Perspective

January 24, 2013
Much of the United States has felt winter’s bite this week, with fresh but frigid cold to the east and a weeks-long spell of stagnant, polluted chill to the west.
Inversion over Salt Lake City, January 2011, related to persistent cold and pollution events
January 15, 2013
Even as the rest of the nation baked in 2012, Alaska froze. The contiguous 48 U.S. states saw their warmest year on record by far, but it was one of Alaska's chilliest.
Alaska cold - headlights on a highway in Fairbanks, AK
December 31, 2012
More than two days ahead of landfall, it was clear that Hurricane Sandy could bring higher water than New York and New Jersey had seen in decades. But for thousands of people in the area, the threat simply didn’t register. (Part 1 of 2)
Hurricane Sandy storm surge-wreckage of New Jersey roller coaster
December 31, 2012
Sandy's storm surge was more than twice that of other recent tropical cyclones in the New York City area—but several other factors teamed up to bring waters to their catastrophically high level. (Part 2 of 2)
Dissecting Sandy's storm surge-graphic shows top-10 high water events at Battery Park, NYC
December 12, 2012
Though we’re still more than two weeks from the end of 2012, it’s not too soon to get a sense of how the year will go down in meteorological annals. Some of the signals from January to November are so strong that December won’t change the outcome.
Weather year in review-map showing U.S. heat, global warmth
November 30, 2012
What if we could use the data from fevered searches for flu information on the Web, plus humidity observations, to help predict the course of an outbreak? If new research lives up to its promise, we’ll soon be able to do just that.
Goolge and flu-Person getting the influenza vaccine via injection
November 19, 2012
A number of factors—both meteorological and societal—would need to conspire for the current drought to resemble the all-out disaster of the 1930s Dust Bowl. Yet a devastating outcome could emerge with a flavor all its own.
Drought in Boulder County, 2012, evokes Dust Bowl imagery
November 09, 2012
NOAA has cancelled the El Niño Watch that’s been in effect since late summer (see PDF), but this doesn't guarantee a placid U.S. winter.
Snowy street in Seattle
November 02, 2012
Every so often, a quiet corner of research suddenly grabs the spotlight. Such was the case this week when a Category 1 Atlantic hurricane morphed into Superstorm Sandy.
UCAR Magazine
October 29, 2012
Hurricane Sandy is on track to carve its way into weather annals. There will no doubt be devastating, deadly effects, along with some impacts one doesn’t expect in a hurricane.
Hurricane Sandy
October 25, 2012
Hurricane Sandy may pummel the mid-Atlantic coast early next week, possibly carving out multiple niches in U.S. weather history while producing what could easily be billions of dollars in damage.
GFDL forecast depicting of Hurricane Sandy inland near Philadelphia
October 04, 2012
The United States faces more varied weather risks than most nations on Earth, but we also have uniquely strong capabilities to confront these risks, thanks to decades of research conducted by government agencies, universities, and the private weather industry.
Cars buried in snow during March 2003 storm in Boulder County, CO
September 28, 2012
In recent months there’ve been hints of an El Niño on the horizon that might help quench the ongoing U.S. drought. But those hints might turn out to be as meaningless as a mirage on a parched highway.
View from research site, Kanton Island, American Samoa
September 17, 2012
The NCAR-Wyoming Supercomputing Center’s creation emerged through a fortuitous mix of geography, technology, organizations, and people ready to make connections. We asked two of the principals involved to share the story.
Handshake in front of supercomputer
August 31, 2012
Researchers at NCAR are working with forecasters and emergency managers to unravel the communication challenges around hurricanes like Isaac, which had relatively weak winds but a strong storm surge.
UCAR Magazine
August 17, 2012
Researchers ponder the implications of a massive summer storm in the Arctic Ocean that swept across a weakened ice pack.
UCAR Magazine
August 13, 2012
An engineer and water policy expert, David Behar is one of the nation’s leading voices on ways to weave weather and climate knowledge into water management.
UCAR Magazine
August 06, 2012
Whether you’re looking at the next few weeks or the next few decades, many parts of the United States are likely to face the silent but devastating impacts of drought.
Global map showing regions drying by 2090s
July 26, 2012
July 2012 promises to go down as the hottest month ever recorded in a number of U.S. locations.
St. Louis skyline at dusk
July 24, 2012
Heat and drought are punishing much of the United States right now, but there’s actually some good weather news to report. July 2012 is on track to produce fewer tornadoes than any July on record, and by a long shot.
Tornado near Cherokee, OK, on April 14, 2012
July 02, 2012
A thunderstorm complex that toppled trees and knocked out power from Illinois to the Delaware coast brought to light a weather term with an obscure but intriguing history.
Derecho of June 29, 2012
May 14, 2012
The atmosphere has dealt Houston more than a few wild cards over the last few years, including two devastating tropical cyclones and unprecedented drought. While dealing with such weather threats, the nation's fourth largest city is also taking steps to tackle longer-term climate change.
Downtown Houston skyline at night
April 03, 2012
March is normally the snowiest month of the year across parts of the central Rockies, but March 2012 left much of Colorado snowless and nervous.
Tallgrass struggles against drought in this file photo from eastern Colorado.
March 23, 2012
The last 10 days have brought what may be the gentlest round of extreme weather ever to grace the United States. Beneath the pleasant veneer lies one of the most bizarre weather episodes in recent U.S. history.
UCAR Magazine
March 20, 2012
Why would a cooling of the Pacific Ocean help stoke tornadoes in the United States? Researchers are beginning to dig deeper into the connections between severe U.S. thunderstorms and the sea.
Motel damage in Salyersville, KY

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