diff --git a/.buildkite/pipeline.yml b/.buildkite/pipeline.yml
index c55f2ed248..5279bfe36f 100644
--- a/.buildkite/pipeline.yml
+++ b/.buildkite/pipeline.yml
@@ -36,12 +36,6 @@ steps:
       - "julia --project -e 'using Pkg; Pkg.precompile()'"
       - "julia --project -e 'using Pkg; Pkg.status()'"
 
-      - echo "--- Instantiate test"
-      - "julia --project=test -e 'using Pkg; Pkg.develop(path = \".\")'"
-      - "julia --project=test -e 'using Pkg; Pkg.instantiate(;verbose=true)'"
-      - "julia --project=test -e 'using Pkg; Pkg.precompile()'"
-      - "julia --project=test -e 'using Pkg; Pkg.status()'"
-
       - echo "--- Instantiate examples"
       - "julia --project=examples -e 'using Pkg; Pkg.instantiate(;verbose=true)'"
       - "julia --project=examples -e 'using Pkg; Pkg.precompile()'"
@@ -512,15 +506,6 @@ steps:
           --config_file $CONFIG_PATH/test_io.yml
         artifact_paths: "test_io/*"
 
-      - label: ":computer: Use test env with latest deps"
-        command: >
-          julia --color=yes --project=test examples/hybrid/driver.jl
-          --config_file $CONFIG_PATH/test_env.yml
-        artifact_paths: "test_env/*"
-        soft_fail: true
-        agents:
-          slurm_mem: 20GB
-
       - label: ":computer: MPI io test"
         command: >
           srun julia --color=yes --project=examples examples/hybrid/driver.jl
diff --git a/.github/codecov.yml b/.github/codecov.yml
index fab00b9418..1752d124d1 100644
--- a/.github/codecov.yml
+++ b/.github/codecov.yml
@@ -1,11 +1,4 @@
+# Configuration file for codecov. Used to remove some GitHub boxes
 comment: false
-coverage:
-  status:
-    project:
-      default:
-        target: auto
-        # this allows a 10% drop from the previous base commit coverage
-        threshold: 10%
-
 github_checks:
     annotations: false
diff --git a/.github/workflows/CodeCov.yml b/.github/workflows/CodeCov.yml
deleted file mode 100644
index 4fe7a6a86f..0000000000
--- a/.github/workflows/CodeCov.yml
+++ /dev/null
@@ -1,40 +0,0 @@
-name: CodeCov
-
-on:
-  push:
-    tags: '*'
-  pull_request:
-  merge_group:
-
-jobs:
-  codecov:
-    runs-on: ubuntu-latest
-
-    steps:
-    - uses: actions/checkout@v2.2.0
-
-    - name: Set up Julia
-      uses: julia-actions/setup-julia@latest
-      with:
-        version: 1.9
-
-    - name: Test with coverage
-      env:
-        JULIA_PROJECT: "@."
-      run: |
-        julia --project=@. -e 'using Pkg; Pkg.instantiate()'
-        julia --project=@. -e 'using Pkg; Pkg.test(coverage=true)'
-
-    - name: Generate coverage file
-      env:
-        JULIA_PROJECT: "@."
-      run: julia --project=@. -e 'using Pkg; Pkg.add("Coverage");
-                                  using Coverage;
-                                  LCOV.writefile("coverage-lcov.info", Codecov.process_folder())'
-      if: success()
-
-    - name: Submit coverage
-      uses: codecov/codecov-action@v1.0.7
-      with:
-        token: ${{secrets.CODECOV_TOKEN}}
-      if: success()
diff --git a/.github/workflows/DocCleanup.yml b/.github/workflows/DocCleanup.yml
index 1568024155..43b39afe0e 100644
--- a/.github/workflows/DocCleanup.yml
+++ b/.github/workflows/DocCleanup.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout gh-pages branch
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           ref: gh-pages
 
diff --git a/.github/workflows/Invalidations.yml b/.github/workflows/Invalidations.yml
index 9aa4742c52..881ebecdf0 100644
--- a/.github/workflows/Invalidations.yml
+++ b/.github/workflows/Invalidations.yml
@@ -19,12 +19,12 @@ jobs:
     - uses: julia-actions/setup-julia@v1
       with:
         version: '1'
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: julia-actions/julia-buildpkg@v1
     - uses: julia-actions/julia-invalidations@v1
       id: invs_pr
 
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         ref: ${{ github.event.repository.default_branch }}
     - uses: julia-actions/julia-buildpkg@v1
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e0ed8255bd..e0f575d18c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -5,6 +5,10 @@ on:
   pull_request:
   merge_group:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   test:
     name: ci ${{ matrix.version }} - ${{ matrix.os }}
@@ -14,13 +18,14 @@ jobs:
       matrix:
         version:
           - '1.9'
+          - '~1.10.0-rc1'
         os:
           - ubuntu-latest
           - macOS-latest
         arch:
           - x64
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - uses: julia-actions/setup-julia@v1
         with:
           version: ${{ matrix.version }}
@@ -41,3 +46,4 @@ jobs:
       - uses: codecov/codecov-action@v1
         with:
           file: lcov.info
+          token: ${{secrets.CODECOV_TOKEN}}
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 0b2ecdad71..e2e6738a86 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -8,11 +8,15 @@ on:
   pull_request:
   merge_group:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   docbuild:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - uses: julia-actions/setup-julia@latest
         with:
           version: 1.9
diff --git a/.github/workflows/julia_formatter.yml b/.github/workflows/julia_formatter.yml
index e5dbbc1177..adfe925fc9 100644
--- a/.github/workflows/julia_formatter.yml
+++ b/.github/workflows/julia_formatter.yml
@@ -6,17 +6,17 @@ on:
   pull_request:
   merge_group:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   format:
     runs-on: ubuntu-latest
     timeout-minutes: 30
     steps:
-    - name: Cancel Previous Runs
-      uses: styfle/cancel-workflow-action@0.4.0
-      with:
-        access_token: ${{ github.token }}
 
-    - uses: actions/checkout@v2.2.0
+    - uses: actions/checkout@v4
 
     - uses: dorny/paths-filter@v2.9.1
       id: filter
diff --git a/.github/workflows/lookahead.yml b/.github/workflows/lookahead.yml
new file mode 100644
index 0000000000..7ee0c825da
--- /dev/null
+++ b/.github/workflows/lookahead.yml
@@ -0,0 +1,57 @@
+name: lookahead
+
+# This action sets up a couple of tests for newer versions of julia and for
+# dependencies more recent than the one in examples so that one can see if there
+# are upcoming problems.
+
+on:
+  push:
+    tags: '*'
+  pull_request:
+  merge_group:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  test:
+    name: ci ${{ matrix.version }} - ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      fail-fast: false
+      matrix:
+        version:
+          - '1.9'
+          - '~1.10.0-rc1'
+        os:
+          - ubuntu-latest
+        arch:
+          - x64
+    steps:
+      - uses: actions/checkout@v4
+      - uses: julia-actions/setup-julia@v1
+        with:
+          version: ${{ matrix.version }}
+          arch: ${{ matrix.arch }}
+      - uses: actions/cache@v1
+        env:
+          cache-name: cache-artifacts
+        with:
+          path: ~/.julia/artifacts
+          key: ${{ runner.os }}-test-${{ env.cache-name }}-${{ hashFiles('**/Project.toml') }}
+          restore-keys: |
+            ${{ runner.os }}-test-${{ env.cache-name }}-
+            ${{ runner.os }}-test-
+            ${{ runner.os }}-
+      - name: Instantiate test env
+        run: |
+          julia --project=test -e "using Pkg; Pkg.instantiate(); Pkg.develop(path=\".\")"
+      - name: Run test_env.yml
+        continue-on-error: true
+        run: |
+          julia --project=test examples/hybrid/driver.jl --config_file config/model_configs/test_env.yml
+      - name: Run tests
+        run: |
+          julia --project=test test/runtests.jl
diff --git a/config/model_configs/test_env.yml b/config/model_configs/test_env.yml
index 9d5345b99b..24b7dc3dbe 100644
--- a/config/model_configs/test_env.yml
+++ b/config/model_configs/test_env.yml
@@ -7,6 +7,6 @@ precip_model: "0M"
 dt: "1secs"
 t_end: "10secs"
 dt_save_to_sol: "Inf"
-z_elem: 25
-h_elem: 12
+z_elem: 20
+h_elem: 8
 dt_rad: "5secs"