California's two biggest reservoirs have risen by several feet since Sunday after yet another atmospheric river lashed the state with rain.

Water levels improved at several of California's major reservoirs after two atmospheric rivers brought torrential rain to the Golden State. The first of two atmospheric rivers arrived last Thursday.

What is an atmospheric river and how do they affect the West Coast? What are atmospheric rivers? Atmospheric rivers are long regions in the atmosphere that transport water.

WYFF News 4 Chief meteorologist Chris Justus explains that an atmospheric river is the movement of water vapor and water molecules that originate in the tropics.

Data shows that water levels at California's two biggest reservoirs continue to rise, and both lakes could see another increase next week after at least three atmospheric rivers hit the Pacific ...

The Bay Area’s wettest locations recorded more than 8 inches of rain in the series of storms from Jan. 31 to Feb. 5.

SATURATED SOILS COUPLED WITH ELEVATED RIVER AND STREAM LEVELS SUGGEST THAT WATER RELATED IMPACTS ARE A SURE BET.

Several prominent California reservoirs saw major jumps in water levels after an atmospheric river storm soaked the state this week.

The federal government estimates that atmospheric rivers have been associated with $1 billion of damage every year, with 80% of the flood damage in California.

An atmospheric river can be identified on satellite imagery using the water vapor filter. This depicts high levels of moisture in the low to mid-levels of the atmosphere.

A significant flood threat is forecast for portions of California by the end of the week as a storm with milder air drops heavy rain.

California's two largest reservoirs, Lake Shasta and Lake Oroville, saw water level increases over the weekend after an atmospheric river brought heavy rain to the region.