WFO Monthly/Daily Climate Data Issued by NWS Sterling, VA
000
CXUS51 KLWX 011927
CF6DCA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: WASHINGTON NATIONAL DC
MONTH: SEPTEMBER
YEAR: 2020
LATITUDE: 38 50 N
LONGITUDE: 77 2 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 82 68 75 -1 0 10 0.11 0.0 0 5.5 12 120 M M 10 1 17 140
2 88 74 81 5 0 16 0.01 0.0 0 8.5 16 200 M M 9 1 24 220
3 91 75 83 8 0 18 0.38 0.0 0 5.7 21 240 M M 6 13 30 240
4 91 72 82 7 0 17 T 0.0 0 7.8 18 330 M M 3 26 280
5 82 63 73 -2 0 8 0.00 0.0 0 6.3 12 170 M M 4 19 320
6 83 62 73 -1 0 8 0.00 0.0 0 6.1 13 190 M M 2 17 190
7 83 65 74 0 0 9 0.00 0.0 0 5.0 12 150 M M 4 16 160
8 87 66 77 3 0 12 0.00 0.0 0 4.1 10 110 M M 5 14 120
9 79 73 76 2 0 11 0.64 0.0 0 8.3 18 50 M M 10 1 24 50
10 81 76 79 6 0 14 2.88 0.0 0 5.9 12 350 M M 9 123 16 350
11 81 72 77 4 0 12 T 0.0 0 8.9 17 340 M M 9 21 10
12 75 66 71 -1 0 6 0.00 0.0 0 8.4 16 70 M M 8 21 90
13 81 62 72 0 0 7 0.00 0.0 0 5.5 14 180 M M 4 18 170
14 79 65 72 0 0 7 T 0.0 0 10.6 22 360 M M 8 29 10
15 71 55 63 -8 2 0 0.00 0.0 0 7.2 17 10 M M 9 8 25 30
16 73 55 64 -7 1 0 0.00 0.0 0 5.6 12 180 M M 8 16 170
17 73 66 70 -1 0 5 0.39 0.0 0 2.1 9 170 M M 10 1 12 170
18 76 59 68 -2 0 3 0.07 0.0 0 12.3 23 20 M M 7 1 31 30
19 67 49 58 -12 7 0 0.00 0.0 0 10.5 22 10 M M 3 29 10
20 69 46 58 -11 7 0 0.00 0.0 0 8.5 15 40 M M 1 22 60
21 68 48 58 -11 7 0 0.00 0.0 0 7.1 17 50 M M 1 26 40
22 73 48 61 -8 4 0 0.00 0.0 0 5.8 16 270 M M 1 22 290
23 81 55 68 0 0 3 0.00 0.0 0 6.3 15 260 M M 4 22 310
24 74 61 68 0 0 3 0.00 0.0 0 4.3 14 170 M M 9 18 170
25 69 62 66 -1 0 1 0.40 0.0 0 5.7 13 160 M M 10 1 18 170
26 72 62 67 0 0 2 0.29 0.0 0 5.4 10 20 M M 10 1 13 30
27 78 68 73 7 0 8 0.05 0.0 0 3.8 9 180 M M 9 1 11 190
28 81 67 74 8 0 9 0.01 0.0 0 9.2 16 170 M M 8 21 180
29 80 57 69 3 0 4 0.20 0.0 0 11.9 25 330 M M 8 1 34 330
30 71 55 63 -2 2 0 0.10 0.0 0 10.7 17 200 M M 4 1 26 180
================================================================================
SM 2339 1872 30 193 5.53 0.0 213.0 M 193
================================================================================
AV 78.0 62.4 7.1 FASTST M M 6 MAX(MPH)
MISC ----> 25 330 34 330
================================================================================
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 NATIONAL DC
MONTH: SEPTEMBER
YEAR: 2020
LATITUDE: 38 50 N
LONGITUDE: 77 2 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 70.2 TOTAL FOR MONTH: 5.53 1 = FOG OR MIST
DPTR FM NORMAL: -0.8 DPTR FM NORMAL: 1.81 2 = FOG REDUCING VISIBILITY
HIGHEST: 91 ON 4, 3 GRTST 24HR 3.44 ON 9-10 TO 1/4 MILE OR LESS
LOWEST: 46 ON 20 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: 13
MAX 90 OR ABOVE: 2 0.10 INCH OR MORE: 9
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 2
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1
[HDD (BASE 65) ]
TOTAL THIS MO. 30 CLEAR (SCALE 0-3) 4
DPTR FM NORMAL 6 PTCLDY (SCALE 4-7) 13
TOTAL FM JUL 1 30 CLOUDY (SCALE 8-10) 13
DPTR FM NORMAL 8
[CDD (BASE 65) ]
TOTAL THIS MO. 193
DPTR FM NORMAL -9 [PRESSURE DATA]
TOTAL FM JAN 1 1725 HIGHEST SLP 30.57 ON 21
DPTR FM NORMAL 212 LOWEST SLP 29.59 ON 30
[REMARKS]
#FINAL-09-20#