Verification Data and Scheme
- Assessed for 25 North Atlantic landfalling tropical storms and hurricanes 2004-2008.
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Verification performed against ground station reports of 3-sec maximum wind gusts listed in the NHC post-event tropical cyclone reports.
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Verifying observations comprised 606 stations recording tropical storm strength only gusts, 133 stations recording hurricane Cat 1 only gusts, 41 stations recording hurricane Cat 2 only gusts, and 36 stations recording hurricane Cat 3 and above gusts.
- Accuracy metric used is the Mean +/- SD TSR Gust History Absolute Percentage Error. This is computed as a function of 3-sec maximum gust threshold.
Results
Please click the thumbnails below to view the accuracy of the TSR gust history. This is shown overall (2004-2008) and for two individual hurricane landfalls.
Summary
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The TSR gust history has a mean absolute percentage error (2004-2008) of just 15-18% for all gust thresholds between tropical storm strength and hurricane Cat 3 and above.
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The TSR gust history product offers unrivalled accuracy and information.
