Air-sea temp difference

[Arlindo da Silva]

On Thu, Jun 11, 2009 at 2:17 PM, Eric Altshuler <ela at cola.iges.org> wrote:

> Hello P.Romero,
>
> You should use 2-meter temperature from GFS to represent the near-surface
> air temperature. Over water, the surface (skin) temperature in GFS is equal
> to the SST that is being used in GFS. Over land, the skin temperature is
> calculated from the surface energy budget, while the 2-meter temperature is
> a simulated shelter temperature, so it is a better representation of the
> near-surface air temperature.
>

Over the oceans most parameterizations of surface marine fluxes use 10m
temperatures, so depending on your application 10m temperature may be more
appropriate.

--
Arlindo da Silva
dasilva at alum.mit.edu
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