804 CXUS51 KLWX 110620 CF6DCA PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: WASHINGTON NATIONAL DC MONTH: OCTOBER YEAR: 2018 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 81 64 73 8 0 8 0.00 0.0 0 7.6 13 170 M M 3 15 170 2 84 66 75 11 0 10 0.00 0.0 0 8.7 16 200 M M 7 21 210 3 87 69 78 14 0 13 0.00 0.0 0 5.7 15 340 M M 5 18 340 4 90 68 79 15 0 14 0.00 0.0 0 5.8 21 60 M M 6 1 24 20 5 77 66 72 9 0 7 0.00 0.0 0 8.8 22 50 M M 10 8 27 30 6 75 66 71 8 0 6 0.00 0.0 0 3.9 10 210 M M 10 18 13 190 7 82 71 77 15 0 12 0.00 0.0 0 5.6 10 170 M M 6 1 12 180 8 85 71 78 16 0 13 0.00 0.0 0 4.0 14 170 M M 4 1 17 160 9 83 72 78 16 0 13 T 0.0 0 3.7 9 120 M M 8 11 190 10 84 73 79 18 0 14 T 0.0 0 6.5 13 170 M M 9 15 180 ================================================================================ SM 828 686 0 110 T 0.0 60.3 M 68 ================================================================================ AV 82.8 68.6 6.0 FASTST M M 7 MAX(MPH) MISC ----> # 22 50 # 27 30 ================================================================================ 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: OCTOBER YEAR: 2018 LATITUDE: 38 50 N LONGITUDE: 77 2 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 75.7 TOTAL FOR MONTH: T 1 = FOG OR MIST DPTR FM NORMAL: 12.7 DPTR FM NORMAL: -1.10 2 = FOG REDUCING VISIBILITY HIGHEST: 90 ON 4 GRTST 24HR T ON 10-10 TO 1/4 MILE OR LESS LOWEST: 64 ON 1 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: 0 MAX 90 OR ABOVE: 1 0.10 INCH OR MORE: 0 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 0 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 0 CLEAR (SCALE 0-3) 1 DPTR FM NORMAL -40 PTCLDY (SCALE 4-7) 6 TOTAL FM JUL 1 1 CLOUDY (SCALE 8-10) 3 DPTR FM NORMAL -63 [CDD (BASE 65) ] TOTAL THIS MO. 110 DPTR FM NORMAL 88 [PRESSURE DATA] TOTAL FM JAN 1 2037 HIGHEST SLP M ON M DPTR FM NORMAL 502 LOWEST SLP 29.87 ON 10 [REMARKS]