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 APPENDIX A

"AMERICAN AIRLINES TRIP FORECAST ISSUED AT LA GUARDIA AT 4-30 P M, EST, OCTOBER 30, 1941

COVERING-ROUTE A M 7 FLIGHTS 41 AND 1 FOR THE NEW YORK--

CHICAGO AIRWAY AND COVERING THE PERIOD UNTIL 1 00 A M CST

OCTOBER 31, 1941

"Terminal forecasts Newark ceiling 2 to 3 thousand feet overcast, lower broken clouds, visibility 3 to 5 miles, Buffalo ceiling 8 hundred to 12 hundred feet, overcast, lower broken clouds, visibility 1 to 2 miles, intermittent light rain Detroit ceiling 6 hundred to 1 thousand feet, overcast, visibility 3/4 to 1 1/2 miles, intermittent light rain and drizzle, South Bend and Chicago ceiling 4 to 6 hundred feet, overcast, lower broken clouds, visibility 3/4 to 1 1/2 miles, intermittent light rain and drizzle, Cleveland ceiling 2 to 3 thousand feet, overcast, lower broken clouds, visibility 2 to 3 miles, intermittent light rain, ceiling and visibility lowering to 1 thousand to 15 hundred feet and 1 to 2 miles after 9 00 p m EST

"Route forecast New York to Buffalo Overcast at 7 to 8 thousand feet with top of clouds 10 to 12 thousand feet Scattered clouds variable to broken at 3 to 4 thousand feet with top 5 to 6 thousand feet Air smooth to slightly rough with intermittent light rain Ceiling in Buffalo sector lowering to 8 hundred feet to 12 hundred feet

"Route forecast Buffalo to Chicago Many variable indefinite layers, ceiling 4 hundred to 1 thousand feet rather variable with top over all above 12 thousand feet Intermittent light rain Occasional light drizzle from lower clouds Visibility 3/4 to 2 miles Air smooth to occasionally slightly rough

"Upper winds New York to Buffalo at 4 to 6 thousand feet wind from 240 degrees 30 to 40 miles per hour with air temperature 45 to 40 At 8 to 10 thousand feet wind from 250 degrees 50 to 60 miles per hour air temperature 35 to 30 degrees

"Upper winds Buffalo to Detroit at 4 to 6 thousand feet wind from 230 degrees 35 to 45 miles per hour air temperature 45 to 40 At 8 to 10 thousand feet wind from 260 degrees 50 to 60 miles per hour air temperature 35 to 30 degrees

Upper winds Detroit to Chicago at 2 to 4 thousand feet wind from 200 to 220 degrees 20 to 30 miles per hour air temperature 50 to 45 At 6 to 8 thousand feet wind from 240 degrees 35 to 40 miles per hour air temperature 40 to 35 degrees A 10 thousand feet wind from 250 degrees 50 miles per hour air temperature 30 degrees "