Statewide Evaporation

• Map of Annual Average Potential Evaporation  Courtesy of Midwestern Regional Climate Center (inches) - (from 1971-2000)

Statewide Drought Indicators
Palmer Drought Severity Index (PDSI; explanation)

• Statewide and by Division:
  

  Northwest	North Central	Northeast
  West Central	Central	East Central
  Southwest	South Central	Southeast


• Wisconsin Statewide Drought Monitor - National Drought Mitigation Center (NDMC)**
• Wisconsin Drought Watch (streamflow) -
  USGS State Information on Drought
• Current U.S. Drought Monitor Conditions for Wisconsin from National Integrated Drought Information System

• VegDRI (Vegetation Drought Response Index) from NDMC
• Current Wisconsin VegDRI map
• Archive of biweekly Wisconsin VegDRI maps since May 2007
• Time Series animation of national VegDRI maps by year 1989-2016

Regional Soil Moisture & Drought

• Wisconsin Drought Monitor and Midwest Drought Monitor - US Drought Monitor (NDMC)**
   
• Midwest Climate Watch: Drought Information (Daily Soil Moisture and Precipitation Update) from Midwestern Regional Climate Center
   
• Divisional Palmer Drought and Crop Moisture for Current Week in the NWS Central Region (from CPC) - Data are arranged alphabetically by state and climate division


• Archive of Palmer Drought Index for Central US:
  • last week
  • two weeks ago
  • three weeks ago


• US Statewide and Regional Moisture Status - NCDC


• Midwest Regional Drought Monitor - National Drought Mitigation Center
   
• Ground-Water Climate Response Network for Wisconsin from USGS
   
• Wisconsin ground-water-level data from USGS
  
• Vegetation Drought Response Index VegDRI)(National Drought Mitigation Center)
            Continental US map
            Wisconsin  

National Drought Information

• US Drought Monitor -National Drought Mitigation Center (NDMC)**
  • Animations of Indicators Analyzed to Prepare the U.S. Drought Monitor Product
  • Archive of weekly US Drought Monitor summaries ( narrative) and (maps) since Jan 2000
  • Drought-Precipitation overlay map
  • Drought-Streamflow overlay map
  • Drought Impact Reporter - Interactive site with national, state and local drought impacts


• Recent National Weather Service Drought Information Statements
• North American Drought Monitor


• Latest National Palmer Drought Severity Map


• Maps and animations of Historical Palmer Drought Indices (including PDSI, Z-Index and PHDI) from NCEI, commencing Jan 1900 and running through present


• NCDC Operational Weekly Drought Indices: Maps and Data for the Nation


• Archive of Palmer Drought Severity Index Maps by week (1998-2015)
  

  1998	1999	2000	2001	2002	2003	2004	2005	2006	2007	2008	2009	2010
  2011	2012	2013	2014	2015



• US Drought History (interactive graphic from NY Times)


• Map of Additional Precipitation Needed to Bring PDSI to -0.5


• Palmer Drought Severity Forecast Map
   
• Latest Crop Moisture Chart

• VegDRI (Vegetation Drought Response Index) from NDMC
• Current National VegDRI map (includes regional narratives)
• Archive of biweekly national and state VegDRI maps since April 2009
• Time Series animation of national VegDRI maps by year 1989-2012

• 
  Current Keetch-Byram Drought Index Map
from US Forest Service


• US Drought Portal from National Integrated Drought Information System (NIDS)
  
  
• USGS's Drought Watch


• NOAA Paleoclimatology Reconstruction of Past Drought for the US (1700-1995)


• CPC Drought Monitoring: Indices and Diagnostics (from the North American Regional Reanalysis)


• USGS Drought Monitoring Dynamic Map Interface


• NLDAS Drought Monitor (NASA's Goddard Space Flight Center North American Land Data Assimilation System)


• Drought Monitoring and Hydrologic Forecasting with VIC from Princeton University


• Weekly Report - Water and Climate Update - Natural Resources Conservation Service
• Droughts in North America
  A three-page fact sheet (2011)
  in pdf format from Earth Gauge (National Environmental Education Foundation).

** The Drought Intensity Categories classification scheme used by NDMC on their National, Regional and State Drought Monitor maps is provided.

***The Palmer Drought Severity Index is based upon
Palmer, W.C., 1965: Meteorological drought. Research Paper 45, US Weather Bureau, Dept. of Commerce, Washington, DC. 58 pp.
Available at https://www.ncdc.noaa.gov/temp-and-precip/drought/docs/palmer.pdf

Palmer, W.C., 1988 (12 Jul): The Palmer Drought Index: When and how it was developed. Weekly Weather and Crop Bulletin, 75 (28), 5.
Available at https://usda.mannlib.cornell.edu/usda/waob/weather_weekly//1980s/1988/weather_weekly-07-12-1988.pdf

National Soil Moisture Information

• Topsoil Moisture Monitoring - NOAA Climate Prediction Center


• US Soil Moisture Monitoring - NOAA Climate Prediction Center
• Evaporation
• Runoff


• Soil Moisture Animated Loop - NOAA Climate Prediction Center


• Soil Moisture Outlooks - NOAA Climate Prediction Center


• Crop Progress and Condition Animated Maps from USDA/NASS
  see especially Topsoil Moisture maps


• Experimental Surface Water Monitor for the Continental US - University of Washington


• US Statewide and Regional Moisture Status - NCDC
• Ground-Water Climate Response Network from USGS

National Atmospheric Moisture Content

• National Precipitable Water Plots from NWS radiosonde network
  Includes station plots and analyzed maps updated through 2011
  (Courtesy of NWSFO at Rapid City)

National Precipitation

• Current Standardized Precipitation Index (SPI) from NCDC


• US Precipitation Analyses - Climatic Prediction Center


• US Snow Cover Analyses - Climatic Prediction Center


• US Statewide and Regional Moisture Status from NCDC


• Recent US Regional Precipitation Ranks from NCDC (note that Wisconsin is in the East North Central Region)


• National Weather Service Precipitation Analysis
  • Daily Analyses - allows the user to generate images of accumulated precipitation across the continental US or any state or River Forecast Region covering an interval extending from the most recent 24 hours to the year (calendar or water year) to date
  • Experimental Hourly Analyses  ---- allows the user to generate images of accumulated precipitation across the continental US or any state or River Forecast Region covering hourly intervals  extending over the last 72 hours.
  
  
• Current and Anticipated Precipitation Anomalies from NOAA Earth System Research Laboratory


• Percent of Long-term Average Precipitation (1-60 months) from North American Drought Monitor and NCDC


• National Atmospheric Deposition Program/National Trends Network (NADP/NTN) - sites in Wisconsin


• National Operational Hydrologic Remote Sensing Center (NOHRSC)
  • National Snow Analyses and Animations
  • National Interactive Snow Information


• U.S. Rain Days and Dry Days Products Suite for last 7 & 30 days & since last rain event (from NDMC using NWS/USGS data)
• Heavy Rainfall Frequencies for the US from NCDC


• Precipitation Frequency Information and Publications for Wisconsin from NWS Precipitation Frequency Data Server


• Snow to Liquid Water Research at St. Louis University


• Hemispheric Snow Maps - Rutgers Univ. Global Snow Lab


• Hydrometeorological Networks in the US

Great Lakes & State Lake Levels

• Great Lakes Water Level Observations
  from NOAA's Great Lakes Environmental Research Laboratory
• Monthly Bulletin of Great Lakes Water Levels
  Water Level Summaries
  from Detroit District, US Army Corps of Engineers
  (includes levels and flow data for Lake Winnebago)
• Wisconsin lake and reservoir data
  from USGS Wisconsin Water Science Center
• Wisconsin lake Monitoring Stations by county
  from Wisconsin Department of Natural Resources

Surface & Drinking Water

• North Central River NWS Forecast Office


• Great Lakes Online (NOAA)


• Great Lakes Environmental Research Laboratory (GLERL)


• NOAA Great Lakes Ice Atlas (1973-2002)


• US Geological Survey Water Resources for Wisconsin


• Great Lakes Marine Data from National Data Buoy Center (includes data from moored buoys and coastal C-MAN stations)
  • Recent Data for Western Great Lakes
  • Historical Data for Western Great Lakes


• US Army Corps of Engineers
  • Detroit District
  • St. Paul District
  • Rock Island District


• US Environmental Protection Agency
  • Region 5 Water (includes Wisconsin)
  • Wisconsin Drinking Water
  • Great Lakes


• US Geological Survey
  • Wisconsin Water Science Center
  • Water Watch for Wisconsin


• Wisconsin DNR
  • Division of Water
  • Wisconsin Water Management


• Midwest Technology Assistance Center for Small Public Water Systems (MTAC)
  • Homepage
  • Partner for Wisconsin


• UW-Madison Center of Limnology North Temperate Lakes Long-term Ecological Research


• University of Wisconsin System Water Resources Institute


• National Atlas - Water

 
• Ground Water Atlas of the United States (USGS)
  Online Archive and individual "Hydrological Investigation Atlas" chapters:
  • HA-730J Iowa, Michigan, Minnesota and Wisconsin
  • HA-730K Illinois, Indiana, Kentucky, Ohio and Tennessee
     
• Global Hydrology and Climate Center


• Goddard Institute for Space Studies Datasets and Images


• Global Reservoir and Lake Monitor


• US Environmental Protection Agency - Water (Wisconsin is in region 5)


• Watersheds of the World - Water Resources eAtlas


• Canadian Ice Service - Environment Canada

National Water Systems Forecasts

• Palmer Drought Severity Forecast Map
from Climate Prediction Center

• US Seasonal Drought Outlook from Climate Prediction Center


• Detailed Discussion for Seasonal Drought Outlook


• US Seasonal Drought Outlook Archive


• Drought Monitoring and Hydrologic Forecasting with VIC from Princeton University


• Soil Moisture Outlooks - Climate Prediction Center


• Water Supply Forecasts - Natural Resources Conservation Service

Runoff and Floods

• Real time stream flow  (USGS Water Watch)
  • Real time
    National Water Watch
    Wisconsin Water Watch
  • Monthly-average stream flow
    National Map
     
• River Observations (NWS Advanced Hydrologic Prediction Service, AHPS )
  • Southwest, central and western Wisconsin
  • South central and southeastern Wisconsin
  • West central Wisconsin
  • Northeast Wisconsin
  • Northwest Wisconsin
     
• North Central River Forecast Office
  Observed River Conditions in Wisconsin and surrounding states
• Runoff Risk Advisory Forecast (RRAF) from Wisconsin Manure Management Advisory System
  
  • RRAF Forecast Map
    
  • Archive of previous RRAF Forecasts
    
  • RRAF Weather Resources links
    
  
  
• Flood and High flow (USGS)
  • National Map
  • Wisconsin Map
     
• Global Register of Major Flood Events - Dartmouth Flood Observatory
   
• Significant River Flood Outlook (NWS)
   
• Historical low flow (USGS Drought Watch)
  • National Map
  • Wisconsin Map
     
• What is a "100-Year Flood"?
  See US Geological Survey General Information Product 106, 
  (Recommended Citation: Holmes, R.R., Jr., Dinicola, K., 2010, 100-Year flood--it's all about chance: U.S. Geological Survey General Information Product 106, 1 p.)