Correcting Surface Pressure to Sea Level

[Stephen McMillan]

Mark,
Have you tried plotting the "prmslmsl" (or similar name) variable?  It
sounds like your trying to plot "pressfc" (or similar name).  Perhaps your
file only has the one for surface pressure?
Stephen Mc

On Thu, Mar 11, 2010 at 3:16 PM, Mark Hess <mhess at oceani.com> wrote:

>  I tried to access the GrADS User archives for this answer, but the page
> would not allow me to search.Perhaps someone can point me in the right
> direction.  When plotting surface pressure (isobars)  from the GFS GRIB
> files, my data show very low pressure values over land.  While not sure, I
> am guessing this is because the data need to be corrected to sea level.  Is
> this correct? If so, can someone provide a resource which explains how to
> 'correct' the data? If I am incorrect, Can you please explain what I am
> doing wrong? Thanks.
>
> Mark
>
>


***************************************************
The information contained in this e-mail message is intended only for the use of the recipient(s) named above and may contain information that is privileged, confidential, and/or proprietary. If you are not the intended recipient, you may not review, copy or distribute this message. If you have received this communication in error, please notify the sender immediately by e-mail, and delete the original message.
***************************************************
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://gradsusr.org/pipermail/gradsusr/attachments/20100311/8382f964/attachment.html