* * Williams Glider Areas North and South * Williams Soaring Center Wave Windows * FAA LOA EFFECTIVE DATE: Feb. 22, 2016 * Wave window must be opened by Williams Soaring Office Staff * Coordinate with Williams Soaring Center on 123.30 * AC W AN Williams Glider Area North (Ask WSC 123.30) AH UNLIM AL 18000 ft DP 39:51:00 N 122:58:00 W DP 39:51:00 N 122:32:00 W DP 39:19:00 N 122:20:00 W DP 39:16:00 N 122:43:00 W * AC W AN Williams Glider Area South (Ask WSC on 123.30) AH UNLIM AL 18000 ft DP 39:16:00 N 122:43:00 W DP 39:19:00 N 122:20:00 W DP 38:52:00 N 122:04:00 W DP 38:52:00 N 122:26:00 W *