Preliminary Local Climatological Data (WS Form: F-6) Station: COLUMBUS OH Month: DEC Year: 1997 Temperature in F : :Pcpn :Snow: Wind :Sunshine: Sky :Pk Wnd ===================================== Columns ================================= 1 2 3 4 5 6a 6b 7 8 9 10 11 12 13 14 15 16 17 18 Dy Max Min Avg Dep HDD CDD Wtr Snw Dpth Avg Spd Dir Min Psbl S-S Wx Spd Dr =============================================================================== 1 41 34 38 1 27 0 0.00 0.0 0 11.3 20 360 M M M 28 360 2 43 31 37 0 28 0 0.00 0.0 0 4.3 9 120 M M M 11 360 3 55 36 46 10 19 0 0.26 0.0 0 9.7 21 260 M M M 1 25 270 4 49 32 41 5 24 0 T T T 11.2 21 280 M M M 1 23 280 5 33 23 28 -7 37 0 0.04 0.4 T 15.9 26 260 M M M 8,1 29 260 6 28 21 25 -10 40 0 0.02 0.4 1 17.2 23 260 M M M 8,1 29 250 7 34 28 31 -4 34 0 T T T 13.4 22 270 M M M 1 25 260 8 33 30 32 -2 33 0 0.00 0.0 0 6.6 14 120 M M M 16 120 9 36 30 33 -1 32 0 0.05 0.6 0 4.9 9 90 M M M 1,8 13 220 10 46 34 40 6 25 0 0.79 0.0 0 9.2 24 270 M M M 1 29 260 11 35 32 34 1 31 0 0.00 T T 5.7 13 320 M M M 1 15 310 12 33 29 31 -2 34 0 T T 0 8.7 21 260 M M M 1 24 260 13 36 29 33 0 32 0 0.00 0.0 0 13.6 22 210 M M M 8,1 26 240 14 34 24 29 -3 36 0 0.00 0.0 0 6.3 14 280 M M M 1,8 15 10 15 44 21 33 1 32 0 0.00 0.0 0 6.1 17 210 M M M 1,8 20 210 16 49 26 38 6 27 0 0.00 0.0 0 5.1 14 190 M M M 16 190 17 48 26 37 6 28 0 0.00 0.0 0 2.7 11 330 M M M 14 330 18 45 22 34 3 31 0 0.00 0.0 0 4.6 13 190 M M M 1,8 15 200 19 56 33 45 14 20 0 0.00 0.0 0 7.2 16 230 M M M 1 21 200 20 45 33 39 9 26 0 T 0.0 0 7.1 20 360 M M M 1,8 23 350 21 40 33 37 7 28 0 0.00 0.0 0 8.7 18 80 M M M 23 90 22 50 34 42 12 23 0 0.39 0.0 0 11.1 22 250 M M M 1 25 240 23 44 36 40 10 25 0 0.00 0.0 0 9.6 22 260 M M M 1 26 240 24 49 36 43 14 22 0 0.37 0.0 0 11.4 32 240 M M M 1 38 250 25 47 35 41 12 24 0 0.07 0.0 0 13.8 22 260 M M M 1 26 250 26 36 33 35 6 30 0 T T 0 12.2 21 240 M M M 1 24 250 27 36 28 32 3 33 0 0.00 0.0 0 7.2 15 350 M M M 1 16 320 28 35 24 30 2 35 0 0.00 0.0 0 5.4 15 190 M M M 1,8 17 130 29 36 25 31 3 34 0 T 0.0 0 4.5 9 140 M M M 1 14 170 30 31 25 28 0 37 0 0.14 1.8 2 11.5 22 330 M M M 1,8 28 330 31 25 13 19 -9 46 0 T T 2 9.2 17 330 M M M 1,8 21 330 =============================================================================== Sm 1252 896 933 0 2.13 3.2 275.4 M M =============================================================================== Av 40.4 28.9 8.9 Fastst Psbl % M Max(mph) Misc ----> 32 240 M M 38 250 =============================================================================== Notes: # Last of several occurrences Column 17 Peak Wind in M.P.H. Preliminary Local Climatological Data (WS Form: F-6) , Page 2 Station: COLUMBUS OH Month: DEC Year: 1997 ** Temperature Data ** ** Precipitation Data ** SYMBOLS USED IN COLUMN 16 Average Monthly: 34.7 Total for Month: 2.13 1 = FOG Dptr fm normal: 2.8 Dptr fm normal: -0.73 2 = FOG REDUCING VISIBILITY Highest: 56 on 19 Grtst 24hr .83 on 9-10 TO 1/4 MILE OR LESS Lowest: 13 on 31 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS Total month: 3.2 Inches 5 = HAIL Grtst 24hr 1.5 on 30 6 = GLAZE OR RIME Grtst depth: 2 on 31 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: 3 0.01 inch or more: 9 Max 90 or above: 0 0.10 inch or more: 5 Min 32 or below: 20 0.50 inch or more: 1 Min 0 or below: 0 1.00 inch or more: 0 ** HDD (Base 65) ** Total this Mo. 933 Dptr fm normal -93 Seasonal total 2093 Dptr fm normal -50 ** CDD (Base 65) ** Total this Mo. 0 Dptr fm normal 0 ** Pressure Data ** Seasonal total 786 Highest SLP 30.46 on 31 Dptr fm normal -11 Lowest SLP 29.43 on 30 =============================================================================== ------------------