Heating and Wind Design Conditions for Wyoming

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
Big Piney 42.57 110.10 6969 11.353 -22 -15 24 20 17 22 25 19 21 3 60 11 260 87 -33 2.7 8.5
Casper 42.92 106.47 5289 12.096 -13 -5 34 30 27 35 35 32 32 9 260 13 240 97 -22 2.2 8.4
Cheyenne, Warren AFB 41.15 104.82 6142 11.714 -7 0 34 29 26 38 36 33 34 10 290 13 290 92 -15 2.2 7.5
Cody 44.52 109.02 5095 12.184 -14 -7 34 28 23 35 35 30 35 6 40 11 70 95 -20 4.1 9.4
Gillette 44.35 105.53 4035 12.675 -16 -7 28 25 22 30 34 27 33 8 260 11 140 101 -20 5.9 10.1
Lander 42.82 108.73 5558 11.974 -14 -7 23 19 16 25 38 19 37 3 120 10 270 95 -20 2.5 7.8
Rock Springs 41.60 109.07 6759 11.444 -9 -2 28 25 23 32 25 29 24 7 70 13 280 90 -17 2.0 8.0
Sheridan 44.77 106.97 3967 12.708 -14 -8 28 24 20 29 32 23 27 5 280 9 120 99 -22 3.0 6.4
Worland 43.97 107.95 4245 12.577 -22 -13 22 19 16 20 28 17 28 3 210 9 220 103 -30 2.2 10.4