Major storm to impact the central and eastern US

Guest post by Paul Dorian A colorful surface forecast map by the 12Z GFS for Saturday evening depicting a multi-hazard event with significant snow (blue) and ice (purple, pink) on the cold side of a powerful storm system and heavy rain (green, yellow) on the warm side where there will be a severe weather threat…

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Blowtorch Christmas? I Think Not

Reposted from Chris Martz Weather Posted on 21 Dec 2019 by Chris Martz Figure 1. ECMWF 500 millibar height anomaly map for North America; five-day average – WeatherBELL Analytics, L.L.C. By Chris Martz | December 20 Social media posts are well known for their exaggeration, and the weather is no exception. For the last week…

Two major storms impacting the nation this week

Guest post by Paul Dorian, The latest satellite image of the powerful storm over the eastern Pacific which will have a major impact on Oregon and California over the next 24 hours or so. This same storm will then take a trek across the nation in coming days and potentially produce significant ice and snow…

A battle for the jet stream is raging above our heads

The northern hemisphere jet stream crossing Cape Breton Island in the Maritime Provinces of Eastern Canada. NASA/Wikimedia Commons Tim Woollings, University of Oxford When prolonged periods of severe weather strike, two things often get the blame these days: climate change and the jet stream. Many have expressed concerns that the rapidly melting Arctic is now…

No, Hurricanes Are Not Bigger, Stronger and More Dangerous

From Forbes Roger Pielke Contributor Energy I research and write about science, policy and politics. Earlier this week a paper published by the Proceedings of the National Academy of Sciences (PNAS) by a team of authors led by Aslak Grinsted, a scientist who studies ice sheets at the University of Copenhagen, claimed that “the frequency…