{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:00:17.813160", "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": "2024-Jul-23_to_2024-Jul-28_251.5_26.5"}, "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": 2024070002394}, "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": "July 23 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 28 2024"}, "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": 92913.45111189465}, "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"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["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": 26.5}, "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": 249.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 252.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 24.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 30.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-108.53, 24.47], [-108.75, 25.0], [-108.65, 25.25], [-108.68, 25.32], [-108.75, 25.35], [-109.0, 25.25], [-109.53, 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{"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.Central-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-07-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-110.5, 29.25], [-111.03, 29.47], [-111.25, 30.0], [-111.03, 30.53], [-110.5, 30.75], [-110.0, 30.54], [-109.5, 30.75], [-108.97, 30.53], [-108.75, 30.0], [-108.97, 29.47], [-109.5, 29.25], [-110.0, 29.46], [-110.5, 29.25]]]]}, "2024-07-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-111.03, 29.47], [-111.25, 30.0], [-111.03, 30.53], [-110.5, 30.75], [-110.25, 30.65], [-110.0, 30.75], [-109.75, 30.65], [-109.5, 30.75], [-109.25, 30.65], [-109.0, 30.75], [-108.47, 30.53], [-108.32, 30.18], [-107.97, 30.03], [-107.75, 29.5], [-107.85, 29.25], [-107.75, 29.0], [-107.85, 28.75], [-107.75, 28.5], [-107.97, 27.97], [-108.5, 27.75], [-109.03, 27.97], [-109.18, 28.32], [-109.53, 28.47], [-109.68, 28.82], [-109.75, 28.85], [-110.0, 28.75], [-110.53, 28.97], [-110.68, 29.32], [-111.03, 29.47]]]]}, "2024-07-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-107.5, 23.75], [-108.03, 23.97], [-108.25, 24.5], [-108.03, 25.03], [-107.5, 25.25], [-106.97, 25.03], [-106.75, 24.5], [-106.97, 23.97], [-107.5, 23.75]]], [[[-111.25, 30.0], [-111.03, 30.53], [-110.5, 30.75], [-110.25, 30.65], [-110.0, 30.75], [-109.75, 30.65], [-109.5, 30.75], [-109.25, 30.65], [-109.0, 30.75], [-108.47, 30.53], [-108.32, 30.18], [-107.97, 30.03], [-107.75, 29.5], [-107.85, 29.25], [-107.75, 29.0], [-107.85, 28.75], [-107.75, 28.5], [-107.85, 28.25], [-107.75, 28.0], [-107.85, 27.75], [-107.82, 27.68], [-107.47, 27.53], [-107.25, 27.0], [-107.46000000000001, 26.5], [-107.25, 26.0], [-107.47, 25.47], [-108.0, 25.25], [-108.25, 25.35], [-108.5, 25.25], [-108.75, 25.35], [-109.0, 25.25], [-109.53, 25.47], [-109.75, 26.0], [-109.53, 26.53], 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maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2715889691020106, 2.024522270189276, 2.496532941010164, 2.5051239084756403, 1.8945741978842476, 2.119711912135639]}}