Author Archives: Jonathan Blaes @ WFO RAH

Collaborative Effort to Account for the Impact of the August 21st Solar Eclipse on Operational Forecasts in the Mid Atlantic and Southeast

Meteorologists recognize that solar eclipses in the past have had a notable impact on the sensible weather in the regions in which they occur. These impacts can include a decrease in surface temperature, reduction and changes to surface winds, lowering … Continue reading

Posted in CIMMSE, NWP | Leave a comment

The Utility of Non-NWS Upper Air Observations – NC State Soundings Support Severe Weather Operations at NWS Raleigh on May 4th and 5th, 2017

There are several non-NWS organizations that take upper-air observations and share them with NWS forecasters. These organizations largely consist of universities, military installations or research laboratories. The motivation for taking these observations include research efforts as well as educational and … Continue reading

Posted in CSTAR, Winter Weather | Leave a comment

2017 CSTAR Workshop and Mid-Atlantic and Southeast Sub-regional SOO Meeting Held in Raleigh

On April 26th through 28th over 20 meteorologists from the National Weather Service (NWS) as well as faculty and students from N.C. State University (NCSU) gathered in Raleigh to get updates on various collaborative research activities, share operational and training … Continue reading

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Hurricane Matthew Gust Factors

To evaluate the performance of CSTAR related research to operations activities, the sustained winds, wind gusts, and gust factors for Hurricane Matthew (2016) were examined across coastal and eastern Georgia, South Carolina, North Carolina, and Virginia. The image above or … Continue reading

Posted in CSTAR, TC Inland and Marine Winds, Uncategorized | Leave a comment

Precipitation Pattern across the North Carolina during Hurricane Matthew – Part 2 of 2: Classic Pattern for Enhanced Tropical Cyclone Rainfall across the Carolinas during Matthew

Hurricane Matthew dumped a swath of 8 to 18 inches of rain across inland portions of eastern North Carolina during the period of 07 October through 09 October 2016. Several locations reported incredible rain amounts including 18.38 inches in Elizabethtown … Continue reading

Posted in CIMMSE, Hydrology, TC and Boundary QPF | 1 Comment

Precipitation Pattern across the North Carolina during Hurricane Matthew – Part 1 of 2: Left of Track Precipitation Distribution

Hurricane Matthew dumped a swath of 8 to 18 inches of rain across inland portions of eastern North Carolina during the period of 07 October through 09 October 2016. Several locations reported incredible rain amounts including 18.38 inches in Elizabethtown … Continue reading

Posted in CIMMSE, Hydrology | Leave a comment

Tropical Storm Hermine Follow Up with Lessons Learned, Wind Gusts and Gust Factors

To evaluate the performance of CSTAR related research to operations activities, members of the CSTAR Tropical Cyclone (TC) wind team recently discussed experiences with Tropical Storm Hermine (September 2016).  In addition, the sustained winds, wind gusts, and gust factors for … Continue reading

Posted in CSTAR, TC Inland and Marine Winds, Uncategorized | Leave a comment