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Midwest
Precipitation extremes in the Midwest have a major impact on the region’s resources, economic sectors, and residents. Over the last century, precipitation trends in the Midwest have been moving towards wetter conditions and fewer droughts than the region experienced in the early 20th century. However, the Midwest has still felt adverse impacts during recent droughts, particularly in 1988 and 2012. These adverse impacts include limited barge transportation on major rivers (including the Mississippi River), decreased agricultural production, challenges for municipal water supply and quality, and reduced productivity for hydropower. An added challenge in recent years has been the tendency to transition from drought to flood and back to drought within short time spans, sometimes within a matter of months. NIDIS and its partners launched the Midwest DEWS in response to the 2012 drought, which highlighted the need for additional drought early warning and preparedness in the region.
Primary contact: Molly Woloszyn, Regional Drought Information Coordinator
Featured Activity
Midwest DEWS Partners Meeting: Presentations Now Available
NIDIS held the Midwest Drought Early Warning System (DEWS) Partners Meeting on August 20–22, 2024 in Indianapolis, Indiana. This regional gathering provided the opportunity for partners in the Midwest DEWS to share and discuss ongoing drought-related activities, learn about new and innovative drought research and resources, explore emerging issues and opportunities, and identify collaborative paths forward to advance drought early warning and preparedness in the region. Presentations from the meeting are now available, and a meeting recap is coming soon.
Regional Activities
The following table highlights activities in the Midwest that are ongoing efforts related to drought, involve multiple partners, serve as a unique way to address regional drought needs, and are related to at least one of the components of drought early warning. Please contact Molly Woloszyn (molly.woloszyn@noaa.gov) for more information about the table or to inquire about getting an activity added to the list.
DEWS Component Legend
This project produced decision calendars to inform users of where and when science can inform decision-making, and improve communication and usability of climate information. The project…
2018
2020
This NIDIS-funded project, which is being led by the State Climate Office of Ohio in partnership with the Ohio Emergency Management Agency (EMA), will develop a system to track and assess…
2020
2022
The Indiana State Climate Office is in the process of developing an enhanced flash drought risk tool that can be utilized by government agencies, communicators, and the public to monitor…
2019
2022
The Kentucky Climate Center/Kentucky Mesonet developed an interactive data visualization and analysis dashboard to enable users to better understand the nature, rate, and threat of drought…
2018
2020
The purpose of the Hennepin West Mesonet is to provide emergency managers and incident commanders in east-central Minnesota with environmental information in real-time to support their critical…
Observation + Monitoring
When monitoring drought, it is important to look at data across the spectrum—from the atmosphere, land surface, and water availability below the surface. The list of data and maps below has been customized for the Midwest, and provides a snapshot of conditions across that spectrum, including precipitation and temperature departure data, evaporative demand, streamflow, soil moisture, groundwater, and various derived indices for monitoring drought in the region. Monitoring for the impact of drought is also important, and resources to submit conditions and/or impacts and view conditions are provided.
Regional Data and Maps
The Midwest Climate Watch is a resource for current climate information for the Midwestern region of the United States, produced by the Midwestern Regional Climate Center (MRCC).
The Midwestern Regional Climate Center produces maps showing evapotranspiration and water balance for certain stations in the Midwest region at 1-day, 7-day, 14-day, 30-day, and 60-day intervals.
The Integrated Water Portal is a map-driven data exploration and visualization tool that brings together water data from several agencies and allows users to quickly explore regional and local wate
This tool, available as part of The Climate Toolbox, provides maps and summary tables of different drought types, such as agricultural and meteorological drought, for a location in the contiguous U
The Evaporative Demand Drought Index (EDDI) is an experimental tool that examines how anomalous the atmospheric evaporative demand (E0; also known as "the thirst of the atmosphere") is for a given
The National Drought Mitigation Center's Drought Impacts Toolkit features several key tools for monitoring and mitigating the impacts of drought, including condition monitoring observer reports, th
Planning + Preparedness
There is little that can be done to influence the weather patterns that cause drought, but preparatory actions and policies can help communities cope with drought impacts. Drought planning can ensure continuity of public services and quality of life. Drought planning can be done at the local and/or state level, or integrated into existing plans (e.g., hazard mitigation planning, land-use planning).
The Midwest DEWS has a current project with the National Drought Mitigation Center to analyze drought mitigation and response actions in state and county plans across the region. Results of this project will be shared via this web page and the Midwest DEWS email list when they are available.
Regional Drought Planning Resources
Prediction + Forecasting
When will drought affect me? How long could it last? This section includes resources for drought prediction and forecasting on what could be ahead, including the short-term (e.g., 8–14 day forecast), seasonal to subseasonal (e.g., monthly), and future climate projections (e.g., mid-century). The appropriate time scale will depend upon how this information is being used (e.g., drought response, mitigation management action, long-term planning). Weather and climate prediction is an evolving science, as researchers continue to find ways to improve models and forecasting capabilities at various time scales.
Regional Forecasts and Outlooks
National Weather Service (NWS) Climate Prediction Center (CPC) generates outlooks that view probabilities of above- or below-normal temperature and precipitation maps at the 6-10 Day, 8-14 Day, Wee
NWS provides a wide selection of forecast maps for temperature and precipitation for the next 12 hours to 6 days.
This tool shows one-month projections for EDDI, which is an early warning guidance tool that is available for monitoring.
The National Weather Service's Climate Prediction Center (CPC) produces official monthly and seasonal temperature and precipitation outlook products.
The Climate Explorer offers graphs and maps of observed and projected temperature, precipitation, and related climate variables for every county in the contiguous United States, helping people asse
This tool, available as part of The Climate Toolbox, provides a table of future climate projections from an average of 20 global climate models under either high or low future greenhouse gas emissi
Communication + Outreach
An important component for drought early warning is communicating this information to stakeholders across the Midwest region that need this information in order to make more informed decisions. There are various ways drought information is communicated across the Midwest, including a monthly webinar series, a quarterly climate report, and the Midwest DEWS email list.
Are you interested in becoming a partner on the Midwest DEWS social media listserv to share drought-related posts about the Midwest? If so, please email Molly Woloszyn (molly.woloszyn@noaa.gov).
Regional Communications Documents
Research + Applications
Research to better understand drought in the Midwest and its development, persistence, improvement, and interaction with other hazards is critical to providing timely and reliable information, products, and services in support of drought early warning. This page highlights research projects that are studying drought in the Midwest region, with support from NIDIS.