Over the weekend, the weather service issued extreme heat warnings in parts of more than a dozen states, with many Americans facing the highest temperatures of the year so far.

According to the NWS tsunami warning system, the earthquake occurred off the east coast of Kamchatka, Russia, around 7:24 p.m. ET.

Days of tornadoes, damaging winds, large hail expected in central states An active severe weather pattern will target the northern Plains, Upper Midwest and Mid-Atlantic.

This week is delivering the hottest temperatures of the year so far to much of the eastern United States. See detailed maps about the latest heat index forecasts. Note: Forecast data is as of 7:12 ...

The storms could be accompanied by hail or damaging winds and have the highest chance of forming on Tuesday evening.