[Dart-dev] [3209] DART/trunk/models/wrf: Add documentation for new namelist item to control

nancy at subversion.ucar.edu nancy at subversion.ucar.edu
Mon Feb 4 16:27:02 MST 2008


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Modified: DART/trunk/models/wrf/model_mod.html
===================================================================
--- DART/trunk/models/wrf/model_mod.html	2008-02-04 22:32:48 UTC (rev 3208)
+++ DART/trunk/models/wrf/model_mod.html	2008-02-04 23:27:02 UTC (rev 3209)
@@ -730,6 +730,17 @@
 	    'mpirun -np number-of-prcessors wrf.exe' (this depends on the
 	    platform). Defaults to 'wrf.exe'</TD></TR>
 
+<TR><!--contents--><TD valign=top>allow_obs_below_vol          </TD>
+    <!--  type  --><TD valign=top>logical                      </TD>
+    <!--descript--><TD>If an observation with a vertical coordinate of
+            pressure or height (e.g. not one marked as a surface observation)
+            is below the lowest 3d sigma level, it is outside the
+            volume and the interpolation routine marks it as invalid.
+            If this is set to .true. and the observation is above the surface
+            elevation but below the lowest volume level, the code will
+            extrapolate downward from data values at levels 1 and 2.  
+	    Defaults to .false.</TD></TR>
+
 <TR><!--contents--><TD valign=top>center_search_half_length    </TD>
     <!--  type  --><TD valign=top>real(r8)                     </TD>
     <!--descript--><TD>Half length (in meter) of a square box for searching 

Modified: DART/trunk/models/wrf/model_mod.nml
===================================================================
--- DART/trunk/models/wrf/model_mod.nml	2008-02-04 22:32:48 UTC (rev 3208)
+++ DART/trunk/models/wrf/model_mod.nml	2008-02-04 23:27:02 UTC (rev 3209)
@@ -15,6 +15,7 @@
    h_diab                      = .false.,
    assimilation_period_seconds = 21600,
    adv_mod_command             = './wrf.exe',
+   allow_obs_below_vol         = .false.,
    vert_localization_coord     = 3,
    center_search_half_length   = 500000.,
    center_spline_grid_scale    = 10,


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