Issues

• Update cime to cime6.6.2 or later: aborted CAM-only runs can report RUN PASS

  ESCOMP/CAM-SIMA#575 · Filter by author johnmauff opened on Oct 24, 2026
  1

• This is a reminder to port WACCM / WACCM-X SE dycore namelist defaults once those configurations are supported in SIMA

  enhancement
  ESCOMP/CAM-SIMA#573 · Filter by author PeterHjortLauritzen opened on Oct 23, 2026

• Uninitialized buffer is written for any field with zero accumulated samples during an output window

  bug
  Bug

  ESCOMP/CAM-SIMA#571 · Filter by author jimmielin opened on Oct 23, 2026

• Clean up hist_file_t object

  enhancement
  ESCOMP/CAM-SIMA#569 · Filter by author peverwhee opened on Oct 22, 2026

• Need to more uniformly apply safe_endrun and cam_pio_utils

  code clean-upenhancementmiscwishlist
  ESCOMP/CAM-SIMA#566 · Filter by author nusbaume opened on Oct 20, 2026

• Update SE dycore to cam6_4_200 version ...

  enhancement
  ESCOMP/CAM-SIMA#561 · Filter by author PeterHjortLauritzen opened on Oct 1, 2026
  1

• F2000_C7 regression test fails: radiative flux to coupler must be > 0

  bug
  Bug

  ESCOMP/CAM-SIMA#559 · Filter by author jimmielin opened on Oct 1, 2026

• Unify input file variable names for LBC input files

  ESCOMP/CAM-SIMA#556 · Filter by author jimmielin opened on Sep 30, 2026

• Need to create Nvidia snapshot test for PUMAS and add it to the CIRRUS CI.

  enhancement
  ESCOMP/CAM-SIMA#555 · Filter by author nusbaume opened on Sep 29, 2026

• test_registry.py: repeated numbers

  code clean-up
  Code Health

  ESCOMP/CAM-SIMA#552 · Filter by author jimmielin opened on Sep 9, 2026

• *_PDC physics-dynamics coupling diagnostics wrong on CSLAM (pgN) grids: missing dp_fvm weighting

  bug
  Bug

  ESCOMP/CAM-SIMA#550 · Filter by author jimmielin opened on Sep 3, 2026

• SE dycore diags: WV_PDC & other per-element dyn grid history fields only written one element per rank

  bug
  Bug

  ESCOMP/CAM-SIMA#549 · Filter by author jimmielin opened on Sep 3, 2026

• Create script to check for integer constants that are meant to be reals

  ESCOMP/CAM-SIMA#548 · Filter by author peverwhee opened on Aug 26, 2026

• {bulk,modal}_aerosol_state_mod.F90: hardcoded rair 287.04

  code clean-up
  Code Health

  ESCOMP/CAM-SIMA#542 · Filter by author jimmielin opened on Aug 18, 2026

• aerosol_physical_properties.F90: replace with CAM-SIMA I/O reader

  code clean-up
  Code Health

  ESCOMP/CAM-SIMA#541 · Filter by author jimmielin opened on Aug 18, 2026

• CCPP I/O reader: dimension query function (and other size/shape operations)

  enhancement
  Code Health

  ESCOMP/CAM-SIMA#540 · Filter by author jimmielin opened on Aug 18, 2026

• {bulk,modal}_aerosol_{properties,state}_mod.F90: spectype matching case sensitivity discussion

  code clean-up
  ESCOMP/CAM-SIMA#539 · Filter by author jimmielin opened on Aug 18, 2026

• cam_comp.F90: cleanup module subroutines to other modules

  enhancement
  ESCOMP/CAM-SIMA#538 · Filter by author hplin-ucar opened on Aug 17, 2026

• aerosol_optics_core.F90: aero_optics object churn: persistent data design

  enhancement
  ESCOMP/CAM-SIMA#537 · Filter by author hplin-ucar opened on Aug 17, 2026

• ncar_ccpp/schemes/utilities copied unconditionally but dependencies in .meta are not parsed

  bug
  ESCOMP/CAM-SIMA#533 · Filter by author jimmielin opened on Jul 30, 2026

• Need to update externals to match latest CESM beta tag

  externals
  ESCOMP/CAM-SIMA#526 · Filter by author jimmielin opened on Jul 20, 2026

• Implement "SIMA_TESTDIR" variable for use in specifying regression test paths

  enhancement
  ESCOMP/CAM-SIMA#522 · Filter by author nusbaume opened on Jul 13, 2026

• Re-introduce tracer mass checks

  enhancement
  ESCOMP/CAM-SIMA#519 · Filter by author PeterHjortLauritzen opened on Jul 8, 2026

• CAM-SIMA does nothing if hist_* fields are mis-typed.

  bug
  ESCOMP/CAM-SIMA#510 · Filter by author nusbaume opened on Jun 11, 2026

• ZM snapshot needs update after ZM science code updated (energy fix)

  bug
  ESCOMP/CAM-SIMA#502 · Filter by author jimmielin opened on May 15, 2026
  1