Latest Climate Summary

  • Damage caused by a tornado in Charles City, Virginia, on April 19, 2019. Photo by National Weather Service

    Chesapeake Bay Climate Impacts Summary and Outlook: Spring 2019

    The spring season saw almost 40 tornadoes touch down across the Chesapeake Bay region, including a record-breaking tally of 16 tornadoes in a single day in Virginia. Spring temperatures were above average for most of the watershed, and some areas experienced rainfall of up to 200 percent of historical averages.

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MARISA Data Portal

  • Screen capture of the interactive map of the Chesapeake Bay area from the MARISA Data Portal

    MARISA Data Portal

    Jul 17, 2018

    MARISA is developing useful climate data sets for the Chesapeake Bay Watershed and greater Mid-Atlantic region. Our latest product is “ChesWx”, a 4-km gridded data set of historical daily temperature and precipitation observations across the Chesapeake Bay Watershed. New products and data sets will become available as research progresses.

Research and Tools

  • Thomas Point Light near Annapolis, MD

    Resilience to a Changing Climate in the Chesapeake Bay Watershed

    Aug 7, 2018

    There is a wealth of data and climate information that could help improve the resilience of the Chesapeake Bay Watershed. Increased flooding, rising temperatures, and the potential for extreme rainfall events will impact future decisions about transportation, land, and water management.