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Update on Mesaba Airlines Supplemental PIREP Program - August 2005 Meeting Highlights

This document summarizes the key points discussed during the August 24-25, 2005 meeting regarding the Mesaba Airlines Supplemental PIREP Program. Highlights include the collection of 3,523 PIREPs since July 14, 2005, insights into flight modes (climb, cruise, descent), and reports of turbulence and icing incidents. Data is available through the specified website in various formats, along with a quality control overview explaining changes and flagging protocols. Future work includes analysis of matched PIREPs and TAMDAR data, plus ongoing data collection for improved accuracy.

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Update on Mesaba Airlines Supplemental PIREP Program - August 2005 Meeting Highlights

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  1. Mesaba Airlines Supplemental PIREP Program Update Jamie Braid GLFE 2nd Status Meeting August 24-25, 2005

  2. Highlights • 3523 PIREPs Collected (July 14, 2005) • Flight Modes • Climb = 1180 • Cruise = 1323 • Descent = 1020 • 59 Moderate or Greater Turbulence Cases • 32 Moderate or Greater Icing Cases

  3. Data Availability • Data available on the following website: • http://www.rap.ucar.edu/research/verification/MESABA/mesaba.html • Available in four different text file formats • Header file • Has information on each of the data columns as well as on each of the QC flags used. • Data Summary • Shows an overall breakdown of some select columns of data.

  4. Quality Control • Many of the variable went through some type of QC. • Changes to the data were made only when it made sense. • Every PIREP that required a change was given a flag which documents the variable changed.

  5. QC - Altitude (Flight Mode) The Old The New

  6. QC – Location (The Old)

  7. QC – Location (The New)

  8. Future Work • Complete an analysis of Mesaba PIREPs matched to TAMDAR data. • Poster at the Annual AMS meeting in Atlanta. • Continue to fine tune the data to make it as clean as possible. • Continue to collect and log PIREPs from Mesaba Airlines through the 2nd half of the GLFE.

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