{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:50:33.750841", "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-May-27_to_2012-Jun-02_285.0_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": 2012050002925}, "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": "May 27 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 02 2012"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 94840.6008769011}, "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": ["Colombia", "Panama"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.W.South-America", "S.Central-America"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["North America", "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": 285.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "285.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 279.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 286.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 6.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 9.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-05-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-79.5, 9.75], [-79.25, 9.65], [-79.0, 9.75], [-78.75, 9.65], 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7.82]]]]}, "2012-05-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-79.5, 9.75], [-79.25, 9.65], [-79.0, 9.75], [-78.75, 9.65], [-78.5, 9.75], [-77.97, 9.53], [-77.82, 9.18], [-77.75, 9.15], [-77.5, 9.25], [-77.0, 9.04], [-76.68, 9.18], [-76.53, 9.53], [-76.18, 9.68], [-76.03, 10.03], [-75.5, 10.25], [-75.25, 10.15], [-75.0, 10.25], [-74.47, 10.03], [-74.32, 9.68], [-73.97, 9.53], [-73.82, 9.18], [-73.47, 9.03], [-73.25, 8.5], [-73.46, 8.0], [-73.25, 7.5], [-73.47, 6.97], [-73.82, 6.82], [-73.97, 6.47], [-74.5, 6.25], [-74.75, 6.35], [-74.82, 6.32], [-74.97, 5.97], [-75.5, 5.75], [-76.03, 5.97], [-76.25, 6.5], [-76.15, 6.75], [-76.2, 6.88], [-76.5, 6.75], [-77.0, 6.96], [-77.5, 6.75], [-77.75, 6.85], [-78.0, 6.75], [-78.53, 6.97], [-78.75, 7.5], [-78.54, 8.0], [-78.68, 8.32], [-78.75, 8.35], [-79.0, 8.25], [-79.25, 8.35], [-79.32, 8.32], [-79.47, 7.97], [-80.0, 7.75], [-80.53, 7.97], [-80.75, 8.5], [-80.53, 9.03], [-80.18, 9.18], [-80.03, 9.53], [-79.5, 9.75]], [[-75.68, 7.82], [-75.75, 7.85], [-75.82, 7.82], [-75.85, 7.75], [-75.8, 7.62], [-75.68, 7.68], [-75.65, 7.75], [-75.68, 7.82]]]]}, "2012-05-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-79.5, 9.75], [-79.25, 9.65], [-79.0, 9.75], [-78.75, 9.65], [-78.5, 9.75], [-77.97, 9.53], [-77.82, 9.18], [-77.75, 9.15], [-77.5, 9.25], [-77.0, 9.04], [-76.68, 9.18], [-76.53, 9.53], [-76.18, 9.68], [-76.03, 10.03], [-75.5, 10.25], [-75.25, 10.15], [-75.0, 10.25], [-74.47, 10.03], [-74.32, 9.68], [-73.97, 9.53], [-73.82, 9.18], [-73.47, 9.03], [-73.25, 8.5], [-73.46, 8.0], [-73.25, 7.5], [-73.47, 6.97], [-73.82, 6.82], [-73.97, 6.47], [-74.5, 6.25], [-74.75, 6.35], [-74.82, 6.32], [-74.97, 5.97], [-75.5, 5.75], [-76.03, 5.97], [-76.25, 6.5], [-76.15, 6.75], [-76.2, 6.88], [-76.5, 6.75], [-77.0, 6.96], [-77.5, 6.75], [-77.75, 6.85], [-78.0, 6.75], [-78.53, 6.97], [-78.75, 7.5], [-78.54, 8.0], [-78.68, 8.32], [-78.75, 8.35], [-79.0, 8.25], [-79.25, 8.35], [-79.32, 8.32], [-79.47, 7.97], [-80.0, 7.75], [-80.53, 7.97], [-80.75, 8.5], [-80.53, 9.03], [-80.18, 9.18], [-80.03, 9.53], [-79.5, 9.75]], [[-75.68, 7.82], [-75.75, 7.85], [-75.82, 7.82], [-75.85, 7.75], [-75.8, 7.62], [-75.68, 7.68], [-75.65, 7.75], [-75.68, 7.82]]]]}, "2012-05-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-75.53, 8.53], [-75.18, 8.68], [-75.03, 9.03], [-74.5, 9.25], [-74.25, 9.15], [-74.0, 9.25], [-73.47, 9.03], [-73.25, 8.5], [-73.46, 8.0], [-73.25, 7.5], [-73.47, 6.97], [-73.82, 6.82], [-73.97, 6.47], [-74.5, 6.25], [-74.75, 6.35], [-75.0, 6.25], [-75.53, 6.47], [-75.75, 7.0], [-75.54, 7.5], [-75.75, 8.0], [-75.53, 8.53]]]]}, "2012-05-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-75.0, 8.25], [-74.47, 8.03], [-74.25, 7.5], [-74.47, 6.97], [-75.0, 6.75], [-75.53, 6.97], [-75.75, 7.5], [-75.53, 8.03], [-75.0, 8.25]]]]}, "2012-06-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-75.0, 8.25], [-74.47, 8.03], [-74.25, 7.5], [-74.47, 6.97], [-75.0, 6.75], [-75.53, 6.97], [-75.75, 7.5], [-75.53, 8.03], [-75.0, 8.25]]]]}, "2012-06-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-75.0, 8.25], [-74.47, 8.03], [-74.25, 7.5], [-74.47, 6.97], [-75.0, 6.75], [-75.53, 6.97], [-75.75, 7.5], [-75.53, 8.03], [-75.0, 8.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.6877432880330616}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.4888844405340202}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.862364348166864, 26.755844165977408, 27.20186907921442, 27.30514754580264, 27.55248878547343, 27.731670991576664, 28.10258997326241]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.75479654914585, 29.428534681972167, 30.482419950112615, 28.733360762624727, 27.55248878547343, 27.731670991576664, 28.10258997326241]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.4068740165871114, 1.2728465058201495, 1.7136913071774231, 1.6864146145485148, 1.5723042936468232, 1.6885910076445043, 2.011522630801039]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.370524666061499, 1.8409441836240603, 2.6877432880330616, 2.364287451887833, 1.5723042936468232, 1.6885910076445043, 2.011522630801039]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.579540065927173, 1.5086715872131728, 2.0023491768733206, 1.5496844775249945, 1.4454654390406643, 1.5383915881898842, 1.760918187518687]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.0171382657353156, 1.8987551279188062, 2.5657589549898483, 1.8382373710032582, 1.4454654390406643, 1.5383915881898842, 1.760918187518687]}}