PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: ROCHESTER MONTH: DECEMBER YEAR: 2003 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 36 17 27 4 38 0 0.00 0.0 0 17.4 32 310 M M 0 40 310 2 30 16 23 0 42 0 0.00 0.0 0 9.0 15 110 M M 4 8 18 120 3 39 27 33 11 32 0 0.00 0.0 0 10.9 17 110 M M 6 20 120 4 36 22 29 7 36 0 0.09 1.0 0 6.8 12 20 M M 5 18 15 10 5 35 27 31 10 34 0 0.01 0.3 1 13.2 20 330 M M 8 18 23 320 6 31 27 29 8 36 0 0.00 0.0 1 9.7 23 160 M M 10 1 29 160 7 35 27 31 11 34 0 0.00 0.0 1 17.6 25 170 M M 2 18 31 180 8 39 32 36 16 29 0 0.13 0.0 T 8.1 17 160 M M 6 18 22 160 9 35 24 30 10 35 0 0.20 2.0 0 12.9 22 340 M M 10 126 25 340 10 24 9 17 -2 48 0 0.50 4.5 5 20.1 28 340 M M 5 139 32 340 11 11 -5 3 -16 62 0 0.00 0.0 6 11.9 20 310 M M 0 18 22 310 12 15 -8 4 -14 61 0 0.00 0.0 6 7.1 13 170 M M 1 18 14 180 13 24 4 14 -4 51 0 0.05 0.5 5 13.5 21 160 M M 5 1 24 160 14 25 23 24 6 41 0 0.00 0.0 5 14.4 21 160 M M 10 1 26 150 15 32 24 28 11 37 0 0.05 0.5 4 12.2 21 170 M M 10 126 24 150 16 30 12 21 4 44 0 0.20 2.0 7 21.1 33 300 M M 9 19 37 310 17 21 1 11 -6 54 0 0.05 0.7 7 5.8 21 310 M M 5 1 23 320 18 27 17 22 6 43 0 0.05 0.8 8 16.6 26 310 M M 9 1 31 310 19 26 6 16 0 49 0 T T 7 16.0 32 320 M M 2 8 38 320 20 29 12 21 5 44 0 0.00 0.0 6 18.3 30 190 M M 0 36 180 21 36 27 32 17 33 0 0.00 0.0 5 14.2 21 210 M M 0 24 210 22 37 24 31 16 34 0 0.00 0.0 4 12.5 26 300 M M 3 32 300 23 29 10 20 5 45 0 0.00 0.0 3 14.5 23 330 M M 5 28 340 24 27 10 19 5 46 0 0.00 0.0 3 7.2 12 280 M M 0 18 13 280 25 36 11 24 10 41 0 0.00 0.0 3 9.9 18 150 M M 0 22 150 26 39 27 33 19 32 0 0.00 0.0 3 15.6 23 150 M M 3 28 150 27 45 37 41 27 24 0 0.02 0.0 2 20.6 28 160 M M 8 1 35 150 28 44 31 38 25 27 0 0.00 0.0 0 18.0 29 220 M M 4 1 35 220 29 31 20 26 13 39 0 T T 0 13.4 28 290 M M 10 18 31 290 30 37 14 26 13 39 0 0.00 0.0 T 15.9 35 270 M M 3 40 270 31 29 13 21 8 44 0 0.00 0.0 T 11.8 29 280 M M 1 35 280 ================================================================================ SM 970 538 1254 0 1.35 12.3 416.2 M 144 ================================================================================ AV 31.3 17.4 13.4 FASTST PSBL % 5 MAX(MPH) MISC ----> 35 270 # 40 270 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: ROCHESTER MONTH: DECEMBER YEAR: 2003 LATITUDE: 43 55 N LONGITUDE: 92 30 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 24.3 TOTAL FOR MONTH: 1.35 1 = FOG DPTR FM NORMAL: 7.0 DPTR FM NORMAL: 0.33 2 = FOG REDUCING VISIBILITY HIGHEST: 45 ON 27 GRTST 24HR 0.50 ON 10-10 TO 1/4 MILE OR LESS LOWEST: -8 ON 12 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 12.3 INCHES 5 = HAIL GRTST 24HR 4.5 ON 10-10 6 = GLAZE OR RIME GRTST DEPTH: 8 ON 18 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: 17 0.01 INCH OR MORE: 11 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 4 MIN 32 OR BELOW: 30 0.50 INCH OR MORE: 1 MIN 0 OR BELOW: 2 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 1254 CLEAR (SCALE 0-3) 13 DPTR FM NORMAL -225 PTCLDY (SCALE 4-7) 9 SEASONAL TOTAL 2979 CLOUDY (SCALE 8-10) 9 DPTR FM NORMAL -353 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] SEASONAL TOTAL 512 HIGHEST SLP 30.58 ON 2 DPTR FM NORMAL 39 LOWEST SLP 29.53 ON 16 [REMARKS]