A unique weather situation is shaping up for late October. Here's what an atmospheric river means and why it matters.

A WaterWatch map from the U.S. Geological Survey (USGS) shows countless rivers have already reached flood stage, with some of those rivers being measured 1,000 percent of their normal level or more.

A jet stream over the Gulf of Mexico will likely reach an area it doesn't typically hit: the Southeastern United States. Beginning this weekend into Monday and Tuesday, widespread rainfall across the ...

An atmospheric river storm hit the Los Angeles area in the early hours of Tuesday morning, bringing the risk of flooding, ...

A Gulf of Alaska low-pressure system is ushering in significant rainfall and a cooldown for B.C.'s South Coast, bringing fall-like conditions to the region. This developing system will draw in a ...

An exceptionally powerful atmospheric river fueled the deadly early April flooding disaster in the central and southern United States — a historic flood event and a poignant example of how the ...