diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 7a6fdf4..26acf5c 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -5,29 +5,66 @@ on:
   - pull_request
 
 jobs:
-  build:
-    runs-on: ubuntu-latest
+  test:
+    runs-on: ${{ matrix.os }}
+    continue-on-error: ${{ matrix.experimental }}
     strategy:
       fail-fast: true
       matrix:
+        os: ["windows-latest", "ubuntu-latest", "macos-latest"]
         python-version: ["3.10", "3.11", "3.12"]
         experimental: [false]
+        include:
+          - python-version: "3.12"
+            os: "ubuntu-latest"
+            experimental: true
+    env:
+      PYTHON_VERSION: ${{ matrix.python-version }}
+      OS: ${{ matrix.os }}
+      UNSTABLE: ${{ matrix.experimental }}
+      ACTIONS_ALLOW_UNSECURE_COMMANDS: true
+
     steps:
       - name: Checkout source
         uses: actions/checkout@v4
-      - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v5
+
+      - name: Setup Conda Environment
+        uses: conda-incubator/setup-miniconda@v3
         with:
+          environment-file: continuous_integration/environment.yaml
+          miniforge-version: latest
           python-version: ${{ matrix.python-version }}
-      - name: Install dependencies
-        run: |
-          pip install -U pytest pytest-cov numpy pyresample pyorbital six pyyaml defusedxml
-      - name: Install pytroll-collectors
+          activate-environment: test-environment
+
+      - name: Install unstable dependencies
+        if: matrix.experimental == true
+        shell: bash -l {0}
         run: |
-          pip install --no-deps -e .
+          sudo apt-get install \
+          gcc \
+          python3-dev; \
+          python -m pip install \
+          -f https://pypi.anaconda.org/scientific-python-nightly-wheels/simple/ \
+          --no-deps --pre --upgrade \
+          matplotlib \
+          numpy \
+          pandas \
+          geopandas \
+          scipy; \
+          python -m pip install \
+          --no-deps --upgrade \
+          git+https://github.com/dask/dask \
+          git+https://github.com/dask/distributed \
+          git+https://github.com/Unidata/cftime \
+          git+https://github.com/pydata/bottleneck \
+          git+https://github.com/pydata/xarray;
+
+
       - name: Run tests
+        shell: bash -l {0}
         run: |
           pytest --cov=trollsched trollsched/tests --cov-report=xml
+
       - name: Upload coverage to Codecov
         uses: codecov/codecov-action@v5
         with:
diff --git a/continuous_integration/environment.yaml b/continuous_integration/environment.yaml
new file mode 100644
index 0000000..03a619f
--- /dev/null
+++ b/continuous_integration/environment.yaml
@@ -0,0 +1,39 @@
+name: test-environment
+channels:
+  - conda-forge
+dependencies:
+  - xarray
+  - dask
+  - distributed
+  - toolz
+  - sphinx
+  - matplotlib
+  - mpl_toolkits
+  - cartopy
+  - scipy
+  - pyyaml
+  - coveralls
+  - coverage
+  - codecov
+  - behave
+  - netcdf4
+  - paramiko
+  - oauthlib
+  - watchdog
+  - s3fs
+  - shapely
+  - pyproj
+  - pandas
+  - geopandas
+  - mock
+  - pytest
+  - pytest-cov
+  - responses
+  - platformdirs
+  - defusedxml
+  - pyorbital
+  - pyresample
+  - trollsift
+  - pip
+  - pip:
+    - posttroll