Weather Articles

Severe Weather Outbreak Reaches the East and South; Severe Thunderstorm Watch for Baltimore and Philadelphia

By Jonathan Belles
March 1, 2017

Dangerous severe thunderstorms arrive in the East and South today.

Midwest Severe Weather Outbreak Kills 3; Storms Push East

By Ada Carr
March 1, 2017

Severe storms killed several people in the Midwest, and now, the storms are pushing east.

Snow Returns to Great Lakes, Including Chicago, Following Tuesday's Thunderstorms

By Chris Dolce
March 1, 2017

A quickly-moving snowmaker is expected in the Great Lakes midweek.

Record Warmth Continues Wednesday in East, South

By Brian Donegan
March 1, 2017

More record warmth this week will put an exclamation point on what, for some areas, was one of the warmest Februaries on record.

This Is Paradise? Mauna Kea Under Blizzard Warning; Rare Severe Thunderstorm Watch Issued as Flooding Rain Pounds Hawaii

By Jon Erdman
March 1, 2017

It sounds bizarre, but it's not as unusual as it sounds.

Siberia's Massive Crater Could Reveal 200,000 Years of Earth's Climate History

By Ada Carr
February 28, 2017

The Siberian "gateway to the underworld" could answer researchers' questions about Earth's climactic history.

Tornadoes in March: The Start of Spring's Notorious Reputation

By Chris Dolce
February 27, 2017

March is the beginning of the spring tornado season.

Chicago Will Have First January-February Without Snow Cover in 146 Years

By Jon Erdman
February 27, 2017

Among the oddities of winter 2016-17, this one may top them all.

Deadly Floods in Chile Leave Millions Without Drinking Water in Santiago

By Ada Carr
February 27, 2017

Officials are still working to fully restore drinking water cut off due to flooding in Chile.

What Dew Tells Us About The Weather

By David Hosansky
February 27, 2017

The dew point is the go-to measurement when meteorologists want to see how much moisture is in the air. But what exactly does that mean?

What Dew Tells Us About The Weather

By David Hosansky
February 27, 2017

The dew point is the go-to measurement when meteorologists want to see how much moisture is in the air. But what exactly is dew point?

5 Things To Watch In This Week's Weather

By Linda Lam
February 26, 2017

Changes are ahead with the weather as we end February and begin March.

March 2017 Temperature Outlook: Widespread Warmth Expected

By Linda Lam
February 26, 2017

Much of the U.S. will see a very mild start to spring.

When Spring's Last Snow Typically Happens (INTERACTIVE)

By Jon Erdman
February 26, 2017

Our interactive map tells you when the last accumulating snow of the spring typically falls.

Two Storm Systems Will Impact Parts of the West Into Early Week

By Linda Lam
February 25, 2017

After a brief break in wet conditions, another system will bring rain and snow to portions of the West coast later this weekend.

Severe Thunderstorms Fire Up in Northeast Saturday

By Linda Lam
February 25, 2017

A strong, spring-like system will bring big changes and strong to severe thunderstorms to parts of the East Saturday.

Winter Storm Quid Moves On After Dumping Nearly 2 Feet of Snow In Nebraska, Killing 4 on Slick Roads in Utah

By Sean Breslin
February 25, 2017

Here's what we know about this winter storm, which has moved on into Michigan and Canada.

California Storm, Flood Damage Could Top $1 Billion, Governor's Office Says

By Eric Chaney
February 25, 2017

Damage from recent California storms could exceed $1 billion.

Spring Fever Will Continue Into Saturday For Part of the East

By Linda Lam
February 25, 2017

Record-breaking warmth will end the week in the East.

Snow Will Linger in the Great Lakes as Winter Storm Quid Moves Into Canada

By Chris Dolce
February 25, 2017

From record February warmth to a major snowstorm.

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Featured Blogs

Echoes of a 1920s Calamity in Deadly Midwest Tornado Outbreak

By Dr. Jeff Masters
1.03.2017

Several long-lived supercell thunderstorms cranked out destructive tornado families across the Midwest from late Tuesday into Wednesday morning. At least 3 deaths had been reported, and the wind-packing storms continued on Wednesday, threatening the mid-Atlantic states. One of Tuesday's major tornado-producing storms followed a path eerily reminiscent of the nation's deadliest tornado on record.

California Precipitation: From Famine to Feast

By Christopher C. Burt
25.02.2017

It’s amazing what a difference one year can make. California’s five-year long drought has come to a dramatic halt (or at least interruption) this winter season. The latest California Drought Monitor report, released on February 23rd, has no portion of the state under ‘Extreme Drought’ conditions for the first time in four years. Last year on this date 61% of state was enduring such.

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

By Stu Ostro
5.10.2015

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
16.09.2015

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
15.05.2014

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

By
27.09.2013

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.

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

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