Innovation, Science and Economic Development Canada (ISED) works with Canadians in all areas of the economy and in all parts of the country to improve conditions for investment, enhance Canada's innovation performance, increase Canada's share of global trade and build a fair, efficient and competitive marketplace.We are the federal institution that leads the Innovation, Science and … L. Ballagh prepared this document based on SIGRID-3 guidelines (IOC 2004), CIS SIGRID-3 implementation (CIS 2006), the metadata files, and on correspondence with R. Chagnon and F. Fetterer. PLEASE NOTE: You only need to fill this form out once. The Canadian Ice Service (CIS) produces digital Arctic regional sea ice charts for marine navigation, climate research, and input to the Global Digital Sea Ice Data Bank (GDSIDB). Huge ice island breaks off from Greenland glacier The first broke off sometime around July 22 and the second in the night of July 23 to 24," Luc Desjardins, a senior iceberg forecaster for the Canadian Ice Service , said on Tuesday. Canadian Ice Service ice analyst Adrienne White took a photo of cracks of the Milne Ice Shelf, which just broke apart. Explore the beautiful Grand Hall, chapel, ice slide, rooms and suites, and finish your tour at the Ice Bar with a delicious cocktail served in a glass made of ice. 23, WMO/TD-No. Permits multiple charts per dayÂ, Sea Ice > Sea Ice Concentration > SEA ICE CONCENTRATION, The Canadian Ice Service chose to exclude the style sheet reference to the, Northern Canadian waters: Weekly (summer) and bi-weekly (winter), Southern Canadian waters: Weekly (winter); files are not produced in the summer. The only exception is the Regional Ice Analysis source information where we use the previous publication date". Further, the beginning portion of a metadata file is also displayed (Figure 8). The ice charts are created through the manual analysis of in situ, satellite, and aerial reconnaissance data. NSE Gainer-Large Cap . Smith, O. P. 2000. Observers Guide to Sea Ice. The CIS followed the SIGRID-3 (IOC 2004) instructions for decoding sea ice, but made a few modifications to the SIGRID-3 metadata files (.xml). The Canadian Ice Service (CIS) produces digital Arctic regional sea ice charts for marine navigation, climate research, and input to the Global Digital Sea Ice Data Bank (GDSIDB). Here is the beginning portion of metadata from cis_SGRDRHB_20080324_pl_a.xml that corresponds to Figure 2. Canadian Ice Service videos and latest news articles; GlobalNews.ca your source for the latest news on Canadian Ice Service . This data set covers the Canadian Arctic regions including Northern Canadian waters (Western Arctic, Eastern Arctic, and Hudson Bay) and Southern Canadian waters (Great Lakes and East Coast). The top level of the directory structure, G02171, is divided into five main directories (one for each region of this data set): East_Coast, Eastern_Arctic, Great_Lakes, Hudson_Bay, and Western_Arctic. The Canadian Ice Service (CIS) is an operational data provider with a primary objective of serving the operational user community. Ice Forecaster, Canadian Ice Service, Meteorological Service of Canada Environment and Climate Change Canada Feb 2019 - Present 1 year 11 months. 1214: ftp://ftp.wmo.int/Documents/PublicWeb/amp/mmop/documents/JCOMM-TR/J-TR-23-SIGRID3/JCOMM-TR23-SIGRID3.pdf. The Canadian Ice Service maps fast ice weekly via satellite-image analysis to prepare regional ice charts (Environment Canada, 2013), on which fast ice is uniquely coded as 10/10 ice concentration. For a more complete history of the egg code and ice chart digitization, including a summary of the SIGRID-3 format, see the History of Ice Chart Digitization section of the National Ice Center Arctic Sea Ice Charts and Climatologies in Gridded Format documentation and the material at the Global Digital Sea Ice Data Bank site.Â. These modified coastlines for North America are incorporated into data products generated by CIS. A joint University of Calgary–Canadian Ice Service poster presented at the 2006 annual American Geophysical Union meeting.) WVS+ was produced by the National Geospatial-Intelligence Agency (NGA), formerly the National Imagery and Mapping Agency (NIMA). We would like to show you a description here but the site won’t allow us. Users can look at MANICE (Environment Canada 2005) for more information. Each set of files is combined into a tar file (.tar) for distribution. The SIGRID-3 look-up table converts the ice codes into meaningful sea ice characteristics. The CIS takes input from various sources such as satellites, aerial reconnaissance, and ship reports based on data availability. Canadian Ice Service Made entirely of snow and ice, this architectural marvel is a wonder to behold. Tivy, A., S. E. L. Howell, B. Alt, S. McCourt, R. Chagnon, G. Crocker, T. Carrieres, and J. J. Yackel. Also get marine forecasts, sea ice conditions, wave modelling information and sea surface temperatures. Figure 3 displays these regions. The CIS uses the operational Ice Service Integrated System (ISIS) to create the regional ice charts based on MANICE procedures (Environment Canada 2005). No FAQs or How Tos available for this data set. “The Canadian Ice Service, an arm of Environment Canada, said there is 10 per cent more ice this year compared to the 30-year average. May 2018: A. Windnagel updated Figure 2 to describe the change in format for data starting 30 May 2018.  This method worked well, but then the digital era emerged and operational centers shifted their focus from paper charts to digital ice charts and used GIS techniques to process data and produce ice charts. The ice charts have information on ice concentration, stage of development, and ice form, following World Meteorological Organization terminology. Connect with the latest marine alerts coming from the Authoritative Source of Weather Alerts 24/7; Environment Canada. Environment Canada, 14 pp. National Ice Center. Originally, operational data centers denoted ice characteristics by grouping the ice with similar characteristics into polygons. 2006. Canadian Ice Service SIGRID-3 Implementation 2006. Within each year is the tar file that contains the shapefile and the associated metadata file. Canadian Ice Service Seasonal Summary - For Canadian Arctic Waters - Summer 2005 -17- Sound and in northern Larsen Sound. Document edited by A. Windnagel. The floe edge is now about 30 nautical miles down Frobisher Bay. Note: The specific geographic coordinates for each region are listed in the metadata associated with that region. Dan Fequet Lupin 1,018.20 87.7. Users should note that this list of sources is comprehensive and lists all possible data sources, not just the data sources that directly relate to that shapefile. Queen Maud Gulf remained open water for the first half of September but prevailing northerly winds during the second half resulted in a significant amount of old ice drifting into the northwestern section of the Gulf. World Meteorological Organization, Geneva, Report, World Climate Program, 28 pp. “We’re ahead of the game,” Langis said of the early retreat of ice in Frobisher Bay. These deviations from the CIS SIGRID-3 metadata format (noted almost verbatim from CIS 2006) are listed below: There were also modifications made at the CIS to the coastlines as noted in CIS 2006: SIGRID-3 files issued from CIS contain coastline vector features which are derived from the Digital Chart of the World (DCW) data set of 1993. SIGRID-3 : A Vector Archive Format for Sea Ice Charts. For more information, see our Use and Copyright Web page. Page 2 – June-29-11 What we do: •The leading authority for information about ice in Canadian navigable waters. Users should note that the CIS has produced regional ice charts since 1968 in .e00 format, but these files are not included in this SIGRID-3 data set. We work to promote safe and efficient maritime operations and to help protect Canada's environment. No technical references available for this data set. The SIGRID-3 format includes several files: a shape file (.shp), with associated files (.dbf, .prj, .shx), and a metadata file (.xml). Latest ice conditions, U.S. National Ice Center: USNIC's mission is to provide global to tactical scale ice and snow products, ice forecasting, and other environmental intelligence services for the United States government. Exchange for Local Observations and Knowledge of the Arctic (ELOKA), NASA Distributed Active Archive Center at NSIDC (NSIDC DAAC), All About Arctic Climatology & Meteorology, Canadian Ice Service SIGRID-3 Implementation 2006, Arctic and Southern Ocean Sea Ice Concentrations, Environmental Working Group Joint U.S.-Russian Arctic Sea Ice Atlas, National Ice Center Arctic Sea Ice Charts and Climatologies in Gridded Format, Sea Ice Charts of the Russian Arctic in Gridded Format, 1933-2006, The Dehn Collection of Arctic Sea Ice Charts, 1953-1986, An Electronic Atlas of Great Lakes Ice Cover, Winters 1973-2002, Sea Ice Climatic Atlas: Northern Canadian Waters 1971-2000, http://response.restoration.noaa.gov/sites/default/files/Sea_Ice_Guide.pdf, Sea Ice Index (Passive microwave satellite data), MASIE (Daily sea ice extent, multi-source), Denotes that this file is from the Canadian Ice Service, Version number. Data begin in 2006 when production of the ice charts in SIGRID-3 format began. These sea ice charts begin in 2006 and cover the following regions of the Canadian Arctic: Northern Canadian waters (Western Arctic, Eastern Arctic, and Hudson Bay) and Southern Canadian waters (Great Lakes and East Coast). The Canadian Ice Service's mission is to provide the most timely and accurate information about ice in Canada's navigable waters. Each ice chart contains up to 72 hours of input data. 2004. Categories. Not all potential sources of error have been identified. With this digital transformation came a shift from the paper egg codes to a digital representation of sea ice conditions. Most of the ice on Frobisher Bay should be melted out by early July, says a forecaster with the Canadian Ice Service, as this year's melt in the Eastern Arctic is weeks ahead of schedule. NSIDC renames the projection file to correspond to the shapefile file name in each tar file. Methods for Regridding AARI Data in SIGRID Format to the EASE-Grid Projection. That’s closer than usual, and it’s not as extensive, confirmed Gilles Langis, a senior ice forecaster with the Canadian Ice Service. Apply Now! NSIDC adds a projection (.prj) file to each tar file received from CIS. As a condition of using these data, you must cite the use of this data set using the following citation. For example, in Figure 2, the Total Ice Concentration (CT) value of 80 translates to a CT of 8/10 (IOC 2004). 373 Sussex Drive, Block E The start date of the data for each region differs. Most relevant lists of abbreviations for CIS (Canadian Ice Service) These data are available in SIGRID-3 format. For the latest ice conditions, click the appropriate region on the map. Proposed Format for Gridded Sea Ice Information (SIGRID). Shapefiles from 01 March 2006 through 24 July 2011 use the following projection in the projection file (.prj): Shapefiles after 24 July 2011, use the following projection in the projection file (.prj): Temporal coverage spans from 2006 to the present. conditions on the source information. This format has evolved over time with the latest version, which is now a vector format, called SIGRID-3 (IOC 2004). See the section on Other Related Data Collections and References and Related Publications for more information. 2011. The Canadian Ice Service (CIS) Digital Archive (CISDA) is a compilation of the weekly operational Regional Ice Charts that cover Canadian waters. Each region directory is further broken down by the four-digit year. Nifty 11,178.40-122.05. The purpose of the NAIS Iceberg Bulletin and Chart is to advise mariners of the estimated iceberg extent within the region. The Manual of Standard Procedures for Observing and Reporting Ice Conditions (MANICE) is the authoritative guide produced by the CIS that explains how sea ice charts are produced (Environment Canada 2005). Nili offers Canadian hosted Business email, website and domain. The North American Ice Service provides year-round maritime safety information on iceberg and sea ice conditions in the vicinity of the Grand Banks of Newfoundland and the east coast of Labrador, Canada. The tar files are named according to the following convention and as described in Table 1: Within each tar (.tar) file, there are four files that constitute a shapefile (.shp, .shx, .dbf, and .prj) and an associated metadata file (.xml). Digital media. Intergovernmental Oceanographic Commission of UNESCO. The time stamp is GMT and corresponds to the time that the file was created. What's hot in the news around climate and sea ice and what are scientists talking about now? Expedition to a Crumbling Ice Shelf. The shapefiles and their associated metadata files are named according to the following convention and as described in Table 2: Note: In some cases, the original files needed to be replaced with newer files. Data on sea ice and climate in North American waters, including the Western Arctic, Eastern Arctic, Hudson Bay, Great Lakes, and the East Coast. Issuing authority: Assistant Deputy Minister, Meteorological Service of Canada: http://www.ec.gc.ca/glaces-ice/default.asp?lang=En&n=08D7D137-1. Trends and variability in summer sea ice cover in the Canadian Arctic based on the Canadian Ice Service Digital Archive, 1960–2008 and 1968–2008. J. Geophys. Would you like to receive updates and notifications regarding this data set? Scientists blog from Antarctica and provide a glimpse of what it's like to do research in the field. Refer to Figure 4. Canadian Ice Service Collapse of Canada’s last intact ice shelf was only a matter of time: glaciologist Associate professor Derek Mueller says the split was inevitable but it … The metadata files for the various regions are very similar. The ice services of the International Ice Chart Working Group may also have collections. Within each area or polygon, ice was identified by an egg code. 8 • For the Canadian Arctic as a whole (including the southern Beaufort Sea, the Canadian Arctic Archipelago, Baffin Bay and Hudson Bay), ice coverage on For example: cis_SGRDRHB_20061211_pl_a.shp and cis_SGRDRHB_20061211_pl_a.prj. January 2011: A. Windnagel implented changes requested by Dan Fequet. Distribution of the data set from NSIDC is supported by funding from NOAA's National Environmental Satellite, Data, and Information Service (NESDIS) and the National Geophysical Data Center (NGDC). Ottawa, Ontario K1A0H3. 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