Heating and Wind Design Conditions for Michigan

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
Alpena 45.07 83.57 211 98.82 -21.6 -18.6 9.4 8.3 7.5 9.6 -6.4 8.6 -6.8 2.3 270 5.0 240 34.1 -27.1 1.9 3.3
Detroit, Metro 42.23 83.33 202 98.92 -17.8 -15.1 11.9 10.3 9.2 12.4 -2.5 10.8 -2.8 5.0 240 5.6 230 34.9 -21.7 1.7 3.0
Flint 42.97 83.75 233 98.56 -18.9 -16.3 11.1 9.7 8.8 11.9 -4.4 10.3 -4.9 3.8 230 5.6 230 33.6 -23.3 1.7 2.8
Grand Rapids 42.88 85.52 245 98.42 -17.8 -15.2 11.3 9.9 8.8 11.8 -4.0 10.3 -4.6 3.7 180 5.8 240 33.9 -23.0 1.2 2.9
Hancock 47.17 88.50 329 97.43 -22.6 -19.8 9.5 8.5 7.8 10.2 -7.7 9.1 -8.7 3.7 270 4.2 250 32.4 -26.9 1.6 3.1
Harbor Beach 44.02 82.80 183 99.15 -13.0 -11.1 11.4 9.8 8.4 11.5 -2.8 10.2 -2.9 4.6 220 3.9 230 34.7 -16.6 1.6 2.3
Jackson 42.27 84.47 305 97.71 -19.4 -15.7 9.1 8.3 7.7 10.2 -5.4 9.1 -5.1 3.9 240 5.1 210 34.0 -23.8 1.4 3.1
Lansing 42.77 84.60 266 98.17 -19.6 -16.8 11.7 10.2 9.1 12.5 -5.3 11.2 -4.6 3.6 290 5.7 250 34.4 -24.8 1.6 3.3
Marquette, Sawyer AFB 46.35 87.40 372 96.94 -24.0 -21.3 10.5 9.3 8.2 11.4 -7.9 10.1 -8.2 2.5 280 4.5 210 32.9 -27.5 2.6 2.6
Marquette/Ishpeming A 46.53 87.55 434 96.22 -24.9 -22.1 9.7 8.7 8.1 9.8 -6.6 8.9 -8.8 3.5 270 4.9 230 32.4 -29.9 2.5 2.5
Mount Clemens, Angb 42.62 82.83 177 99.22 -15.9 -14.0 9.4 8.2 7.3 11.2 -6.0 9.4 -4.3 3.3 280 4.0 230 35.2 -19.4 2.2 1.5
Muskegon 43.17 86.25 193 99.03 -16.2 -13.9 12.1 10.8 9.6 12.4 -4.0 11.2 -3.4 4.6 290 5.4 200 32.0 -20.7 1.5 2.8
Oscoda, Wurtsmith AFB 44.45 83.40 193 99.03 -17.9 -16.1 9.5 8.3 7.4 10.4 -3.6 9.2 -4.3 2.5 220 5.1 200 34.9 -21.6 2.3 2.6
Pellston 45.57 84.80 219 98.72 -22.7 -19.5 11.6 10.1 9.1 12.7 -5.5 10.5 -5.8 1.6 300 6.2 250 33.6 -29.4 1.7 2.7
Saginaw 43.53 84.08 204 98.90 -17.5 -15.6 10.2 9.2 8.4 11.0 -5.7 10.0 -5.0 4.6 260 5.8 240 35.6 -21.3 3.2 2.5
Sault Ste. Marie 46.47 84.37 221 98.70 -24.4 -21.8 10.1 8.9 7.9 10.8 -7.2 9.4 -7.6 2.9 90 4.4 230 31.4 -29.7 1.9 3.0
Seul Choix Point 45.92 85.92 180 99.18 -17.6 -15.8 12.4 10.9 9.6 13.5 -2.7 11.7 -2.7 4.2 300 3.7 200 27.9 -20.7 1.3 3.5
Traverse City 44.73 85.58 190 99.06 -19.6 -16.8 9.6 8.5 7.9 10.3 -5.1 9.2 -5.1 2.9 180 5.7 230 34.5 -24.9 1.6 4.1