Weather Articles

Tropical Cyclone Idai Toll Reaches 215; Mozambique's President Fears It Will Be Five Times That

By Pam Wright
March 18, 2019

Flooding from Tropical Cyclone Idai cut off Mozambique's fourth-largest city. Here's the latest.

Historic Flooding in Missouri, Nebraska, Iowa, Kills 3, Cuts Off Entire Towns, Ruins 500 Homes in One County Alone

March 18, 2019

Historic flooding in parts of the Midwest is compromising flood protections and triggering evacuations.

Pattern Change to Bring Taste of Spring to Upper Midwest This Week

By Brian Donegan
March 18, 2019

Springlike temperatures will arrive in the upper Midwest later this week as spring begins. Unlike last week, this warmup won't be accompanied by widespread rain, so the threat for additional flooding is low.

Spring, Early-Summer Temperature Outlook: Warm in Northeast, Northwest and Cooler Than Average in Southwest

By Linda Lam
March 18, 2019

Temperatures through the rest of the spring and into early summer are generally expected to be above average in the Northwest and Northeast, while temperatures may be below average toward the Southwest.

Record Flooding in Nebraska, Iowa, South Dakota, Wisconsin, Minnesota and Illinois Follows Snowmelt, Bomb Cyclone

By Jonathan Erdman
March 18, 2019

Records were shattered after a terrible week in the nation's heartland.

Before-and-After Images Show Ongoing Flood Disaster in Nebraska and Iowa

By Chris Dolce
March 18, 2019

The photos provide perspective on the massive flooding impacting the Midwest.

Deadly, Historic Flooding Swamps Plains, Midwest; Nebraska City Cut Off, Bridges Washed Out, Levees Breached

By Pam Wright and Ron Brackett
March 17, 2019

Historic flooding in parts of the Midwest is compromising flood protections and triggering evacuations.

Long-Awaited Pattern Change Brings a Break in Parade of Storms

By Linda Lam
March 17, 2019

A pattern change is taking place, bringing a break from storms, along with temperature changes.

Record Flooding in Nebraska, Iowa, Captured in Satellite Imagery

By Jonathan Erdman
March 16, 2019

See the before and after satellite images of the historic flood in Nebraska and Iowa.

Deadly, Historic Flooding Swamps Plains, Midwest; Nebraska City a Virtual Island, Nuke Plant Prepares to Shut Down

By Pam Wright and Ron Brackett
March 16, 2019

Historic flooding in parts of the Midwest is compromising flood protections and triggering evacuations.

Another Superstorm? How the 2019 Bomb Cyclone Compared to the March 1993 Superstorm

By Linda Lam
March 15, 2019

Find out how the March 2019 bomb cyclone compares to the March 1993 Superstorm.

Tropical Cyclone Idai Is Moving Through Mozambique With Life-Threatening Rainfall and Damaging Winds

By Chris Dolce
March 14, 2019

Idai will bring a second round of dangerous flooding to Mozambique.

Flooding Continues in the Plains, Midwest As Snow Melts; Severe Threat Waning in Midwest, South

By Brian Donegan
March 15, 2019

The threat of severe weather has pushed eastward on Thursday.

Bomb Cyclone Kills 2, Cripples Travel in Colorado, Great Plains

By Ron Brackett and Pam Wright
March 14, 2019

Here are the latest impacts from Winter Storm Ulmer.

Winter Storm Ulmer Still Blasting the Plains With Blizzard Conditions, High Winds

By Chris Dolce
March 14, 2019

Dangerous travel conditions will impact the Plains as Winter Storm Ulmer brings snow and strong winds.

Colorado National Guard Braves Bomb Cyclone Ulmer to Rescue Hundreds of Stranded Motorists

By Ron Brackett
March 14, 2019

Here are the latest impacts from Winter Storm Ulmer.

El Niño Conditions Strengthen, Could Last Through Summer

By Brian Donegan
March 14, 2019

El Niño has strengthened and is expected to last through the spring and summer.

4 Jaw-Dropping Facts About Winter Storm Ulmer

By Linda Lam
March 14, 2019

Winter Storm Ulmer will be remembered for its record-breaking low pressure, impressive winds, blizzard conditions and record river levels.

Historic Flooding in Parts of Nebraska, Iowa and South Dakota Due to Rare Confluence of Meteorological Factors

By Jonathan Erdman
March 14, 2019

A rare confluence of meteorological factors combined to send some rivers to record levels.

Winter Storm Ulmer 'Bombs' Out, Becomes 'Bomb Cyclone'

By Jonathan Erdman
March 13, 2019

The intensity of this Plains blizzard may have put it in the record books.

Recent Infographics

Storm Surge

Storm Surge terms described and defined in the Storm Surge infographic by Weather Underground.

El Niño

To understand the science behind El Niño, and the associated precipitation, checkout this infographic by Weather Underground.

Why the Sky is Blue

Finally, childhood questions answered. Find out why the sky is blue in our latest graphic.