PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: PITTSBURGH PA MONTH: MAY 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 74 53 64 9 1 0 0.40 0.0 0 10.3 32 330 M M 9 13 40 300 2 64 50 57 2 8 0 0.00 0.0 0 6.5 17 280 M M 8 21 290 3 65 47 56 0 9 0 0.02 0.0 0 3.1 12 120 M M 10 14 140 4 57 50 54 -2 11 0 0.62 0.0 0 6.9 15 40 M M 9 1 18 40 5 61 48 55 -2 10 0 T 0.0 0 8.0 21 110 M M 10 1 25 110 6 66 50 58 1 7 0 0.73 0.0 0 6.5 20 290 M M 10 128 23 280 7 68 51 60 3 5 0 T 0.0 0 6.3 17 280 M M 8 18 21 270 8 70 55 63 5 2 0 0.02 0.0 0 4.6 15 240 M M 9 18 21 240 9 74 51 63 5 2 0 0.02 0.0 0 14.8 33 270 M M 8 1 48 270 10 62 47 55 -3 10 0 0.00 0.0 0 10.3 24 280 M M 6 31 300 11 64 46 55 -3 10 0 0.08 0.0 0 5.0 25 310 M M 8 8 30 310 12 65 37 51 -8 14 0 0.00 0.0 0 3.3 14 300 M M 1 21 310 13 74 43 59 0 6 0 0.00 0.0 0 9.1 20 140 M M 7 25 140 14 74 55 65 6 0 0 0.03 0.0 0 10.5 26 220 M M 8 37 220 15 80 49 65 5 0 0 0.00 0.0 0 3.5 12 160 M M 3 14 160 16 77 54 66 6 0 1 0.33 0.0 0 10.5 25 310 M M 8 13 37 310 17 59 40 50 -10 15 0 0.00 0.0 0 12.3 21 340 M M 8 28 340 18 62 33 48 -13 17 0 0.00 0.0 0 5.2 18 330 M M 1 24 330 19 74 34 54 -7 11 0 0.00 0.0 0 2.4 10 190 M M 3 14 180 20 82 44 63 2 2 0 0.00 0.0 0 2.1 15 150 M M 1 20 150 21 83 53 68 6 0 3 0.00 0.0 0 4.2 13 200 M M 0 16 210 22 84 53 69 7 0 4 0.00 0.0 0 4.1 13 360 M M 5 16 10 23 84 60 72 10 0 7 0.00 0.0 0 2.0 10 10 M M 7 12 340 24 83 62 73 10 0 8 0.86 0.0 0 2.8 25 350 M M 8 138 31 350 25 83 60 72 9 0 7 0.00 0.0 0 7.5 14 360 M M 9 18 16 360 26 71 57 64 1 1 0 0.30 0.0 0 10.5 20 110 M M 10 1 23 120 27 80 58 69 6 0 4 0.17 0.0 0 5.8 14 200 M M 9 138 18 200 28 81 65 73 9 0 8 0.08 0.0 0 6.7 15 210 M M 9 3 20 180 29 69 57 63 -1 2 0 0.17 0.0 0 9.9 20 320 M M 8 18 25 310 30 72 55 64 0 1 0 T 0.0 0 6.8 15 300 M M 5 1 18 310 31 68 47 58 -7 7 0 T 0.0 0 9.2 21 330 M M 4 25 310 ================================================================================ SM 2230 1564 151 42 3.83 0.0 210.7 M 209 ================================================================================ AV 71.9 50.5 6.8 FASTST M M 7 MAX(MPH) MISC ----> # 33 270 # 48 270 ================================================================================ 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: MAY YEAR: 2009 LATITUDE: 40 30 N LONGITUDE: 80 13 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 61.2 TOTAL FOR MONTH: 3.83 1 = FOG OR MIST DPTR FM NORMAL: 1.2 DPTR FM NORMAL: 0.03 2 = FOG REDUCING VISIBILITY HIGHEST: 84 ON 23,22 GRTST 24HR 0.86 ON 24-24 TO 1/4 MILE OR LESS LOWEST: 33 ON 18 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: 14 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 8 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 3 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 151 CLEAR (SCALE 0-3) 6 DPTR FM NORMAL -49 PTCLDY (SCALE 4-7) 12 TOTAL FM JUL 1 5719 CLOUDY (SCALE 8-10) 13 DPTR FM NORMAL -67 [CDD (BASE 65) ] TOTAL THIS MO. 42 DPTR FM NORMAL 1 [PRESSURE DATA] TOTAL FM JAN 1 73 HIGHEST SLP 30.47 ON 19 DPTR FM NORMAL 22 LOWEST SLP 29.66 ON 28 [REMARKS]