Heating and Wind Design Conditions for Alaska

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
Adak, NAS 51.88 176.65 13 14.688 19 23 34 30 27 40 34 34 35 4 210 10 170 67 11 3.4 2.9
Anchorage, Elemendorf AFB 61.25 149.80 213 14.583 -13 -8 17 14 12 18 26 15 26 3 50 7 260 77 -18 3.2 6.5
Anchorage, Fort Richardson 61.27 149.65 377 14.496 -19 -13 19 14 11 20 35 15 36 3 50 5 270 80 -23 2.2 6.3
Anchorage, Int’l Airport 61.17 150.02 131 14.626 -14 -9 22 19 17 23 18 19 18 4 10 8 290 77 -18 2.9 7.2
Annette 55.03 131.57 112 14.636 13 17 31 27 23 31 41 28 40 10 40 8 320 81 10 3.8 5.4
Barrow 71.30 156.78 13 14.688 -41 -36 28 25 22 30 3 26 -1 7 140 12 90 65 -45 4.7 4.4
Bethel 60.78 161.80 151 14.615 -28 -24 31 27 24 34 8 30 5 13 20 12 360 78 -32 3.3 6.6
Bettles 66.92 151.52 643 14.357 -49 -44 18 16 14 19 11 16 7 2 340 8 190 85 -55 4.0 5.8
Big Delta, Ft. Greely 64.00 145.73 1283 14.027 -45 -39 34 29 25 38 0 33 3 3 180 9 180 84 -48 3.3 7.5
Cold Bay 55.20 162.73 102 14.642 6 10 38 34 30 46 34 40 34 15 340 16 140 67 2 4.0 5.3
Cordova 60.50 145.50 43 14.673 -4 1 22 19 16 24 40 22 38 1 340 8 240 79 -9 5.0 5.4
Deadhorse 70.20 148.47 56 14.666 -36 -34 32 28 25 34 -1 30 -7 12 240 12 60 78 -51 14.2 5.2
Dillingham 59.05 158.52 95 14.645 -20 -13 25 22 20 28 20 24 21 5 40 10 180 74 -27 3.1 9.4
Fairbanks, Eielson AFB 64.67 147.10 548 14.407 -33 -31 14 12 10 14 21 11 16 0 150 5 290 87 -46 3.8 7.7
Fairbanks, Int’l Airport 64.82 147.87 453 14.457 -47 -41 18 15 13 16 11 12 11 2 10 8 220 87 -48 3.8 7.8
Galena 64.73 156.93 151 14.615 -33 -31 18 15 13 19 14 16 15 0 270 5 320 84 -50 2.5 10.4
Gulkana 62.15 145.45 1578 13.877 -44 -39 26 24 21 22 17 19 18 3 360 7 180 82 -46 3.2 7.4
Homer 59.63 151.50 72 14.657 0 4 22 20 18 23 24 21 27 9 30 10 270 70 -5 4.0 6.8
Juneau 58.37 134.58 23 14.683 4 7 27 23 20 29 39 25 38 5 360 9 230 81 -1 2.5 4.9
Kenai 60.57 151.25 95 14.645 -22 -14 23 20 18 25 25 22 24 2 30 9 270 75 -27 3.4 7.4
Ketchikan 55.35 131.70 95 14.645 13 20 25 22 19 29 42 24 42 5 280 11 320 78 7 1.8 5.2
King Salmon 58.68 156.65 49 14.669 -24 -19 32 28 24 33 36 28 36 7 360 12 270 78 -31 3.5 7.2
Kodiak, State USCG Base 57.75 152.50 112 14.636 7 12 34 30 26 34 28 30 30 18 300 11 320 76 1 3.6 6.1
Kotzebue 66.87 162.63 16 14.687 -36 -31 35 31 28 38 14 32 14 7 70 12 300 75 -39 4.8 6.5
McGrath 62.97 155.62 338 14.517 -47 -42 18 16 14 18 23 14 12 1 310 7 340 83 -52 3.3 7.0
Middleton Island 59.43 146.33 46 14.671 18 21 40 34 30 42 35 37 36 18 330 8 260 66 15 4.9 6.8
Nenana 64.55 149.08 361 14.505 -51 -44 16 14 12 18 10 15 8 2 250 7 60 87 -52 4.1 7.2
Nome 64.50 165.43 23 14.683 -31 -26 30 26 23 31 17 28 18 4 20 12 260 76 -35 4.2 6.3
Northway 62.97 141.93 1722 13.803 -34 -32 15 13 12 14 -13 12 -6 0 300 7 290 83 -54 2.7 5.9
Port Heiden 56.95 158.62 95 14.645 -6 -2 38 32 28 38 36 32 35 17 60 15 160 74 -11 4.3 7.4
Saint Paul Island 57.15 170.22 30 14.680 -2 3 41 37 33 47 24 41 21 19 350 14 240 58 -3 5.2 6.9
Sitka 57.07 135.35 66 14.661 16 21 23 21 19 24 40 22 41 8 70 9 230 76 11 6.1 5.0
Talkeetna 62.30 150.10 358 14.507 -28 -21 17 16 14 19 13 17 15 4 50 8 200 82 -35 2.8 8.0
Valdez 61.13 146.35 33 14.678 4 7 24 19 16 28 13 22 15 15 70 10 240 76 1 3.6 6.1
Yakutat 59.52 139.67 30 14.680 -3 2 24 19 16 25 36 21 33 2 100 9 320 75 -8 4.0 7.0