National Weather Service United States Department of Commerce

Extreme HeatRisk and Severe Weather Concerns

Major to Extreme HeatRisk continues for parts of the Mississippi Valley, mid-Atlantic and Northeast today. Additional heat concerns are increasing for the Pacific Northwest this week. Meanwhile, a cold front continues to track southward across the center of the nation. This will focus more showers and thunderstorms, some severe alongside excessive rainfall, from the Plains to the East Coast. Read More >

  The National Tsunami Hazard Mitigation Program (NTHMP), a part of the National Weather Service's Tsunami Program, is a coordinated U.S. national effort to mitigate the impact of tsunamis through public education, community response planning, hazard assessment, and warning coordination.


Contact Us at:

TsunamiReady Outreach & Education Tsunami Simulation Maps

TWC Areas of




Learn more about Tsunami Warning Centers and tsunami safety (Click on images)