PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: DULUTH MONTH: DECEMBER YEAR: 2005 LATITUDE: 46 49 N LONGITUDE: 92 11 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 15 5 10 -10 55 0 T 0.1 2 9.7 18 290 220 42 8 18 22 310 2 12 1 7 -13 58 0 T 0.1 2 7.1 15 270 303 57 6 17 280 3 16 -3 7 -12 58 0 T 0.2 2 6.6 13 330 129 25 6 8 16 330 4 7 -2 3 -16 62 0 0.00 0.0 2 13.4 21 280 375 72 1 24 280 5 5 -6 0 -18 65 0 0.00 0.0 2 11.8 20 260 442 85 2 22 260 6 12 -5 4 -14 61 0 T 0.3 2 8.0 14 290 106 20 8 18 15 290 7 20 13 17 0 48 0 T 0.3 2 7.0 13 280 35 7 10 8 15 270 8 19 11 15 -2 50 0 T T 2 7.8 14 260 318 61 5 17 210 9 17 6 12 -4 53 0 T T 2 14.5 22 220 220 42 4 8 26 240 10 31 16 24 8 41 0 0.06 1.3 2 13.7 28 310 0 0 10 1 36 310 11 17 2 10 -6 55 0 T 0.1 3 4.6 15 330 371 72 4 20 340 12 22 13 18 3 47 0 T 0.1 3 8.3 17 310 0 0 10 18 21 310 13 29 20 25 10 40 0 T T 3 11.5 20 130 0 0 10 18 23 130 14 30 25 28 14 37 0 1.20 13.2 7 16.8 24 120 0 0 10 129 29 120 15 28 17 23 9 42 0 0.10 2.6 14 7.4 16 110 0 0 10 1 20 110 16 25 16 21 7 44 0 0.34 6.6 20 8.7 14 340 59 12 10 128 16 350 17 16 -2 7 -6 58 0 T 0.3 18 8.4 14 290 336 65 7 189 15 280 18 9 -4 3 -10 62 0 T 0.5 17 10.9 18 310 426 83 4 18 23 310 19 19 -5 7 -6 58 0 0.00 0.0 17 17.6 29 250 512 100 1 8 33 250 20 19 7 13 1 52 0 T 0.1 17 8.6 15 260 374 73 5 18 18 300 21 16 10 13 1 52 0 0.01 0.4 16 8.9 17 220 0 0 8 1 22 220 22 38 14 26 14 39 0 T 0.0 16 9.5 20 220 308 60 1 168 23 230 23 34 31 33 22 32 0 0.16 0.0 9 8.5 13 80 0 0 10 126 16 70 24 35 31 33 22 32 0 0.01 0.1 9 4.0 13 80 0 0 10 12 15 70 25 34 29 32 21 33 0 T T 9 4.8 12 10 144 28 9 1 15 10 26 34 29 32 22 33 0 0.00 0.0 9 7.8 17 210 50 10 8 1 23 220 27 30 28 29 19 36 0 T 0.0 9 4.7 14 240 0 0 10 126 16 250 28 32 27 30 20 35 0 0.03 0.3 8 5.6 12 10 0 0 10 16 14 10 29 29 26 28 18 37 0 0.03 1.2 9 9.9 18 100 0 0 10 1 22 100 30 29 25 27 18 38 0 0.59 6.6 11 12.5 20 100 0 0 10 126 24 100 31 28 15 22 13 43 0 0.01 0.1 15 6.0 12 280 0 0 9 1 14 280 ================================================================================ SM 707 390 1456 0 2.54 34.5 284.6 4728 226 ================================================================================ AV 22.8 12.6 9.2 FASTST PSBL 29% 7 MAX(MPH) MISC ----> 29 250 36 310 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: DULUTH MONTH: DECEMBER YEAR: 2005 LATITUDE: 46 49 N LONGITUDE: 92 11 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 17.7 TOTAL FOR MONTH: 2.54 1 = FOG OR MIST DPTR FM NORMAL: 3.7 DPTR FM NORMAL: 1.60 2 = FOG REDUCING VISIBILITY HIGHEST: 38 ON 22 GRTST 24HR 1.20 ON 14-14 TO 1/4 MILE OR LESS LOWEST: -6 ON 5 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 34.5 INCHES 5 = HAIL GRTST 24HR 13.2 ON 14-14 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: 20 ON 16 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: 26 0.01 INCH OR MORE: 11 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 5 MIN 32 OR BELOW: 31 0.50 INCH OR MORE: 2 MIN 0 OR BELOW: 7 1.00 INCH OR MORE: 1 [HDD (BASE 65) ] TOTAL THIS MO. 1456 CLEAR (SCALE 0-3) 4 DPTR FM NORMAL -131 PTCLDY (SCALE 4-7) 8 TOTAL FM JUL 1 3381 CLOUDY (SCALE 8-10) 19 DPTR FM NORMAL -518 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 297 HIGHEST SLP 30.66 ON 7TH DPTR FM NORMAL 108 LOWEST SLP 29.45 ON 10TH [REMARKS] #FINAL-12-05#