Harllee Branch, Aviation Accident Report: Braniff Airways Flight 2 and TWA Flight 6… (1941)
“ II. U. S. Weather Bureau Forecasts Issued by The Airway Forecast Center at Kansas City, Missouri, Covering the Period From 10:30 p.m. CST, May 31 to 6:30 a.m. CST, June 1. III. Company Forecasts 1. The Braniff clearance form issued at Dallas contained the Weather Bureau forecasts issued at 10:30 p.m. CST, May 31, by the District Forecast Center in Kansas City, Missouri. 2. The TWA clearance form issued at Wichita contained the U. S. Weather Bureau forecasts issued at 4:30 p.m. CST, May 31, covering the period ending at 12:30 a.m. CST, June 1, and the forecasts issued at 10:30 p.m. ”
