Preliminary Local Climatological Data (WS Form: F-6) Station: DAYTON OH Month: JUL Year: 1998 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 81 60 71 -2 0 6 0.00 0.0 0 8.6 16 280 M M M 20 310 2 80 63 72 -1 0 7 0.00 0.0 0 6.9 14 310 M M M 17 330 3 85 61 73 -1 0 8 0.00 0.0 0 5.2 14 230 M M M 16 230 4 83 67 75 1 0 10 1.42 0.0 0 10.0 26 20 M M M 1,3,8 32 340 5 81 62 72 -2 0 7 0.00 0.0 0 6.3 15 40 M M M 1,8 17 50 6 81 61 71 -3 0 6 0.00 0.0 0 5.7 13 250 M M M 1,8 15 200 7 81 68 75 1 0 10 0.12 0.0 0 8.3 17 200 M M M 8,1 20 210 8 83 71 77 3 0 12 0.00 0.0 0 8.3 14 330 M M M 1,8 16 310 9 83 67 75 1 0 10 0.00 0.0 0 8.4 16 320 M M M 1,8 20 290 10 82 61 72 -2 0 7 0.00 0.0 0 9.0 18 10 M M M 1,8 28 10 11 77 55 66 -8 0 1 0.00 0.0 0 7.2 13 20 M M M 15 30 12 81 58 70 -4 0 5 0.00 0.0 0 5.6 13 70 M M M 15 130 13 86 58 72 -2 0 7 0.00 0.0 0 4.4 9 210 M M M 1 8 13 200 14 80 71 76 2 0 11 T 0.0 0 6.5 15 280 M M M 8,1 17 290 15 78 70 74 0 0 9 T 0.0 0 4.9 13 150 M M M 1,8 16 150 16 86 70 78 3 0 13 T 0.0 0 6.5 13 320 M M M 1,8 15 320 17 84 63 74 -1 0 9 0.00 0.0 0 7.5 17 320 M M M 21 360 18 87 65 76 1 0 11 0.00 0.0 0 4.4 11 220 M M M 1,8 14 320 19 91 66 79 4 0 14 1.03 0.0 0 8.8 61 290 M M M 1,8,3 74 300 20 88 68 78 3 0 13 0.00 0.0 0 11.1 20 200 M M M 1,8 22 200 21 92 74 83 8 0 18 0.00 0.0 0 14.9 30 340 M M M 1,8 38 330 22 89 69 79 4 0 14 0.66 0.0 0 10.0 30 270 M M M 1 3 8 45 280 23 82 68 75 0 0 10 0.06 0.0 0 9.1 18 280 M M M 1 22 260 24 78 60 69 -5 0 4 0.00 0.0 0 4.2 11 330 M M M 1 15 300 25 78 58 68 -6 0 3 0.00 0.0 0 5.9 14 330 M M M 1 16 340 26 80 58 69 -5 0 4 0.00 0.0 0 4.4 9 230 M M M 1 14 310 27 81 62 72 -2 0 7 0.00 0.0 0 5.2 14 250 M M M 8 15 260 28 83 64 74 0 0 9 0.00 0.0 0 9.0 17 260 M M M 8,1 20 230 29 86 68 77 3 0 12 0.01 0.0 0 7.8 18 260 M M M 1,8,3 22 260 30 80 67 74 0 0 9 0.01 0.0 0 6.2 15 10 M M M 18 10 31 81 60 71 -3 0 6 0.00 0.0 0 8.7 17 30 M M M 22 30 =============================================================================== Sm 2568 1993 0 272 3.31 0.0 229.0 M M =============================================================================== Av 82.8 64.3 7.4 Fastst Psbl % M Max(mph) Misc ----> 61 290 M M 74 300 =============================================================================== Notes: # Last of several occurrences Column 17 Peak Wind in M.P.H. Preliminary Local Climatological Data (WS Form: F-6) , Page 2 Station: DAYTON OH Month: JUL Year: 1998 ** Temperature Data ** ** Precipitation Data ** SYMBOLS USED IN COLUMN 16 Average Monthly: 73.6 Total for Month: 3.31 1 = FOG Dptr fm normal: -0.6 Dptr fm normal: -0.23 2 = FOG REDUCING VISIBILITY Highest: 92 on 21 Grtst 24hr 1.42 on 4 TO 1/4 MILE OR LESS Lowest: 55 on 11 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS Total month: 0.0 Inches 5 = HAIL Grtst 24hr ____ on ____ 6 = GLAZE OR RIME Grtst depth: ____ on ____ 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: 0 0.01 inch or more: 7 Max 90 or above: 2 0.10 inch or more: 4 Min 32 or below: 0 0.50 inch or more: 3 Min 0 or below: 0 1.00 inch or more: 2 ** HDD (Base 65) ** Total this Mo. 0 Dptr fm normal +0 Seasonal total 0 Dptr fm normal +0 ** CDD (Base 65) ** Total this Mo. 272 Dptr fm normal -13 ** Pressure Data ** Seasonal total 622 Highest SLP 30.27 on 31 Dptr fm normal +81 Lowest SLP 29.81 on 01 =============================================================================== ------------------