U.S. AFGWC Northern Hemisphere Dewpoint and Cloud Analyses for 1963Sep to 1972Apr

This dataset contains daily grids of dewpoint depression and cloud coverage for the period September 1963 to April 1972, provided by the U.S. Air Force Global Weather Central (AFGWC). Grids are available twice-daily at 12-hour intervals (00Z and 12Z). Dewpoint depression is available at four levels (850mb, 700mb, 500mb, and 400mb), as are low, middle, high, and total cloud coverage.