000 CXUS55 KLOT 150700 CF6ORD PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: CHICAGO-OHARE IL MONTH: OCTOBER YEAR: 2008 LATITUDE: 41 58 N LONGITUDE: 87 54 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 61 46 54 -4 11 0 0.00 0.0 0 11.1 20 340 M M 5 25 330 2 61 42 52 -6 13 0 0.00 0.0 0 9.2 18 280 M M 6 25 290 3 60 44 52 -5 13 0 0.01 0.0 0 7.7 15 50 M M 7 25 70 4 61 38 50 -7 15 0 0.00 0.0 0 4.4 14 110 M M 2 24 70 5 61 41 51 -6 14 0 0.06 0.0 0 6.6 16 100 M M 6 23 90 6 69 54 62 6 3 0 0.00 0.0 0 10.7 20 120 M M 8 24 100 7 63 56 60 4 5 0 0.80 0.0 0 11.3 21 120 M M 9 1 26 110 8 64 50 57 2 8 0 0.19 0.0 0 8.1 17 280 M M 6 1 22 290 9 69 47 58 3 7 0 0.00 0.0 0 5.8 14 320 M M 1 22 330 10 72 42 57 2 8 0 0.00 0.0 0 6.7 16 120 M M 1 22 90 11 79 51 65 11 0 0 0.00 0.0 0 5.0 12 180 M M 4 18 70 12 84 57 71 17 0 6 0.00 0.0 0 5.1 14 170 M M 7 18 17 150 13 77 61 69 16 0 4 0.00 0.0 0 8.1 16 220 M M 8 23 210 14 69 53 61 8 4 0 T 0.0 0 6.8 23 330 M M 8 1 29 330 ================================================================================ SM 950 682 101 10 1.06 0.0 106.6 M 78 ================================================================================ AV 67.9 48.7 7.6 FASTST M M 6 MAX(MPH) MISC ----> # 23 330 # 29 330 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: CHICAGO-OHARE IL MONTH: OCTOBER YEAR: 2008 LATITUDE: 41 58 N LONGITUDE: 87 54 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 58.3 TOTAL FOR MONTH: 1.06 1 = FOG OR MIST DPTR FM NORMAL: 2.7 DPTR FM NORMAL: -0.14 2 = FOG REDUCING VISIBILITY HIGHEST: 84 ON 12 GRTST 24HR 0.99 ON 7- 8 TO 1/4 MILE OR LESS LOWEST: 38 ON 4 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: 4 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 2 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 1 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 101 CLEAR (SCALE 0-3) 3 DPTR FM NORMAL -37 PTCLDY (SCALE 4-7) 8 TOTAL FM JUL 1 154 CLOUDY (SCALE 8-10) 3 DPTR FM NORMAL -111 [CDD (BASE 65) ] TOTAL THIS MO. 10 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 828 HIGHEST SLP M ON M DPTR FM NORMAL -2 LOWEST SLP 29.78 ON 8 [REMARKS]