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APPENDIX A
TERMINAL FORECASTS:
INDIANAPOLIS, INDIANA - Overcast, ceiling 1000 feet, visibility 2 to 4 miles, light rain. CINCINNATI, OHIO - Broken to overcast, ceiling 2000 to 4000 feet, visibility 2 to 5 miles, light rain and smoke. COLUMBUS, OHIO - Broken clouds, ceiling 4000 to 6000 feet, visibility 6 miles, smoky, occasional light rain. WASHINGTON, D. C. - Ceiling and visibility unrestricted; high scattered to broken clouds.
Trip Forecast General: Overcast Chicago, base of clouds reported 5000 feet, with top above 10,000 feet. No icing reported in overcast. Base of upper overcast lifting to unlimited through Indianapolis-Cincinnati-Columbus area, with top lower layer estimated 7,000 to 8,000 feet. Light rain—Chicago, Indianapolis, Cincinnati—and spreading through Columbus area. Cloudiness becoming overcast to broken unlimited ceilings, Pittsburgh; and broken clouds, Washington.
The Weather Bureau sequence data reports for various points along the route were as follows:
| CHICAGO, ILLINOIS 4:35 PM, CST |
- Ceiling estimated 4,500 feet, overcast, scattered clouds at 1,000, light rain, light smoke, visibility 1-½ miles, temperature 40, dew point 32, wind ENE 14 m.p.h., altimeter setting 29.56. |
| LAFAYETTE, INDIANA 4:35 PM, CST |
- Ceiling estimated 2,000 feet, overcast, light rain, light fog, light smoke, visibility 1-½ miles, temperature 43, dew point 39, wind ESE 17, altimeter setting 29.50. |
