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Terminology, Abbreviations and More

 

Abbreviations and Terminology

AVN (Aviation) 3 day model in 12 hr increments

MRF (Medium Range Forecast) up to 9 day model in 12 hr increments

NGP (NoGaps) similar to the MRF

ETA 48 hr model in 12 hr increments

RUC 12 hr model in 3 hr increments

MM-5 scalable to cover very small geographic locations with a higher degree of resolution/fidelity.

 

Storm and Swell Identification

Winter (September through May)

Exa.cgie: Swell 1 (1997/98)

Summer (June through August)

Exa.cgie: Swell 1S (1998)

Swell Classification

Please see the paper titled Swell Rating System for all the details concerning Swell Categories.

Impulse Swell: A Category 1 swell with a period of 17 secs or greater. (Waist to head high)

Utility Swell: All Category 2 or 3 swells (Head high to just under double overhead/4.5 ft overhead)

Signficant Swell: All Category 4-7 swells (double overhead to 5 times overhead.cgius!)

 

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