Hourly Gridded Precipitation Analysis over the U.S. (1948- Mar 1999)

SOURCE: NWS/TDL hourly precipitation data from about 2900 gauge sites

 via Climate Prediction Center (CPC) Retrospective Analysis:
http://www.cpc.ncep.noaa.gov/products/precip/realtime/retro.html

FORMAT: NetCDF

GRID:    2.0 (lat) x 2.5 (lon) degree grid

         Domain: (140W-60W, 20N-60N)

LEVELS: Surface

FIELDS: Description                             Name 	Units   Levels
        --------------------------------------------------------------------
	hourly accumulated Precipitation	Precip	inches  surface

TIMES: 24 values per day, 365 (or 366) days per year.

MSS Directory: /CA/PRECIP/CPC/HPD

Filename: ush.precip.YYYY.nc, where YYYY is the 4-digit year,

   e.g. ush.precip.1949.nc contains the data for 1949 (8760 times).

Current holdings:  Jul 1948 -- Mar 1999

References: 

R. Wayne Higgins, John E. Janowiak and Yu-Ping Yao, 1996:
"A Gridded Hourly Precipitation Data Base for the United States (1963-1993)",
NCEP/Climate Prediction Center ATLAS No. 1, U. S. DEPARTMENT OF COMMERCE,
National Oceanic and Atmospheric Administration, National Weather Service 

link to NCEP/CPC Atlas.

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