[GRASS-user] r.sim.water - error
mseibel at gmail.com
Mon May 14 12:46:55 EDT 2007
thanks for the information. I look forward to 6.3.
If using GRASS 6.2, would the input units for rain and infiltration be mm/hr
? Or is everything based on meters in 6.2?
On 5/14/07, Markus Neteler <neteler at itc.it> wrote:
> On Mon, May 14, 2007 at 10:21:12AM -0500, M S wrote:
> > When I run r.sim.water, I get the following output
> > "GRASS_INFO_WARNING(18240,1): Infiltration exceeds the rainfall rate
> > everywhere! No overland flow."
> > If I understand all the inputs correctly, one inputs the rainfall
> > (runoff) and the rainfall infiltration, and the intensity (rate) is
> > calculated by the module by the equation (Rainfall Excess = Rainfall
> > Intensity - Infiltration rate).
> > How can my infiltration exceed the rainfall rate if rainfall rate =
> > Infiltration + runoff?
> General hint:
> Please note that r.sim.water has been recently modified in GRASS 6.3-CVS
> to support more intuitive units. In case that you use 6.3-CVS, please
> check if this (still) matches your input parameters. The manual has
> been updated.
> The demo script in the source code directory has been updated
> accordingly. Get also from here:
> grassuser mailing list
> grassuser at grass.itc.it
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