Workers in Southern California hurried to sandbag low-lying areas against flooding from the serious surf expected to peak Wednesday.
Flash floods hit parts of South Korea Tuesday following a day of heavy rain on Monday.
A 3.9 magnitude aftershock, the largest yet, jolted the region as cleanup efforts begin.
The two storms are expected to steer clear of the U.S., but likely to create rough and dangerous surf on both U.S. coasts.
Global warming is here, human-caused and probably already dangerous and it's increasingly likely that it could be irreversible, the draft says.
A storm column stretches up 50,000 feet into the atmosphere in a stunning image from the NASA Earth Observatory.
Tropical Storm Cristobal strengthened into a hurricane Monday evening over the open waters of the Atlantic.
Residents of Napa, California, remain on edge as aftershocks continue throughout the heart of Californias wine country.