PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: BLACKSBURG MONTH: AUGUST YEAR: 2006 LATITUDE: 37 13 N LONGITUDE: 80 25 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 90 65 78 7 0 13 0.00 0.0 0 2.1 6 330 M M 5 128 M M 2 90 65 78 7 0 13 0.00 0.0 0 2.3 7 320 M M 3 18 M M 3 90 68 79 8 0 14 0.00 0.0 0 2.8 8 310 M M 3 18 M M 4 87 66 77 6 0 12 0.00 0.0 0 5.5 14 310 M M 4 18 16 310 5 83 68 76 5 0 11 0.00 0.0 0 3.7 12 90 M M 7 8 M M 6 86 65 76 5 0 11 0.00 0.0 0 3.5 15 100 M M 4 13 M M 7 84 69 77 6 0 12 0.10 0.0 0 1.7 8 300 M M 4 138 M M 8 84 66 75 4 0 10 0.03 0.0 0 2.9 12 350 M M 4 138 16 350 9 81 63 72 1 0 7 0.13 0.0 0 3.1 9 140 M M 5 18 M M 10 85 69 77 7 0 12 0.16 0.0 0 3.9 12 270 M M 3 18 18 270 11 72 64 68 -2 0 3 0.42 0.0 0 2.5 9 80 M M 9 13 M M 12 68 57 63 -7 2 0 0.22 0.0 0 3.0 9 90 M M 8 1 M M 13 79 53 66 -4 0 1 0.00 0.0 0 1.8 7 120 M M 6 12 M M 14 82 58 70 0 0 5 T 0.0 0 3.1 10 300 M M 3 18 M M 15 80 64 72 2 0 7 0.01 0.0 0 1.7 10 360 M M 4 18 18 360 16 81 61 71 1 0 6 0.00 0.0 0 2.9 12 90 M M 4 18 M M 17 82 55 69 -1 0 4 0.00 0.0 0 3.3 12 80 M M 3 18 M M 18 82 55 69 -1 0 4 0.00 0.0 0 1.6 5 100 M M 2 1 M M 19 84 60 72 3 0 7 0.95 0.0 0 2.0 7 250 M M 5 13 M M 20 81 65 73 4 0 8 T 0.0 0 3.7 8 270 M M 7 18 M M 21 81 61 71 2 0 6 0.00 0.0 0 2.5 8 310 M M 4 1 M M 22 83 58 71 2 0 6 0.00 0.0 0 1.8 8 320 M M 3 1 M M 23 84 57 71 2 0 6 0.00 0.0 0 0.8 5 300 M M 3 1 M M 24 85 57 71 2 0 6 0.00 0.0 0 1.3 7 290 M M 2 1 M M 25 87 59 73 5 0 8 0.00 0.0 0 1.2 6 220 M M 3 12 M M 26 88 58 73 5 0 8 0.00 0.0 0 2.0 7 170 M M 3 128 M M 27 85 58 72 4 0 7 T 0.0 0 1.4 6 280 M M 3 1 M M 28 88 63 76 8 0 11 0.44 0.0 0 2.2 12 230 M M 3 13 17 230 29 84 67 76 8 0 11 0.03 0.0 0 3.8 14 320 M M 6 138 23 320 30 78 67 73 5 0 8 0.10 0.0 0 3.1 10 80 M M 6 18 M M 31 67 62 65 -2 0 0 1.07 0.0 0 9.5 16 90 M M 10 21 100 ================================================================================ SM 2561 1923 2 237 3.66 0.0 86.7 M 139 ================================================================================ AV 82.6 62.0 2.8 FASTST PSBL % 4 MAX(MPH) MISC ----> 16 M # 23 320 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: BLACKSBURG MONTH: AUGUST YEAR: 2006 LATITUDE: 37 13 N LONGITUDE: 80 25 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 72.3 TOTAL FOR MONTH: 3.66 1 = FOG OR MIST DPTR FM NORMAL: 2.7 DPTR FM NORMAL: -0.02 2 = FOG REDUCING VISIBILITY HIGHEST: 90 ON 3, 2 GRTST 24HR 1.07 ON M TO 1/4 MILE OR LESS LOWEST: 53 ON 13 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: 11 MAX 90 OR ABOVE: 3 0.10 INCH OR MORE: 7 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. 2 CLEAR (SCALE 0-3) 13 DPTR FM NORMAL -9 PTCLDY (SCALE 4-7) 15 TOTAL FM JUL 1 7 CLOUDY (SCALE 8-10) 3 DPTR FM NORMAL -11 [CDD (BASE 65) ] TOTAL THIS MO. 237 DPTR FM NORMAL 86 [PRESSURE DATA] TOTAL FM JAN 1 610 HIGHEST SLP M ON M DPTR FM NORMAL 128 LOWEST SLP M ON M [REMARKS]