Issues

• Perturbational interpolation round-trips the live state in place, and the mode is untested

  erf-model/ERF#4257 · Filter by author asalmgren opened on Oct 11, 2026

• We should store NOAH-MP hash as well as ERF and AMReX hashes

  erf-model/ERF#4255 · Filter by author asalmgren opened on Oct 10, 2026

• Immersed forcing: eb2.small_volfrac defaults to AMReX's 1e-14 for the blanking while the forcing kernels hard-code 0.005

  erf-model/ERF#4226 · Filter by author hgopalan opened on Oct 8, 2026
  1

  

• Restart with erf.regrid_level_0_on_restart dies in estTimeStep on the first step (SIGILL at ERF_ComputeTimestep.cpp:705)

  erf-model/ERF#4225 · Filter by author hgopalan opened on Oct 8, 2026
  1

• Writing a 3D plotfile changes a two-level run at round-off, so no two-level restart is bit-exact

  erf-model/ERF#4224 · Filter by author hgopalan opened on Oct 8, 2026

• ABL_MOST_Cloudchamber no longer matches its gold file (FFT-only test, not run in CI)

  erf-model/ERF#4172 · Filter by author hgopalan opened on Oct 1, 2026
  1

  

• Immersed-forcing fixes from the k-eqn validation: planned PRs and how they affect LES and EB

  erf-model/ERF#4153 · Filter by author hgopalan opened on Sep 29, 2026

• Immersed-forcing terrain with k-eqn RANS: legacy wall-law errors, fraction-stress ("form 7") wall law, mesh-refinement and anelastic dt fixes

  erf-model/ERF#4134 · Filter by author hgopalan opened on Sep 28, 2026
  

• Follow-ups from review of #4011: inert LSM wrfinput mapping, unreliable first-step radiation guard, test coverage

  bugneeds discussion
  erf-model/ERF#4060 · Filter by author asalmgren opened on Sep 19, 2026
  1

• MYNNEDMF: the EDMF implementation is unreachable; erf.pbl_type = MYNNEDMF runs MYNN25

  erf-model/ERF#4048 · Filter by author asalmgren opened on Sep 17, 2026

• erf.ibseb: distribute the ray-cast column map and the building labelling instead of replicating them

  challengingenhancement
  erf-model/ERF#4020 · Filter by author asalmgren opened on Sep 15, 2026

• erf.ibseb: store the checkpoint face state by face rather than as a cell field

  challengingenhancement
  erf-model/ERF#4019 · Filter by author asalmgren opened on Sep 15, 2026

• Check how time intervals for computing time averages are affected by restart and/or regridding

  erf-model/ERF#3917 · Filter by author asalmgren opened on Aug 25, 2026

• Possible residual issues (low priority)

  erf-model/ERF#3915 · Filter by author asalmgren opened on Aug 25, 2026

• [Docs]: issues from code review of PR 3896

  documentation
  erf-model/ERF#3898 · Filter by author asalmgren opened on Aug 22, 2026

• USE_FC_FACTORY=1 aborts at startup with EB terrain + anelastic / initial projection

  erf-model/ERF#3882 · Filter by author WeiqunZhang opened on Aug 20, 2026
  1

• [Bug]: running with Exec/CanonicalTests/ABL/inputs_read causes an abort because there are not enough bndry files in Exec/CanonicalTests/ABL/BndryFiles

  bug
  erf-model/ERF#3380 · Filter by author asalmgren opened on Jul 1, 2026
  

• Moving Terrain Acoustic Sub-stepping

  erf-model/ERF#2712 · Filter by author AMLattanzi opened on Nov 13, 2025