Flygga From , joined Dec 1969, posts, RR:
Reply 3, posted (11 years 8 months 1 week 3 days 6 hours ago) and read 1971 times:
I go with the sun explination. I flew into Zihuatenejo Mexico one time on an Alaska MD80. When we arrived the crew told us to close all the window shades to help keep the plane cool as possible during the 1 hour turnaround. The midday sun was quite intense.