Heating and Wind Design Conditions for Indiana

City Lat. Long. Elev. Std. Pres. Heating Dry Bulb, °F Extreme Wind Speed, mph Coldest Month WS / MCDB MCWS / MCWD to DB Annual Extreme Daily
0.4% 1% 99.6% 0.4% Mean DB Std. DB
°N °W Feet psia 99.6% 99% 1% 2.5% 5% WS MCDB WS MCDB MCWS PWD MCWS PWD Max Min Max Min
Evansville 38.05 87.53 387 14.491 3 9 22 19 17 22 33 20 34 7 320 9 240 97 -4 2.7 8.5
Fort Wayne 41.00 85.20 827 14.262 -4 2 25 23 20 27 19 24 22 10 250 12 230 95 -11 3.6 5.2
Indianapolis 39.73 86.27 807 14.272 -3 3 24 21 19 25 26 22 27 8 230 11 230 94 -10 2.8 6.8
Lafayette, Purdue Univ 40.42 86.93 607 14.376 -5 3 22 20 18 24 26 22 27 9 270 12 220 97 -11 3.8 7.7
Peru, Grissom AFB 40.65 86.15 810 14.270 -3 4 24 21 18 29 20 24 22 11 270 9 210 96 -8 3.8 7.4
South Bend 41.70 86.32 774 14.289 -2 3 25 23 20 26 22 23 23 13 230 12 230 95 -10 3.3 5.8
Terre Haute 39.45 87.32 584 14.388 -3 5 23 20 18 23 31 21 32 8 150 11 230 96 -10 3.2 7.9