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Create new land only initial conditions (ongoing)

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

priority: highHigh priority to fix/merge soon, e.g., because it is a problem in important configurationsHigh priority to fix/merge soon, e.g., because it is a problem in important configurations

Status: Not planned (skipped).

Task

#2403 In ESCOMP/CTSM;

· by wwieder was closed on Jan 22, 2026

Restarts not handling fill and/or missing value correctly for some variables?

bugsomething is working incorrectlysomething is working incorrectly

investigationNeeds to be verified and more investigation into what's going on.Needs to be verified and more investigation into what's going on.

priority: highHigh priority to fix/merge soon, e.g., because it is a problem in important configurationsHigh priority to fix/merge soon, e.g., because it is a problem in important configurations

Status: Closed (completed).

Bug

#3825 In ESCOMP/CTSM;

· by samsrabin was closed on Apr 6, 2026

ctsm5.3.044: Introduce time-evolving LEAFCN_TARGET as function of leafcn parameter

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

Status: Merged (completed).

ESCOMP/CTSMnumber 1654

#1654 In ESCOMP/CTSM;

· by slevis-lmwg was closed on May 15, 2025

Move hillslope variables off surface dataset

code healthimproving internal code structure to make easier to maintain (sustainability)improving internal code structure to make easier to maintain (sustainability)

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

PR status: needs testing

Status: Merged (completed).

ESCOMP/CTSMnumber 2434

#2434 In ESCOMP/CTSM;

· by samsrabin was closed on Oct 8, 2024

ctsm5.3.062: Put instantaneous and non-inst. fields on separate history files

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

PR status: readyPR: this is ready to merge in, with all tests satisfactory and reviews completePR: this is ready to merge in, with all tests satisfactory and reviews complete

priority: highHigh priority to fix/merge soon, e.g., because it is a problem in important configurationsHigh priority to fix/merge soon, e.g., because it is a problem in important configurations

test: riversTest RTM/MOSART/mizuRoute before mergingTest RTM/MOSART/mizuRoute before merging

Status: Merged (completed).

ESCOMP/CTSMnumber 2445

#2445 In ESCOMP/CTSM;

· by slevis-lmwg was closed on Jul 9, 2025

Fix comments on urban thermal variables

bfbbit-for-bitbit-for-bit

Status: Merged (completed).

ESCOMP/CTSMnumber 2765

#2765 In ESCOMP/CTSM;

· by olyson was closed on Sep 18, 2024

change the order of passing the "use_fates_luh" flag

bfbbit-for-bitbit-for-bit

blockeranother issue/PR depends on this oneanother issue/PR depends on this one

FATESA change needed for FATES that doesn't require a FATES API update.A change needed for FATES that doesn't require a FATES API update.

Status: Merged (completed).

ESCOMP/CTSMnumber 2898

#2898 In ESCOMP/CTSM;

· by rgknox was closed on Feb 6, 2025

ctsm5.3.037: Add calculations for GSSUN and GSSHA at night in both subroutine Photosynthesis and PhotosynthesisHydraulicStress

bugsomething is working incorrectlysomething is working incorrectly

PR status: needs testing

test: aux_clmPass aux_clm suite before mergingPass aux_clm suite before merging

Status: Merged (completed).

ESCOMP/CTSMnumber 3021

#3021 In ESCOMP/CTSM;

· by olyson was closed on Apr 3, 2025

branch with 5.3.05Y: Make sure FORTRAN code properly aborts when fire-emission is asked for and it can't be provided

bfbbit-for-bitbit-for-bit

code healthimproving internal code structure to make easier to maintain (sustainability)improving internal code structure to make easier to maintain (sustainability)

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

usabilityImprove or clarify user-facing optionsImprove or clarify user-facing options

Status: Merged (completed).

ESCOMP/CTSMnumber 2844

#2844 In ESCOMP/CTSM;

· by ekluzek was closed on Jun 14, 2025

Fire update May 2025

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

scienceEnhancement to or bug impacting scienceEnhancement to or bug impacting science

test: aux_clmPass aux_clm suite before mergingPass aux_clm suite before merging

Status: Merged (completed).

ESCOMP/CTSMnumber 3204

#3204 In ESCOMP/CTSM;

· by lifang0209 was closed on Sep 9, 2025

ctsm5.4.007: Update (irrigated_)rice grnfill and lfemerg

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

non-bfbChanges answers (incl. adding tests)Changes answers (incl. adding tests)

scienceEnhancement to or bug impacting scienceEnhancement to or bug impacting science

Status: Merged (completed).

ESCOMP/CTSMnumber 3686

#3686 In ESCOMP/CTSM;

· by samsrabin was closed on Jan 9, 2026

Relax tolerance for truncating small snocan values in CanopyFluxes

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

PR status: readyPR: this is ready to merge in, with all tests satisfactory and reviews completePR: this is ready to merge in, with all tests satisfactory and reviews complete

testingadditions or changes to testsadditions or changes to tests

Status: Merged (completed).

ESCOMP/CTSMnumber 2457

#2457 In ESCOMP/CTSM;

· by billsacks was closed on Jul 16, 2024

ctsm5.3.024: Change the choice of pressure in CLMU building energy model (BEM)

bugsomething is working incorrectlysomething is working incorrectly

test: aux_clmPass aux_clm suite before mergingPass aux_clm suite before merging

Status: Merged (completed).

ESCOMP/CTSMnumber 2758

#2758 In ESCOMP/CTSM;

· by cathyxinchangli was closed on Feb 11, 2025

ne3np4 to namelist_defaults_ctsm.xml and Makefile for PTS mode and add ability for warm starts in PTS mode

bfbbit-for-bitbit-for-bit

blockeranother issue/PR depends on this oneanother issue/PR depends on this one

size: small

Status: Merged (completed).

ESCOMP/CTSMnumber 2835

#2835 In ESCOMP/CTSM;

· by slevis-lmwg was closed on Feb 4, 2025

Add a testmod that allows transient ERI tests to work

bfbbit-for-bitbit-for-bit

devopsDevelopment Operations to improve development throughput, E.g., adding GitHub WorkflowsDevelopment Operations to improve development throughput, E.g., adding GitHub Workflows

priority: lowBackground task that doesn't need to be done right away.Background task that doesn't need to be done right away.

testingadditions or changes to testsadditions or changes to tests

Status: Merged (completed).

ESCOMP/CTSMnumber 3299

#3299 In ESCOMP/CTSM;

· by billsacks was closed on Dec 2, 2025

[Replaced] Logging and fixes for h2i GDD generation

closed: wontfixWe won't fix this issue, because it would be too difficult and/or isn't important enough to fixWe won't fix this issue, because it would be too difficult and/or isn't important enough to fix

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

Status: Closed (abandoned).

ESCOMP/CTSMnumber 3336

#3336 In ESCOMP/CTSM;

· by samsrabin was closed on Aug 11, 2025

New CN matrix fails with single point sites with the new ctsm5.3 datasets.

bugsomething is working incorrectlysomething is working incorrectly

doneIssues whose closing PR is done but not yet merged (pending test re-run ok)Issues whose closing PR is done but not yet merged (pending test re-run ok)

priority: lowBackground task that doesn't need to be done right away.Background task that doesn't need to be done right away.

scienceEnhancement to or bug impacting scienceEnhancement to or bug impacting science

Status: Closed (completed).

Bug

#2780 In ESCOMP/CTSM;

· by ekluzek was closed on Jun 23, 2025

rpointer files not moved to st_archiver

bfbbit-for-bitbit-for-bit

bugsomething is working incorrectlysomething is working incorrectly

Status: Closed (completed).

Bug

#3076 In ESCOMP/CTSM;

· by wwieder was closed on Jul 7, 2025

Add FTORCH as an optional library to CTSM

bfbbit-for-bitbit-for-bit

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

scienceEnhancement to or bug impacting scienceEnhancement to or bug impacting science

size: small

Status: Closed (completed).

Feature

#3135 In ESCOMP/CTSM;

· by ekluzek was closed on May 30, 2025

Investigate: Does forcing instantaneous h2 files break GDD generation?

doneIssues whose closing PR is done but not yet merged (pending test re-run ok)Issues whose closing PR is done but not yet merged (pending test re-run ok)

investigationNeeds to be verified and more investigation into what's going on.Needs to be verified and more investigation into what's going on.

Status: Closed (completed).

Task

#3320 In ESCOMP/CTSM;

· by samsrabin was closed on Aug 11, 2025

Incorrect comments on urban thermal variables

bfbbit-for-bitbit-for-bit

Status: Closed (completed).

#2763 In ESCOMP/CTSM;

· by olyson was closed on Sep 27, 2024

Have C13/C14 data arrays on a begg:endg gridcell array rather than in a form that requires knowledge of the grid

bfbbit-for-bitbit-for-bit

code healthimproving internal code structure to make easier to maintain (sustainability)improving internal code structure to make easier to maintain (sustainability)

usabilityImprove or clarify user-facing optionsImprove or clarify user-facing options

Status: Closed (completed).

Code Health

#3565 In ESCOMP/CTSM;

· by ekluzek was closed on Dec 10, 2025

ctsm5.3.082: Update to official CMIP7 population density data

enhancementnew capability or improved behavior of existing capabilitynew capability or improved behavior of existing capability

non-bfbChanges answers (incl. adding tests)Changes answers (incl. adding tests)

Status: Closed (completed).

Feature

#3545 In ESCOMP/CTSM;

· by ekluzek was closed on Oct 24, 2025

Out-of-the-box irrigation settings differ for 1850, HIST and SSP anomaly forcing cases (crop model off)

bugsomething is working incorrectlysomething is working incorrectly

Status: Closed (completed).

Bug

#3527 In ESCOMP/CTSM;

· by linniahawkins was closed on Oct 22, 2025

List of mapalgo options for streams is different for MCT than NUOPC, currently we are using the MCT list

bugsomething is working incorrectlysomething is working incorrectly

Status: Closed (completed).

Bug

#1912 In ESCOMP/CTSM;

· by ekluzek was closed on Jul 28, 2025