PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: BLACKSBURG VA MONTH: APRIL YEAR: 2012 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 12Z AVG MX 2MIN DY MAX MIN AVG DEP HDD CDD WTR SNW DPTH SPD SPD DIR MIN PSBL S-S WX SPD DR ================================================================================ 1 71 42 57 11 8 0 0.00 0.0 0 5.0 10 290 M M 1 20 290 2 72 42 57 10 8 0 T 0.0 0 6.7 14 310 M M 3 25 310 3 78 37 58 11 7 0 T 0.0 0 3.0 8 250 M M 2 3 18 240 4 74 50 62 15 3 0 0.27 0.0 0 4.1 14 310 M M 2 13 30 310 5 57 41 49 1 16 0 0.80 0.0 0 3.1 10 60 M M 9 M M 6 62 38 50 2 15 0 0.00 0.0 0 6.7 14 350 M M 3 24 350 7 64 28 46 -2 19 0 0.00 0.0 0 4.2 12 290 M M 0 18 310 8 66 34 50 2 15 0 0.00 0.0 0 7.5 17 290 M M 3 30 300 9 66 42 54 5 11 0 0.00 0.0 0 9.8 18 280 M M 1 35 280 10 62 44 53 4 12 0 0.00 0.0 0 9.8 22 300 M M 2 28 300 11 44 32 38 -11 27 0 0.00 0.0 0 8.4 16 300 M M 7 24 300 12 57 29 43 -7 22 0 0.00 0.0 0 5.4 12 330 M M 1 21 330 13 62 33 48 -2 17 0 0.00 0.0 0 2.0 9 110 M M 2 M M 14 71 35 53 3 12 0 0.00 0.0 0 4.0 10 190 M M 2 25 180 15 81 43 62 11 3 0 0.00 0.0 0 4.1 10 180 M M 0 16 180 16 81 49 65 14 0 0 0.00 0.0 0 5.2 13 260 M M 2 24 260 17 71 51 61 10 4 0 0.03 0.0 0 3.5 9 280 M M 5 16 300 18 52 46 49 -3 16 0 0.91 0.0 0 5.2 12 70 M M 10 M M 19 57 43 50 -2 15 0 0.01 0.0 0 1.6 6 60 M M 9 1 M M 20 72 40 56 4 9 0 0.00 0.0 0 2.0 8 110 M M 7 12 M M 21 70 50 60 8 5 0 0.89 0.0 0 1.2 9 290 M M 9 13 9 150 22 50 38 44 -9 21 0 0.33 0.0 0 5.4 15 310 M M 10 18 310 23 45 33 39 -14 26 0 T T 0 12.7 18 310 M M 8 28 310 24 56 34 45 -8 20 0 0.00 0.0 0 8.2 21 300 M M 1 35 290 25 62 33 48 -6 17 0 0.28 0.0 0 3.2 8 250 M M 6 3 M M 26 67 51 59 5 6 0 1.19 0.0 0 3.3 14 310 M M 8 13 23 310 27 65 43 54 0 11 0 0.00 0.0 0 7.1 15 300 M M 2 21 300 28 61 42 52 -2 13 0 0.10 0.0 0 4.5 10 100 M M 4 3 16 60 29 78 44 61 6 4 0 0.00 0.0 0 2.9 12 120 M M 4 1 16 300 30 73 56 65 10 0 0 0.00 0.0 0 4.6 14 110 M M 7 1 M M ================================================================================ SM 1947 1223 362 0 4.81 T 154.4 M 130 ================================================================================ AV 64.9 40.8 5.1 FASTST M M 4 MAX(MPH) MISC ----> 22 M # 35 280 ================================================================================ 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 VA MONTH: APRIL YEAR: 2012 LATITUDE: 37 13 N LONGITUDE: 80 25 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 52.8 TOTAL FOR MONTH: 4.81 1 = FOG OR MIST DPTR FM NORMAL: 2.1 DPTR FM NORMAL: 1.33 2 = FOG REDUCING VISIBILITY HIGHEST: 81 ON 16,15 GRTST 24HR 1.19 ON 26-26 TO 1/4 MILE OR LESS LOWEST: 28 ON 7 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: T 5 = HAIL GRTST 24HR T ON 23-23 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: 10 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 8 MIN 32 OR BELOW: 3 0.50 INCH OR MORE: 4 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1 [HDD (BASE 65) ] TOTAL THIS MO. 362 CLEAR (SCALE 0-3) 15 DPTR FM NORMAL -68 PTCLDY (SCALE 4-7) 10 TOTAL FM JUL 1 4266 CLOUDY (SCALE 8-10) 5 DPTR FM NORMAL -939 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL -3 [PRESSURE DATA] TOTAL FM JAN 1 0 HIGHEST SLP M ON M DPTR FM NORMAL -3 LOWEST SLP M ON M [REMARKS]