M M 8 1 25 100
27 55 47 51 9 14 0 0.10 0.0 0 12.8 24 110 M M 9 34 120
28 56 45 51 9 14 0 0.06 0.0 0 10.5 20 100 M M 10 1 27 100
29 63 53 58 16 7 0 T 0.0 0 12.6 28 120 M M 9 41 120
30 56 43 50 8 15 0 0.10 0.0 0 5.6 13 200 M M 9 1 18 220
31 50 38 44 2 21 0 0.00 0.0 0 3.5 9 140 M M 6 14 150
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SM 1568 1252 596 0 8.48 0.0 222.0 M 257
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AV 50.6 40.4 7.2 FASTST M M 8 MAX(MPH)
MISC ----> 35 190 52 190
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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: DECEMBER
YEAR: 2023
LATITUDE: 47 27 N
LONGITUDE: 122 18 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 45.5 TOTAL FOR MONTH: 8.48 1 = FOG OR MIST
DPTR FM NORMAL: 3.5 DPTR FM NORMAL: 2.76 2 = FOG REDUCING VISIBILITY
HIGHEST: 63 ON 29 GRTST 24HR 3.00 ON 4- 5 TO 1/4 MILE OR LESS
LOWEST: 30 ON 24 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: 18
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 15
MIN 32 OR BELOW: 1 0.50 INCH OR MORE: 6
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 2
[HDD (BASE 65) ]
TOTAL THIS MO. 596 CLEAR (SCALE 0-3) 1
DPTR FM NORMAL -115 PTCLDY (SCALE 4-7) 11
TOTAL FM JUL 1 1599 CLOUDY (SCALE 8-10) 19
DPTR FM NORMAL -171
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 378 HIGHEST SLP 30.47 ON 8
DPTR FM NORMAL 115 LOWEST SLP 29.49 ON 19
[REMARKS]
#FINAL-12-23#