Clim. Monitoring / Climate-2005 / Mar / U.S. Regional Drought / Help

Climate of 2005 - March
Idaho Drought


National Climatic Data Center, 10 April 2005

Significant precipitation deficits, low reservoirs, and low water supply forecasts prompted the governor of Idaho to declare emergency drought declarations for two counties in the eastern part of the state.

Statewide Precipitation Ranks
for Idaho , 2004-2005
Period Rank
Mar 21st wettest
( 91st driest)
Feb-Mar 31st driest
Jan-Mar 15th driest
Dec-Mar 16th driest
Nov-Mar 11th driest
Oct-Mar 18th driest
Sep-Mar 22nd driest
Aug-Mar 33rd driest
Jul-Mar 37th driest
Jun-Mar 35th driest
May-Mar 52nd wettest
( 59th driest)
Apr-Mar 50th driest
Graphic showing precipitation departures, January 1998 - present
larger image

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

Graphic showing precipitation, March 1895-2005
larger image
Graphic showing Palmer Hydrological Drought Index, January 1900 - March 2005
larger image
Graphic showing NOAA logo NCDC / Clim. Monitoring / Climate-2005 / Mar / U.S. Regional Drought / Help