Update URLs for WISC data (#944)

* storm_europe: wisc.climate.copernicus.eu has moved to cds.climate.copernicus.eu
* storm europe: update links
* Add data links and improve docs of StormEurope

---------

Co-authored-by: Lukas Riedel <[email protected]>

Author: emanuel-schmid

CHANGELOG.md

@@ -30,6 +30,7 @@ Removed:
 ### Fixed
 
 - NaN plotting issues in `geo_im_from_array`[#1038](https://github.com/CLIMADA-project/climada_python/pull/1038)
+- Broken ECMWF links in pydoc of `climada.hazard.storm_europe` relocated. [#944](https://github.com/CLIMADA-project/climada_python/pull/944)
 
 ### Deprecated
 

climada/hazard/storm_europe.py

@@ -60,11 +60,16 @@
 
 class StormEurope(Hazard):
     """A hazard set containing european winter storm events. Historic storm
-    events can be downloaded at http://wisc.climate.copernicus.eu/ and read
-    with `from_footprints`. Weather forecasts can be automatically downloaded from
-    https://opendata.dwd.de/ and read with from_icon_grib(). Weather forecast
-    from the COSMO-Consortium http://www.cosmo-model.org/ can be read with
-    from_cosmoe_file().
+    events can be downloaded at https://cds.climate.copernicus.eu/ and read
+    with :meth:`from_footprints`. Weather forecasts can be automatically downloaded from
+    https://opendata.dwd.de/ and read with :meth:`from_icon_grib`. Weather forecast
+    from the COSMO-Consortium https://www.cosmo-model.org/ can be read with
+    :meth:`from_cosmoe_file`.
+
+    Direct links to CDS data:
+
+    * Winter windstorm indicators (1979 to 2021): https://doi.org/10.24381/cds.9b4ea013
+    * Synthetic windstorm events (1986 to 2011): https://doi.org/10.24381/cds.ce973f02
 
     Attributes
     ----------
@@ -696,7 +701,7 @@ def calc_ssi(
         ssi = sum_i(area_cell_i * intensity_cell_i^3)
 
         'wisc_gust', according to the WISC Tier 1 definition found at
-        https://wisc.climate.copernicus.eu/wisc/#/help/products#tier1_section
+        https://confluence.ecmwf.int/display/CKB/Synthetic+Windstorm+Events+for+Europe+from+1986+to+2011%3A+Product+User+Guide
         ssi = sum(area_on_land) * mean(intensity)^3
 
         In both definitions, only raster cells that are above the threshold are

doc/tutorial/climada_hazard_StormEurope.ipynb

@@ -31,7 +31,7 @@
    "source": [
     "## Reading Data\n",
     "\n",
-    "StormEurope was written under the presumption that you'd start out with [WISC](https://wisc.climate.copernicus.eu/wisc/#/help/products#footprint_section) storm footprint data in netCDF format. This notebook works with a demo dataset. If you would like to work with the real data: (1) Please follow the link and download the file C3S_WISC_FOOTPRINT_NETCDF_0100.tgz from the Copernicus Windstorm Information Service, (2) unzip it (3) uncomment the last two lines in the following codeblock and (4) adjust the variable \"WISC_files\".\n",
+    "StormEurope was written under the presumption that you'd start out with [WISC](https://confluence.ecmwf.int/display/CKB/Synthetic+Windstorm+Events+for+Europe+from+1986+to+2011%3A+Product+User+Guide) storm footprint data in netCDF format. This notebook works with a demo dataset. If you would like to work with the real data: (1) Please follow the link and download the file C3S_WISC_FOOTPRINT_NETCDF_0100.tgz from the Copernicus Windstorm Information Service, (2) unzip it (3) uncomment the last two lines in the following codeblock and (4) adjust the variable \"WISC_files\".\n",
     "\n",
     "We first construct an instance and then point the reader at a directory containing compatible `.nc` files. Since there are other files in there, we must be explicit and use a globbing pattern; supplying incompatible files will make the reader fail.\n",
     "\n",
@@ -42,17 +42,7 @@
    "cell_type": "code",
    "execution_count": 2,
    "metadata": {},
-   "outputs": [
-    {
-     "name": "stderr",
-     "output_type": "stream",
-     "text": [
-      "$CLIMADA_SRC/climada/hazard/centroids/centr.py:822: UserWarning: Geometry is in a geographic CRS. Results from 'buffer' are likely incorrect. Use 'GeoSeries.to_crs()' to re-project geometries to a projected CRS before this operation.\n",
-      "\n",
-      "  xy_pixels = self.geometry.buffer(res / 2).envelope\n"
-     ]
-    }
-   ],
+   "outputs": [],
    "source": [
     "from climada.hazard import StormEurope\n",
     "from climada.util.constants import WS_DEMO_NC\n",
@@ -85,10 +75,10 @@
        "\u001b[0;31mFile:\u001b[0m           ~/code/climada_python/climada/hazard/storm_europe.py\n",
        "\u001b[0;31mDocstring:\u001b[0m     \n",
        "A hazard set containing european winter storm events. Historic storm\n",
-       "events can be downloaded at http://wisc.climate.copernicus.eu/ and read\n",
+       "events can be downloaded at https://cds.climate.copernicus.eu/ and read\n",
        "with `from_footprints`. Weather forecasts can be automatically downloaded from\n",
        "https://opendata.dwd.de/ and read with from_icon_grib(). Weather forecast\n",
-       "from the COSMO-Consortium http://www.cosmo-model.org/ can be read with\n",
+       "from the COSMO-Consortium https://www.cosmo-model.org/ can be read with\n",
        "from_cosmoe_file().\n",
        "\n",
        "Attributes\n",