PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: ROCHESTER MN MONTH: DECEMBER YEAR: 2011 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 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 36 14 25 0 40 0 0.09 1.2 T 11.6 21 10 M M 5 1 25 10 2 34 8 21 -3 44 0 T 0.0 0 12.9 24 180 M M 1 16 30 190 3 35 29 32 8 33 0 0.33 3.3 0 9.3 18 350 M M 9 126 23 170 4 29 22 26 2 39 0 0.01 0.3 3 11.6 20 340 M M 10 1 24 330 5 22 15 19 -4 46 0 0.00 0.0 3 11.4 17 330 M M 9 18 360 6 19 4 12 -11 53 0 T T 3 9.1 16 240 M M 9 18 20 220 7 24 5 15 -7 50 0 0.00 0.0 3 11.1 22 210 M M 6 1 28 210 8 27 7 17 -5 48 0 0.00 0.0 3 11.1 21 300 M M 4 24 300 9 13 -2 6 -15 59 0 0.00 0.0 3 10.1 16 260 M M 0 18 260 10 27 -3 12 -9 53 0 0.00 0.0 3 16.1 26 210 M M 1 18 32 200 11 36 25 31 10 34 0 T T 3 18.7 28 200 M M 5 18 33 210 12 38 35 37 17 28 0 0.01 0.0 1 9.6 17 180 M M 10 1 22 180 13 37 34 36 16 29 0 T 0.0 0 6.4 12 140 M M 10 1 14 130 14 41 35 38 18 27 0 0.44 0.0 0 7.9 21 300 M M 10 12 25 300 15 39 21 30 11 35 0 T 0.0 0 21.2 36 300 M M 7 16 44 300 16 28 15 22 3 43 0 0.10 1.7 0 3.4 13 310 M M 5 1 15 310 17 30 21 26 7 39 0 T 0.2 2 8.5 17 250 M M 5 18 21 240 18 47 17 32 14 33 0 0.00 0.0 1 14.4 23 230 M M 0 29 230 19 38 25 32 14 33 0 0.00 0.0 0 13.2 24 340 M M 7 30 330 20 29 16 23 5 42 0 0.00 0.0 0 4.1 12 200 M M 1 1 14 190 21 39 20 30 12 35 0 0.02 0.3 0 10.8 17 340 M M 7 126 21 340 22 30 14 22 4 43 0 T T T 11.7 22 10 M M 6 28 10 23 32 13 23 6 42 0 T 0.1 0 14.3 32 210 M M 4 1 43 210 24 40 15 28 11 37 0 0.00 0.0 0 13.7 26 240 M M 0 33 230 25 41 23 32 15 33 0 0.00 0.0 0 14.6 26 320 M M 0 33 300 26 48 23 36 19 29 0 0.00 0.0 0 20.1 38 200 M M 2 48 210 27 41 23 32 15 33 0 0.00 0.0 0 16.5 30 340 M M 4 39 350 28 38 22 30 13 35 0 T 0.0 0 8.8 20 190 M M 5 25 190 29 37 28 33 17 32 0 0.00 0.0 0 10.7 22 300 M M 6 1 30 300 30 32 24 28 12 37 0 0.13 1.1 0 7.6 14 50 M M 10 12468 17 130 31 39 23 31 15 34 0 0.08 0.2 1 12.4 28 150 M M 9 12 36 160 ================================================================================ SM 1046 571 1198 0 1.21 8.4 362.9 M 167 ================================================================================ AV 33.7 18.4 11.7 FASTST M M 5 MAX(MPH) MISC ----> # 38 200 # 48 210 ================================================================================ 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 MN MONTH: DECEMBER YEAR: 2011 LATITUDE: 43 55 N LONGITUDE: 92 30 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 26.1 TOTAL FOR MONTH: 1.21 1 = FOG OR MIST DPTR FM NORMAL: 6.4 DPTR FM NORMAL: -0.02 2 = FOG REDUCING VISIBILITY HIGHEST: 48 ON 26 GRTST 24HR 0.44 ON 14-14 TO 1/4 MILE OR LESS LOWEST: -3 ON 10 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 8.4 INCHES 5 = HAIL GRTST 24HR 3.3 ON M 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: 3 ON 11,10 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: 13 0.01 INCH OR MORE: 9 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 4 MIN 32 OR BELOW: 28 0.50 INCH OR MORE: 0 MIN 0 OR BELOW: 2 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 1198 CLEAR (SCALE 0-3) 8 DPTR FM NORMAL -208 PTCLDY (SCALE 4-7) 14 TOTAL FM JUL 1 2587 CLOUDY (SCALE 8-10) 9 DPTR FM NORMAL -491 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 706 HIGHEST SLP 30.49 ON 5 DPTR FM NORMAL 121 LOWEST SLP 29.46 ON 29 [REMARKS] #FINAL-12-11#