{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:19:28.459745", "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": "2019-Mar-29_to_2019-Apr-02_250.0_22.5"}, "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": 2019030002762}, "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": "March 29 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "April 02 2019"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 117033.65055401975}, "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", "N.Pacific-Ocean"]}, "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": ["North Pacific Ocean"]}, "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": 22.5}, "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": 250.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "250.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 246.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 251.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 20.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 24.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-03-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-113.03, 24.53], [-112.68, 24.68], [-112.53, 25.03], [-112.0, 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23.68], [-109.47, 23.53], [-109.3, 23.13], [-109.0, 23.25], [-108.47, 23.03], [-108.25, 22.5], [-108.35, 22.25], [-108.32, 22.18], [-107.97, 22.03], [-107.75, 21.5], [-107.97, 20.97], [-108.5, 20.75], [-109.03, 20.97], [-109.18, 21.32], [-109.25, 21.35], [-109.5, 21.25], [-109.75, 21.35], [-110.0, 21.25], [-110.53, 21.47], [-110.68, 21.82], [-111.0, 21.96], [-111.5, 21.75], [-112.03, 21.97], [-112.2, 22.38], [-112.5, 22.25], [-113.03, 22.47], [-113.25, 23.0], [-113.04, 23.5], [-113.25, 24.0], [-113.03, 24.53]]]]}, "2019-03-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-113.75, 23.5], [-113.53, 24.03], [-113.18, 24.18], [-113.03, 24.53], [-112.68, 24.68], [-112.53, 25.03], [-112.0, 25.25], [-111.75, 25.15], [-111.5, 25.25], [-111.25, 25.15], [-111.0, 25.25], [-110.47, 25.03], [-110.25, 24.5], [-110.35, 24.25], [-110.32, 24.18], [-109.97, 24.03], [-109.82, 23.68], [-109.47, 23.53], [-109.32, 23.18], [-109.25, 23.15], [-109.0, 23.25], [-108.47, 23.03], [-108.25, 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anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.799098140842263, 1.825789150127171, 2.3760849100295216, 2.5006042075932915, 1.958968960671574]}}