Accession Number : AD0699182

Title :   CLIMATOLOGICAL SUMMARIES, VISIBILITIES BELOW 1/2 MILE AND CEILINGS BELOW 200 FEET. VOLUME 40. WASHINGTON, D. C. DULLES INTERNATIONAL AIRPORT.

Descriptive Note : Final rept.

Corporate Author : NATIONAL WEATHER RECORDS CENTER ASHEVILLE N C

Report Date : JUN 1969

Pagination or Media Count : 32

Abstract : The report consists of climatological data for Dulles International Airport, Washington, D. C. Ceiling, visibility, wind, and weather information are grouped by various periods of the day and by various temperature and wind categories. Various weather and landing system categories are tabulated, in most cases from 10 years of data, as aids for making decisions affecting landing systems and fog dissipation. (Author)

Descriptors :   (*AIR TRAFFIC CONTROL SYSTEMS, STANDARDS), (*AIRPORTS, VISIBILITY), CEILING, WIND, ATMOSPHERIC TEMPERATURE, COST EFFECTIVENESS, ALL WEATHER AVIATION, FOG, ATMOSPHERIC PRECIPITATION, DIURNAL VARIATIONS, AIRCRAFT LANDINGS, TABLES(DATA), DISTRICT OF COLUMBIA

Subject Categories : Terminal Flight Facilities
      Meteorology
      Air Navigation and Guidance

Distribution Statement : APPROVED FOR PUBLIC RELEASE