{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:35:24.227775", "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": "2023-May-18_to_2023-May-20_283.5_9.0"}, "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": 2023050002026}, "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 18 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 20 2023"}, "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": 79232.06608080807}, "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"]}, "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": ["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": ["Caribbean Sea"]}, "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": 9.0}, "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": 283.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "283.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 282.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 286.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 6.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 11.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2023-05-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-77.53, 10.53], [-77.0, 10.75], [-76.75, 10.65], [-76.5, 10.75], [-76.25, 10.65], [-76.18, 10.68], [-76.03, 11.03], [-75.5, 11.25], [-75.25, 11.15], [-75.18, 11.18], [-75.03, 11.53], [-74.5, 11.75], [-74.25, 11.65], [-74.0, 11.75], [-73.47, 11.53], [-73.25, 11.0], [-73.35, 10.75], [-73.32, 10.68], [-72.97, 10.53], [-72.75, 10.0], [-72.97, 9.47], [-73.5, 9.25], [-73.75, 9.35], [-74.0, 9.25], [-74.25, 9.35], [-74.32, 9.32], [-74.47, 8.97], [-74.82, 8.82], [-74.96, 8.5], [-74.75, 8.0], [-74.96, 7.5], [-74.75, 7.0], [-74.97, 6.47], [-75.5, 6.25], [-76.03, 6.47], [-76.18, 6.82], [-76.53, 6.97], [-76.75, 7.5], [-76.54, 8.0], [-76.68, 8.32], [-77.03, 8.47], [-77.18, 8.82], [-77.53, 8.97], [-77.75, 9.5], [-77.65, 9.75], [-77.75, 10.0], [-77.53, 10.53]]]]}, "2023-05-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-77.53, 10.53], [-77.0, 10.75], [-76.75, 10.65], [-76.5, 10.75], [-76.25, 10.65], [-76.18, 10.68], [-76.03, 11.03], [-75.5, 11.25], [-75.25, 11.15], [-75.18, 11.18], [-75.03, 11.53], [-74.5, 11.75], [-74.25, 11.65], [-74.0, 11.75], [-73.47, 11.53], [-73.25, 11.0], [-73.35, 10.75], [-73.32, 10.68], [-72.97, 10.53], [-72.75, 10.0], [-72.97, 9.47], [-73.5, 9.25], [-73.75, 9.35], [-74.0, 9.25], [-74.25, 9.35], [-74.32, 9.32], [-74.47, 8.97], [-74.82, 8.82], [-74.96, 8.5], [-74.75, 8.0], [-74.96, 7.5], [-74.75, 7.0], [-74.97, 6.47], [-75.5, 6.25], [-76.03, 6.47], [-76.18, 6.82], [-76.53, 6.97], [-76.75, 7.5], [-76.54, 8.0], [-76.68, 8.32], [-77.03, 8.47], [-77.18, 8.82], [-77.53, 8.97], [-77.75, 9.5], [-77.65, 9.75], [-77.75, 10.0], [-77.53, 10.53]]]]}, "2023-05-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-77.53, 10.53], [-77.0, 10.75], [-76.75, 10.65], [-76.5, 10.75], [-76.25, 10.65], [-76.18, 10.68], [-76.03, 11.03], [-75.5, 11.25], [-75.25, 11.15], [-75.18, 11.18], [-75.03, 11.53], [-74.5, 11.75], [-74.25, 11.65], [-74.0, 11.75], [-73.47, 11.53], [-73.25, 11.0], [-73.35, 10.75], [-73.32, 10.68], [-72.97, 10.53], [-72.75, 10.0], [-72.97, 9.47], [-73.5, 9.25], [-73.75, 9.35], [-74.0, 9.25], [-74.25, 9.35], [-74.32, 9.32], [-74.47, 8.97], [-74.82, 8.82], [-74.96, 8.5], [-74.75, 8.0], [-74.96, 7.5], [-74.75, 7.0], [-74.97, 6.47], [-75.5, 6.25], [-76.03, 6.47], [-76.18, 6.82], [-76.53, 6.97], [-76.75, 7.5], [-76.54, 8.0], [-76.68, 8.32], [-77.03, 8.47], [-77.18, 8.82], [-77.53, 8.97], [-77.75, 9.5], [-77.65, 9.75], [-77.75, 10.0], [-77.53, 10.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.406135158959728}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.8111072438751705}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.5785647433205, 28.557843462057917, 28.182974993106484]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [31.123605493369723, 31.46209956572187, 31.04447905596777]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.9291579772720389, 1.9271760608307187, 1.576987693522754]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.0237748815221153, 3.406135158959728, 2.8337822955983256]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [2.094433885666397, 2.0859671184019657, 1.7257877782679887]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.832838669137732, 2.6919636187506644, 2.2374531358100223]}}