Severe thunderstorms, heavy rainfall, and flooding are possible from the northern Rockies into the Upper Midwest. A derecho is likely across portions of the northern Plains, with several gusts expected to exceed 75 mph. Extreme heat is expected to intensify across much of the Southeast and Tennessee Valley, continuing through much of this week. Read More >
The PTWC (Pacific Tsunami Warning Center) is the official source for tsunami information in the United States for the Pacific Ocean Basin.
Read about the Pacific Ocean Basin messages
Below you will find a list of tsunami messages from the PTWC for the Pacific Ocean Basin from the last 6 hours.
Tsunami Advisory
- Event details: Preliminary magnitude 8.8 (Mwp) earthquake / Lat: 52.209, Lon: 159.979 at 2025-07-29T23:24:52Z
The USGS (United States Geological Survey) is the official source for earthquake information in the United States.
Visit the USGS to see the latest earthquakes in the world for the past 7 days.
Below you will find a list of earthquake information from the USGS for the South Pacific from the last 6 hours.