{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:50:47.575804", "data_source": "ERA5", "website": "http://wexa.jamstec.go.jp", "Author": "Patrick Martineau"}, "event_id": {"name": "Event ID", "description": "A unique identifier based on: beginning_date, end_date, longitude, and latitude", "value": "2012-Jun-17_to_2012-Jun-22_251.5_29.5"}, "event_label": {"name": "Event label", "description": "Integer-valued grid identifier that uniquely labels each detected extreme event in space and time, consistent with the corresponding labels stored in the NetCDF dataset.", "value": 2012060002724}, "status": {"name": "Status", "description": "An ongoing event denotes an event that lasts up to the latest data available. These events are subject to change as newer data is added.", "value": false}, "start_date": {"name": "Start date", "description": "First date on which grid points are under the influence of an event", "value": "June 17 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 22 2012"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "figures_available": {"name": "Figures available", "description": "True if figures were pre-generated for this event", "value": true}, "detection_var": {"name": "Detection variable", "description": "Variable used for the detection scheme", "value": "t2m"}, "event_type": {"name": "Event type", "description": "Type of the event detected", "value": "Heat wave"}, "area": {"name": "Area", "description": "The area (in square meters) encompassing all grid points under the influence of an event during its lifetime.", "value": 51735.21512538914}, "countries_affected": {"name": "Countries affected", "description": "The ArcGIS geocoding API (https://developers.arcgis.com/rest/geocode/) is used to obtain a list of all the countries affected by an event during its lifetime.", "value": ["Mexico"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.Central-America"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["North America"]}, "oceans_affected": {"name": "Ocean basins affected", "description": "The ArcGIS geocoding API (https://developers.arcgis.com/rest/geocode/) is used to obtain a list of all the ocean basins affected by an event during its lifetime.", "value": []}, "center_lat": {"name": "Center latitude", "description": "Latitude of the maximum time-integrated standardized t2m anomalies. Only t2m of the same polarity as the events are considered (positive T2m for a HW, for instance). The centre is thus representative of both the severity and persistence of anomalies.", "value": 29.5}, "center_lon": {"name": "Center longitude", "description": "Longitude of the maximum time-integrated standardized t2m anomalies. Only t2m of the same polarity as the events are considered (positive T2m for a HW, for instance). The centre is thus representative of both the severity and persistence of anomalies.", "value": 251.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "251.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 249.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 252.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 26.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 29.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-06-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-111.15, 29.25], [-111.25, 29.5], [-111.03, 30.03], [-110.5, 30.25], [-109.97, 30.03], [-109.82, 29.68], [-109.47, 29.53], [-109.32, 29.18], [-108.97, 29.03], [-108.82, 28.68], [-108.47, 28.53], [-108.32, 28.18], [-107.97, 28.03], [-107.82, 27.68], [-107.47, 27.53], [-107.25, 27.0], [-107.47, 26.47], [-107.82, 26.32], [-107.97, 25.97], [-108.5, 25.75], [-109.03, 25.97], [-109.18, 26.32], [-109.53, 26.47], [-109.75, 27.0], [-109.62, 27.3], [-110.03, 27.47], [-110.18, 27.82], [-110.25, 27.85], [-110.5, 27.75], [-111.03, 27.97], [-111.25, 28.5], [-111.15, 28.75], [-111.25, 29.0], [-111.15, 29.25]]]]}, "2012-06-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-111.15, 29.25], [-111.25, 29.5], [-111.03, 30.03], [-110.5, 30.25], [-109.97, 30.03], [-109.82, 29.68], [-109.47, 29.53], [-109.32, 29.18], [-109.2, 29.13], [-109.15, 29.25], [-109.25, 29.5], [-109.03, 30.03], [-108.5, 30.25], [-108.25, 30.15], [-108.0, 30.25], [-107.47, 30.03], [-107.25, 29.5], [-107.46, 29.0], [-107.25, 28.5], [-107.35, 28.25], [-107.25, 28.0], [-107.46, 27.5], [-107.25, 27.0], [-107.47, 26.47], [-107.82, 26.32], [-107.97, 25.97], [-108.5, 25.75], [-109.03, 25.97], [-109.18, 26.32], [-109.53, 26.47], [-109.75, 27.0], [-109.62, 27.3], [-110.03, 27.47], [-110.18, 27.82], [-110.25, 27.85], [-110.5, 27.75], [-111.03, 27.97], [-111.25, 28.5], [-111.15, 28.75], [-111.25, 29.0], [-111.15, 29.25]]]]}, "2012-06-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-111.15, 29.25], [-111.25, 29.5], [-111.03, 30.03], [-110.5, 30.25], [-109.97, 30.03], [-109.82, 29.68], [-109.47, 29.53], [-109.32, 29.18], [-109.2, 29.13], [-109.15, 29.25], [-109.25, 29.5], [-109.03, 30.03], [-108.5, 30.25], [-108.25, 30.15], [-108.0, 30.25], [-107.47, 30.03], [-107.25, 29.5], [-107.46, 29.0], [-107.25, 28.5], [-107.35, 28.25], [-107.25, 28.0], [-107.46, 27.5], [-107.25, 27.0], [-107.47, 26.47], [-107.82, 26.32], [-107.97, 25.97], [-108.5, 25.75], [-109.03, 25.97], [-109.18, 26.32], [-109.53, 26.47], [-109.75, 27.0], [-109.62, 27.3], [-110.03, 27.47], [-110.18, 27.82], [-110.25, 27.85], [-110.5, 27.75], [-111.03, 27.97], [-111.25, 28.5], [-111.15, 28.75], [-111.25, 29.0], [-111.15, 29.25]]]]}, "2012-06-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-109.03, 30.03], [-108.5, 30.25], [-108.25, 30.15], [-108.0, 30.25], [-107.47, 30.03], [-107.25, 29.5], [-107.46, 29.0], [-107.25, 28.5], [-107.35, 28.25], [-107.25, 28.0], [-107.47, 27.47], [-108.0, 27.25], [-108.25, 27.35], [-108.5, 27.25], [-109.03, 27.47], [-109.25, 28.0], [-109.04, 28.5], [-109.25, 29.0], [-109.15, 29.25], [-109.25, 29.5], [-109.03, 30.03]]]]}, "2012-06-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-108.5, 30.25], [-107.97, 30.03], [-107.75, 29.5], [-107.97, 28.97], [-108.5, 28.75], [-109.03, 28.97], [-109.25, 29.5], [-109.03, 30.03], [-108.5, 30.25]]]]}, "2012-06-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-108.5, 30.25], [-107.97, 30.03], [-107.75, 29.5], [-107.97, 28.97], [-108.5, 28.75], [-109.03, 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