WFO Monthly/Daily Climate Data Issued by NWS Sterling, VA
000
CXUS51 KLWX 010700
CF6IAD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: WASHINGTON DULLES DC
MONTH: OCTOBER
YEAR: 2020
LATITUDE: 38 57 N
LONGITUDE: 77 27 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 72 51 62 1 3 0 0.05 0.0 0 4.1 12 350 M M 6 17 350
2 68 44 56 -5 9 0 0.04 0.0 0 7.0 20 310 M M 5 1 26 310
3 67 40 54 -7 11 0 0.00 0.0 0 2.9 10 290 M M 2 15 310
4 68 40 54 -6 11 0 0.00 0.0 0 1.9 8 100 M M 3 13 60
5 68 45 57 -3 8 0 0.06 0.0 0 5.7 18 320 M M 5 12 24 330
6 73 40 57 -2 8 0 0.00 0.0 0 3.6 14 190 M M 1 1 18 170
7 83 49 66 7 0 1 0.00 0.0 0 6.7 18 230 M M 1 1 26 230
8 71 45 58 -1 7 0 0.00 0.0 0 7.3 21 300 M M 2 29 300
9 71 41 56 -2 9 0 0.00 0.0 0 5.8 14 200 M M 5 20 180
10 74 55 65 7 0 0 0.00 0.0 0 8.1 18 200 M M 9 25 190
11 72 64 68 10 0 3 0.69 0.0 0 4.5 13 100 M M 10 1 17 90
12 65 55 60 3 5 0 0.48 0.0 0 10.5 20 50 M M 10 1 29 70
13 72 47 60 3 5 0 T 0.0 0 8.1 21 300 M M 6 1 29 330
14 75 43 59 3 6 0 0.00 0.0 0 5.3 12 170 M M 1 17 230
15 75 51 63 7 2 0 0.00 0.0 0 9.6 21 200 M M 2 29 210
16 68 45 57 1 8 0 0.01 0.0 0 10.2 18 360 M M 9 25 340
17 62 37 50 -6 15 0 0.00 0.0 0 2.4 14 350 M M 1 19 350
18 65 34 50 -5 15 0 0.00 0.0 0 2.9 15 170 M M 4 20 150
19 72 49 61 6 4 0 T 0.0 0 5.3 14 150 M M 7 1 22 160
20 76 50 63 9 2 0 0.00 0.0 0 4.6 10 180 M M 6 1 14 120
21 80 58 69 15 0 4 T 0.0 0 6.5 12 190 M M 6 12 19 130
22 82 59 71 17 0 6 0.00 0.0 0 3.5 12 140 M M 5 128 15 190
23 78 58 68 14 0 3 0.00 0.0 0 6.2 14 140 M M 4 1 20 140
24 75 55 65 12 0 0 T 0.0 0 7.9 21 360 M M 7 1 29 350
25 55 46 51 -2 14 0 0.37 0.0 0 7.5 14 20 M M 10 1 19 360
26 61 46 54 1 11 0 T 0.0 0 4.0 13 350 M M 9 1 17 360
27 63 55 59 7 6 0 0.00 0.0 0 3.2 13 360 M M 10 18 360
28 71 60 66 14 0 1 T 0.0 0 5.0 15 200 M M 10 1 23 190
29 63 51 57 5 8 0 1.68 0.0 0 8.3 23 320 M M 10 1 29 330
30 55 42 49 -3 16 0 0.16 0.0 0 10.4 20 320 M M 8 1 29 330
31 52 32 42 -9 23 0 0.00 0.0 0 4.1 12 150 M M 6 16 160
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SM 2152 1487 206 18 3.54 0.0 183.1 M 180
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AV 69.4 48.0 5.9 FASTST M M 6 MAX(MPH)
MISC ----> 23 320 # 29 300
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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: WASHINGTON DULLES DC
MONTH: OCTOBER
YEAR: 2020
LATITUDE: 38 57 N
LONGITUDE: 77 27 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 58.7 TOTAL FOR MONTH: 3.54 1 = FOG OR MIST
DPTR FM NORMAL: 2.7 DPTR FM NORMAL: 0.29 2 = FOG REDUCING VISIBILITY
HIGHEST: 83 ON 7 GRTST 24HR 1.80 ON 29-30 TO 1/4 MILE OR LESS
LOWEST: 32 ON 31 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: 5
MIN 32 OR BELOW: 1 0.50 INCH OR MORE: 2
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1
[HDD (BASE 65) ]
TOTAL THIS MO. 206 CLEAR (SCALE 0-3) 8
DPTR FM NORMAL -92 PTCLDY (SCALE 4-7) 14
TOTAL FM JUL 1 267 CLOUDY (SCALE 8-10) 9
DPTR FM NORMAL -89
[CDD (BASE 65) ]
TOTAL THIS MO. 18
DPTR FM NORMAL -1 [PRESSURE DATA]
TOTAL FM JAN 1 1405 HIGHEST SLP M ON M
DPTR FM NORMAL 229 LOWEST SLP 29.38 ON 29
[REMARKS]
#FINAL-10-20#