PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: ROCHESTER MONTH: DECEMBER YEAR: 2002 LATITUDE: 43 55 N LONGITUDE: 92 30 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 40 12 26 3 39 0 0.00 0.0 0 13.2 24 260 M M 7 33 210 2 29 5 17 -6 48 0 0.02 0.5 1 12.0 22 10 M M 5 1 25 10 3 20 3 12 -10 53 0 0.00 0.0 T 7.0 13 130 M M 3 14 130 4 22 6 14 -8 51 0 T T T 7.8 14 300 M M 10 18 15 300 5 20 -2 9 -12 56 0 0.00 0.0 T 10.3 17 250 M M 1 18 240 6 37 2 20 -1 45 0 0.00 0.0 T 14.0 25 210 M M 0 31 210 7 33 19 26 6 39 0 0.00 0.0 T 11.3 18 290 M M 1 22 280 8 20 2 11 -9 54 0 0.00 0.0 T 8.5 15 360 M M 0 18 340 9 36 2 19 -1 46 0 0.00 0.0 0 16.2 28 200 M M 0 31 210 10 46 21 34 15 31 0 0.00 0.0 0 11.7 18 200 M M 0 1 22 200 11 36 25 31 12 34 0 0.00 0.0 0 14.1 22 180 M M 8 128 24 190 12 39 25 32 14 33 0 0.00 0.0 0 7.6 18 220 M M 6 18 21 220 13 39 17 28 10 37 0 0.00 0.0 0 6.2 14 10 M M 3 128 16 10 14 49 17 33 15 32 0 0.00 0.0 0 11.7 20 200 M M 1 12 23 200 15 39 27 33 16 32 0 0.00 0.0 0 11.4 22 80 M M 0 28 70 16 30 21 26 9 39 0 0.00 0.0 0 18.7 23 120 M M 7 32 110 17 34 28 31 14 34 0 0.08 0.0 0 19.7 31 100 M M 10 1368 37 100 18 49 33 41 25 24 0 0.37 0.0 0 15.0 26 110 M M 10 123 30 100 19 35 28 32 16 33 0 0.03 0.3 0 15.8 24 280 M M 10 1 30 280 20 28 24 26 10 39 0 0.06 0.8 1 20.2 30 280 M M 10 1 35 290 21 26 22 24 9 41 0 T T 1 17.6 31 290 M M 9 1 35 300 22 24 19 22 7 43 0 T T 1 20.1 31 280 M M 9 1 36 280 23 25 12 19 4 46 0 T T 1 17.7 30 280 M M 1 35 280 24 18 8 13 -1 52 0 T T T 9.4 16 350 M M 7 18 20 360 25 24 11 18 4 47 0 0.00 0.0 T 10.2 15 340 M M 6 1 17 340 26 35 8 22 8 43 0 0.00 0.0 T 8.8 14 210 M M 0 16 210 27 30 20 25 11 40 0 0.00 0.0 T 14.4 23 200 M M 3 1 28 210 28 37 25 31 18 34 0 0.00 0.0 T 6.3 15 150 M M 3 18 17 150 29 41 24 33 20 32 0 0.00 0.0 0 14.2 26 120 M M 0 18 30 120 30 37 23 30 17 35 0 0.00 0.0 0 15.0 28 300 M M 1 12 33 300 31 28 15 22 9 43 0 0.00 0.0 0 10.5 22 290 M M 0 25 270 ================================================================================ SM 1006 502 1255 0 0.56 1.6 396.6 M 131 ================================================================================ AV 32.5 16.2 12.8 FASTST PSBL % 4 MAX(MPH) MISC ----> # 31 280 37 100 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: ROCHESTER MONTH: DECEMBER YEAR: 2002 LATITUDE: 43 55 N LONGITUDE: 92 30 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 24.3 TOTAL FOR MONTH: 0.56 1 = FOG DPTR FM NORMAL: 7.0 DPTR FM NORMAL: -0.46 2 = FOG REDUCING VISIBILITY HIGHEST: 49 ON 18,14 GRTST 24HR 0.45 ON 17-18 TO 1/4 MILE OR LESS LOWEST: -2 ON 5 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 1.6 INCHES 5 = HAIL GRTST 24HR 0.8 ON 20-20 6 = GLAZE OR RIME GRTST DEPTH: 1 ON 23,22 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: 14 0.01 INCH OR MORE: 5 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 1 MIN 32 OR BELOW: 30 0.50 INCH OR MORE: 0 MIN 0 OR BELOW: 1 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 1255 CLEAR (SCALE 0-3) 17 DPTR FM NORMAL -224 PTCLDY (SCALE 4-7) 6 SEASONAL TOTAL 3136 CLOUDY (SCALE 8-10) 8 DPTR FM NORMAL -196 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] SEASONAL TOTAL 636 HIGHEST SLP M ON M DPTR FM NORMAL 163 LOWEST SLP M ON M [REMARKS]