Heating and Wind Design Conditions for Oklahoma

City Lat. Long. Elev. Std. Pres. Heating Dry Bulb, °C Extreme Wind Speed, m/s Coldest Month WS / MCDB MCWS / MCWD to DB Annual Extreme Daily
0.4% 1% 99.6% 0.4% Mean DB Std. DB
°N °W Meters kPa 99.6% 99% 1% 2.5% 5% WS MCDB WS MCDB MCWS PWD MCWS PWD Max Min Max Min
Altus, AFB 34.67 99.27 420 96.38 -10.6 -7.1 10.3 9.3 8.3 10.5 4.2 9.5 5.3 3.9 20 4.4 190 41.5 -13.9 1.9 4.3
Enid, Vance AFB 36.33 97.92 398 96.63 -14.8 -11.0 11.5 10.1 9.0 11.9 3.4 10.3 3.2 5.4 10 4.9 190 40.3 -17.1 2.0 3.7
Lawton, Fort Sill/Post Field 34.65 98.40 362 97.05 -11.3 -7.3 10.6 9.4 8.4 11.8 1.8 10.0 2.4 4.9 10 4.8 170 39.5 -13.4 1.4 4.1
McAlester 34.88 95.78 235 98.53 -12.2 -8.1 8.9 8.1 7.3 9.4 8.5 8.4 7.1 3.8 360 4.1 190 38.8 -15.3 2.2 4.6
Oklahoma City, Tinker AFB 35.42 97.38 394 96.68 -12.1 -8.5 10.7 9.6 8.7 11.0 5.7 9.7 5.5 4.6 10 4.8 190 39.3 -14.3 1.8 3.4
Oklahoma City, W. Rogers A 35.40 97.60 397 96.65 -12.6 -9.6 12.9 11.3 10.3 13.0 0.4 11.5 2.8 6.9 360 5.9 180 39.3 -15.7 1.9 2.7
Tulsa 36.20 95.90 206 98.87 -12.9 -10.1 11.3 10.3 9.2 10.8 7.6 9.7 4.7 4.9 360 5.4 180 39.4 -16.4 2.0 3.1