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Re: [ferret_users] can i average met data excluding land.

You first need a grid showing what is land and what is ocean. Perhaps the etopoN topography will do (probably in your Ferret data directory, where N is the resolution in km). Then search the User Guide for "masking".


On 19 May 2011, at 2:55 AM, MOHAMMED ALI wrote:

Dear all ferret users

can i average met(short wave radiation) data in netcdf format, excluding land data, i required data representing ocean only.
 i used
SET DATA/X=30E:45E/Y=10N:30N/@W/L=1
region represent Red Sea.....
i got answer
But i required average representing ocean only..how i can eliminate data representing land part for this calculation.

Thanking You
Mohammedali NP
Saudi Arabia

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