Heating and Wind Design Conditions for South Dakota

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
Chamberlain 43.80 99.32 1739 13.795 -13 -7 27 24 21 28 18 25 20 11 270 13 190 106 -12 8.1 18.4
Huron 44.38 98.22 1289 14.024 -17 -12 29 25 22 29 14 25 15 9 290 14 180 102 -25 4.6 5.9
Pierre 44.38 100.28 1742 13.794 -14 -9 29 25 22 32 15 27 20 11 320 14 180 106 -20 3.8 5.7
Rapid City 44.05 103.07 3169 13.089 -11 -5 36 31 27 37 26 32 26 9 350 13 160 102 -17 3.4 5.4
Sioux Falls 43.58 96.73 1427 13.953 -16 -11 28 25 22 30 15 26 17 8 310 15 180 100 -23 4.1 4.9