diff --git a/doc/rtd_environment.yml b/doc/rtd_environment.yml
index 3b11a9a20b..58a1e068f5 100644
--- a/doc/rtd_environment.yml
+++ b/doc/rtd_environment.yml
@@ -7,6 +7,7 @@ dependencies:
   - platformdirs
   - dask
   - dask-image
+  - dask-expr
   - defusedxml
   - donfig
   # 2.19.1 seems to cause library linking issues
diff --git a/satpy/etc/readers/viirs_edr.yaml b/satpy/etc/readers/viirs_edr.yaml
index 4c4c91a91f..e53a27d072 100644
--- a/satpy/etc/readers/viirs_edr.yaml
+++ b/satpy/etc/readers/viirs_edr.yaml
@@ -36,6 +36,34 @@ file_types:
         file_reader: !!python/name:satpy.readers.viirs_edr.VIIRSLSTHandler
         file_patterns:
             - 'LST_{version}_{platform_shortname}_s{start_time:%Y%m%d%H%M%S%f}_e{end_time:%Y%m%d%H%M%S%f}_c{creation_time}.nc'
+    jrr_cloudbase:
+        file_reader: !!python/name:satpy.readers.viirs_edr.VIIRSJRRFileHandler
+        file_patterns:
+            - 'JRR-CloudBase_{version}_{platform_shortname}_s{start_time:%Y%m%d%H%M%S%f}_e{end_time:%Y%m%d%H%M%S%f}_c{creation_time}.nc'
+    jrr_clouddcomp:
+        file_reader: !!python/name:satpy.readers.viirs_edr.VIIRSJRRFileHandler
+        file_patterns:
+            - 'JRR-CloudDCOMP_{version}_{platform_shortname}_s{start_time:%Y%m%d%H%M%S%f}_e{end_time:%Y%m%d%H%M%S%f}_c{creation_time}.nc'
+    jrr_cloudncomp:
+        file_reader: !!python/name:satpy.readers.viirs_edr.VIIRSJRRFileHandler
+        file_patterns:
+            - 'JRR-CloudNCOMP_{version}_{platform_shortname}_s{start_time:%Y%m%d%H%M%S%f}_e{end_time:%Y%m%d%H%M%S%f}_c{creation_time}.nc'
+    jrr_cloudlayers:
+        file_reader: !!python/name:satpy.readers.viirs_edr.VIIRSJRRFileHandler
+        file_patterns:
+            - 'JRR-CloudCoverLayers_{version}_{platform_shortname}_s{start_time:%Y%m%d%H%M%S%f}_e{end_time:%Y%m%d%H%M%S%f}_c{creation_time}.nc'
+    jrr_cloudphase:
+        file_reader: !!python/name:satpy.readers.viirs_edr.VIIRSJRRFileHandler
+        file_patterns:
+            - 'JRR-CloudPhase_{version}_{platform_shortname}_s{start_time:%Y%m%d%H%M%S%f}_e{end_time:%Y%m%d%H%M%S%f}_c{creation_time}.nc'
+    jrr_iceconcentration:
+        file_reader: !!python/name:satpy.readers.viirs_edr.VIIRSJRRFileHandler
+        file_patterns:
+            - 'JRR-IceConcentration_{version}_{platform_shortname}_s{start_time:%Y%m%d%H%M%S%f}_e{end_time:%Y%m%d%H%M%S%f}_c{creation_time}.nc'
+    jrr_iceage:
+        file_reader: !!python/name:satpy.readers.viirs_edr.VIIRSJRRFileHandler
+        file_patterns:
+            - 'JRR-IceAge_{version}_{platform_shortname}_s{start_time:%Y%m%d%H%M%S%f}_e{end_time:%Y%m%d%H%M%S%f}_c{creation_time}.nc'
 
 
 datasets:
diff --git a/satpy/readers/satpy_cf_nc.py b/satpy/readers/satpy_cf_nc.py
index 9f742272a1..b34e13d028 100644
--- a/satpy/readers/satpy_cf_nc.py
+++ b/satpy/readers/satpy_cf_nc.py
@@ -91,8 +91,8 @@
     ''AVHRR-GAC_FDR_1C_{platform}_{start_time:%Y%m%dT%H%M%SZ}_{end_time:%Y%m%dT%H%M%SZ}_{processing_mode}_{disposition_mode}_{creation_time}_{version_int:04d}.nc'
 
 
-Example:
---------
+**Example**:
+
 Here is an example how to read the data in satpy:
 
 .. code-block:: python