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Weather - US

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This working group is focused on discussions about weather events.

The mission of this working group is to focus on discussions about weather events.

Members

Amanda Cole Kathy Gilbeaux mdmcdonald tkm

Email address for group

weather-us@m.resiliencesystem.org

Sea, Lake, and Overland Surges from Hurricanes (SLOSH)

nhc.noaa.gov

SLOSH Model - Introduction

The Sea, Lake and Overland Surges from Hurricanes (SLOSH) model is a computerized numerical model developed by the National Weather Service (NWS) to estimate storm surge heights resulting from historical, hypothetical, or predicted hurricanes by taking into account the atmospheric pressure, size, forward speed, and track data. These parameters are used to create a model of the wind field which drives the storm surge.

The SLOSH model consists of a set of physics equations which are applied to a specific locale's shoreline, incorporating the unique bay and river configurations, water depths, bridges, roads, levees and other physical features.

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Heat Waves Could Be Predicted Weeks in Advance, Study Finds

      

A pedestrian walks along Vanowen Street in Canoga Park during a heat wave. (Anne Cusack / Los Angeles Times)

latimes.com - by Tony Barboza - October 28, 2013

Scientists have discovered a weather pattern that foreshadows heat waves and could be used to predict them more than two weeks in advance, well beyond the 10-day range of weather forecasts, a new study reports.

Researchers at the National Center for Atmospheric Research wondered if the prolonged and often deadly heat waves that hit the United States and other Northern Hemisphere countries during the summer could be triggered by large-scale atmospheric circulation patterns.

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CLICK HERE - STUDY - Probability of US heat waves affected by a subseasonal planetary wave pattern

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Is Weird Winter Weather Related to Climate Change?

NASA Goddard Space Flight Center
The polar jet stream may be driving a "hemispheric pattern of severe weather."

submitted by Paul Pritchard

e360.yale.edu - by Fred Pearce - February 24, 2014

Scientists are trying to understand if the unusual weather in the Northern Hemisphere this winter — from record heat in Alaska to unprecedented flooding in Britain — is linked to climate change. One thing seems clear: Shifts in the jet stream play a key role and could become even more disruptive as the world warms.

This winter’s weather has been weird across much of the Northern Hemisphere. Record storms in Europe; record drought in California; record heat in parts of the Arctic, including Alaska and parts of Scandinavia; but record freezes too, as polar air blew south over Canada and the U.S., causing near-record ice cover on the Great Lakes, sending the mercury as low as minus 50 degrees Celsius in Minnesota, and bringing sharp chills to Texas.

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It Still Isn’t Over: The Polar Vortex is About to Hit for the Third Time

      

The first polar vortex (Credit: NASA/Facebook)

Next week is going to be brutal

salon.com - by Lindsay Abrams - February 20, 2014

Remember that time when a giant pattern of Arctic air descended over the U.S. and Canada, freezing everything in its path? Remember when it came back? Yeah, that’s all happening again.

Here’s Wunderground’s Jeff Masters, who completely buried the lede with something about a “major February thaw” across the Midwest U.S. before delving into this forecast of horrors:

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Ice Storm Wallops Southeast, Stranding Drivers, Cutting Power - Takes Aim at Northeast

      

Traffic moves slowly along Wade Avenue in Raleigh on February 12. Motorists were encouraged to stay off roads.  Lance King / Getty Images

cnn.com - by Ed Payne - February 13, 2014

In the nation's capital, agencies shuttered their doors as the area got up to 11 inches of snow.

The snowfall in Philadelphia was expected to reach 11 inches, while New Yorkers were experiencing what probably will be 15 inches of snow.

In the South, states sprang into cleanup mode as power outages mounted and hundreds of thousands of customers shivered through a cold, dark night.

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Historic Freeze - Polar Vortex Could Break Temperature Records

      

Greg Mauch uses a shovel to clear several inches of snow from her sidewalk in Detroit, Jan. 2, 2014.
Joshua Lott/Reuters

abcnews.com - Associated Press - by Carson Walker - January 4, 2014

It has been decades since parts of the Midwest experienced a deep freeze like the one expected to arrive Sunday, with potential record-low temperatures heightening fears of frostbite and hypothermia even in a region where residents are accustomed to bundling up.

This "polar vortex," as one meteorologist calls it, is caused by a counterclockwise-rotating pool of cold, dense air. The frigid air, piled up at the North Pole, will be pushed down to the U.S., funneling it as far south as the Gulf Coast.

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Lyons Flooded: Colorado Town Completely Isolated, With No Sewage, No Fresh Water

      

Three vehicles crashed into a creek close after the road washed out from beneath them near Dillon Rd. and 287 in Broomfield, Colorado, September 12, 2013 in heavy flooding. Three people were rescued. (Andy Cross, The Denver Post)

huffingtonpost.com - by Andrea Rael - September 12, 2013

Residents in Lyons, Colorado are "completely isolated" by floodwaters that have disrupted their sewer and fresh water.

Boulder County Sheriff Joseph Pelle told 7News that residents were being told to reach for higher ground.

"They're completely isolated at this point. There is no access in or out," Pelle said during a Thursday media briefing. "They've lost their sewer plant, they've lost their fresh water, lost their market."

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Map Mashes Hurricane Information with Energy Infrastructure Data

                                  (FOR THE INTERACTIVE MAP - CLICK ON MAP IMAGE BELOW)

      

emergencymgmt.com - by Sarah Rich - July 11, 2013

This year's hurricane season may prove a bit different for the energy sector, thanks to a newly updated interactive map, pictured (above), made available by the U.S. Energy Information Administration (EIA).

What was an existing state map launched by the agency last September now includes more than 20 layers of GIS data to plot the nation’s energy infrastructure and resources. The data can be mashed up with real-time tropical storm and hurricane information from the National Hurricane Center, so resources like offshore production rigs, pipelines, coastal refineries power plants, and energy import and exports sites can be monitored as the severe weather occurs, according to the EIA.

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DHS - VSMWG - Lessons Learned: Social Media and Hurricane Sandy

submitted by Michael Kraft

communities.firstresponder.gov

Lessons Learned: Social Media and Hurricane Sandy
(39 PAGE .pdf FILE)

(FOR ADDITIONAL DETAILS - CLICK ON THE HEADLINE, OR "READ MORE")

Tropical Weather Outlook

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howdy folks