Use the form below to select from a collection of monthly summaries recapping climate-related occurrences on both a global and national scale.
National Climate ReportAnnual 2019
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US Drought in 2019
The year 2019 was very wet, on average, for the United States. However, drought occurred across significant portions of the country during the year, most notably in the Four Corners region, the Alaskan Panhandle, and to a lesser extent, the Southeast, Southern Plains and Pacific states. The following three graphics each provide a snapshot of U.S. drought during 2019, from three slightly different analysis perspectives. Each draws from the 52 weekly U.S. Drought Monitor assessments published during 2019. Click any of them for a much larger map that includes Alaska and Hawaii.
These maps were co-produced in cooperation with the U.S. Drought Portal.
Map: Weeks in drought
This map shows how many of the year's 52 weekly USDM analyses depicted drought, defined as category "D1 - Moderate Drought" or greater, for locations across the United States. Click for larger image that includes Alaska and Hawaii.
Map: Most intense USDM classification
This map depicts the most intense weekly USDM classification for locations across the United States, regardless of when that designation occurred. Click for larger image that includes Alaska and Hawaii.
Map: Cumulative drought intensity
This map depicts something of a integration of drought duration and intensity, tabulated over the course of the year. It was calculated by multiplying the USDM category (D0=0, D1=1, ..., D4=4) by the number of weeks designated in that category. For example, a location in D2 drought for 20 weeks and D1 drought for 5 weeks equals a cumulative intensity of 45 (20x2 plus 5x1). The maximum value possible is 208 (52x4). Note: this is not an official or widely-adopted product. Click for larger image that includes Alaska and Hawaii.