131040453update email address100016222generic_information_pageund1539852090164639542800164639542858<p>The East Coast of Lewis and Harris (ECLH) model is an implementation of the Finite Volume Community Ocean Model (FVCOM) and has a domain covering the whole of the Outer Hebrides, Skye and the Small Isles, and the north-west coast of Scotland. The model grid is unstructured with the highest horizontal resolution along most of the east coast of Lewis, where the&nbsp; node spacing is as small as 40 m but more typically 100 – 200 m. In the east of the domain, the north-west coast of Scotland, the node spacing is typically around 500 m. At the open boundary, the node spacing is approximately 3 km. The water column is resolved by 10 terrain following sigma layers, each representing 10 % of the water column.</p> <p>The main output from the model to date is a one year Climatology representing typical present day conditions (1990-2014). For this climatology, the model was forced by the wider Scottish Shelf Model (SSM) climatology at the open boundary. Effectively, the ECLH model is nested within the wider SSM. Climatological atmospheric forcing and freshwater input were also applied to the model. The wider SSM has a 1993 tidal component included, which was then applied to the ECLH climatology. The latest version of the climatology is ECLH 1.02.</p> filtered_html<p>The East Coast of Lewis and Harris (ECLH) model is an implementation of the Finite Volume Community Ocean Model (FVCOM) and has a domain covering the whole of the Outer Hebrides, Skye and the Small Isles, and the north-west coast of Scotland. The model grid is unstructured with the highest horizontal resolution along most of the east coast of Lewis, where the  node spacing is as small as 40 m but more typically 100 – 200 m. In the east of the domain, the north-west coast of Scotland, the node spacing is typically around 500 m. At the open boundary, the node spacing is approximately 3 km. The water column is resolved by 10 terrain following sigma layers, each representing 10 % of the water column.</p> <p>The main output from the model to date is a one year Climatology representing typical present day conditions (1990-2014). For this climatology, the model was forced by the wider Scottish Shelf Model (SSM) climatology at the open boundary. Effectively, the ECLH model is nested within the wider SSM. Climatological atmospheric forcing and freshwater input were also applied to the model. The wider SSM has a 1993 tidal component included, which was then applied to the ECLH climatology. The latest version of the climatology is ECLH 1.02.</p> 41060453SSM ELCH node spacingpublic://ssm_eclh_node_spacing.pngimage/png11868011539864564imageECLH model domain and node spacingECLH model domain and node spacingThe model domain and node spacing of the East Coast of Lewis and Harris modelThe model domain and node spacing of the East Coast of Lewis and Harris model<_drafty_revision_requested>FIELD_LOAD_CURRENT1ECLH model domain and node spacing24801772248017721964<p><strong>Model Runs and Versions</strong></p> <p>The model versions/runs listed each have a different computational grid and/or use different forcing data. This is reflected in the version numbering convention where the first number indicates the grid version and the second indicates the model run and/or the forcing data used. Rows where the text is gray indicate that the model version has been surpassed with a later version, usually listed directly below. For example, ECLH&nbsp;1.01 was replaced by ECLH&nbsp;1.02.</p> <table align="left" border="1" cellpadding="1" cellspacing="1" summary="The main SSM model runs to date"> <thead> <tr> <th scope="col" style="width:10%">Version Number</th> <th scope="col" style="width:15%">Time Period</th> <th scope="col" style="width:15%">Description</th> <th scope="col" style="width:15%">Boundary Forcing</th> <th scope="col" style="width:15%">Atmospheric Forcing</th> <th scope="col" style="width:15%">Fresh Water Forcing</th> <th scope="col" style="width:5%">FVCOM Version</th> <th scope="col" style="width:10%">DOI</th> </tr> </thead> <tbody> <tr> <td><span style="color:#A9A9A9">ECLH 1.01</span></td> <td><span style="color:#A9A9A9">6 month climatology (1 May - 1 Nov) representing 1960 - 2004</span></td> <td><span style="color:#A9A9A9">Original ECLH grid with climatological forcing</span></td> <td><span style="color:#A9A9A9">The wider SSM version 1.01</span></td> <td><span style="color:#A9A9A9">Climatology derived from ECMWF ERA-40 and ERA-Interim (1960-2004)</span></td> <td><span style="color:#A9A9A9">Grid2Grid&nbsp;climatology (1962-2011)</span></td> <td><span style="color:#A9A9A9">3.1.6</span></td> <td>&nbsp;</td> </tr> <tr> <td>ECLH 1.02</td> <td>1 year climatology representing 1990 - 2014</td> <td>Original ECLH&nbsp;grid&nbsp;with updated climatological forcing</td> <td>The wider SSM version 2.01</td> <td>Climatology derived from ECMWF&nbsp;ERA-Interim (1990-2014)</td> <td>Grid2Grid&nbsp;climatology (1962-2011)</td> <td>&nbsp;</td> <td> <p><a href="https://doi.org/10.7489/12042-1">10.7489/12042-1</a></p> </td> </tr> </tbody> </table> <p>If you are interested in any of these models, or the model outputs, please contact the Marine Scotland Science Oceanography group (mss.oceanography@gov.scot). Some reduced precision model outputs of selected variables are available for download by following the links in the data sources table below and/or following the DOI links.</p> full_html<p><strong>Model Runs and Versions</strong></p> <p>The model versions/runs listed each have a different computational grid and/or use different forcing data. This is reflected in the version numbering convention where the first number indicates the grid version and the second indicates the model run and/or the forcing data used. Rows where the text is gray indicate that the model version has been surpassed with a later version, usually listed directly below. For example, ECLH 1.01 was replaced by ECLH 1.02.</p> <table align="left" border="1" cellpadding="1" cellspacing="1" summary="The main SSM model runs to date"> <thead> <tr> <th scope="col" style="width:10%">Version Number</th> <th scope="col" style="width:15%">Time Period</th> <th scope="col" style="width:15%">Description</th> <th scope="col" style="width:15%">Boundary Forcing</th> <th scope="col" style="width:15%">Atmospheric Forcing</th> <th scope="col" style="width:15%">Fresh Water Forcing</th> <th scope="col" style="width:5%">FVCOM Version</th> <th scope="col" style="width:10%">DOI</th> </tr> </thead> <tbody> <tr> <td><span style="color:#A9A9A9">ECLH 1.01</span></td> <td><span style="color:#A9A9A9">6 month climatology (1 May - 1 Nov) representing 1960 - 2004</span></td> <td><span style="color:#A9A9A9">Original ECLH grid with climatological forcing</span></td> <td><span style="color:#A9A9A9">The wider SSM version 1.01</span></td> <td><span style="color:#A9A9A9">Climatology derived from ECMWF ERA-40 and ERA-Interim (1960-2004)</span></td> <td><span style="color:#A9A9A9">Grid2Grid climatology (1962-2011)</span></td> <td><span style="color:#A9A9A9">3.1.6</span></td> <td> </td> </tr> <tr> <td>ECLH 1.02</td> <td>1 year climatology representing 1990 - 2014</td> <td>Original ECLH grid with updated climatological forcing</td> <td>The wider SSM version 2.01</td> <td>Climatology derived from ECMWF ERA-Interim (1990-2014)</td> <td>Grid2Grid climatology (1962-2011)</td> <td> </td> <td> <p><a href="https://doi.org/10.7489/12042-1">10.7489/12042-1</a></p> </td> </tr> </tbody> </table> <p>If you are interested in any of these models, or the model outputs, please contact the Marine Scotland Science Oceanography group (<a href="mailto:mss.oceanography@gov.scot">mss.oceanography@gov.scot</a>). Some reduced precision model outputs of selected variables are available for download by following the links in the data sources table below and/or following the DOI links.</p> 13797sioc:Itemfoaf:Documentdc:datedc:createdxsd:dateTimedate_iso8601dc:modifiedxsd:dateTimedate_iso8601content:encodedsioc:has_creatorrelfoaf:namesioc:num_repliesxsd:integersioc:last_activity_datexsd:dateTimedate_iso8601https://marine.gov.scot/?q=information/east-coast-lewis-and-harris-modelrory0a:6:{s:16:"ckeditor_default";s:1:"t";s:20:"ckeditor_show_toggle";s:1:"t";s:14:"ckeditor_width";s:4:"100%";s:13:"ckeditor_lang";s:2:"en";s:18:"ckeditor_auto_lang";s:1:"t";s:7:"overlay";i:1;}12660913104016222needs_reviewpublished58164639542811164639542812660913104016222needs_reviewpublished58164639542811164639542812660913104016222needs_reviewpublished581646395428111646395428