Category Archives: TC Improved Initial Conditions

Posts in this category relate to the research coordinated by Gary Lackmann and Brian Etherton on improving model initial conditions for landfalling TCs.

Chantal, GFS Bogusing and How You Can Monitor TC Initialization with the GFS

Yesterday provided another opportunity to examine and see how bogusing can impact the GFS performance with tropical cylones (TCs) and how through a little work, forecasters can identify whether bogusing is occurring.  We discussed the relocation and bogusing used in … Continue reading

Posted in TC Improved Initial Conditions | 2 Comments

2012 CSTAR Virtual Workshop

On 16 November 2012, a total of 45 meteorologists from the National Weather Service (NWS) as well as faculty and students from NC State University (NCSU) gathered via a virtual workshop to continue implementation of an ongoing Collaborative Science, Technology, … Continue reading

Posted in CSTAR, General Information, High Shear Low Cape Severe Wx, TC and Boundary QPF, TC Improved Initial Conditions, TC Inland and Marine Winds | Leave a comment

TD Nine (Isaac) GFS Initialization and Newly Available GFS Relocation & Bogusing Information from EMC

On Tuesday morning, 21 August, Tropical Depression (TD) nine developed and was located around 500 miles east of the Lesser Antilles. This system developed into Tropical Storm Isaac late in the afternoon on Tuesday. This tropical cyclone provides an opportunity … Continue reading

Posted in CSTAR, TC Improved Initial Conditions, TC Inland and Marine Winds | 4 Comments

CSTAR Presentation on Tropical Cyclone Initial Conditions Available for Viewing

On July 5th, Dr Gary Lackmann from NC State University lead a webinar entitled “How are tropical cyclones represented in operational model initial conditions? And why does it matter?” The webinar was attended live by more than 15 different offices … Continue reading

Posted in TC Improved Initial Conditions | 1 Comment

CSTAR Update – notes from the quarterly conference call on 09 March

A conference call with the principal investigators, the collaborative investigators, students, and other NWS participants with the ongoing CSTAR project was held on 09 March. Some notes from the call are shown below. Participants included Dr Lackmann, Dr Aiyyer, Bryce … Continue reading

Posted in CSTAR, General Information, High Shear Low Cape Severe Wx, TC and Boundary QPF, TC Improved Initial Conditions, TC Inland and Marine Winds | Leave a comment

2012 CSTAR Workshop Tentatively Scheduled for November 15 and 16

Mark your calendars, the fall 2012 2012 CSTAR Workshop has been tentatively scheduled for the afternoon of Thursday November 15 and the morning of Friday November 16. The workshop will once again be held on Centennial Campus at NC State … Continue reading

Posted in CSTAR, General Information, High Shear Low Cape Severe Wx, TC and Boundary QPF, TC Improved Initial Conditions, TC Inland and Marine Winds | Leave a comment

CSTAR Update – notes from the quarterly conference call on 02 December

A conference call with the principal investigators, the collaborative investigators, students, and other NWS participants with the ongoing CSTAR project was held on 02 December. Some notes from the call are shown below. Participants included Dr Lackmann, Dr Aiyyer, Bryce … Continue reading

Posted in CSTAR, General Information, High Shear Low Cape Severe Wx, TC and Boundary QPF, TC Improved Initial Conditions, TC Inland and Marine Winds | Leave a comment

CSTAR Update – One Year Since the Kickoff Workshop

On October 28th and 29th, 2010 over 30 meteorologists from the National Weather Service (NWS) as well as faculty and students from NC State University (NCSU) gathered in Raleigh to begin implementation of a 3 year Collaborative Science, Technology, and … Continue reading

Posted in CSTAR, General Information, High Shear Low Cape Severe Wx, TC and Boundary QPF, TC Improved Initial Conditions, TC Inland and Marine Winds | Leave a comment

Irene Brings Danger and Opportunity

The likelihood of a strong hurricane Irene making landfall on the Carolina coast seems nearly certain and we are thinking about the potential for significant damage, injury, and disruption. This concern is slightly offset with the opportunity for ongoing collaborative … Continue reading

Posted in CSTAR, TC and Boundary QPF, TC Improved Initial Conditions, TC Tornadoes | 2 Comments

Another Paper of Interest

The Davis et. al. paper below should of of interest to both the tropical cyclone winds and the tropical cyclone intial conditions projects. The study used the HRW WRF to perform 69 pairs of simulations for a total of 10 … Continue reading

Posted in CSTAR, TC and Boundary QPF, TC Improved Initial Conditions, TC Inland and Marine Winds | 1 Comment