{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:31:01.008941", "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": "2022-May-01_to_2022-May-05_285.5_11.0"}, "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": 2022050001306}, "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 01 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 05 2022"}, "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": 142330.56325779448}, "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", "Venezuela"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Caribbean", "N.South-America", "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": 11.0}, "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": 285.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "285.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 281.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 288.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 9.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 13.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-05-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-73.0, 12.75], [-72.47, 12.53], [-72.25, 12.0], [-72.47, 11.47], [-72.82, 11.32], [-72.97, 10.97], [-73.5, 10.75], [-74.03, 10.97], [-74.25, 11.5], [-74.03, 12.03], [-73.68, 12.18], [-73.53, 12.53], [-73.0, 12.75]]]]}, "2022-05-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-78.15, 12.25], [-78.25, 12.5], [-78.15, 12.75], [-78.25, 13.0], [-78.03, 13.53], [-77.5, 13.75], [-77.25, 13.65], [-77.18, 13.68], [-77.03, 14.03], [-76.5, 14.25], [-75.97, 14.03], [-75.82, 13.68], [-75.47, 13.53], [-75.25, 13.0], [-75.35, 12.75], [-75.25, 12.5], [-75.46, 12.0], [-75.32, 11.68], [-75.25, 11.65], [-75.18, 11.68], [-75.03, 12.03], [-74.5, 12.25], [-74.25, 12.15], [-74.0, 12.25], [-73.75, 12.15], [-73.68, 12.18], [-73.53, 12.53], [-73.0, 12.75], [-72.75, 12.65], [-72.5, 12.75], [-72.25, 12.65], [-72.0, 12.75], [-71.47, 12.53], [-71.25, 12.0], [-71.35, 11.75], [-71.25, 11.5], [-71.35, 11.25], [-71.25, 11.0], [-71.47, 10.47], [-72.0, 10.25], [-72.25, 10.35], [-72.5, 10.25], [-72.8, 10.38], [-72.97, 9.97], [-73.5, 9.75], [-74.03, 9.97], [-74.2, 10.38], [-74.5, 10.25], [-74.75, 10.35], [-75.0, 10.25], [-75.25, 10.35], [-75.32, 10.32], [-75.47, 9.97], [-76.0, 9.75], [-76.53, 9.97], [-76.68, 10.32], [-77.03, 10.47], [-77.18, 10.82], [-77.25, 10.85], [-77.5, 10.75], [-78.03, 10.97], [-78.25, 11.5], [-78.15, 11.75], [-78.25, 12.0], [-78.15, 12.25]]]]}, "2022-05-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-79.03, 13.03], [-78.5, 13.25], [-78.25, 13.15], [-78.18, 13.18], [-78.03, 13.53], [-77.5, 13.75], [-77.25, 13.65], [-77.18, 13.68], [-77.03, 14.03], [-76.5, 14.25], [-75.97, 14.03], [-75.82, 13.68], [-75.47, 13.53], [-75.25, 13.0], [-75.35, 12.75], [-75.25, 12.5], [-75.46, 12.0], [-75.32, 11.68], [-75.25, 11.65], [-75.18, 11.68], [-75.03, 12.03], [-74.5, 12.25], [-74.25, 12.15], [-74.0, 12.25], [-73.75, 12.15], [-73.68, 12.18], [-73.53, 12.53], [-73.0, 12.75], [-72.75, 12.65], [-72.5, 12.75], [-72.25, 12.65], [-72.0, 12.75], [-71.47, 12.53], [-71.25, 12.0], [-71.35, 11.75], [-71.32, 11.68], [-70.97, 11.53], [-70.75, 11.0], [-70.97, 10.47], [-71.5, 10.25], [-71.75, 10.35], [-72.0, 10.25], [-72.25, 10.35], [-72.5, 10.25], [-72.8, 10.38], [-72.97, 9.97], [-73.5, 9.75], [-74.03, 9.97], [-74.2, 10.38], [-74.5, 10.25], [-74.75, 10.35], [-75.0, 10.25], [-75.25, 10.35], [-75.32, 10.32], [-75.35, 10.25], [-75.25, 10.0], [-75.47, 9.47], [-76.0, 9.25], [-76.25, 9.35], [-76.5, 9.25], [-76.75, 9.35], [-77.0, 9.25], [-77.25, 9.35], [-77.5, 9.25], [-78.03, 9.47], [-78.25, 10.0], [-78.15, 10.25], [-78.25, 10.5], [-78.15, 10.75], [-78.25, 11.0], [-78.15, 11.25], [-78.18, 11.32], [-78.25, 11.35], [-78.5, 11.25], [-79.03, 11.47], [-79.25, 12.0], [-79.15, 12.25], [-79.25, 12.5], [-79.03, 13.03]]]]}, "2022-05-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-79.03, 13.03], [-78.5, 13.25], [-78.25, 13.15], [-78.18, 13.18], [-78.03, 13.53], [-77.5, 13.75], [-77.25, 13.65], [-77.18, 13.68], [-77.03, 14.03], [-76.5, 14.25], [-75.97, 14.03], [-75.82, 13.68], [-75.47, 13.53], [-75.25, 13.0], [-75.35, 12.75], [-75.25, 12.5], [-75.46, 12.0], [-75.32, 11.68], [-75.25, 11.65], [-75.18, 11.68], [-75.03, 12.03], [-74.5, 12.25], [-74.25, 12.15], [-74.0, 12.25], [-73.75, 12.15], [-73.68, 12.18], [-73.53, 12.53], [-73.0, 12.75], [-72.75, 12.65], [-72.5, 12.75], [-72.25, 12.65], [-72.0, 12.75], [-71.47, 12.53], [-71.25, 12.0], [-71.35, 11.75], [-71.32, 11.68], [-70.97, 11.53], [-70.75, 11.0], [-70.97, 10.47], [-71.5, 10.25], [-71.75, 10.35], [-72.0, 10.25], [-72.25, 10.35], [-72.5, 10.25], [-72.8, 10.38], [-72.97, 9.97], [-73.5, 9.75], [-74.03, 9.97], [-74.2, 10.38], [-74.5, 10.25], [-74.75, 10.35], [-75.0, 10.25], [-75.25, 10.35], [-75.32, 10.32], [-75.35, 10.25], [-75.25, 10.0], [-75.47, 9.47], [-76.0, 9.25], [-76.25, 9.35], [-76.5, 9.25], [-76.75, 9.35], [-77.0, 9.25], [-77.25, 9.35], [-77.5, 9.25], [-78.03, 9.47], [-78.25, 10.0], [-78.15, 10.25], [-78.25, 10.5], [-78.15, 10.75], [-78.25, 11.0], [-78.15, 11.25], [-78.18, 11.32], [-78.25, 11.35], [-78.5, 11.25], [-79.03, 11.47], [-79.25, 12.0], [-79.15, 12.25], [-79.25, 12.5], [-79.03, 13.03]]]]}, "2022-05-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-78.5, 13.25], [-78.25, 13.15], [-78.18, 13.18], [-78.03, 13.53], [-77.5, 13.75], [-77.25, 13.65], [-77.0, 13.75], [-76.75, 13.65], [-76.5, 13.75], [-75.97, 13.53], [-75.75, 13.0], [-75.85, 12.75], [-75.75, 12.5], [-75.97, 11.97], [-76.32, 11.82], [-76.35, 11.75], [-76.32, 11.68], [-76.25, 11.65], [-76.0, 11.75], [-75.75, 11.65], [-75.5, 11.75], [-75.0, 11.54], [-74.5, 11.75], [-73.97, 11.53], [-73.75, 11.0], [-73.97, 10.47], [-74.5, 10.25], [-75.0, 10.46], [-75.32, 10.32], [-75.35, 10.25], [-75.25, 10.0], [-75.47, 9.47], [-76.0, 9.25], [-76.25, 9.35], [-76.5, 9.25], [-76.75, 9.35], [-77.0, 9.25], [-77.25, 9.35], [-77.5, 9.25], [-78.03, 9.47], [-78.25, 10.0], [-78.15, 10.25], [-78.25, 10.5], [-78.15, 10.75], [-78.25, 11.0], [-78.12, 11.3], [-78.25, 11.35], [-78.5, 11.25], [-79.03, 11.47], [-79.25, 12.0], [-79.15, 12.25], [-79.25, 12.5], [-79.03, 13.03], [-78.5, 13.25]]], [[[-72.0, 12.75], [-71.47, 12.53], [-71.25, 12.0], [-71.37, 11.7], [-70.97, 11.53], [-70.75, 11.0], [-70.97, 10.47], [-71.5, 10.25], [-71.75, 10.35], [-72.0, 10.25], [-72.25, 10.35], [-72.5, 10.25], [-73.03, 10.47], [-73.25, 11.0], [-73.03, 11.53], [-72.62, 11.7], [-72.75, 12.0], [-72.53, 12.53], [-72.0, 12.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.0727134855823692}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.9703658114961724}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.710609026236398, 27.509656797749074, 27.77739765454544, 27.7887618224608, 28.01752952443212]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.05201262694095, 30.968001028252218, 30.260452107074514, 30.246554972269394, 30.262781684585264]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.8961534585231163, 0.9441054356067763, 1.0209653506234406, 1.0131799747020398, 0.8578515815174664]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.9537619683428602, 2.0727134855823692, 1.6357097129236422, 1.891013095358005, 1.6601883036099139]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4934467248622587, 1.6569132012378067, 1.8478622859863105, 1.8064439666125112, 1.5275967829893762]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6264217414038906, 2.3711370877181728, 2.452890160192526, 2.6445162215505764, 2.025010070883492]}}