{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-05-20 10:52:23.633214", "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": "2026-Mar-15_to_2026-Mar-17_296.0_-14.5"}, "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": 2026030001866}, "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 15 2026"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 17 2026"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 95751.0706860001}, "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": ["Bolivia"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["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": -14.5}, "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": 296.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "296.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 292.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 297.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -16.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -12.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2026-03-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-67.75, -14.5], [-67.53, -13.97], [-67.0, -13.75], [-66.75, -13.85], [-66.5, -13.75], [-66.25, -13.85], [-66.0, -13.75], [-65.75, -13.85], [-65.62, -13.8], [-65.75, -13.5], [-65.65, -13.25], [-65.75, -13.0], [-65.53, -12.47], [-65.0, -12.25], [-64.75, -12.35], [-64.5, -12.25], [-64.25, -12.35], [-64.0, -12.25], [-63.75, -12.35], [-63.5, -12.25], [-62.97, -12.47], [-62.75, -13.0], [-62.85, -13.25], [-62.82, -13.32], [-62.47, -13.47], [-62.25, -14.0], [-62.47, -14.53], [-62.82, -14.68], [-62.85, -14.75], [-62.75, -15.0], [-62.97, -15.53], [-63.32, -15.68], [-63.47, -16.03], [-63.87, -16.2], [-63.75, -16.5], [-63.97, -17.03], [-64.5, -17.25], [-65.03, -17.03], [-65.18, -16.68], [-65.25, -16.65], [-65.5, -16.75], [-66.03, -16.53], [-66.18, -16.18], [-66.53, -16.03], [-66.68, -15.68], [-67.03, -15.53], [-67.18, -15.18], [-67.53, -15.03], [-67.75, -14.5]]]]}, "2026-03-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-67.75, -14.5], [-67.53, -13.97], [-67.0, -13.75], [-66.75, -13.85], [-66.5, -13.75], [-66.25, -13.85], [-66.0, -13.75], [-65.75, -13.85], [-65.62, -13.8], [-65.75, -13.5], [-65.65, -13.25], [-65.75, -13.0], [-65.53, -12.47], [-65.0, -12.25], [-64.75, -12.35], [-64.5, -12.25], [-64.25, -12.35], [-64.0, -12.25], [-63.75, -12.35], [-63.5, -12.25], [-62.97, -12.47], [-62.75, -13.0], [-62.85, -13.25], [-62.82, -13.32], [-62.47, -13.47], [-62.25, -14.0], [-62.47, -14.53], [-62.82, -14.68], [-62.85, -14.75], [-62.75, -15.0], [-62.97, -15.53], [-63.32, -15.68], [-63.47, -16.03], [-63.87, -16.2], [-63.75, -16.5], [-63.97, -17.03], [-64.5, -17.25], [-65.03, -17.03], [-65.18, -16.68], [-65.25, -16.65], [-65.5, -16.75], [-66.03, -16.53], [-66.18, -16.18], [-66.53, -16.03], [-66.68, -15.68], [-67.03, -15.53], [-67.18, -15.18], [-67.53, -15.03], [-67.75, -14.5]]]]}, "2026-03-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-67.75, -14.5], [-67.53, -13.97], [-67.0, -13.75], [-66.75, -13.85], [-66.5, -13.75], [-66.25, -13.85], [-66.0, -13.75], [-65.75, -13.85], [-65.62, -13.8], [-65.75, -13.5], [-65.65, -13.25], [-65.75, -13.0], [-65.53, -12.47], [-65.0, -12.25], [-64.75, -12.35], [-64.5, -12.25], [-64.25, -12.35], [-64.0, -12.25], [-63.75, -12.35], [-63.5, -12.25], [-62.97, -12.47], [-62.75, -13.0], [-62.85, -13.25], [-62.82, -13.32], [-62.47, -13.47], [-62.25, -14.0], [-62.47, -14.53], [-62.82, -14.68], [-62.85, -14.75], [-62.75, -15.0], [-62.97, -15.53], [-63.32, -15.68], [-63.47, -16.03], [-63.87, -16.2], [-63.75, -16.5], [-63.97, -17.03], [-64.5, -17.25], [-65.03, -17.03], [-65.18, -16.68], [-65.25, -16.65], [-65.5, -16.75], [-66.03, -16.53], [-66.18, -16.18], [-66.53, -16.03], [-66.68, -15.68], [-67.03, -15.53], [-67.18, -15.18], [-67.53, -15.03], [-67.75, -14.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.7033697276630164}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.8121182188554095}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.816772715250636, 27.855102793375693, 28.28475214640298]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.45256067911788, 28.427932993571005, 29.04880803426107]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.604764277313345, 1.6794318844695546, 2.152158494783329]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.066941126369443, 2.04115228934387, 2.7033697276630164]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.362264356552638, 1.466479988059348, 1.931819961230208]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6215050272225302, 1.9148438700051833, 2.164486214806906]}}