CXUS51 KLWX 120915 CF6DCA PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: WASHINGTON NATIONAL DC MONTH: DECEMBER YEAR: 2025 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 46 34 40 -5 25 0 0.00 0.0 0 7.4 23 330 M M 5 30 330 2 42 36 39 -6 26 0 0.86 0.0 0 8.2 23 310 M M 9 1 35 300 3 46 30 38 -7 27 0 0.00 0.0 0 6.2 23 300 M M 3 32 300 4 46 30 38 -6 27 0 0.00 0.0 0 7.6 21 320 M M 6 28 300 5 34 28 31 -13 34 0 0.06 1.1 T 7.3 17 30 M M 10 16 28 10 6 44 31 38 -6 27 0 0.02 T T 5.0 12 180 M M 8 1468 14 180 7 43 29 36 -8 29 0 0.00 0.0 0 5.9 13 170 M M 6 12 15 180 8 37 26 32 -11 33 0 0.00 0.0 0 12.5 23 10 M M 9 29 30 9 33 20 27 -16 38 0 0.00 0.0 0 9.7 21 210 M M 7 27 200 10 45 31 38 -5 27 0 T 0.0 0 12.0 22 190 M M 9 30 180 11 44 34 39 -4 26 0 T T 0 13.6 25 300 M M 6 36 280 ================================================================================ SM 460 329 319 0 0.94 1.1 95.4 M 78 ================================================================================ AV 41.8 29.9 8.7 FASTST M M 7 MAX(MPH) MISC ----> 25 300 36 280 ================================================================================ 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: DECEMBER YEAR: 2025 LATITUDE: 38 50 N LONGITUDE: 77 2 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 35.9 TOTAL FOR MONTH: 0.94 1 = FOG OR MIST DPTR FM NORMAL: -8.0 DPTR FM NORMAL: -0.34 2 = FOG REDUCING VISIBILITY HIGHEST: 46 ON 4, 3 GRTST 24HR 0.86 ON 2- 2 TO 1/4 MILE OR LESS LOWEST: 20 ON 9 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 1.1 INCHES 5 = HAIL GRTST 24HR 1.1 ON 5- 5 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: T 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 0.10INCH OR MORE: 1 MIN 32 OR BELOW: 8 0.50 INCH OR MORE: 1 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 319 CLEAR (SCALE 0-3) 1 DPTR FM NORMAL 87 PTCLDY (SCALE 4-7) 6 TOTAL FM JUL 1 894 CLOUDY (SCALE 8-10) 4 DPTR FM NORMAL 16 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 1716 HIGHEST SLP M ON M DPTR FM NORMAL -21 LOWEST SLP 29.44 ON 10 [REMARKS]