WFO Monthly/Daily Climate Data Issued by NWS Sterling, VA
000
CXUS51 KLWX 030244
CF6IAD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: WASHINGTON DULLES DC
MONTH: APRIL
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 56 40 48 -2 17 0 T 0.0 0 8.6 18 350 M M 9 22 20
2 62 37 50 0 15 0 0.00 0.0 0 15.9 32 310 M M 2 42 300
3 66 45 56 6 9 0 0.00 0.0 0 17.6 32 310 M M 2 42 320
4 62 43 53 2 12 0 0.00 0.0 0 6.0 14 350 M M 6 17 360
5 71 42 57 6 8 0 T 0.0 0 3.5 12 190 M M 7 15 210
6 70 45 58 7 7 0 T 0.0 0 4.6 15 350 M M 5 20 10
7 73 47 60 8 5 0 0.30 0.0 0 5.8 21 330 M M 7 13 30 330
8 78 51 65 13 0 0 0.06 0.0 0 7.4 24 310 M M 5 32 310
9 69 45 57 5 8 0 0.12 0.0 0 14.4 39 290 M M 6 3 51 290
10 51 34 43 -10 22 0 0.00 0.0 0 18.2 39 300 M M 5 50 290
11 63 34 49 -4 16 0 0.00 0.0 0 7.5 22 290 M M 4 30 290
12 72 36 54 1 11 0 0.24 0.0 0 7.2 23 190 M M 7 1 31 180
13 77 50 64 10 1 0 1.79 0.0 0 14.1 35 290 M M 7 13 41 290
14 57 38 48 -6 17 0 0.23 0.0 0 8.5 25 330 M M 8 1 31 310
15 53 37 45 -9 20 0 0.05 T 0 7.0 20 340 M M 5 1 26 330
16 52 33 43 -12 22 0 0.00 0.0 0 10.7 23 290 M M 4 32 310
17 59 29 44 -11 21 0 T 0.0 0 5.9 18 190 M M 8 24 200
18 54 33 44 -11 21 0 0.06 0.0 0 9.1 29 320 M M 6 1 37 320
19 65 30 48 -8 17 0 0.00 0.0 0 6.4 20 200 M M 5 25 200
20 63 48 56 0 9 0 0.00 0.0 0 5.7 13 360 M M 8 18 360
21 68 43 56 0 9 0 0.01 0.0 0 16.1 33 290 M M 5 44 290
22 62 37 50 -6 15 0 0.00 0.0 0 11.3 28 310 M M 2 37 300
23 58 41 50 -7 15 0 0.48 0.0 0 5.7 14 150 M M 10 1 18 160
24 58 46 52 -5 13 0 0.21 0.0 0 6.7 15 350 M M 10 1 19 350
25 62 39 51 -6 14 0 0.09 0.0 0 6.2 15 150 M M 7 1 19 160
26 56 47 52 -6 13 0 0.38 0.0 0 5.8 13 360 M M 10 1 17 10
27 59 41 50 -8 15 0 0.06 0.0 0 11.4 24 300 M M 8 1 32 310
28 53 39 46 -12 19 0 0.10 0.0 0 2.6 10 210 M M 9 1 13 210
29 75 40 58 0 7 0 T 0.0 0 8.1 22 150 M M 7 1 32 150
30 67 54 61 2 4 0 1.38 0.0 0 9.1 21 130 M M 10 1 30 140
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SM 1891 1224 382 0 5.56 T 267.1 M 194
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AV 63.0 40.8 8.9 FASTST M M 6 MAX(MPH)
MISC ----> # 39 290 51 290
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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: APRIL
YEAR: 2020
LATITUDE: 38 57 N
LONGITUDE: 77 27 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 51.9 TOTAL FOR MONTH: 5.56 1 = FOG OR MIST
DPTR FM NORMAL: -2.5 DPTR FM NORMAL: 2.09 2 = FOG REDUCING VISIBILITY
HIGHEST: 78 ON 8 GRTST 24HR 2.03 ON 12-13 TO 1/4 MILE OR LESS
LOWEST: 29 ON 17 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: T 5 = HAIL
GRTST 24HR T ON 15-15 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: 16
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 10
MIN 32 OR BELOW: 2 0.50 INCH OR MORE: 2
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 2
[HDD (BASE 65) ]
TOTAL THIS MO. 382 CLEAR (SCALE 0-3) 3
DPTR FM NORMAL 47 PTCLDY (SCALE 4-7) 21
TOTAL FM JUL 1 3974 CLOUDY (SCALE 8-10) 6
DPTR FM NORMAL -600
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL -17 [PRESSURE DATA]
TOTAL FM JAN 1 3 HIGHEST SLP 30.35 ON 17
DPTR FM NORMAL -17 LOWEST SLP 29.31 ON 9
[REMARKS]
#FINAL-04-20#