ZCZC RICLCDDEC ALL TTAA00 KWBC 041712 PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: RICHMOND MONTH: DECEMBER YEAR: 2004 LATITUDE: 37 30 N LONGITUDE: 77 20 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 AVG MX 2MIN DY MAX MIN AVG DEP HDD CDD WTR SNW DPTH SPD SPD DIR MIN PSBL S-S WX SPD DR ================================================================================ 1 62 39 51 7 14 0 0.21 0.0 0 15.5 35 270 M M 5 1 43 300 2 57 30 44 0 21 0 0.00 0.0 0 4.7 15 180 M M 1 18 180 3 56 38 47 3 18 0 0.00 0.0 0 7.5 18 290 M M 0 23 300 4 55 32 44 1 21 0 0.00 0.0 0 5.8 14 220 M M 2 16 210 5 63 35 49 6 16 0 0.00 0.0 0 3.2 10 300 M M 5 13 290 6 58 45 52 9 13 0 0.04 0.0 0 6.2 16 230 M M 10 1 17 230 7 70 51 61 18 4 0 0.25 0.0 0 11.1 24 210 M M 9 12 29 200 8 68 45 57 15 8 0 0.00 0.0 0 6.3 17 230 M M 4 21 270 9 55 42 49 7 16 0 0.36 0.0 0 4.5 10 120 M M 8 12 13 60 10 63 50 57 15 8 0 0.78 0.0 0 4.7 13 260 M M 9 123 16 260 11 57 39 48 7 17 0 0.09 0.0 0 8.5 22 240 M M 7 13 29 240 12 52 37 45 4 20 0 0.00 0.0 0 9.7 21 220 M M 5 23 210 13 54 38 46 5 19 0 T 0.0 0 13.8 29 270 M M 5 35 280 14 43 29 36 -5 29 0 0.00 0.0 0 10.0 18 360 M M 3 25 310 15 39 24 32 -8 33 0 0.00 0.0 0 9.7 24 350 M M 0 33 360 16 50 20 35 -5 30 0 0.00 0.0 0 6.9 15 190 M M 2 18 200 17 55 29 42 2 23 0 0.00 0.0 0 5.3 13 220 M M 3 17 210 18 54 29 42 2 23 0 0.00 0.0 0 2.7 8 20 M M 1 10 10 19 47 23 35 -5 30 0 0.11 1.3 1 7.2 30 10 M M 7 12 37 360 20 25 13 19 -20 46 0 T T 1 13.1 30 330 M M 2 36 10 21 49 17 33 -6 32 0 0.00 0.0 1 9.8 17 220 M M 2 23 210 22 61 35 48 9 17 0 0.00 0.0 0 9.3 17 200 M M 3 20 200 23 66 37 52 13 13 0 0.53 0.0 0 13.9 31 210 M M 9 1 39 210 24 37 28 33 -5 32 0 0.00 0.0 0 10.2 21 360 M M 9 25 10 25 35 24 30 -8 35 0 0.00 0.0 0 7.5 13 30 M M 7 15 10 26 34 26 30 -8 35 0 0.00 0.0 0 11.5 18 10 M M 10 23 360 27 36 23 30 -8 35 0 0.00 0.0 0 11.8 31 360 M M 0 37 360 28 40 20 30 -8 35 0 0.00 0.0 0 6.9 17 200 M M 2 21 200 29 60 33 47 9 18 0 0.00 0.0 0 9.7 15 230 M M 3 17 240 30 58 34 46 9 19 0 0.00 0.0 0 4.2 13 130 M M 7 14 140 31 61 39 50 13 15 0 0.00 0.0 0 6.3 18 220 M M 4 12 21 220 ================================================================================ SM 1620 1004 695 0 2.37 1.3 257.5 M 111 ================================================================================ AV 52.3 32.4 8.3 FASTST PSBL % 4 MAX(MPH) MISC ----> 35 270 43 300 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: RICHMOND MONTH: DECEMBER YEAR: 2004 LATITUDE: 37 30 N LONGITUDE: 77 20 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 42.3 TOTAL FOR MONTH: 2.37 1 = FOG DPTR FM NORMAL: 1.9 DPTR FM NORMAL: -0.75 2 = FOG REDUCING VISIBILITY HIGHEST: 70 ON 7 GRTST 24HR 1.14 ON 9-10 TO 1/4 MILE OR LESS LOWEST: 13 ON 20 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 1.3 INCHES 5 = HAIL GRTST 24HR 1.3 ON 19-19 6 = GLAZE OR RIME GRTST DEPTH: 1 ON 21,20 7 = BLOWING DUST OR SAND: 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: 1 0.01 INCH OR MORE: 8 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 6 MIN 32 OR BELOW: 15 0.50 INCH OR MORE: 2 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 695 CLEAR (SCALE 0-3) 15 DPTR FM NORMAL -53 PTCLDY (SCALE 4-7) 9 SEASONAL TOTAL 1249 CLOUDY (SCALE 8-10) 7 DPTR FM NORMAL -222 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL -1 [PRESSURE DATA] SEASONAL TOTAL 1668 HIGHEST SLP 30.71 ON 28 DPTR FM NORMAL 233 LOWEST SLP 29.46 ON 11 [REMARKS]