PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: TWIN CITIES MONTH: DECEMBER YEAR: 2004 LATITUDE: 44 52 N LONGITUDE: 93 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 AVG MX 2MIN DY MAX MIN AVG DEP HDD CDD WTR SNW DPTH SPD SPD DIR MIN PSBL S-S WX SPD DR ================================================================================ 1 34 22 28 3 37 0 0.00 0.0 0 7.3 21 320 M M 2 24 330 2 34 19 27 3 38 0 0.04 0.8 0 8.1 22 320 M M 7 12 28 320 3 39 20 30 6 35 0 0.00 0.0 1 9.9 16 220 M M 7 21 220 4 45 27 36 13 29 0 0.00 0.0 0 12.0 21 320 M M 6 25 320 5 34 24 29 6 36 0 0.00 0.0 0 13.5 22 100 M M 8 26 110 6 36 30 33 11 32 0 0.02 0.2 T 10.3 20 100 M M 10 168 24 110 7 36 33 35 13 30 0 0.02 T 0 8.1 15 320 M M 10 1 20 300 8 40 31 36 15 29 0 0.00 0.0 0 7.6 15 140 M M 8 18 17 140 9 40 32 36 15 29 0 0.08 0.0 0 8.1 15 20 M M 9 18 18 50 10 36 31 34 13 31 0 0.08 T 0 13.7 20 360 M M 10 1 28 10 11 36 27 32 12 33 0 0.00 0.0 0 8.4 17 170 M M 10 21 170 12 41 19 30 10 35 0 T T 0 22.4 39 310 M M 9 52 310 13 19 9 14 -6 51 0 T T 0 16.5 26 320 M M 5 9 33 330 14 27 6 17 -2 48 0 0.00 0.0 0 7.5 14 200 M M 1 18 200 15 39 26 33 14 32 0 0.00 0.0 0 9.2 18 220 M M 4 24 220 16 33 15 24 6 41 0 T T 0 12.8 22 320 M M 7 8 29 330 17 33 11 22 4 43 0 0.00 0.0 0 8.1 16 170 M M 5 8 21 170 18 38 -1 19 1 46 0 0.00 0.0 0 17.6 30 310 M M 6 37 320 19 13 -9 2 -15 63 0 T T 0 11.1 25 160 M M 5 30 160 20 26 13 20 3 45 0 0.02 T T 11.9 30 170 M M 10 46 36 160 21 32 -1 16 -1 49 0 0.01 0.5 1 16.7 26 290 M M 8 189 35 270 22 2 -4 -1 -17 66 0 T T 1 9.0 16 320 M M 2 8 21 290 23 0 -9 -4 -20 69 0 0.00 0.0 1 10.0 18 320 M M 1 21 300 24 10 -10 0 -16 65 0 T 0.1 1 10.0 18 130 M M 5 8 23 170 25 18 8 13 -3 52 0 0.01 0.2 1 8.7 13 20 M M 9 8 20 30 26 20 1 11 -4 54 0 0.00 0.0 1 7.4 14 90 M M 2 17 60 27 27 16 22 7 43 0 T T T 8.3 14 150 M M 10 16 140 28 29 17 23 8 42 0 0.00 0.0 T 5.9 14 320 M M 9 18 18 10 29 25 22 24 10 41 0 T T T 8.0 16 150 M M 10 16 18 140 30 51 25 38 24 27 0 0.16 0.0 T 15.3 33 260 M M 8 16 45 270 31 43 13 28 14 37 0 T T 0 16.7 30 270 M M 6 38 280 ================================================================================ SM 936 463 1308 0 0.44 1.8 340.1 M 209 ================================================================================ AV 30.2 14.9 11.0 FASTST PSBL % 7 MAX(MPH) MISC ----> 39 310 52 310 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: TWIN CITIES MONTH: DECEMBER YEAR: 2004 LATITUDE: 44 52 N LONGITUDE: 93 13 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 22.6 TOTAL FOR MONTH: 0.44 1 = FOG DPTR FM NORMAL: 4.0 DPTR FM NORMAL: -0.56 2 = FOG REDUCING VISIBILITY HIGHEST: 51 ON 30 GRTST 24HR 0.16 ON 9-10 TO 1/4 MILE OR LESS LOWEST: -10 ON 24 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 1.8 INCHES 5 = HAIL GRTST 24HR 0.8 ON 2- 2 6 = GLAZE OR RIME GRTST DEPTH: 1 ON 26,25 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: 13 0.01 INCH OR MORE: 9 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: 6 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 1308 CLEAR (SCALE 0-3) 5 DPTR FM NORMAL -120 PTCLDY (SCALE 4-7) 11 SEASONAL TOTAL 2692 CLOUDY (SCALE 8-10) 15 DPTR FM NORMAL -435 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] SEASONAL TOTAL 578 HIGHEST SLP M ON M DPTR FM NORMAL -121 LOWEST SLP M ON M [REMARKS]