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Oklahoma Facing Another Possible Tornado Outbreak

Oklahoma Facing Another Possible Tornado Outbreak

The severe thunderstorms are likely to form along a frontal zone that is draped from the Midwest down to the Plains, with a disturbance at the upper levels of the atmosphere adding a necessary spark to the already unstable situation.… 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

Watch 62 Years of Global Warming in 13 Seconds

Watch 62 Years of Global Warming in 13 Seconds

From our friends at NASA comes this amazing 13-second animation that depicts how temperatures around the globe have warmed since 1950. You’ll note an acceleration of those temperatures in the late 1970s as greenhouse gas emissions from energy production increased worldwide and clean air laws reduced emissions of pollutants that had a cooling effect… Read More

Twin Cities Narrowly Escape Record May Snowstorm

Twin Cities Narrowly Escape Record May Snowstorm

Had the storm hit only 50 miles or so further northwest, the Twin Cities would have been in the bullseye for at least a foot of snow, which would have shattered the all-time May snowfall record there, which stands at just 3 inches.… Read More

Winter is Coming: Texas, Midwest Bracing for Cold

Winter is Coming: Texas, Midwest Bracing for Cold

A sharp cold front is ushering in some of the coldest temperatures on record for the month of May in the southern Plains and into Texas, with temperatures plummeting from the mid-90s on Tuesday in Amarillo, Texas, to the upper 20s on Wednesday night. Houston may be in line to set a record for the coldest May day on record if the low temperature on … Read More

Winter Is Finally Releasing Its Chilly Grip on the U.S.

Winter Is Finally Releasing Its Chilly Grip on the U.S.

When the AO index is in its “negative” phase, air pressure over the Arctic is higher than average, while pressure over the mid-latitudes is relatively low, and prevailing winds allow extremely cold air to spill out of the Arctic, as if opening the Northern Hemisphere's refrigerator door. … Read More