diff --git a/modules/util/plot.py b/modules/util/plot.py
index 4f9bb64f912dea9820f152654bf73b305d438848..05ec1e18534e7dbde885d5187168246195f0d428 100644
--- a/modules/util/plot.py
+++ b/modules/util/plot.py
@@ -224,7 +224,7 @@ def plot_image3(image, cmap='Greys'):
     plt.title('GOES-16', loc='left', fontweight='bold', fontsize=15)
 
 
-def make_icing_image(clvrx_file, ice_lons, ice_lats, ice_lons_vld=None, ice_lats_vld=None, filename='testimage', title=None):
+def make_icing_image(clvrx_file, ice_lons, ice_lats, ice_lons_vld=None, ice_lats_vld=None, filename='testimage', title=None, extent=[-110, -60, 10, 55]):
     h5f = h5py.File(clvrx_file, 'r')
     image = get_grid_values_all(h5f, 'temp_10_4um_nom')
 
@@ -236,7 +236,7 @@ def make_icing_image(clvrx_file, ice_lons, ice_lats, ice_lons_vld=None, ice_lats
 
     fig = plt.figure(figsize=(48, 30))
     ax = fig.add_subplot(1, 1, 1, projection=geos)
-    ax.set_extent([-110, -60, 10, 55], crs=ccrs.PlateCarree())
+    ax.set_extent(extent, crs=ccrs.PlateCarree())
     ax.imshow(image, origin='upper', extent=(x.min(), x.max(), y.min(), y.max()), cmap='Greys', transform=geos)
     ax.coastlines(resolution='50m', color='black', linewidth=0.25)
     ax.add_feature(ccrs.cartopy.feature.STATES, linewidth=0.25)