PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: PITTSBURGH PA MONTH: APRIL 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 63 42 53 8 12 0 0.19 0.0 0 8.3 22 260 M M 7 1 30 270 2 70 35 53 7 12 0 T 0.0 0 11.5 25 120 M M 5 29 140 3 57 42 50 4 15 0 0.56 0.0 0 16.2 38 270 M M 10 1 47 280 4 54 35 45 -1 20 0 0.00 0.0 0 14.9 30 260 M M 3 38 270 5 63 31 47 1 18 0 0.00 0.0 0 5.4 20 90 M M 5 25 80 6 57 31 44 -3 21 0 0.08 0.2 0 15.9 25 290 M M 9 1 33 270 7 37 30 34 -13 31 0 0.05 1.1 1 14.2 26 290 M M 10 1 35 290 8 53 32 43 -4 22 0 0.00 0.0 0 11.2 24 270 M M 7 35 270 9 58 33 46 -2 19 0 0.00 0.0 0 6.4 18 280 M M 3 24 270 10 53 44 49 1 16 0 0.12 0.0 0 6.5 15 60 M M 9 18 17 50 11 54 37 46 -2 19 0 0.00 0.0 0 15.3 28 330 M M 6 31 340 12 52 29 41 -8 24 0 0.00 0.0 0 9.2 21 330 M M 2 25 330 13 55 32 44 -5 21 0 0.02 0.0 0 8.9 16 90 M M 9 20 120 14 56 45 51 2 14 0 0.39 0.0 0 9.0 18 90 M M 10 1 22 80 15 50 43 47 -3 18 0 0.13 0.0 0 6.1 14 60 M M 10 1 18 80 16 64 34 49 -1 16 0 0.00 0.0 0 5.2 16 350 M M 2 1 21 350 17 69 37 53 3 12 0 0.00 0.0 0 5.9 16 290 M M 1 20 290 18 73 38 56 5 9 0 0.00 0.0 0 5.4 20 280 M M 3 25 270 19 67 53 60 9 5 0 0.06 0.0 0 5.0 15 110 M M 9 1 17 120 20 56 46 51 0 14 0 0.35 0.0 0 12.6 22 120 M M 9 18 26 110 21 55 40 48 -4 17 0 0.02 0.0 0 9.9 28 270 M M 7 1 33 270 22 53 38 46 -6 19 0 0.11 T 0 11.4 30 280 M M 9 1 38 270 23 59 34 47 -5 18 0 0.00 0.0 0 6.3 15 260 M M 4 20 270 24 85 39 62 9 3 0 0.01 0.0 0 10.4 22 230 M M 5 30 210 25 87 65 76 23 0 11 0.00 0.0 0 11.0 25 230 M M 4 33 230 26 86 57 72 19 0 7 0.00 0.0 0 5.6 21 210 M M 2 26 280 27 87 64 76 22 0 11 0.00 0.0 0 7.9 21 220 M M 4 26 240 28 82 52 67 13 0 2 0.11 0.0 0 11.8 32 310 M M 7 1 40 290 29 60 52 56 1 9 0 0.02 0.0 0 8.6 14 120 M M 9 1 16 50 30 69 52 61 6 4 0 0.14 0.0 0 9.5 22 220 M M 10 1 31 220 ================================================================================ SM 1884 1242 408 31 2.36 1.3 285.5 M 190 ================================================================================ AV 62.8 41.4 9.5 FASTST M M 6 MAX(MPH) MISC ----> # 38 270 # 47 280 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: PITTSBURGH PA MONTH: APRIL YEAR: 2009 LATITUDE: 40 30 N LONGITUDE: 80 13 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 52.1 TOTAL FOR MONTH: 2.36 1 = FOG OR MIST DPTR FM NORMAL: 2.2 DPTR FM NORMAL: -0.65 2 = FOG REDUCING VISIBILITY HIGHEST: 87 ON 27,25 GRTST 24HR 0.56 ON 3- 3 TO 1/4 MILE OR LESS LOWEST: 29 ON 12 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 1.3 INCHES 5 = HAIL GRTST 24HR 1.1 ON M 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: 1 ON 7 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: 16 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 9 MIN 32 OR BELOW: 6 0.50 INCH OR MORE: 1 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 408 CLEAR (SCALE 0-3) 7 DPTR FM NORMAL -54 PTCLDY (SCALE 4-7) 11 TOTAL FM JUL 1 5568 CLOUDY (SCALE 8-10) 12 DPTR FM NORMAL -18 [CDD (BASE 65) ] TOTAL THIS MO. 31 DPTR FM NORMAL 23 [PRESSURE DATA] TOTAL FM JAN 1 31 HIGHEST SLP 30.44 ON 29 DPTR FM NORMAL 21 LOWEST SLP 29.10 ON 3 [REMARKS]