Multiple tornadoes touched down across the Gulf Coast, causing damage in eastern Texas and southwest Louisiana.

The storm may have damaged up to 100 homes in Texas after multiple reported tornadoes. In New England, winds from a Nor'easter neared 100 mph.

Nearly 600,000 customers are without power in New England in the wake of a powerful, record-breaking nor'easter.

The first nor’easter of the season slammed into the Massachusetts coast, bringing wind gusts up to 90 miles per hour and knocking out power for nearly half a million customers in the state.

As a nor’easter takes aim at the East Coast, part of the system triggered nearly 20 reported tornadoes across the Midwest and dumped heavy rain along much of the East Coast.

Yosemite Falls, Lake Oroville and Lake Tahoe all reported increased water levels after the weekend’s historic downpours.

A nor'easter is pummeling New Jersey and the New York City area, drenching roadways with up to 4 inches of rain.

ABC News' Rob Marciano has the latest on the severe weather hitting the East Coast, which has prompted states of emergency in both New Jersey and New York.

A storm tore through Southern California, flooding highways and knocking over power lines. Across the country, a flash flood watch went into effect in New York.

The National Weather Service has confirmed a strong tornado hit the southeastern Missouri city of Fredericktown as strong storms that swept the state and moved into Illinois

The powerful storm is flooding highways, toppling trees, causing mud flows,

Two storm systems converged in the West Coast, bringing heavy rain, flash flooding and landslides to regions stricken by drought and wildfires.

Rob Marciano tracks the latest weather across the country.

Part of the West Coast is in the path of an atmospheric river storm, which is triggering heavy rain and could lead to flooding.

More than 13 million are in its path, with evacuations already underway.

Rob Marciano has the latest on the impact of the storms

Cubans marveled at a large waterspout spinning off the coast of Cienfuegos over the weekend. No damage was reported.

Tropical Storm Rick formed Friday off Mexico’s southern Pacific coast and is forecast to hit that coast at hurricane strength by late Sunday or Monday

Northern California residents are cleaning up Friday and preparing for a massive storm this weekend that could bring flash flooding to vast areas scorched by fire

ABC News chief meteorologist Ginger Zee tracks the latest storm system on the move.

Heavy rain, strong winds and snow are expected in California to Washington State. There are flash flood and high wind alerts in effect through Friday.

The NOAA Climate Prediction Center released its winter weather outlook.

The National Oceanic and Atmospheric Administration released its U.S. winter outlook for 2021-22.

Authorities say a flash flood from the remnants of Hurricane Pamela swept a woman and a young girl to their deaths in a Texas creek as they were heading to a school

Pacific Gas & Electric has started cutting power to about 25,000 customers in northern and central California as high winds toppled trees, downed power lines and ignited at least one of several fires that forced people to flee from their homes

Dozens of runners were caught in near whiteout conditions with over a foot and a half of snow in Utah.

Tropical Storm Pamela has formed off Mexico's Pacific coast and is forecast to strengthen into a hurricane before hitting shore somewhere near the port of Mazatlan at midweek

Georgia and the Carolinas are on alert for more flash flooding Friday.

Alabama remains under flash flood watch as 6 inches of rain covered roads.

Fire officials in Pelham, Alabama, said they responded to 282 calls for service.

At least 10 inches of heavy rain overnight caused flash flooding in parts of the state, trapping families in their homes and causing multiple water rescues.

A tornado watch is now in effect for Alabama, Georgia and Tennessee. Also, flash flood watches are also in effect from Florida to the Carolinas.

A hundred years ago, the massive rural Tennessee flood that killed 20 people could have been chalked up to a fluke of nature

A month after Hurricane Ida, small communities along Louisiana’s southeastern coast are still without power or running water

Ida knocked out power to about 1.1 million customers in Louisiana when it came ashore Aug. 29

A storm system is moving into the Northeast and could bring 1 to 3 inches of rain Thursday night. Heavy rain is expected in Delaware, Philadelphia and upstate New York.

ABC News chief meteorologist Ginger Zee tracks the latest storm system that has at least seven U.S. states bracing for severe weather.

As residents across the Northeast U.S. recover from the catastrophic flooding from recent storms, they are being hit with another unexpected blow: Without flood coverage, their homeowners and renters insurance won't cover their losses

Due to a new round of drenching rains from the Midwest to the Northeast, 10 states are under flood watches. Up to six inches of rain is expected.

A New Jersey community came together to raise almost $45,000 for a family whose home was damaged during the storm.

The storm is moving away from the eastern seaboard but will likely trigger areas of rough surf and dangerous rip currents for portions of the coastline throughout the weekend.

"This is the first time where we cannot throw money at a problem to solve it."

While thousands of families are still trying to recover from Hurricane Ida, Nicholas is expected to bring more flooding.

The powerful storm has renewed fears of life-threatening floods in some already hard-hit parts of Louisiana, where residents are still reeling from Hurricane Ida.

Heavy rains have triggered flash flood warnings while the storm is on the move.

The slow-moving storm continues to bring strong winds and torrential rain, pummeling the Gulf Coast.

The Western Gulf Coast was hammered with flash floods and storm surge as heavy rain and high winds barreled through parts of Texas.

ABC News' Marcus Moore shares the latest from Houston after Hurricane Nicholas made landfall and examines the impact as the storm moves inland.

The National Weather Service issued a rare “high risk” alert in Texas for flash floods. Houston schools are closed Tuesday, and Texas residents are boarding up businesses.

The slow-moving storm is expected to bring heavy rain.