Large, powerful waves crashed against the sandy shorelines of the East and West coasts this week, stirred by the onset of two tropical storm systems.
After an earthquake hit in the area, the Bardarbunga volcano erupted Friday in Iceland, causing a temporary no-fly order.
The North Central states face the most adverse weather this Labor Day weekend, in the form of severe storms and tornadoes which will threaten lives and travelers.
As Cristobal loses its tropical characteristics, attention is turning toward the Bay of Campeche for potential development next week.
The Pittsburgh area will have a turbulent stretch of sun and intermittent thunderstorms for the next several days, including storms that could impact Labor Day weekend plans.
An outbreak of severe weather, including tornadoes, will evolve on Sunday from the northern and central Plains to part of the Upper Midwest.
Houston, TX (1980)
2.23 inches of rain fell in less than 1 hour. Streets were flooded in the downtown district and a tornado touched down briefly west of Houston at Sealy, TX.
Pittsburgh, PA (1982)
39 degrees, coldest ever in August.
Anchorage, AK (1989)
A total of 9.6 inches of rain -- wettest August on record.