Merge pull request #1018 from NCAR/fix-wrf-pot-temp-interp

fix: qty_potential_temperature 3d interpolate in wrf model_mod

Author: hkershaw-brown

CHANGELOG.rst

@@ -22,6 +22,16 @@ individual files.
 
 The changes are now listed with the most recent at the top.
 
+**February 4 2026 :: IODA2obsq. Tag v11.21.1**
+
+New feature:
+  - Radiances added to pyjedi ioda2obsq tool for DART JEDI interoperability
+ 
+    *contributed by Stephen Herbener, as part of DART collaboration with JCSDA*
+
+Bug-fix:
+  - WRF model_mod bug-fix for 3D potential temperature interpolation
+
 **January 8 2026 :: ARVOR Float and SVP Drifters. Tag v11.20.0**
 
 New Features:

conf.py

@@ -21,7 +21,7 @@
 author = 'Data Assimilation Research Section'
 
 # The full version, including alpha/beta/rc tags
-release = '11.20.0'
+release = '11.20.1'
 root_doc = 'index'
 
 # -- General configuration ---------------------------------------------------

models/wrf/model_mod.f90

@@ -1832,7 +1832,7 @@ subroutine model_interpolate(state_handle, ens_size, location, obs_kind, expecte
                iur = get_dart_vector_index(ur(1), ur(2), uniquek(uk)+1, domain_id(id), wrf%dom(id)%type_t)
 
                x_ill = get_state(ill, state_handle)
-               x_ill = get_state(ill, state_handle)
+               x_iul = get_state(iul, state_handle)
                x_ilr = get_state(ilr, state_handle)
                x_iur = get_state(iur, state_handle)