PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: BLACKSBURG MONTH: SEPTEMBER 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 79 55 67 0 0 2 0.00 0.0 0 2.3 8 100 M M 4 8 M M 2 75 57 66 -1 0 1 0.00 0.0 0 3.5 10 120 M M 3 18 M M 3 78 55 67 0 0 2 0.00 0.0 0 1.8 7 100 M M 4 18 M M 4 79 55 67 1 0 2 0.00 0.0 0 2.1 7 130 M M 1 1 M M 5 78 54 66 0 0 1 T 0.0 0 7.5 17 90 M M 4 18 25 90 6 69 64 67 1 0 2 0.13 0.0 0 8.4 13 100 M M 10 1 18 100 7 71 64 68 2 0 3 0.83 0.0 0 7.6 12 100 M M 10 1 21 100 8 75 66 71 5 0 6 2.04 0.0 0 8.4 15 100 M M 10 24 100 9 70 55 63 -2 2 0 0.00 0.0 0 6.7 14 310 M M 9 20 290 10 77 53 65 0 0 0 0.00 0.0 0 0.3 4 320 M M 5 12 M M 11 79 52 66 1 0 1 0.00 0.0 0 2.0 7 130 M M 4 1 9 130 12 79 55 67 3 0 2 0.00 0.0 0 1.2 5 130 M M 5 128 M M 13 79 55 67 3 0 2 0.00 0.0 0 2.1 8 150 M M 5 128 M M 14 73 56 65 1 0 0 0.00 0.0 0 4.7 12 90 M M 4 1 16 90 15 75 54 65 2 0 0 0.00 0.0 0 2.1 7 100 M M 7 18 M M 16 74 61 68 5 0 3 0.05 0.0 0 3.0 10 80 M M 7 M M 17 73 59 66 3 0 1 1.61 0.0 0 9.7 16 120 M M 10 27 120 18 66 51 59 -4 6 0 0.10 0.0 0 9.6 20 340 M M 6 32 330 19 74 41 58 -4 7 0 0.00 0.0 0 2.0 8 90 M M 0 M M 20 68 39 54 -8 11 0 0.00 0.0 0 3.1 10 120 M M 0 M M 21 78 40 59 -2 6 0 0.00 0.0 0 0.3 4 100 M M 3 M M 22 83 46 65 4 0 0 0.00 0.0 0 0.1 4 270 M M 0 1 M M 23 82 51 67 6 0 2 0.00 0.0 0 1.1 6 100 M M 2 12 M M 24 77 50 64 4 1 0 0.00 0.0 0 2.4 9 100 M M 3 1 M M 25 77 53 65 5 0 0 0.00 0.0 0 1.5 8 90 M M 6 128 M M 26 78 52 65 6 0 0 0.00 0.0 0 2.8 7 100 M M 5 128 M M 27 64 60 62 3 3 0 0.37 0.0 0 8.6 14 90 M M 9 18 18 90 28 70 58 64 5 1 0 4.26 0.0 0 8.2 14 310 M M 10 22 340 29 72 53 63 5 2 0 0.00 0.0 0 3.4 7 310 M M 3 18 M M 30 74 52 63 5 2 0 0.00 0.0 0 1.0 9 100 M M 7 M M ================================================================================ SM 2246 1616 41 30 9.39 0.0 117.5 M 156 ================================================================================ AV 74.9 53.9 3.9 FASTST PSBL % 5 MAX(MPH) MISC ----> 20 340 32 330 ================================================================================ 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: SEPTEMBER YEAR: 2004 LATITUDE: 37 13 N LONGITUDE: 80 25 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 64.4 TOTAL FOR MONTH: 9.39 1 = FOG DPTR FM NORMAL: 1.4 DPTR FM NORMAL: 6.00 2 = FOG REDUCING VISIBILITY HIGHEST: 83 ON 22 GRTST 24HR 4.26 ON 28-28 TO 1/4 MILE OR LESS LOWEST: 39 ON 20 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: 8 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 7 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 4 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 3 [HDD (BASE 65) ] TOTAL THIS MO. 41 CLEAR (SCALE 0-3) 9 DPTR FM NORMAL -65 PTCLDY (SCALE 4-7) 14 SEASONAL TOTAL 72 CLOUDY (SCALE 8-10) 7 DPTR FM NORMAL -52 [CDD (BASE 65) ] TOTAL THIS MO. 30 DPTR FM NORMAL -16 [PRESSURE DATA] SEASONAL TOTAL 547 HIGHEST SLP M ON M DPTR FM NORMAL 19 LOWEST SLP M ON M [REMARKS]