[Wrf-users] cfl error in very complex topography

[Jorge Alejandro Arevalo Borquez]

I forgot to attach my namelist and error logs.

In namelist radt is seted to 1 to call radiation soon, because in radiation
call wrf crashes. Usually it is seted to 30.



Atentamente
Jorge Arévalo Bórquez
Profesor Auxiliar
Coordinador LMA-UV
Departamento de Meteorología
Universidad de Valparaíso
56-32-2508710


On Fri, Jun 14, 2013 at 1:36 PM, Jorge Alejandro Arevalo Borquez <
jab at meteo.uv.cl> wrote:

> Dears,
>
> I am trying to run WRF over Central Chile. I am using 4 nested domains,
> the finner one has 1 km of horizontal resolution with 50 vertical levels.
> Domains includes Aconcagua mountain wich is about 6900 masl.
>
> When I run wrf I get cfl errors at few seconds after start in grid-points
> near to Aconcagua, but wrf crash in the call to radiation parametrization.
>
> I tried to decrease time-step, use adaptive time-step, edit GEOGRID.TBL
>  to use 1-2-1 smooth option, change my set of parametrization. Even I tried
> to edit geog data and apply a simple filter to smooth topography near
> aconcagua region. All efforts has concluded with the same cfl errors.
>
> Any advice is welcome
>
> Regards
>
>
>
> Atentamente
> Jorge Arévalo Bórquez
> Profesor Auxiliar
> Coordinador LMA-UV
> Departamento de Meteorología
> Universidad de Valparaíso
> 56-32-2508710
>
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