PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: BLACKSBURG MONTH: AUGUST YEAR: 2004 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 87 64 76 5 0 11 0.07 0.0 0 2.0 9 70 M M 6 3 M M 2 84 67 76 5 0 11 0.01 0.0 0 3.5 10 130 M M 7 1 16 130 3 83 63 73 2 0 8 0.00 0.0 0 5.1 13 330 M M 3 18 21 350 4 86 61 74 3 0 9 0.00 0.0 0 2.6 7 310 M M 2 18 M M 5 70 56 63 -8 2 0 0.90 0.0 0 3.0 9 320 M M 6 1 M M 6 68 49 59 -12 6 0 0.00 0.0 0 5.5 12 330 M M 3 20 330 7 73 46 60 -11 5 0 0.00 0.0 0 4.8 12 330 M M 3 17 300 8 76 47 62 -9 3 0 0.00 0.0 0 1.2 8 340 M M 4 12 M M 9 80 52 66 -5 0 1 0.00 0.0 0 2.0 9 290 M M 4 12 M M 10 80 57 69 -1 0 4 0.00 0.0 0 2.6 7 260 M M 2 18 M M 11 81 57 69 -1 0 4 0.00 0.0 0 3.0 10 270 M M 2 18 M M 12 69 61 65 -5 0 0 0.76 0.0 0 1.4 6 120 M M 7 18 M M 13 69 52 61 -9 4 0 0.00 0.0 0 3.9 9 340 M M 7 8 M M 14 69 51 60 -10 5 0 T 0.0 0 3.3 12 120 M M 6 M M 15 74 50 62 -8 3 0 0.00 0.0 0 2.9 9 130 M M 6 12 M M 16 77 57 67 -3 0 2 0.00 0.0 0 2.9 9 300 M M 6 M M 17 80 57 69 -1 0 4 0.32 0.0 0 1.4 8 110 M M 6 1238 M M 18 80 60 70 0 0 5 0.00 0.0 0 2.3 9 210 M M 6 128 M M 19 85 60 73 4 0 8 0.00 0.0 0 2.2 8 290 M M 3 18 M M 20 85 60 73 4 0 8 0.51 0.0 0 2.3 14 200 M M 5 13 29 120 21 75 57 66 -3 0 1 0.76 0.0 0 3.0 10 320 M M 6 13 M M 22 74 51 63 -6 2 0 0.00 0.0 0 0.7 5 120 M M 6 1 M M 23 84 53 69 0 0 4 T 0.0 0 1.4 7 90 M M 7 12 M M 24 82 60 71 2 0 6 0.00 0.0 0 2.8 8 140 M M 7 128 M M 25 80 57 69 1 0 4 0.00 0.0 0 5.0 10 130 M M 5 18 M M 26 81 54 68 0 0 3 0.00 0.0 0 3.1 9 130 M M 5 128 M M 27 83 58 71 3 0 6 0.23 0.0 0 1.7 7 120 M M 6 18 M M 28 87 64 76 8 0 11 0.00 0.0 0 2.1 9 10 M M 5 128 M M 29 80 62 71 3 0 6 0.01 0.0 0 2.2 9 120 M M 5 128 M M 30 84 66 75 7 0 10 0.02 0.0 0 5.5 10 300 M M 5 1 M M 31 78 58 68 1 0 3 0.00 0.0 0 3.0 10 340 M M 3 18 16 340 ================================================================================ SM 2444 1767 30 129 3.59 0.0 88.4 M 154 ================================================================================ AV 78.8 57.0 2.9 FASTST PSBL % 5 MAX(MPH) MISC ----> 14 200 29 120 ================================================================================ 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: 2004 LATITUDE: 37 13 N LONGITUDE: 80 25 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 67.9 TOTAL FOR MONTH: 3.59 1 = FOG DPTR FM NORMAL: -1.7 DPTR FM NORMAL: -0.09 2 = FOG REDUCING VISIBILITY HIGHEST: 87 ON 28, 1 GRTST 24HR 0.90 ON 5- 5 TO 1/4 MILE OR LESS LOWEST: 46 ON 7 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 0.0 INCH 5 = HAIL GRTST 24HR 0.0 6 = GLAZE OR RIME GRTST DEPTH: 0 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: 0 0.01 INCH OR MORE: 10 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 6 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 4 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 30 CLEAR (SCALE 0-3) 8 DPTR FM NORMAL 19 PTCLDY (SCALE 4-7) 23 SEASONAL TOTAL 31 CLOUDY (SCALE 8-10) 0 DPTR FM NORMAL 13 [CDD (BASE 65) ] TOTAL THIS MO. 129 DPTR FM NORMAL -22 [PRESSURE DATA] SEASONAL TOTAL 517 HIGHEST SLP M ON M DPTR FM NORMAL 35 LOWEST SLP M ON M [REMARKS]