Heating and Wind Design Conditions for South Dakota

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
Chamberlain 43.80 99.32 530 95.12 -25.0 -21.8 12.2 10.8 9.5 12.6 -8.0 11.0 -6.8 5.0 270 6.0 190 41.2 -24.5 4.5 10.2
Huron 44.38 98.22 393 96.69 -27.1 -24.4 13.0 11.3 10.0 12.9 -10.2 11.3 -9.3 3.9 290 6.4 180 38.8 -31.6 2.6 3.3
Pierre 44.38 100.28 531 95.11 -25.4 -22.5 12.9 11.2 10.0 14.1 -9.6 12.2 -6.6 4.8 320 6.3 180 41.0 -28.9 2.1 3.2
Rapid City 44.05 103.07 966 90.25 -23.8 -20.6 16.2 13.9 12.1 16.7 -3.6 14.2 -3.3 4.2 350 5.8 160 38.6 -27.3 1.9 3.0
Sioux Falls 43.58 96.73 435 96.21 -26.5 -23.7 12.5 10.9 9.7 13.2 -9.4 11.5 -8.2 3.5 310 6.7 180 37.8 -30.7 2.3 2.7