Heating and Wind Design Conditions for Saudi Arabia
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 | |
Abha | 18.23 N | 42.65 E | 2084 | 78.67 | 5.2 | 6.8 | 10.3 | 9.3 | 8.4 | 11.1 | 15.2 | 10.0 | 15.3 | 0.8 | 180 | 5.9 | 20 | 33.6 | 1.5 | 3.1 | 1.6 |
Al Jawf | 29.78 N | 40.10 E | 684 | 93.37 | 0.2 | 1.8 | 11.4 | 9.7 | 8.4 | 11.8 | 9.6 | 9.7 | 11.2 | 2.3 | 50 | 3.8 | 320 | 43.9 | -2.3 | 2.5 | 2.0 |
Al Madinah | 24.55 N | 39.70 E | 631 | 93.97 | 8.8 | 9.9 | 9.1 | 8.0 | 7.0 | 8.7 | 18.3 | 7.5 | 19.3 | 3.0 | 60 | 4.1 | 300 | 45.8 | 5.5 | 1.2 | 2.2 |
Al Wajh | 26.20 N | 36.47 E | 16 | 101.13 | 11.7 | 12.8 | 12.3 | 11.1 | 10.1 | 11.9 | 19.8 | 10.5 | 20.8 | 3.0 | 20 | 5.7 | 270 | 40.3 | 8.6 | 1.9 | 2.6 |
Ar’ar | 30.90 N | 41.13 E | 552 | 94.87 | -0.1 | 1.2 | 9.8 | 8.5 | 7.5 | 9.3 | 10.5 | 8.2 | 10.9 | 1.9 | 270 | 3.2 | 240 | 43.7 | -2.3 | 1.1 | 1.7 |
At Ta’if | 21.48 N | 40.55 E | 1449 | 85.09 | 5.6 | 7.2 | 10.4 | 9.4 | 8.5 | 10.6 | 18.3 | 9.6 | 18.8 | 2.4 | 90 | 4.4 | 50 | 38.2 | 1.4 | 1.8 | 1.6 |
Az Zahran | 26.27 N | 50.15 E | 17 | 101.12 | 7.0 | 8.3 | 11.6 | 10.1 | 9.1 | 9.6 | 16.1 | 8.6 | 15.9 | 4.1 | 290 | 5.9 | 360 | 46.7 | 4.6 | 1.3 | 2.1 |
Ha’il | 27.43 N | 41.68 E | 1013 | 89.73 | -0.8 | 1.1 | 10.3 | 9.0 | 7.9 | 10.4 | 13.9 | 9.0 | 15.4 | 1.8 | 180 | 3.6 | 180 | 42.2 | -4.1 | 2.0 | 2.7 |
Hafar Al Batin | 28.33 N | 46.17 E | 355 | 97.13 | 2.4 | 4.0 | 12.2 | 10.4 | 9.3 | 10.9 | 13.4 | 9.8 | 13.3 | 2.9 | 270 | 4.4 | 240 | 47.1 | -0.6 | 1.3 | 1.0 |
Jiddah | 21.67 N | 39.15 E | 12 | 101.18 | 14.8 | 15.9 | 10.2 | 9.2 | 8.3 | 10.2 | 25.3 | 9.3 | 24.8 | 2.8 | 30 | 5.9 | 330 | 45.3 | 12.0 | 2.5 | 1.9 |
Jizan | 16.90 N | 42.58 E | 3 | 101.29 | 20.1 | 21.2 | 9.0 | 8.0 | 7.2 | 7.8 | 27.6 | 7.0 | 27.8 | 2.4 | 100 | 4.6 | 230 | 41.5 | 14.2 | 2.5 | 5.7 |
Khamis Mushayt | 18.30 N | 42.80 E | 2054 | 78.96 | 4.3 | 6.1 | 9.2 | 8.2 | 7.2 | 9.7 | 16.1 | 8.9 | 16.1 | 0.8 | 150 | 4.5 | 30 | 36.2 | 1.8 | 3.8 | 2.3 |
Makkah | 21.48 N | 39.83 E | 310 | 97.66 | 15.2 | 16.8 | 6.4 | 5.4 | 4.8 | 6.7 | 25.1 | 5.6 | 25.4 | 1.6 | 20 | 3.4 | 300 | 47.5 | 11.7 | 1.1 | 2.4 |
Qasim | 26.30 N | 43.77 E | 650 | 93.76 | 2.7 | 4.0 | 9.3 | 8.1 | 7.0 | 8.8 | 15.8 | 7.4 | 13.8 | 0.8 | 30 | 3.7 | 90 | 45.9 | -0.1 | 2.1 | 1.8 |
Rafha | 29.63 N | 43.48 E | 447 | 96.07 | 0.4 | 1.9 | 11.3 | 9.9 | 8.8 | 10.8 | 12.1 | 9.7 | 13.2 | 1.8 | 270 | 4.0 | 300 | 46.3 | -2.6 | 1.5 | 1.5 |
Riyadh | 24.72 N | 46.72 E | 612 | 94.19 | 5.1 | 6.8 | 9.9 | 8.5 | 7.5 | 9.2 | 15.6 | 8.0 | 15.5 | 1.6 | 320 | 4.8 | 360 | 46.0 | 1.9 | 0.8 | 1.5 |
Tabuk | 28.37 N | 36.63 E | 770 | 92.41 | 1.1 | 2.6 | 11.0 | 9.1 | 7.5 | 11.0 | 15.5 | 9.0 | 15.4 | 1.1 | 110 | 4.5 | 270 | 41.8 | -1.3 | 1.2 | 1.3 |
Turayf | 31.68 N | 38.67 E | 813 | 91.93 | -1.9 | -0.1 | 11.2 | 9.9 | 8.8 | 11.4 | 7.7 | 10.0 | 7.8 | 2.8 | 270 | 4.2 | 270 | 40.9 | -4.0 | 1.3 | 1.9 |
Yanbu’al Bahr | 24.15 N | 38.07 E | 1 | 101.31 | 10.9 | 12.1 | 11.4 | 10.2 | 9.2 | 11.0 | 22.1 | 9.8 | 22.5 | 1.5 | 10 | 7.7 | 270 | 45.8 | 8.6 | 1.0 | 1.1 |