Weather Articles

Blizzard Warnings Issued as Winter Storm Jaxon Brings Snow and Wind to Plains, Midwest and Northern New England

January 22, 2018

Already pounding the Plains, Jaxon will then spread to the Upper Midwest and New England.

Interstate 70 Closed, Dozens of Flights Canceled as Winter Storm Jaxon Dumps Snow on Rockies, Plains

January 22, 2018

The storm has created hazardous road conditions and canceled flights.

Damaging Storms, Possible Tornadoes Strike Texas, Missouri, Arkansas

January 22, 2018

Multiple homes were destroyed, and tornadoes were reported. Here's the latest.

Four Things to Know About This Week's Weather

By Linda Lam
January 22, 2018

Weather changes are ahead across the U.S. this week.

Severe Threat Lingers in the South Monday After Tornadoes Touch Down in Texas, Missouri Sunday

By Jonathan Erdman
January 22, 2018

It's been a while. Here's why severe thunderstorms have returned and what to expect.

Southern California Mudslide Update: Toll Rises to 21

By Pam Wright
January 21, 2018

Officials discovered the body of a woman who had been reported missing.

Winter Storm Jaxon Will Spread Heavy Snow and Gusty Winds From the Rockies Into the Plains, Upper Midwest and Northern New England Into Next Week

January 20, 2018

This winter storm will spread a large swath of snow from the West to New England.

Yes, There Is a 'Blizzard Alley,' and It's in the Plains

By Linda Lam
January 20, 2018

Find out why some areas of the northern Plains are considered to be a part of "Blizzard Alley."

Although You May be Sick of Winter, Late January and Early February Are Prime Time for Winter Storms

By Jonathan Belles
January 20, 2018

Many of us have already had more winter this year than we can handle, but there is plenty of time for more winter storms this season.

Flu Epidemic Has 'a Lot More Steam' Than Expected; At Least 30 Children Dead

By Pam Wright
January 20, 2018

The flu epidemic has gotten worse.

Here's What the Government Shutdown Means For Science

By Pam Wright
January 20, 2018

Scientific research and disaster cleanup are the biggest losers in Friday’s government shutdown. 

Power Plants Creating Snow and 19 Other Weird Things Captured on Radar

By Jonathan Belles
January 19, 2018

Radar isn't just useful for looking at rain and snow, but it can also pick up animals and modes of transportation.

Europe Storm Kills at Least 11, Halts Travel for Millions

By Sean Breslin
January 19, 2018

Here's what we know about the impacts from this deadly storm.

Major Volcanic Eruption on Papua New Guinea Could Be Imminent, Scientist Warns

By The Associated Press
January 19, 2018

Increased seismic activity beneath Rabaul Volcano has prompted evacuations.

Frozen Pipes Cause Unprecedented Water Loss on Galveston Island

By Pam Wright
January 19, 2018

Temperatures plummeted in Texas earlier this week, leaving behind frozen and leaking water pipes that have depleted water reserves.

Extreme Weather Events Have Greatest Likelihood of Threatening Human Existence, Experts Say

By Pam Wright
January 19, 2018

Extreme weather tops weapons of mass destruction as the greatest concern facing the planet.

Montreal Artist Expertly Pranks Police With Fake Car Made of Snow

By Andrew MacFarlane
January 19, 2018

Artist Simon Laprise took to the recent snow Sunday, planning a prank on police officers and snowplow drivers alike with a fake DeLorean in a snow removal zone.

Late Winter, Early Spring Temperature Outlook: Colder Than Average in Parts of North, Warmer in South-Central U.S.

By Linda Lam
January 19, 2018

Are warmer temperatures finally ahead for parts of the central and eastern U.S.?

New Snowmaker Taking Aim at the West, Plains, Midwest and Northeast Into Next Week

By Chris Dolce
January 18, 2018

A Rockies snowpack boost, then a wintry mess in the Plains, Midwest and Northeast.

Winter Storm Inga, Subsequent Cold Snap Kills at Least 16 in the South

By Ada Carr and Sean Breslin
January 18, 2018

Here are the latest impacts on the fourth winter storm of the season for the South.

Featured Blogs

Meteorology of Saturday's Colombian Flood Disaster That Killed 254

By Dr. Jeff Masters
April 3, 2017

At least 254 people were killed in the in the city of Mocoa (population 40,000) in southwest Colombia near the border of Ecuador early Saturday, when torrential rains triggered a debris flow on a nearby mountain that surged into the town as a huge wall of water carrying tons of mud and debris. The disaster is the fourth deadliest weather-related disaster in Colombia’s recorded history.

Iconic American Destination Virtually Isolated for Rest of Year

By Christopher C. Burt
March 24, 2017

Half of the village of Big Sur, on the coast of central California, has lost its only access to the north following the demolition of the flood-damaged Pfeiffer Canyon Bridge along State Route 1 (also Rt. 1 or SR 1) on March 19. Although Rt. 1 to the south of Big Sur has reopened to traffic (after mud and rock slides were cleared) it is a long 70-mile journey along the windy but spectacular highway to Cambria, the next town of any significance where supplies can be had. CalTrans (California Department of Transportation) estimates it will take 6-9 months to rebuild a new bridge over the canyon.

An extraordinary meteorological event; was one of its results a 1000-year flood?

By Stu Ostro
October 5, 2015

The confluence of meteorological ingredients the first weekend in October 2015 resulted in an extraordinary weather event with severe impacts. Was one of them a 1000-year flood?

Why the Arrest of a Science-Loving 14-year-old Matters

By Shaun Tanner
September 16, 2015

By now, many of you have heard or read about the arrest of Ahmed Mohamed, a 14-year-old high school student from Irving, Texas. Ahmed was arrested because school officials called the police after he showed one of his teachers his homemade clock. Mistaken for a bomb, Ahmed was taken into custody, interrogated, shamed, suspended (still on suspension today, Wednesday), and reprimanded. All of this after it has been found that the "device" he brought to school was indeed, a homemade clock.

2013-14 - An Interesting Winter From A to Z

By Tom Niziol
May 15, 2014

It was a very interesting winter across a good part of the nation from the Rockies through the Plains to the Northeast. Let's break down the most significant winter storms on a month by month basis.

What the 5th IPCC Assessment Doesn't Include

September 27, 2013

Melting permafrost has the potential to release an additional 1.5 trillion tons of carbon into the atmosphere, and could increase our global average temperature by 1.5°F in addition to our day-to-day human emissions. However, this effect is not included in the IPCC report issued Friday morning, which means the estimates of how Earth's climate will change are likely on the conservative side.

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.