WFO Monthly/Daily Climate Data
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CXUS51 KLWX 011213
CF6IAD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: WASHINGTON DULLES DC
MONTH: FEBRUARY
YEAR: 2021
LATITUDE: 38 57 N
LONGITUDE: 77 27 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 33 26 30 -4 35 0 0.22 2.5 3 13.3 20 350 M M 10 146 29 340
2 36 31 34 0 31 0 0.01 0.2 4 17.7 30 310 M M 10 1 42 310
3 41 31 36 2 29 0 T T 4 16.8 28 310 M M 7 1 37 310
4 49 28 39 5 26 0 T 0.0 2 8.5 25 320 M M 4 34 320
5 55 28 42 8 23 0 0.02 0.0 T 10.8 22 190 M M 5 33 190
6 50 27 39 4 26 0 0.00 0.0 0 6.2 16 210 M M 7 22 230
7 43 24 34 -1 31 0 0.46 1.8 T 7.7 22 310 M M 7 12 29 310
8 38 22 30 -5 35 0 0.00 0.0 T 6.3 13 200 M M 2 19 20
9 49 27 38 3 27 0 0.00 0.0 0 6.4 18 350 M M 7 25 330
10 42 29 36 1 29 0 0.27 0.5 0 4.2 12 350 M M 8 14 15 360
11 35 31 33 -2 32 0 0.07 T T 6.8 15 40 M M 10 18 21 30
12 32 28 30 -6 35 0 T T 0 4.7 13 40 M M 10 18 16 50
13 30 27 29 -7 36 0 0.28 0.2 0 7.9 13 360 M M 10 146 16 340
14 37 27 32 -4 33 0 T 0.0 T 7.7 13 360 M M 10 18 17 360
15 37 34 36 0 29 0 0.57 0.0 0 5.4 12 350 M M 10 18 15 10
16 43 26 35 -1 30 0 0.11 0.0 0 9.2 29 320 M M 8 1 40 310
17 36 23 30 -6 35 0 0.00 0.0 0 8.1 18 320 M M 6 25 310
18 30 26 28 -9 37 0 0.66 1.0 T 7.3 16 110 M M 10 146 23 110
19 38 29 34 -3 31 0 T T 1 10.0 20 320 M M 10 16 28 320
20 32 24 28 -9 37 0 0.00 0.0 1 15.9 32 310 M M 5 45 300
21 39 16 28 -9 37 0 0.00 0.0 1 4.4 12 150 M M 3 18 160
22 38 30 34 -4 31 0 0.33 0.2 T 6.9 16 210 M M 8 146 23 180
23 57 27 42 4 23 0 T 0.0 T 9.0 29 290 M M 4 1 40 290
24 66 27 47 9 18 0 0.00 0.0 0 7.8 23 200 M M 3 34 210
25 56 32 44 6 21 0 0.00 0.0 0 10.2 29 310 M M 2 40 310
26 50 33 42 3 23 0 0.15 T 0 5.5 16 200 M M 9 14 25 160
27 54 36 45 6 20 0 0.16 0.0 0 3.3 10 220 M M 9 1 15 220
28 47 43 45 6 20 0 0.97 0.0 0 4.2 14 100 M M 10 1 17 130
================================================================================
SM 1193 792 820 0 4.28 6.4 232.2 M 204
================================================================================
AV 42.6 28.3 8.3 FASTST M M 7 MAX(MPH)
MISC ----> 32 310 45 300
================================================================================
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: FEBRUARY
YEAR: 2021
LATITUDE: 38 57 N
LONGITUDE: 77 27 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 35.4 TOTAL FOR MONTH: 4.28 1 = FOG OR MIST
DPTR FM NORMAL: -0.8 DPTR FM NORMAL: 1.54 2 = FOG REDUCING VISIBILITY
HIGHEST: 66 ON 24 GRTST 24HR 0.97 ON 28-28 TO 1/4 MILE OR LESS
LOWEST: 16 ON 21 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 9.4 INCHES 5 = HAIL
GRTST 24HR 2.5 ON 1- 1 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: 4 ON 3, 2 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: 4 0.01 INCH OR MORE: 14
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 11
MIN 32 OR BELOW: 24 0.50 INCH OR MORE: 3
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 820 CLEAR (SCALE 0-3) 4
DPTR FM NORMAL 14 PTCLDY (SCALE 4-7) 10
TOTAL FM JUL 1 3193 CLOUDY (SCALE 8-10) 14
DPTR FM NORMAL -398
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 0 HIGHEST SLP 30.65 ON 21
DPTR FM NORMAL 0 LOWEST SLP 29.55 ON 2
[REMARKS]
#FINAL-02-21#