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Thoughts on everything from climate modeling to energy policy.

Twisters Past and Present: Interactive Tornado Tracker

Twisters Past and Present: Interactive Tornado Tracker

The tracker plots tornado reports from the Storm Prediction Center in Norman, Okla., and is updated frequently to capture breaking events. This tracker shows reported tornadoes, not confirmed tornadoes. The National Weather Service conducts damage assessment surveys after tornadoes are reported to determine if a tornado actually touched down, and i… Read More

Shutdown Silences Weather and Climate Social Media

Shutdown Silences Weather and Climate Social Media

On Tuesday at 12 a.m. ET, the federal government shutdown after Congress failed to pass a budget. The shutdown starts on a day when Yosemite National Park turns 123 years old and NASA celebrates its 55th birthday, but that didn't keep either the park or the agency up and running. Many physical sites that fall under the federal domain such as 401 … Read More

Mid-July Heat Wave Bakes U.S. From Coast to Coast

Mid-July Heat Wave Bakes U.S. From Coast to Coast

The heat wave that gripped the U.S. in mid-July had most of the country sweating bullets. Temperatures ratcheted up from coast to coast from July 10 to July 19 as the graphic above from the National Oceanic and Atmospheric Administration shows. During the period, 134 high temperature records fell or were tied. Records were set indiscriminate of ...… Read More

President Obama’s Climate Speech: How it Played Out

President Obama’s Climate Speech: How it Played Out

On a hot and muggy Washington afternoon, President Obama, wiping sweat from his brow, announced that his administration intends to place limits on the greenhouse gas emissions of current and planned power plants and take a variety of other measures to reestablish American leadership in combating global warming… Read More

NASA’s Beautiful Animation of Hurricane Sandy’s Winds

NASA’s Beautiful Animation of Hurricane Sandy’s Winds

NASA never fails to capture dazzling images of our home planet, and on Thursday it released an animation of 2012's Hurricane Sandy that almost — almost — makes you forget how devastating that storm actually was. It's a stunningly beautiful 43-second video, replete with its own soundtrack, albeit a soundtrack that evokes Yanni on Xanax.… Read More

Tornadoes Rake Okla., Kansas as Storm Threat Continues

Tornadoes Rake Okla., Kansas as Storm Threat Continues

Severe thunderstorms struck from Oklahoma all the way to Minnesota as a strong cold front edged eastward, plowing into warm and humid air as it did so. Strong upper level winds provided support for supercell thunderstorms, which are thunderstorms that have persistent rotation associated with them, and can cause tornadoes and damaging large hail.… Read More

Deadly Texas Outbreak May Mark End of Tornado Drought

Deadly Texas Outbreak May Mark End of Tornado Drought

The hardest-hit community on Wednesday evening was Granbury, about 40 miles southwest of Fort Worth. Hood County Sheriff Roger Deeds told the media that an entire neighborhood, consisting of 100-plus homes, was “heavily damaged to destroyed.”… Read More

Rare May Snowstorm Annihilates Records in Midwest

Rare May Snowstorm Annihilates Records in Midwest

In Iowa, the 11 inches recorded at the town of Britt, which is in the north central part of the state, is also likely a state record. The 6.7 inches that fell in Des Moines was the biggest May snowstorm on record for that city as well. In Wisconsin, 16.2 inches fell at Ashland, which also set a state record for the heaviest May snowstorm on record.… Read More