{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:20:15.089653", "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-Jul-28_to_2019-Aug-02_298.5_-7.5"}, "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": 2019070003015}, "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 28 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 02 2019"}, "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": 76546.62573469168}, "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": ["Brazil"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.South-America", "South-American-Monsoon"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["South 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": -7.5}, "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": 298.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "298.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 297.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 301.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -9.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -6.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-07-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-61.5, -6.75], [-60.97, -6.97], [-60.75, -7.5], [-60.97, -8.03], [-61.5, -8.25], [-62.03, -8.03], [-62.25, -7.5], [-62.03, -6.97], [-61.5, -6.75]]]]}, "2019-07-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-61.5, -6.75], [-60.97, -6.97], [-60.75, -7.5], [-60.85, -7.75], [-60.75, -8.0], [-60.97, -8.53], [-61.5, -8.75], [-61.75, -8.65], [-62.0, -8.75], [-62.53, -8.53], [-62.75, -8.0], [-62.53, -7.47], [-62.18, -7.32], [-62.03, -6.97], [-61.5, -6.75]]]]}, "2019-07-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-63.03, -6.97], [-62.5, -6.75], [-62.25, -6.85], [-62.0, -6.75], [-61.75, -6.85], [-61.5, -6.75], [-61.25, -6.85], [-61.0, -6.75], [-60.75, -6.85], [-60.5, -6.75], [-60.25, -6.85], [-60.0, -6.75], [-59.47, -6.97], [-59.32, -7.32], [-58.97, -7.47], [-58.75, -8.0], [-58.97, -8.53], [-59.5, -8.75], [-59.75, -8.65], [-60.0, -8.75], [-60.25, -8.65], [-60.32, -8.68], [-60.47, -9.03], [-61.0, -9.25], [-61.25, -9.15], [-61.5, -9.25], [-61.75, -9.15], [-62.0, -9.25], [-62.53, -9.03], [-62.68, -8.68], [-63.03, -8.53], [-63.25, -8.0], [-63.15, -7.75], [-63.25, -7.5], [-63.03, -6.97]]]]}, "2019-07-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-63.03, -6.97], [-62.68, -6.82], [-62.53, -6.47], [-62.0, -6.25], [-61.75, -6.35], [-61.5, -6.25], [-61.25, -6.35], [-61.0, -6.25], [-60.75, -6.35], [-60.5, -6.25], [-60.25, -6.35], [-60.0, -6.25], [-59.47, -6.47], [-59.25, -7.0], [-59.35, -7.25], [-59.32, -7.32], [-58.97, -7.47], [-58.75, -8.0], [-58.85, -8.25], [-58.82, -8.32], [-58.47, -8.47], [-58.25, -9.0], [-58.47, -9.53], [-59.0, -9.75], [-59.25, -9.65], [-59.5, -9.75], [-60.03, -9.53], [-60.18, -9.18], [-60.5, -9.04], [-61.0, -9.25], [-61.25, -9.15], [-61.5, -9.25], [-61.75, -9.15], [-62.0, -9.25], [-62.53, -9.03], [-62.68, -8.68], [-63.03, -8.53], [-63.25, -8.0], [-63.15, -7.75], [-63.25, -7.5], [-63.03, -6.97]]]]}, "2019-08-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-63.03, -6.97], [-62.68, -6.82], [-62.53, -6.47], [-62.0, -6.25], [-61.75, 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"Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.353578899371964, 1.409772911503424, 1.455605375969808, 1.8467561225556206, 1.9982047518817407, 1.6329425605767303]}}