PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: PITTSBURGH MONTH: MAY YEAR: 2008 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 AVG MX 2MIN DY MAX MIN AVG DEP HDD CDD WTR SNW DPTH SPD SPD DIR MIN PSBL S-S WX SPD DR ================================================================================ 1 76 41 59 4 6 0 0.03 0.0 0 6.5 20 200 M M 7 8 24 220 2 79 53 66 11 0 1 T 0.0 0 6.0 29 270 M M 9 35 280 3 69 54 62 6 3 0 0.25 0.0 0 7.3 29 280 M M 10 18 35 280 4 63 46 55 -1 10 0 0.00 0.0 0 7.4 25 280 M M 5 28 280 5 70 38 54 -3 11 0 0.00 0.0 0 3.3 14 290 M M 4 17 290 6 75 49 62 5 3 0 0.00 0.0 0 3.8 14 280 M M 4 16 290 7 78 49 64 7 1 0 0.12 0.0 0 8.9 23 190 M M 6 1 30 190 8 61 56 59 1 6 0 0.52 0.0 0 6.7 16 290 M M 10 18 20 300 9 66 55 61 3 4 0 0.09 0.0 0 6.0 12 340 M M 10 18 15 10 10 67 46 57 -1 8 0 0.73 0.0 0 8.8 23 340 M M 7 1 28 340 11 58 46 52 -6 13 0 0.38 0.0 0 10.3 30 120 M M 9 138 39 130 12 50 43 47 -12 18 0 0.01 0.0 0 6.8 17 80 M M 10 1 23 80 13 69 38 54 -5 11 0 0.00 0.0 0 3.0 10 270 M M 2 14 240 14 63 44 54 -5 11 0 0.10 0.0 0 6.7 20 210 M M 8 1 24 190 15 67 51 59 -1 6 0 0.01 0.0 0 7.8 17 340 M M 10 1 21 330 16 58 44 51 -9 14 0 0.27 0.0 0 8.6 20 350 M M 8 1 24 40 17 65 43 54 -6 11 0 0.10 0.0 0 9.3 22 200 M M 7 13 30 210 18 64 44 54 -7 11 0 0.25 0.0 0 9.7 32 320 M M 9 138 36 300 19 58 41 50 -11 15 0 T 0.0 0 9.1 26 270 M M 7 32 260 20 61 42 52 -9 13 0 0.09 0.0 0 5.6 22 300 M M 8 1 25 320 21 57 44 51 -11 14 0 0.03 0.0 0 10.0 28 290 M M 7 3 32 280 22 57 42 50 -12 15 0 T 0.0 0 11.5 23 330 M M 8 28 310 23 66 38 52 -10 13 0 0.00 0.0 0 7.4 15 350 M M 7 18 350 24 69 43 56 -7 9 0 0.00 0.0 0 8.3 21 340 M M 2 26 350 25 74 41 58 -5 7 0 0.00 0.0 0 3.3 12 220 M M 4 15 140 26 81 50 66 3 0 1 0.08 0.0 0 7.3 21 240 M M 8 26 260 27 76 51 64 1 1 0 0.00 0.0 0 11.2 22 330 M M 9 8 25 330 28 68 43 56 -8 9 0 0.00 0.0 0 9.1 16 350 M M 3 21 350 29 75 40 58 -6 7 0 0.00 0.0 0 3.5 12 280 M M 3 16 340 30 81 50 66 2 0 1 0.00 0.0 0 5.9 16 180 M M 8 8 21 200 31 82 65 74 9 0 9 0.14 0.0 0 11.0 17 260 M M 8 13 17 260 ================================================================================ SM 2103 1430 250 12 3.20 0.0 230.1 M 217 ================================================================================ AV 67.8 46.1 7.4 FASTST PSBL % 7 MAX(MPH) MISC ----> # 32 320 # 39 130 ================================================================================ 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 MONTH: MAY YEAR: 2008 LATITUDE: 40 30 N LONGITUDE: 80 13 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 57.0 TOTAL FOR MONTH: 3.20 1 = FOG OR MIST DPTR FM NORMAL: -3.0 DPTR FM NORMAL: -0.60 2 = FOG REDUCING VISIBILITY HIGHEST: 82 ON 31 GRTST 24HR 0.79 ON 9-10 TO 1/4 MILE OR LESS LOWEST: 38 ON 23,13 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: 17 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 10 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 2 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 250 CLEAR (SCALE 0-3) 3 DPTR FM NORMAL 50 PTCLDY (SCALE 4-7) 16 TOTAL FM JUL 1 5418 CLOUDY (SCALE 8-10) 12 DPTR FM NORMAL -368 [CDD (BASE 65) ] TOTAL THIS MO. 12 DPTR FM NORMAL -29 [PRESSURE DATA] TOTAL FM JAN 1 14 HIGHEST SLP 30.34 ON 28 DPTR FM NORMAL -37 LOWEST SLP 29.38 ON 18 [REMARKS]