PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: PITTSBURGH MONTH: OCTOBER YEAR: 2004 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 74 42 58 0 7 0 0.00 0.0 0 4.1 13 150 M M 3 18 15 140 2 70 45 58 0 7 0 0.06 0.0 0 7.2 24 300 M M 8 18 26 300 3 64 38 51 -6 14 0 0.00 0.0 0 2.7 10 210 M M 2 12 12 210 4 67 43 55 -2 10 0 0.00 0.0 0 9.0 25 340 M M 3 31 330 5 57 36 47 -10 18 0 0.00 0.0 0 3.1 12 360 M M 3 16 350 6 66 35 51 -5 14 0 0.00 0.0 0 2.3 10 280 M M 1 13 240 7 74 40 57 1 8 0 0.00 0.0 0 0.8 8 140 M M 3 10 140 8 75 44 60 5 5 0 0.00 0.0 0 4.0 15 200 M M 7 1 18 200 9 71 50 61 6 4 0 0.00 0.0 0 5.9 16 220 M M 9 1 22 220 10 57 41 49 -6 16 0 0.00 0.0 0 7.0 14 320 M M 4 20 320 11 62 38 50 -4 15 0 0.00 0.0 0 5.6 13 360 M M 4 128 17 360 12 59 33 46 -8 19 0 0.00 0.0 0 2.3 9 360 M M 6 12 9 330 13 60 42 51 -2 14 0 0.54 0.0 0 4.2 10 300 M M 9 13 13 310 14 57 52 55 2 10 0 0.02 0.0 0 5.6 12 270 M M 10 1 14 270 15 54 46 50 -3 15 0 0.47 0.0 0 10.2 22 200 M M 10 1 26 230 16 48 41 45 -7 20 0 0.04 T 0 12.5 32 270 M M 10 14 39 270 17 51 33 42 -10 23 0 0.01 T 0 10.1 25 260 M M 6 4 35 270 18 50 31 41 -11 24 0 1.12 0.0 0 4.8 14 120 M M 8 12 16 110 19 59 50 55 4 10 0 0.03 0.0 0 3.0 8 90 M M 10 12 13 70 20 62 53 58 7 7 0 T 0.0 0 5.6 12 90 M M 10 13 20 21 56 51 54 3 11 0 T 0.0 0 5.3 13 340 M M 10 1 17 340 22 57 47 52 2 13 0 0.00 0.0 0 7.7 16 120 M M 9 20 120 23 61 43 52 2 13 0 0.06 0.0 0 8.8 15 110 M M 7 1 17 120 24 70 50 60 10 5 0 0.28 0.0 0 7.2 16 270 M M 8 12 18 270 25 61 45 53 4 12 0 0.00 0.0 0 2.9 9 290 M M 6 1 10 290 26 64 38 51 2 14 0 0.00 0.0 0 0.9 8 60 M M 7 1 10 10 27 68 51 60 11 5 0 0.00 0.0 0 5.6 12 60 M M 6 16 70 28 66 46 56 8 9 0 0.00 0.0 0 3.7 10 110 M M 5 8 13 80 29 67 48 58 10 7 0 0.63 0.0 0 6.4 13 160 M M 10 13 15 160 30 70 59 65 17 0 0 0.10 0.0 0 11.8 23 210 M M 7 1 29 210 31 65 45 55 8 10 0 0.00 0.0 0 10.0 25 270 M M 3 31 280 ================================================================================ SM 1942 1356 359 0 3.36 T 180.3 M 204 ================================================================================ AV 62.6 43.7 5.8 FASTST PSBL % 7 MAX(MPH) MISC ----> 32 270 39 270 ================================================================================ 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 MONTH: OCTOBER YEAR: 2004 LATITUDE: 40 30 N LONGITUDE: 80 13 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 53.2 TOTAL FOR MONTH: 3.36 1 = FOG DPTR FM NORMAL: 0.7 DPTR FM NORMAL: 1.11 2 = FOG REDUCING VISIBILITY HIGHEST: 75 ON 8 GRTST 24HR 1.15 ON 18-19 TO 1/4 MILE OR LESS LOWEST: 31 ON 18 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: T 5 = HAIL GRTST 24HR T ON 17-17 6 = GLAZE OR RIME GRTST DEPTH: 0 7 = BLOWING DUST OR SAND: 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: 12 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 6 MIN 32 OR BELOW: 1 0.50 INCH OR MORE: 3 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1 [HDD (BASE 65) ] TOTAL THIS MO. 359 CLEAR (SCALE 0-3) 7 DPTR FM NORMAL -38 PTCLDY (SCALE 4-7) 11 SEASONAL TOTAL 431 CLOUDY (SCALE 8-10) 13 DPTR FM NORMAL -90 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL -6 [PRESSURE DATA] SEASONAL TOTAL 662 HIGHEST SLP 30.52 ON 7 DPTR FM NORMAL -63 LOWEST SLP 29.37 ON 15 [REMARKS]