La Niña is still strong and still here. Expect more cold stormy blizzards. Ugh! When will winter finally give us a break?
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Evelyn Browning Garriss doesn't just blog about the weather forecast; she provides insight on WHY extreme weather is happening--and a heads up on weather to watch out for. A historical climatologist, Evelyn blogs about weather history, interesting facts about the weather, and upcoming climate events that affect your life--from farming to your grocery bill. Every week, we look forward to another great weather column from Evelyn. We encourage our weather watchers to post their comments and questions--and tell us what they think!
When, Oh When, Will La Niña End?
February 7, 2011
La Niñas, Arctic Oscillations, and Blizzards, Oh My!
February 2, 2011
Welcome to Weather Math 101.
Today’s equation:
1 Strong La Niña + 1 Insane Arctic Oscillation
= 1 giant blizzard for 100 million people
Groundhog Day arrived and instead of a photogenic rodent, we got a 2,100-mile-long blizzard. One third of the nation is being slammed by a huge storm that stretches from New Mexico to Maine.
read moreEl Niño and the Groundhog – Science and Folklore
January 24, 2011
Groundhog Day is coming! Will the groundhog see his shadow? If we were in the middle of an El Niño, he might just see it. Behind the rodent folklore is an odd bit of science trivia.
read moreLa Niña and Your Grocery Bill
January 18, 2011
This winter's weather is being shaped by two enormous weather patterns—La Niña and the Arctic Oscillation (AO). The La Niña is raising the prices of your food. The Arctic Oscillation is raising your heating bill.
read moreBlame the Arctic Oscillation!
January 10, 2011
The Arctic Oscillation has many aliases. In California, it is the Yukon Express, the cold northern storm that pushed the Pineapple Express floods down to San Diego. In the East, it is the jaunty sounding Alberta Clipper that sailed to Florida and froze the crops. Whatever its nickname, the Arctic Oscillation is cold, stormy and downright miserable.
read morePineapple Express
January 4, 2011
An explosive grenade is nicknamed a pineapple. A recent storm that clobbered California is nicknamed the Pineapple Express and it has been just as explosive.
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