National Drought Mitigation Center


U.S. Drought Monitor


Thank you for viewing the U.S. Drought Monitor tutorial. This tutorial is brought to you through a partnership between the National Drought Mitigation Center, United States Department of Agriculture, and National Integrated Drought Information System. We will continuously update the content within the tutorial to keep it current and would appreciate any feedback you may have. Please send feedback to



Grass-Cast offers a forecast of how well grassland vegetation is expected to grow over the entire growing season using almost 40 years of historical weather, vegetation clippings data, and seasonal precipitation forecasts for the upcoming growing season. These video tutorials explain how to interpret and use the Grass-Cast maps. Please send feedback to To learn more about Grass-Cast visit the site.