WFO Monthly/Daily Climate Data
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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991
CXUS51 KLWX 120815
CF6DCA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: WASHINGTON NATIONAL DC
MONTH: APRIL
YEAR: 2026
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 87 63 75 22 0 10 0.19 0.0 0 8.4 28 210 M M 8 13 43 240
2 64 48 56 3 9 0 0.02 0.0 0 11.0 17 70 M M 10 1 23 20
3 82 48 65 11 0 0 T 0.0 0 8.1 17 190 M M 8 1 27 170
4 85 65 75 21 0 10 T 0.0 0 10.2 18 180 M M 5 24 190
5 74 51 63 9 2 0 0.69 0.0 0 14.4 26 280 M M 7 1 38 270
6 63 46 55 0 10 0 0.00 0.0 0 8.5 21 320 M M 5 29 310
7 58 44 51 -4 14 0 0.00 0.0 0 13.3 25 290 M M 4 36 290
8 55 35 45 -11 20 0 0.00 0.0 0 8.7 18 20 M M 2 25 20
9 64 37 51 -5 14 0 0.00 0.0 0 6.4 15 170 M M 6 21 240
10 74 44 59 3 6 0 0.00 0.0 0 8.6 15 170 M M 3 20 310
11 71 55 63 6 2 0 0.00 0.0 0 7.8 23 340 M M 2 30 320
================================================================================
SM 777 536 77 20 0.90 0.0 105.4 M 60
================================================================================
AV 70.6 48.7 9.6 FASTST M M 5 MAX(MPH)
MISC ----> 28 210 43 240
================================================================================
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: APRIL
YEAR: 2026
LATITUDE: 38 50 N
LONGITUDE: 77 2 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 59.7 TOTAL FOR MONTH: 0.90 1 = FOG OR MIST
DPTR FM NORMAL: 4.9 DPTR FM NORMAL: -0.25 2 = FOG REDUCING VISIBILITY
HIGHEST: 87 ON 1 GRTST 24HR 0.69 ON 5- 5 TO 1/4 MILE OR LESS
LOWEST: 35 ON 8 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: 3
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 2
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 1
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 77 CLEAR (SCALE 0-3) 2
DPTR FM NORMAL -41 PTCLDY (SCALE 4-7) 7
TOTAL FM JUL 1 3685 CLOUDY (SCALE 8-10) 2
DPTR FM NORMAL 100
[CDD (BASE 65) ]
TOTAL THIS MO. 20
DPTR FM NORMAL 15 [PRESSURE DATA]
TOTAL FM JAN 1 35 HIGHEST SLP M ON M
DPTR FM NORMAL 27 LOWEST SLP 29.83 ON 5
[REMARKS]