PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: PITTSBURGH PA MONTH: AUGUST YEAR: 2009 LATITUDE: 40 30 N LONGITUDE: 80 13 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 82 61 72 -1 0 7 T 0.0 0 3.7 14 230 M M 5 18 18 240 2 78 64 71 -2 0 6 T 0.0 0 6.5 20 320 M M 7 18 23 320 3 79 58 69 -4 0 4 0.00 0.0 0 4.1 12 220 M M 3 1 16 220 4 82 62 72 -1 0 7 0.00 0.0 0 7.6 17 270 M M 8 18 24 250 5 78 63 71 -1 0 6 0.00 0.0 0 5.0 13 360 M M 8 18 300 6 78 54 66 -6 0 1 0.00 0.0 0 4.5 15 340 M M 4 22 30 7 79 55 67 -5 0 2 0.00 0.0 0 3.6 13 280 M M 7 16 280 8 79 65 72 0 0 7 T 0.0 0 4.2 12 210 M M 9 17 190 9 90 72 81 9 0 16 0.00 0.0 0 9.1 18 280 M M 4 8 25 280 10 89 69 79 7 0 14 1.31 0.0 0 7.5 31 340 M M 5 138 37 350 11 82 67 75 3 0 10 0.06 0.0 0 3.3 16 50 M M 9 18 21 40 12 80 66 73 1 0 8 0.12 0.0 0 3.3 15 70 M M 7 1238 24 30 13 84 64 74 2 0 9 0.00 0.0 0 3.2 8 90 M M 5 128 13 30 14 87 62 75 4 0 10 0.00 0.0 0 2.4 9 240 M M 2 18 25 220 15 87 65 76 5 0 11 0.00 0.0 0 2.3 10 270 M M 2 18 20 210 16 88 65 77 6 0 12 0.00 0.0 0 1.8 9 240 M M 2 18 14 290 17 90 66 78 7 0 13 0.00 0.0 0 3.2 12 260 M M 3 18 15 260 18 84 71 78 7 0 13 T 0.0 0 7.5 21 240 M M 7 18 28 240 19 80 69 75 4 0 10 0.72 0.0 0 5.6 20 350 M M 7 138 25 350 20 86 69 78 7 0 13 0.81 0.0 0 6.6 28 260 M M 7 138 40 270 21 82 66 74 4 0 9 0.04 0.0 0 5.6 20 240 M M 6 1 26 250 22 80 62 71 1 0 6 0.00 0.0 0 6.3 16 30 M M 4 23 360 23 73 59 66 -4 0 1 0.00 0.0 0 3.6 10 340 M M 7 15 20 24 77 55 66 -4 0 1 0.00 0.0 0 2.7 12 360 M M 3 12 15 350 25 81 57 69 -1 0 4 0.00 0.0 0 1.9 12 240 M M 1 8 14 260 26 82 61 72 2 0 7 0.00 0.0 0 4.6 15 320 M M 5 18 21 330 27 82 67 75 6 0 10 0.00 0.0 0 4.3 12 360 M M 8 18 22 60 28 74 65 70 1 0 5 0.44 0.0 0 4.1 15 330 M M 9 18 20 340 29 78 62 70 1 0 5 0.05 0.0 0 7.3 20 350 M M 6 1 22 310 30 67 54 61 -8 4 0 0.00 0.0 0 9.6 21 320 M M 5 24 330 31 70 50 60 -8 5 0 0.00 0.0 0 5.1 14 50 M M 4 8 20 30 ================================================================================ SM 2508 1945 9 227 3.55 0.0 150.1 M 169 ================================================================================ AV 80.9 62.7 4.8 FASTST M M 5 MAX(MPH) MISC ----> # 31 340 # 40 270 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: PITTSBURGH PA MONTH: AUGUST YEAR: 2009 LATITUDE: 40 30 N LONGITUDE: 80 13 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 71.8 TOTAL FOR MONTH: 3.55 1 = FOG OR MIST DPTR FM NORMAL: 0.8 DPTR FM NORMAL: 0.17 2 = FOG REDUCING VISIBILITY HIGHEST: 90 ON 17, 9 GRTST 24HR 1.31 ON 10-10 TO 1/4 MILE OR LESS LOWEST: 50 ON 31 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: 8 MAX 90 OR ABOVE: 2 0.10 INCH OR MORE: 5 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 3 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1 [HDD (BASE 65) ] TOTAL THIS MO. 9 CLEAR (SCALE 0-3) 6 DPTR FM NORMAL -4 PTCLDY (SCALE 4-7) 20 TOTAL FM JUL 1 14 CLOUDY (SCALE 8-10) 5 DPTR FM NORMAL -5 [CDD (BASE 65) ] TOTAL THIS MO. 227 DPTR FM NORMAL 24 [PRESSURE DATA] TOTAL FM JAN 1 573 HIGHEST SLP 30.28 ON 31 DPTR FM NORMAL -68 LOWEST SLP 29.74 ON 29 [REMARKS]