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Monthly Archives: September 2013
High-Shear, Low-CAPE Environment Yields EF1 Tornado in King, NC on 21 Sept 2013
Posted by Steve Keighton, WFO Blacksburg, VA Often, High-Shear Low CAPE (HSLC) events have clear signals of a severe weather threat due to strong frontal scale forcing, very high low-level wind shear, and/or weak but obvious instability. Other times, these … Continue reading
Posted in High Shear Low Cape Severe Wx
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Special Invitation to Attend a Research to Operations Webinar or Forecasting Severe Weather in HSLC Environments from the WDTB
In a great research to operations (R2O) activity and in collaboration with the WDTB, the NWS-NC State CSTAR High Shear Low CAPE project will be presenting its research results on Improving the Forecasting of Severe Weather in High Shear, Low … Continue reading
Posted in High Shear Low Cape Severe Wx
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CIMMSE Turns 3 and Celebrates with a Word Cloud!
A little more than 3 years ago, we started the CIMMSE blog to share applied research findings, training materials, and other collaborative meteorological information. During the past 3 years CIMMSE has featured 260 posts in 16 categories, a total of … Continue reading
A Wind Gust Factor Database of Marine Observations from 10 Tropical Cyclones
In support of the CSTAR tropical cyclone wind project, David Glenn from WFO Newport, NC collected observations from marine locations off the coast of the mid-Atlantic and Southeast during ten tropical cyclones that impacted the Carolinas and Virginia. From this … Continue reading
Posted in TC Inland and Marine Winds
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Research Triangle Park Boundary Layer Profiler Joins Four Other Profilers to Observe the Lower Portions of the Atmosphere
During the past couple of months, a number of new and refurbished boundary layer profilers have become available in North Carolina. Most recently, a 915MHz boundary layer profiler managed by the U.S. EPA in Research Triangle Park (site ID: RTPNC) … Continue reading
Posted in HMT-SEPS
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NCSU Partners with WFO Raleigh to Investigate Extreme Lightning Days in NC
Lightning is recognized as a significant weather threat to life and property, responsible for multiple deaths and injuries as well as billions of dollars in damage per year. Given these potential dangers, accurate predictions of lightning activity, particularly excessive cloud-to-ground … Continue reading
Posted in Convection, Lightning
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Transitioning the SHERB into AWIPS D2D and GFE
One of the key outcomes of a recent Collaborative Science, Technology, and Applied Research (CSTAR) project is a new experimental parameter (SHERB) geared toward identifying the potential for tornadoes and significant severe wind events in High Shear Low CAPE (HSLC) … Continue reading
Posted in High Shear Low Cape Severe Wx
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Tropical Storm Andrea Provided an Opportunity to Test New CSTAR Based Tropical Cyclone Wind and Wind Gust Tools
The 2013 Atlantic hurricane season has been rather quiet, especially in terms of landfalling tropical cyclones in the United States. As we approach the peak of the hurricane season, only one storm, Tropical Storm Andrea, has impacted the southeastern United … Continue reading
Posted in TC Inland and Marine Winds
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