NCDC / Clim. Monitoring / Climate-2008 / Apr / U.S. Drought / Help

Climate of 2008 - April
Northwest Region
Moisture Status

National Climatic Data Center, 15 May 2008

Precipitation Ranks for the
Northwest Region , 2007-2008
Period	Rank
Apr	36^th driest
Mar-Apr	56^th driest
Feb-Apr	38^th driest
Jan-Apr	49^th driest
Dec-Apr	45^th wettest ( 69^th driest)
Nov-Apr	51^st driest
Oct-Apr	55^th wettest ( 59^th driest)
Sep-Apr	56^th wettest ( 58^th driest)
Aug-Apr	55^th driest
Jul-Apr	50^th driest
Jun-Apr	48^th driest
May-Apr	39^th driest

Graphic showing precipitation departures, January 1998 - present

Graphic showing Palmer Z Index, January 1998 - present

Graphic showing precipitation, April 1895-2008

Graphic showing Palmer Hydrological Drought Index, January 1900 - April 2008

NCDC / Clim. Monitoring / Climate-2008 / Apr / U.S. Drought / Help

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