Tornadoes, flash floods in central U.S.

The threat of thunderstorms in the central U.S. on Thursday followed an outbreak of flash floods and tornadoes on Wednesday. Jason Allen reports and Rob Marciano has the forecast.

• Oct 1

Maps show where floods threaten 100 million in U.S. after Polo slams Mexico

Former Hurricane Polo is expected to bring heavy rain and flooding to parts of the southern and midwestern United States.

• Sep 30

Hurricane Polo makes landfall in Mexico

Hurricane Polo made landfall in Baja California Sur, Mexico, bringing "damaging winds and life-threatening flash flooding," and is expected hit the Southwest U.S. with heavy rain and flooding.

• Sep 29

Hurricane Nolo strengthens after skirting past Hawaii

Hurricane Nolo will continue to strengthen as it moves away from Hawaii, forecasters said, but it was still expected to lash the Big Island and Maui with heavy rain.

• Sep 28

Severe weather hits Hawaii, East Coast

A nor'easter is dumping rain on parts of the East Coast while Hurricane Nolo stalls off the coast of Hawaii's Big Island. "CBS Saturday Morning" has team coverage.

• Sep 26

How El Niño is supercharging Pacific storms

While El Niño is a natural shift in the climate system, scientists say the weather pattern developing in the Pacific Ocean could be one of the strongest on record. And human-caused climate change is super-charging its strength, making weather extremes worse. Tracy Wholf, founder of WereWHOLF Media, joins CBS News to discuss.

• Sep 25

Hawaiians shelter ahead of Hurricane Nolo

Authorities are warning residents on Hawaii's Big Island to find a safe place to take shelter ahead of the arrival of Hurricane Nolo, with life-threatening flooding possible in some areas. Nolo's arrival comes just over a month after Hurricane Lala caused devastation to Hawaii. Carter Evans has more.

• Sep 25

Over 60 million in danger from Nor'easter

Millions of people on the East Coast are bracing for flooding and severe winds as a powerful Nor'easter prepares to hit New York, New Jersey and beyond over the weekend. Lilia Luciano and Tom Hanson report, and Rob Marciano has the forecast.

• Sep 25

Nolo could bring dangerous floods to Hawaii

Hurricane Nolo is getting stronger as it approaches Hawaii. CBS News correspondent Carter Evans is in Pahala with more. Then, meteorologist Jessica Burch joins with the latest forecast.

• Sep 25

Hurricane Nolo heads toward Hawaii

Millions are under severe weather threats as two storms threaten the East Coast and Hawaii with floods and damaging winds. A nor'easter is battering the mid-Atlantic and is headed north, while Hurricane Nolo heads toward Hawaii's Big Island.

• Sep 25

Nolo threatens Hawaii; nor'easter heads East

The U.S. is facing extreme weather across multiple regions, with Hawaii bracing for Tropical Storm Nolo and the East Coast preparing for a nor'easter. CBS News meteorologist Jessica Burch has the latest forecast.

• Sep 24

Southern California braces for Hurricane Polo

A potential nor'easter is threatening the Atlantic shoreline with possible strong winds, along with heavy rains and coastal flooding. At the same time, a Category 5 hurricane is brewing just off the coast of Mexico, and Southern California is on alert for impacts later this week. Carter Evans reports from Malibu and Rob Marciano has the forecast.

• Sep 22

Here's what the hurricane categories mean

The Saffir-Simpson Hurricane Wind Scale​ rates hurricanes on a scale from 1 to 5.

• Sep 22

Atlantic breaks 60-year record for longest stretch without a hurricane

The onset of a particularly strong El Niño was a primary driver of this year's Atlantic hurricane season forecast, and it seems to be panning out as meteorologists anticipated.

• Sep 15

El Niño creates record-low Atlantic hurricane season

An El Niño pattern occurs every two to seven years.

• Sep 12

Hawaii, California face hurricane damage

Residents of Hawaii and Southern California are beginning to clean up the damage caused by two hurricanes passing off their coasts. Carter Evans reports.

• Sep 10

Hurricanes cause damage in Hawaii, California

In Hawaii, tens of thousands cleaned up and waited for their power to be restored in the aftermath of Hurricane Lowell. The storm killed at least one person. Along the Southern California coast, what's left of Hurricane Marie pummeled the shore with powerful surf, threatening beachfront homes. Carter Evans reports on the damage.

• Sep 9

Hawaii begins cleanup in Lowell's aftermath

Hawaii begins its cleanup after powerful winds and rain from Hurricane Lowell slammed the shorelines and damaged homes. Carter Evans reports.

• Sep 9

Hurricane Lowell lashes Hawaiian islands

Hurricane Lowell lashed the Hawaiian islands with up to 2 feet of rain in some parts, 90-mph winds and monster waves. Carter Evans reports and Rob Marciano hs the forecast.

• Sep 8

Lowell lashes Hawaii, knocking out power to thousands as flood risk continues

Fierce winds downed trees and caused widespread power outages on the island of Kauai, home to 73,000 residents.

• Sep 8

Hurricane Marie damages several SoCal homes

Hurricane Marie damaged several homes across Southern California. CBS News Los Angeles' Jeff Nguyen is in Malibu with a look at the aftermath.

• Sep 8

Dangerous Hurricane Lowell passing just west of Hawaii

Hurricane Lowell was skirting western Hawaii, bringing damaging winds, heavy rain and punishing waves, the National Hurricane Center said.

• Sep 8

Floods surge in Hawaii

Floods are surging in the aftermath of Hurricane Lowell, which skirted the western side of Hawaii early Tuesday. CBS News' Carter Evans has the latest.

• Sep 8

Hurricane Lowell impacts Hawaii

Hawaii residents are sheltering from Hurricane Lowell's might. CBS News' Carter Evans has more details.

• Sep 8

Lowell brings heavy wind, rain to Hawaii

Hurricane Lowell skirted Hawaii to the west late Monday night but brought severe winds and rain with it, leaving tens of thousands of homes and businesses without power, the National Hurricane Center said. Carter Evans reports.

• Sep 8

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