A pair of back-to-back storms were forecast to dump heavy snow and rain over parts of the Pacific Northwest, northern California and the Rockies this week, triggering winter storm and flood warnings.

A pair of atmospheric rivers will spread rounds of rain and snow over the next several days. A pair of potent storm systems known as atmospheric rivers are spreading rounds of rain and snow across the Pacific Northwest and Northern California over the next several days.

CBS News Texas meteorologists issued a First Alert Weather Day for Friday due to widespread rain and isolated storms.

The cold front in the west will continue to slowly push east. This will help tug rain from Rafael inland. As those two boundaries meet on Sunday, the widespread rain threat increases. Not everywhere will see flooding rain, but many could see heavy downpours with some areas seeing around 2-4″ of rainfall.

From hundreds of miles away, Hurricane Rafael has brought a deluge of rain to the Hilton Head Island area and across the Southeast. The cyclone plowed through Cuba as a Category 3 storm Wednesday night before spilling westbound into the Gulf of Mexico and weakening slightly.