'Strongest Storm On Planet' Targets US Territory

Now Playing

'Strongest Storm On Planet' Targets US Territory

Next Up

Cali Wild Weather: Sierra Snow, Valley Tornado

Severe Storms Likely In Upper Midwest Today

Over 200 Million Experiencing Sizzling Summer Heat

First Atlantic Hurricane Season Outlook Issued

The Latest Update About The Upcoming El Niño

Here’s Your April To June Outlook

Tornado Sends Backyard Spinning Into Chaos

Springs Fire Burns 4,100 Acres in Moreno Valley

110 Degrees In March? Where It Happened

First Look At Inundation On Oahu

Mangled Mess of Homes, Downed Trees

Storms Hit Texas Town With So Much Hail It Creates Fog

Watch: Massive Tornado Tears Through Illinois

Drone: Trail Of Damage In Massive Tornado's Wake

Twister Picks Up Debris In Central Texas

‘And Then It Wasn’t Quiet Anymore’

20 Inches Of Snow Can’t Deter Doggy!

Where Is Tornado Alley?

Latest Kilauea Eruption Forces Closures

What Every Type Of Tornado Warning Really Means

What Super El Niño Could Mean For US

From Pea To Grapefruit: Understanding Hail Sizes

Final Freeze On Average

Astronomical Vs. Meteorological Spring Explained