diff --git a/environment-python3.yml b/environment-python3.yml
index f79132f..ae3c693 100644
--- a/environment-python3.yml
+++ b/environment-python3.yml
@@ -2,17 +2,27 @@
  channels:
    - https://conda.anaconda.org/conda-forge
  dependencies:
-   - python=3.6
+   - python=3
    - numpy
+   - nomkl
    - matplotlib
    - cartopy
    - jupyter
+   - netcdf4
+   - owslib
    - metpy
    - pint
    - h5py
    - shapely
-   - six
    - sphinx>=1.3
    - sphinx_rtd_theme
    - nbconvert>=4.1
+   - siphon
+   - xarray
+   - ffmpeg
+   - pytest
+   - shapely
+   - six
    - pip
+   - pip:
+     - python-awips
diff --git a/requirements.txt b/requirements.txt
index fcdd9cf..b125ea7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,5 @@
 numpy
 six
 shapely
+h5py
+json