PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: BLACKSBURG MONTH: APRIL YEAR: 2008 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 74 47 61 15 4 0 0.01 0.0 0 9.0 18 280 M M 6 1 27 270 2 59 34 47 1 18 0 0.00 0.0 0 4.8 13 310 M M 2 20 310 3 45 35 40 -6 25 0 1.08 0.0 0 5.8 12 120 M M 10 12 M M 4 62 36 49 2 16 0 0.04 0.0 0 3.3 8 250 M M 9 12 16 260 5 59 48 54 7 11 0 0.28 0.0 0 4.4 20 90 M M 10 1 24 90 6 51 43 47 0 18 0 0.45 0.0 0 8.2 21 90 M M 10 1 32 90 7 55 41 48 0 17 0 0.02 0.0 0 5.8 12 100 M M 9 M M 8 60 43 52 4 13 0 0.01 0.0 0 4.4 13 110 M M 8 M M 9 70 38 54 6 11 0 0.00 0.0 0 1.8 7 130 M M 3 1 M M 10 75 42 59 11 6 0 0.00 0.0 0 3.9 13 160 M M 1 16 160 11 77 46 62 13 3 0 0.00 0.0 0 6.2 16 180 M M 0 21 180 12 69 45 57 8 8 0 0.08 0.0 0 10.4 18 250 M M 4 33 260 13 46 37 42 -7 23 0 0.02 0.0 0 8.2 14 280 M M 9 22 270 14 44 33 39 -11 26 0 T 0.0 0 3.1 9 350 M M 9 M M 15 58 27 43 -7 22 0 0.00 0.0 0 5.6 13 10 M M 0 18 10 16 66 24 45 -5 20 0 0.00 0.0 0 1.1 5 130 M M 0 M M 17 76 30 53 3 12 0 0.00 0.0 0 2.3 7 260 M M 0 M M 18 79 35 57 6 8 0 0.00 0.0 0 2.5 12 200 M M 0 M M 19 67 46 57 6 8 0 0.78 0.0 0 4.7 12 210 M M 5 13 17 190 20 59 41 50 -1 15 0 0.02 0.0 0 2.9 8 300 M M 8 12 M M 21 62 48 55 3 10 0 0.33 0.0 0 5.5 13 70 M M 10 18 60 22 61 53 57 5 8 0 0.10 0.0 0 7.3 16 110 M M 10 21 90 23 73 53 63 11 2 0 0.00 0.0 0 4.4 7 130 M M 6 M M 24 78 46 62 10 3 0 0.00 0.0 0 2.3 9 120 M M 2 1 M M 25 76 48 62 9 3 0 T 0.0 0 3.0 10 180 M M 2 M M 26 81 47 64 11 1 0 0.33 0.0 0 2.2 9 130 M M 5 13 M M 27 69 49 59 6 6 0 1.11 0.0 0 4.3 13 130 M M 7 3 17 130 28 57 40 49 -5 16 0 0.96 0.0 0 5.7 13 300 M M 7 123 28 250 29 47 35 41 -13 24 0 0.07 0.0 0 11.3 18 310 M M 7 29 310 30 63 30 47 -7 18 0 0.00 0.0 0 2.7 8 280 M M 1 1 M M ================================================================================ SM 1918 1220 375 0 5.69 0.0 147.1 M 160 ================================================================================ AV 63.9 40.7 4.9 FASTST PSBL % 5 MAX(MPH) MISC ----> 21 M 33 M ================================================================================ 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: APRIL YEAR: 2008 LATITUDE: 37 13 N LONGITUDE: 80 25 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 52.3 TOTAL FOR MONTH: 5.69 1 = FOG OR MIST DPTR FM NORMAL: 2.3 DPTR FM NORMAL: 1.86 2 = FOG REDUCING VISIBILITY HIGHEST: 81 ON 26 GRTST 24HR 1.11 ON 27-27 TO 1/4 MILE OR LESS LOWEST: 24 ON 16 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: 17 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 9 MIN 32 OR BELOW: 4 0.50 INCH OR MORE: 4 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 2 [HDD (BASE 65) ] TOTAL THIS MO. 375 CLEAR (SCALE 0-3) 11 DPTR FM NORMAL -77 PTCLDY (SCALE 4-7) 9 TOTAL FM JUL 1 4532 CLOUDY (SCALE 8-10) 10 DPTR FM NORMAL -761 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 0 HIGHEST SLP M ON M DPTR FM NORMAL 0 LOWEST SLP M ON M [REMARKS]