For information on prevailing winds, click
here
or on the diagram at right.
For more information on global wind patterns, click here. For a detailed explanation of wind barbs, click here. Millibars to Altitude conversion   (standard pressure)     1013 mb = 0000'     0812 mb = 6000' 0500 mb = FL 180     0977 mb = 1000'     0782 mb = 7000' 0400 mb = FL 240     0942 mb = 2000'     0753 mb = 8000' 0300 mb = FL 300     0908 mb = 3000'     0724 mb = 9000' 0225 mb = FL 360     0875 mb = 4000'     0697 mb = 10,000' 0175 mb = FL 420     0843 mb = 5000'     0650 mb = 12,000' 0125 mb = FL 480 |