PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: BLACKSBURG MONTH: APRIL YEAR: 2000 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 72 26 49 3 16 0 0.00 M 0 M 9 200 M M 0 17 230 2 57 50 54 8 11 0 0.03 M 0 M 10 170 M M 6 M M 3 70 51 61 15 4 0 0.83 M 0 M 14 200 M M 7 22 190 4 55 32 44 -3 21 0 0.28 M 0 M 25 290 M M 8 36 300 5 54 29 42 -5 23 0 T M 0 M 24 300 M M 2 31 300 6 73 37 55 8 10 0 0.00 M 0 M 24 250 M M 0 30 240 7 76 40 58 10 7 0 0.00 M 0 M 15 190 M M 0 22 170 8 62 31 47 -1 18 0 0.19 M 0 M 25 310 M M 6 33 310 9 50 28 39 -9 26 0 0.03 M 0 M 29 310 M M 2 37 290 10 66 42 54 6 11 0 0.00 M 0 M 16 250 M M 1 23 280 11 68 45 57 8 8 0 T M 0 M 15 250 M M 7 24 270 12 53 35 44 -5 21 0 0.00 M 0 M 20 310 M M 5 23 310 13 44 35 40 -9 25 0 0.06 M 0 M 13 80 M M 7 22 70 14 46 36 41 -9 24 0 0.03 M 0 M 7 100 M M 10 M M 15 60 46 53 3 12 0 0.15 M 0 M 8 70 M M 10 M M 16 75 51 63 13 2 0 0.58 M 0 M 8 280 M M 6 M M 17 70 48 59 9 6 0 1.83 M 0 M 15 80 M M 8 M M 18 52 46 49 -2 16 0 0.34 M 0 M 7 300 M M 10 M M 19 65 44 55 4 10 0 0.00 M 0 M 9 270 M M 5 16 280 20 73 43 58 7 7 0 0.00 M 0 M 14 220 M M 0 23 200 21 64 43 54 2 11 0 0.05 M 0 M 20 250 M M 7 26 260 22 49 39 44 -8 21 0 T M 0 M 16 300 M M 10 26 300 23 61 43 52 0 13 0 0.00 M 0 M 15 330 M M 5 25 340 24 52 39 46 -6 19 0 0.32 M 0 M 16 90 M M 5 25 60 25 49 43 46 -7 19 0 0.38 M 0 M 22 80 M M 10 26 80 26 62 39 51 -2 14 0 0.05 M 0 M 9 100 M M 6 M M 27 62 32 47 -6 18 0 0.00 M 0 M 10 260 M M 4 20 260 28 57 40 49 -5 16 0 0.06 M 0 M 8 80 M M 7 M M 29 62 39 51 -3 14 0 0.02 M 0 M 14 60 M M 5 21 60 30 69 34 52 -2 13 0 0.00 M 0 M 14 280 M M 0 26 280 ================================================================================ SM 1828 1186 436 0 5.23 M M M 159 ================================================================================ AV 60.9 39.5 M FASTST PSBL % 5 MAX(MPH) MISC ----> 29 310 37 290 ================================================================================ 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: 2000 LATITUDE: 37 13 N LONGITUDE: 80 25 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 50.2 TOTAL FOR MONTH: 5.23 1 = FOG OR MIST DPTR FM NORMAL: 0.2 DPTR FM NORMAL: 1.40 2 = FOG REDUCING VISIBILITY HIGHEST: 76 ON 7 GRTST 24HR 1.83 ON 17-17 TO 1/4 MILE OR LESS LOWEST: 26 ON 1 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: M 5 = HAIL GRTST 24HR M ON M 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: 6 0.50 INCH OR MORE: 3 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1 [HDD (BASE 65) ] TOTAL THIS MO. 436 CLEAR (SCALE 0-3) 8 DPTR FM NORMAL -16 PTCLDY (SCALE 4-7) 15 TOTAL FM JUL 1 4741 CLOUDY (SCALE 8-10) 7 DPTR FM NORMAL -552 [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]