__________________________________________________________________________________________________________________ Preliminary Local Climatological Data (WS Form: F-6) DISCLAIMER: This data is unofficial. The official source of climate data is NCDC. For Further Information, Contact WFO Duluth at 218-729-6697. Station: DULUTH MINNESOTA Month: December Year: 2001 Latitude Longitude 46 50N 93 12W Gnd Elev. 1433 ft Std Time: CST __________________________________________________________________________________________________________________ Temperature in Fahrenheit :Precip : Snow :Wind :Fastest 2-Min: Sunshine : Sky :Peak Wind _____________________________________________________________ Columns ____________________________________________ -1- -2- -3- -4- -5- -6a-6b- -7- -8- -9- -10- -11- -12- -13- -14- -15- -16- -17- -18- Day Max Min Avg Dep. HDD CDD Water Snow Depth Avg. Speed Dir Mins. %PSBL SR-SS Weather Speed Dir __________________________________________________________________________________________________________________ 1 31 20 26 6 39 0 0.01 0.1 6 13.4 23 280 0 0% 10 1 26 300 2 37 16 27 8 38 0 0.00 0.0 5 11.2 18 260 59 11% 9 1 24 240 3 41 23 32 13 33 0 0.00 0.0 5 9.5 15 140 105 20% 8 17 160 4 38 28 33 15 32 0 0.00 0.0 3 5.8 16 260 0 0% 10 1,2 17 260 5 44 28 36 18 29 0 0.19 0.0 2 20.9 41 280 0 0% 10 2,1 52 270 6 28 22 25 7 40 0 0.00 0.0 0 13.9 40 290 102 20% 8 49 310 7 27 16 22 6 43 0 0.03 0.6 T 4.9 10 140 53 10% 9 1 13 30 8 27 10 19 2 46 0 0.02 0.4 1 10.6 23 320 132 25% 8 1,8 28 330 9 40 15 28 13 37 0 0.00 0.0 1 15.1 22 230 320 62% 4 31 240 10 38 23 31 15 34 0 0.00 0.0 T 9.1 18 260 58 11% 9 23 300 11 39 25 32 17 33 0 0.00 0.0 T 13.5 21 120 23 4% 10 28 150 12 36 22 29 14 36 0 0.00 0.0 T 9.3 17 190 55 9% 9 1 22 200 13 22 16 19 4 46 0 T T T 9.8 17 320 40 8% 9 1,8 20 210 14 28 18 23 9 42 0 0.00 0.0 T 9.9 17 130 108 21% 8 1 22 120 15 37 23 30 16 35 0 0.00 0.0 T 12.4 20 190 0 0% 10 1 22 150 16 39 30 35 21 30 0 0.03 0.0 T 11.4 18 180 0 0% 10 1,2 23 190 17 37 28 33 20 32 0 0.00 0.0 T 7.6 17 280 313 61% 4 1 21 280 18 36 23 30 17 35 0 0.00 0.0 T 10.1 24 320 3 1% 10 29 330 19 30 15 23 11 42 0 0.00 0.0 T 15.0 25 320 406 79% 2 35 320 20 31 12 22 10 43 0 0.00 0.0 T 7.3 14 280 513 100% 10 17 10 21 28 10 19 7 46 0 0.00 0.0 T 11.3 22 140 38 7% 9 25 140 22 32 28 30 18 35 0 0.21 3.0 T 11.1 21 130 0 0% 10 1,2 24 130 23 31 12 22 11 43 0 0.04 1.9 3 15.9 25 350 5 1% 10 1 37 350 24 16 6 11 1 54 0 T 0.2 3 14.6 23 350 174 33% 7 1,8 29 350 25 15 4 10 1 55 0 T T 3 11.9 20 320 248 48% 5 1,8 25 340 26 19 5 12 2 53 0 T 0.1 3 13.5 18 320 0 0% 10 1,8 25 300 27 16 7 12 2 53 0 T 0.2 3 13.4 24 310 92 18% 8 1,8 29 310 28 10 3 7 -3 58 0 0.02 0.5 3 8.4 17 10 13 3% 10 1,8 22 20 29 12 -3 5 -3 60 0 T T 3 12.4 23 340 259 50% 5 1 30 330 30 13 1 7 -2 58 0 T T 3 15.3 22 330 431 84% 2 1 30 320 31 11 -1 5 -3 60 0 T 0.3 3 13.5 20 350 0 0% 10 1 25 350 ___________________________________________________________________________________________________________________ Sum 889 485 1320 0 0.55 7.3 362.0 3550 253 ___________________________________________________________________________________________________________________ Avg 28.7 15.7 11.7 Fast Dir. 22.1% 8.2 Max Dir. 41 280 52 270 ___________________________________________________________________________________________________________________ ___________________________________________________________________________________________________________________ Preliminary Local Climatological Data (WS Form: F-6), Page 2 Station: DULUTH MINNESOTA Month: December Year: 2001 ___________________________________________________________________________________________________________________ [Temperature Data] [Precipitation data] Symbols used in colmun 16 Average Monthly: 22.2 Total for Month: 0.55 Departure from Normal: +9.4 Departure from Normal: -0.69 1 = Fog Highest: 44 on 5TH Greatest in 24 hrs: 0.24 on 22-23 2 = Fog reducing visibility Lowest: -3 on 29TH to 1/4 mile or less SNOWFALL, ICE PELLETS, HAIL 3 = Thunder Total for month: 7.3 inches 4 = Ice Pellets Greatest snowfall in 24 hrs: 3.3 on 22-23 5 = Hail Greatest snow depth: 6 on 1ST 6 = Glaze or Rime 7 = Blowing dust or sand reducing visibility to 1/2 mile or less [No. days with] [ WEATHER -No. days with] 8 = Smoke or haze 9 = Blowing snow Max 32 or below: 19 0.01 inch or more precip: 8 X = Tornado Max 90 or above: 0 0.10 inch or more precip: 2 Min 32 or below: 31 0.50 inch or more precip: 0 Min 0 or below: 2 1.00 inch or more precip: 0 [Heating Degree Days (Base 65) ] Clear (scale 0-3): 2 Total this month: 1320 Partly Cloudy (scale 4-7): 5 Departure from Normal: -298 Cloudy (scale 8-10): 24 Seasonal Total: 3155 Departure from Normal: -723 [Cooling Degree Days (Base 65) ] Total this Month: 0 Departure from Normal: 0 [ Pressure Data ] Seasonal Total: 279 Highest Sea-Level 30.31 on 21ST Departure from Normal: +99 Lowest Sea-Level 29.39 on 5TH [ Remarks ] THE AVERAGE TEMPERATURE OF 22.4 DEGREES IS TIED WITH DECEMBER OF 1979 AS THE 3RD WARMEST BASED ON AIRPORT RECORDS. THE AVERAGE TEMPERATURE FOR THE YEAR 2001 OF 41.4 DEGREES GOES INTO THE RECORD BOOKS AS THE 8TH WARMEST YEAR OF ALL-TIME AT DULUTH. NO NEW DAILY TEMPERATURE OR PRECIPITATION RECORDS WERE SET DURING DECEMBER 2001. Rainfall and snowfall amounts in columns 7, 8, and 9 are the offical precipitation for DULUTH MINNESOTA. Snow depth in column 9 is recorded at 6 AM CST (12Z). ___________________________________________________________________________________________________________________________________