CXUS51 KLWX 190815 CF6IAD PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: WASHINGTON DULLES DC MONTH: APRIL YEAR: 2024 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 60 52 56 6 9 0 0.22 0.0 0 5.6 14 30 M M 10 13 17 30 2 54 48 51 1 14 0 0.34 0.0 0 7.3 20 120 M M 10 13 28 110 3 52 45 49 -1 16 0 0.66 0.0 0 9.3 25 310 M M 10 18 38 330 4 56 34 45 -6 20 0 0.06 T 0 5.0 26 270 M M 5 14 41 270 5 56 37 47 -4 18 0 T 0.0 0 12.7 31 300 M M 6 40 300 6 57 38 48 -4 17 0 0.00 0.0 0 12.8 28 310 M M 5 40 300 7 65 34 50 -2 15 0 0.00 0.0 M 6.8 18 360 M M 2 24 340 8 75 35 55 3 10 0 0.00 0.0 M 5.3 17 180 M M 6 25 190 9 80 49 65 12 0 0 0.00 0.0 M 4.3 14 200 M M 8 19 200 10 80 61 71 18 0 6 T 0.0 M 5.9 15 190 M M 8 21 180 11 71 64 68 14 0 3 0.05 0.0 0 12.3 21 140 M M 9 1 33 130 12 67 57 62 8 3 0 0.10 0.0 0 15.6 26 240 M M 8 1 45 180 13 67 46 57 3 8 0 T 0.0 0 16.9 35 290 M M 5 53 290 14 84 42 63 8 2 0 0.00 0.0 0 12.1 28 210 M M 2 39 220 15 85 58 72 17 0 7 T 0.0 0 7.1 28 350 M M 7 3 42 360 16 78 48 63 8 2 0 0.00 0.0 0 5.9 16 20 M M 4 23 20 17 74 59 67 11 0 2 T 0.0 0 7.3 14 160 M M 7 21 160 18 79 53 66 10 0 1 T 0.0 0 7.6 21 330 M M 5 30 340 ================================================================================ SM 1240 860 134 19 1.43 T 159.8 M 117 ================================================================================ AV 68.9 47.8 8.9 FASTST M M 7 MAX(MPH) MISC ----> 35 290 53 290 ================================================================================ 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: 2024 LATITUDE: 38 57 N LONGITUDE: 77 27 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 58.3 TOTAL FOR MONTH: 1.43 1 = FOG OR MIST DPTR FM NORMAL: 5.4 DPTR FM NORMAL: -0.55 2 = FOG REDUCING VISIBILITY HIGHEST: 85 ON 15 GRTST 24HR 0.89 ON 2- 3 TO 1/4 MILE OR LESS LOWEST: 34 ON 7, 4 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: T 5 = HAIL GRTST 24HR T ON 4- 4 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: 6 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 4 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. 134 CLEAR (SCALE 0-3) 2 DPTR FM NORMAL -92 PTCLDY (SCALE 4-7) 11 TOTAL FM JUL 1 3562 CLOUDY (SCALE 8-10) 5 DPTR FM NORMAL -821 [CDD (BASE 65) ] TOTAL THIS MO. 19 DPTR FM NORMAL 12 [PRESSURE DATA] TOTAL FM JAN 1 22 HIGHEST SLP M ON M DPTR FM NORMAL 13 LOWEST SLP 29.28 ON 3 [REMARKS]