CXUS51 KLWX 240815 CF6DCA PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: WASHINGTON NATIONAL DC MONTH: AUGUST 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 90 71 81 0 0 16 0.00 0.0 0 9.2 18 180 M M 7 24 170 2 84 75 80 -1 0 15 1.74 0.0 0 9.8 20 280 M M 9 13 26 280 3 89 75 82 1 0 17 0.01 0.0 0 7.8 20 330 M M 7 3 25 330 4 88 73 81 0 0 16 0.00 0.0 0 8.4 14 120 M M 7 23 50 5 89 75 82 2 0 17 0.49 0.0 0 8.9 18 200 M M 7 1 24 230 6 91 75 83 3 0 18 0.03 0.0 0 9.2 21 300 M M 5 3 33 250 7 92 74 83 3 0 18 0.00 0.0 0 7.2 18 170 M M 5 3 26 180 8 93 74 84 4 0 19 T 0.0 0 6.7 15 250 M M 5 19 250 9 94 76 85 5 0 20 0.00 0.0 0 6.1 15 270 M M 5 20 260 10 93 71 82 2 0 17 0.87 0.0 0 5.1 30 320 M M 5 1238 53 240 11 89 71 80 0 0 15 0.02 0.0 0 7.4 25 320 M M 8 37 330 12 87 74 81 1 0 16 T 0.0 0 7.1 14 330 M M 8 19 320 13 90 76 83 3 0 18 0.00 0.0 0 6.7 17 340 M M 6 8 25 340 14 85 79 82 2 0 17 T 0.0 0 6.3 14 30 M M 9 19 30 15 89 74 82 2 0 17 0.00 0.0 0 5.9 12 140 M M 6 15 130 16 81 72 77 -3 0 12 0.32 0.0 0 10.1 26 180 M M 9 138 36 180 17 94 74 84 4 0 19 T 0.0 0 7.4 20 340 M M 8 25 340 18 89 75 82 3 0 17 0.00 0.0 0 8.1 17 330 M M 6 23 330 19 90 70 80 1 0 15 0.00 0.0 0 5.8 15 260 M M 3 22 270 20 92 68 80 1 0 15 0.24 0.0 0 7.8 28 300 M M 8 13 39 300 21 84 65 75 -4 0 10 0.00 0.0 0 6.0 15 350 M M 5 19 350 22 79 68 74 -5 0 9 0.32 0.0 0 6.1 15 160 M M 8 13 20 270 23 87 67 77 -2 0 12 0.00 0.0 0 6.9 18 260 M M 4 23 340 ================================================================================ SM 2039 1672 0 365 4.04 0.0 170.0 M 150 ================================================================================ AV 88.7 72.7 7.4 FASTST M M 7 MAX(MPH) MISC ----> 30 320 53 240 ================================================================================ 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: AUGUST YEAR: 2026 LATITUDE: 38 50 N LONGITUDE: 77 2 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 80.7 TOTAL FOR MONTH: 4.04 1 = FOG OR MIST DPTR FM NORMAL: 0.8DPTR FM NORMAL: 1.65 2 = FOG REDUCING VISIBILITY HIGHEST: 94 ON 17, 9 GRTST 24HR 1.74 ON 2- 2 TO 1/4 MILE OR LESS LOWEST: 65 ON 21 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: 10 0.10 INCH OR MORE: 6 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. 0 CLEAR (SCALE 0-3) 1 DPTR FM NORMAL 0 PTCLDY (SCALE 4-7) 18 TOTAL FM JUL 1 0 CLOUDY (SCALE 8-10) 4 DPTR FM NORMAL 0 [CDD (BASE 65) ] TOTAL THIS MO. 365 DPTR FM NORMAL 21 [PRESSURE DATA] TOTAL FM JAN 1 1501 HIGHEST SLP M ON M DPTR FM NORMAL 151 LOWEST SLP 29.73 ON 3 [REMARKS]