Automatic front drawing alorithm

Holger Goettel goettel at DKRZ.DE
Tue Jan 4 04:37:51 EST 2005

Dear Michael Sestak,

I'm interessted on the fortran routine. Please can you send me the routine?


Best regards and a happy new year,

Holger Goettel

> In Meteorological Applications Volume 8 (2001), pages 193 to 203 is an
> article "Problems and solutions for drawing fronts objectively" by Donald
> W. McCann and James P Whistler which describes one way to do automatic
> frontal location.  It is based on an algorithm called ggtheta developed by
> Leo Clarke many years ago here at Fleet Numerical.  I have a fortran
> routine that implements the basic technique, but I have not made the
> changes suggested in the article.  Let me know if you are interested.
> Michael Sestak
> Fleet Numerical Meteorology and Oceanography Center
> Monterey, CA
> -----Original Message-----
> From: Evgeny Himmelreich [mailto:evgenyh at IMS.GOV.IL]
> Sent: Tuesday, December 28, 2004 5:23 AM
> Subject: Automatic front drawing alorithm
> Hi everybody!
> Does anyone knows the algorithm (or have an GRADS script) of automatic
> front lines determining ?
> I tried to do it with Bracknell High resolution model using combination of
> surface wind vorticity
> and temperature advections but it not so good.
> Maybe somebody can point me to publications in this area or give me working
> algorithm.
> Thanks
> ==========================
>            Evgeny Himmelreich
>    Israel Meteorological Service
>  P.O.Box 25, Bet-Dagan, ISRAEL
>         Tel: +972-3-9682157
>  ==========================

More information about the gradsusr mailing list