PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: PITTSBURGH PA MONTH: MAY YEAR: 2011 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 62 52 57 2 8 0 0.21 0.0 0 5.8 14 100 M M 10 1 16 100 2 72 49 61 6 4 0 0.06 0.0 0 8.0 24 330 M M 10 1 29 330 3 53 43 48 -8 17 0 0.69 0.0 0 8.0 21 300 M M 10 1 24 290 4 51 39 45 -11 20 0 0.02 0.0 0 11.0 22 330 M M 7 1 30 340 5 64 35 50 -7 15 0 0.00 0.0 0 10.2 24 330 M M 3 38 310 6 64 39 52 -5 13 0 0.06 0.0 0 5.0 24 280 M M 9 18 29 280 7 65 45 55 -2 10 0 0.04 0.0 0 3.5 20 230 M M 7 1 25 230 8 69 50 60 2 5 0 T 0.0 0 4.6 17 10 M M 6 1 20 20 9 71 44 58 0 7 0 0.00 0.0 0 5.4 13 40 M M 2 16 10 10 76 52 64 6 1 0 T 0.0 0 6.1 15 90 M M 8 3 20 80 11 81 52 67 9 0 2 T 0.0 0 3.1 7 110 M M 5 M M 12 82 56 69 10 0 4 0.60 0.0 0 4.4 33 290 M M 9 138 41 300 13 80 59 70 11 0 5 0.39 0.0 0 3.2 18 160 M M 8 13 22 160 14 76 59 68 9 0 3 0.90 0.0 0 3.9 20 300 M M 9 123 23 300 15 67 50 59 -1 6 0 0.23 0.0 0 7.3 16 280 M M 10 1 22 280 16 56 49 53 -7 12 0 0.01 0.0 0 6.6 13 330 M M 9 1 17 350 17 60 49 55 -5 10 0 0.55 0.0 0 8.1 13 80 M M 9 1 18 360 18 66 53 60 -1 5 0 0.24 0.0 0 5.3 17 210 M M 8 138 21 210 19 65 52 59 -2 6 0 0.01 0.0 0 4.9 13 220 M M 8 1 17 280 20 70 50 60 -1 5 0 0.00 0.0 0 3.0 10 320 M M 7 128 15 330 21 79 50 65 3 0 0 0.00 0.0 0 1.6 7 170 M M 5 18 9 190 22 83 58 71 9 0 6 0.04 0.0 0 3.7 20 220 M M 9 1 31 240 23 79 62 71 9 0 6 T 0.0 0 11.0 31 260 M M 8 8 48 250 24 74 64 69 6 0 4 0.22 0.0 0 7.1 18 250 M M 8 13 26 240 25 82 60 71 8 0 6 0.00 0.0 0 5.7 32 360 M M 7 128 38 10 26 82 61 72 9 0 7 T 0.0 0 9.2 23 230 M M 8 33 210 27 69 62 66 3 0 1 0.31 0.0 0 3.2 10 260 M M 9 13 15 180 28 79 60 70 6 0 5 0.00 0.0 0 5.5 16 230 M M 8 128 21 200 29 87 64 76 12 0 11 0.00 0.0 0 6.1 18 200 M M 7 24 200 30 90 67 79 15 0 14 0.00 0.0 0 3.6 13 280 M M 4 18 17 290 31 91 69 80 15 0 15 0.00 0.0 0 4.1 12 290 M M 3 18 16 290 ================================================================================ SM 2245 1654 144 89 4.58 0.0 178.2 M 230 ================================================================================ AV 72.4 53.4 5.7 FASTST M M 7 MAX(MPH) MISC ----> # 33 290 # 48 250 ================================================================================ 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: 2011 LATITUDE: 40 30 N LONGITUDE: 80 13 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 62.9 TOTAL FOR MONTH: 4.58 1 = FOG OR MIST DPTR FM NORMAL: 2.9 DPTR FM NORMAL: 0.78 2 = FOG REDUCING VISIBILITY HIGHEST: 91 ON 31 GRTST 24HR 0.97 ON 14-15 TO 1/4 MILE OR LESS LOWEST: 35 ON 5 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: 2 0.10 INCH OR MORE: 10 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 4 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 144 CLEAR (SCALE 0-3) 3 DPTR FM NORMAL -56 PTCLDY (SCALE 4-7) 15 TOTAL FM JUL 1 5796 CLOUDY (SCALE 8-10) 13 DPTR FM NORMAL 10 [CDD (BASE 65) ] TOTAL THIS MO. 89 DPTR FM NORMAL 48 [PRESSURE DATA] TOTAL FM JAN 1 103 HIGHEST SLP 30.31 ON 5 DPTR FM NORMAL 52 LOWEST SLP 29.53 ON 15 [REMARKS]