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Climate of 2008 - May
Northwest Region
Moisture Status

National Climatic Data Center, 5 June 2008

Precipitation Ranks for the
Northwest Region , 2007-2008
Period	Rank
May	46^th driest
Apr-May	33^rd driest
Mar-May	43^rd driest
Feb-May	32^nd driest
Jan-May	44^th driest
Dec-May	53^rd driest
Nov-May	42^nd driest
Oct-May	52^nd driest
Sep-May	50^th driest
Aug-May	46^th driest
Jul-May	45^th driest
Jun-May	44^th driest

Graphic showing precipitation departures, January 1998 - present

larger image precipitation departures
Graphic showing Palmer Z Index, January 1998 - present

Graphic showing Palmer Z Index, January 1998 - present

larger image Z Index

Graphic showing precipitation, May 1895-2008

larger image precipitation

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

larger image PHDI

NCDC / Clim. Mon. / Moist. Status / Northwest Region / Help

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