Climate of 2008 - February
U.S. Drought Indicators

• the Palmer Z Index, Palmer Drought Severity Index, and Palmer Hydrological Drought Index
  
  
• the one-month, two-month, three-month, six-month, nine-month, 12-month, and 24-month Standardized Precipitation Index
  
  
  
• maps showing the long-term (6-month, 12-month, 24-month, 36-month, 48-month, and 60-month) percent of normal precipitation
  
  
• maps showing the percent of normal precipitation for airport stations for the current month, year-to-date, and last three months
  
  
• the statewide precipitation ranks for current month (short-term) and 3-months, 6-months, and 12 months (longer-term)
  
• the 1-month, 3-month, 6-month, 12-month, 24-month, 36-month, percent of normal precipitation maps, based on Cooperative Network and other station reports, provided by the NOAA Regional Climate Centers (HPRCC)
  
  
• the percent of average precipitation map for the water year to date for the SNOTEL stations in the western mountains provided by the Western Regional Climate Center
  
  
• the percent of average snow water content map for the SNOTEL stations in the western mountains provided by the Western Regional Climate Center
  
  
• the March 1, 2008 mountain snow course snowpack observations made by the USDA Natural Resources Conservation Service:
  
  
  
  
• modeled runoff, evaporation, and soil moisture conditions as calculated by the National Weather Service
  
• modeled soil moisture conditions as calculated by the National Weather Service Leaky Bucket Model:
  
  
• modeled soil moisture conditions in the top and deeper soil layers as calculated by the Midwest Regional Climate Center
  
• the USGS daily streamflow and monthly mean streamflow maps
  

• For all climate questions other than questions concerning this report, please contact the National Climatic Data Center's Climate Services Division:
  
  
  Climate Services Division
  NOAA/National Climatic Data Center
  151 Patton Avenue
  Asheville, NC 28801-5001
  fax: 828-271-4876
  phone: 828-271-4800
  email: ncdc.info@noaa.gov
  
  
  
• For further information on the historical climate perspective presented in this report, contact:
  
  
  Richard Heim
  NOAA/National Climatic Data Center
  151 Patton Avenue
  Asheville, NC 28801-5001
  fax: 828-271-4328
  email: Richard.Heim@noaa.gov
  
  
  -or-
  
  
  Jay Lawrimore
  NOAA/National Climatic Data Center
  151 Patton Avenue
  Asheville, NC 28801-5001
  fax: 828-271-4328
  email: Jay.Lawrimore@noaa.gov