APRIL CLIMATE OF SOUTHEAST ASIA.
Abstract
The report deals with the climate of North Vietnam, Republic of Vietnam, Laos, Cambodia, and Thailand for April. Essentially based on previously available data, however precipitation analyses, ceiling/visibility, and upper air flow are new. Contains brief notes on the climate of Southeast Asia and the geographical features of the Republic of Vietnam, North Vietnam, Cambodia, Laos, and Thailand. Discusses the precipitation, thunderstorms, cloudiness, visibility and obstructions to vision, combined ceiling/visibility, temperature, relative humidity, surface and upper winds, miscellaneous phenomena and sea operations. For selected stations tabular data on fog days, percent frequency visibility 1 mile and 5 miles (7 and 16 LST) are given also. Mean streamline charts (1:37,500,000) are given for 2000 ft, 850mb, 700mb, 500mb, 300mb, and 200mb levels. Also included are charts of mean position of polar front and ICZ (1:17,000,000) typhoon tracks (1:10,000,000) sea surface currents, temperatures, frequency of breakers, sea swell (1:10,000,000). Monthly sunrise, sunset, morning and evening twilight data are presented for Saigon with method for adapting to other stations. (Author)
Document Details
- Document Type
- Technical Report
- Publication Date
- Mar 01, 1970
- Accession Number
- AD0703326