Heating and Wind Design Conditions for New Hampshire
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 | |
Concord | 43.20 | 71.50 | 344 | 14.513 | -8 | -2 | 23 | 20 | 17 | 23 | 20 | 20 | 21 | 4 | 320 | 10 | 230 | 95 | -18 | 2.9 | 5.5 |
Lebanon | 43.63 | 72.30 | 597 | 14.381 | -7 | -3 | 18 | 15 | 14 | 18 | 25 | 16 | 26 | 2 | 360 | 9 | 220 | 94 | -17 | 2.0 | 5.2 |
Mount Washington | 44.27 | 71.30 | 6266 | 11.659 | -23 | -19 | 88 | 81 | 73 | 99 | -14 | 92 | -15 | 73 | 280 | 21 | 270 | 65 | -33 | 2.3 | 4.1 |
Portsmouth, Pease AFB | 43.08 | 70.82 | 102 | 14.642 | 4 | 9 | 21 | 18 | 16 | 22 | 26 | 20 | 27 | 8 | 280 | 8 | 270 | 94 | -2 | 2.2 | 3.2 |