{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:01:38.318382", "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": "2024-Oct-21_to_2024-Oct-25_299.0_-14.0"}, "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": 2024100002046}, "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": "October 21 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 25 2024"}, "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": 80507.28888559785}, "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, Plurinational State of", "Brazil"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["America", "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": -14.0}, "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": 299.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "299.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 298.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 301.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -17.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -13.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-60.25, -13.35], [-60.0, -13.25], [-59.75, -13.35], [-59.5, -13.25], [-58.97, -13.47], [-58.75, -14.0], [-58.97, -14.53], [-59.5, -14.75], [-59.75, -14.65], [-59.82, -14.68], [-59.85, -14.75], [-59.82, -14.82], [-59.47, -14.97], [-59.25, -15.5], [-59.46, -16.0], [-59.25, -16.5], [-59.35, -16.75], [-59.32, -16.82], [-59.25, -16.85], [-59.0, -16.75], [-58.75, -16.85], [-58.5, -16.75], [-57.97, -16.97], [-57.75, -17.5], [-57.97, -18.03], [-58.5, -18.25], [-58.75, -18.15], [-59.0, -18.25], [-59.25, -18.15], [-59.5, -18.25], [-59.75, -18.15], [-60.0, -18.25], [-60.25, -18.15], [-60.5, -18.25], [-61.03, -18.03], [-61.25, -17.5], [-61.15, -17.25], [-61.25, -17.0], [-61.15, -16.75], [-61.25, -16.5], [-61.15, -16.25], [-61.25, -16.0], [-61.15, -15.75], [-61.18, -15.68], [-61.53, -15.53], [-61.68, -15.18], [-62.03, -15.03], [-62.25, -14.5], [-62.12, -14.2], [-62.53, -14.03], [-62.75, -13.5], [-62.65, -13.25], [-62.75, -13.0], [-62.53, -12.47], [-62.0, -12.25], [-61.75, -12.35], [-61.5, -12.25], [-61.25, -12.35], [-61.0, -12.25], [-60.47, -12.47], [-60.25, -13.0], [-60.35, -13.25], [-60.32, -13.32], [-60.25, -13.35]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["South-American-Monsoon"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-10-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.75, -13.0], [-62.52999999999997, -12.47], [-62.0, -12.25], [-61.75, -12.35], [-61.5, -12.25], [-61.25, -12.35], [-61.0, -12.25], [-60.47000000000003, -12.47], [-60.25, -13.0], [-60.35000000000002, -13.25], [-60.31999999999999, -13.32], [-60.25, -13.35], [-60.0, -13.25], [-59.75, -13.35], [-59.5, -13.25], [-58.97000000000003, -13.47], [-58.75, -14.0], [-58.97000000000003, -14.53], [-59.5, -14.75], [-59.75, -14.65], [-59.81999999999999, -14.68], [-59.85000000000002, -14.75], [-59.81999999999999, -14.82], [-59.47000000000003, -14.97], [-59.25, -15.5], [-59.47000000000003, -16.03], [-60.0, -16.25], [-60.52999999999997, -16.03], [-60.68000000000001, -15.68], [-61.02999999999997, -15.53], [-61.18000000000001, -15.18], [-61.25, -15.15], [-61.5, -15.25], [-62.02999999999997, -15.03], [-62.25, -14.5], [-62.120000000000005, -14.2], [-62.52999999999997, -14.03], [-62.75, -13.5], [-62.64999999999998, -13.25], [-62.75, -13.0]]]]}, "2024-10-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.75, -13.0], [-62.52999999999997, -12.47], [-62.0, -12.25], [-61.75, -12.35], [-61.5, -12.25], [-61.25, -12.35], [-61.0, -12.25], [-60.47000000000003, -12.47], [-60.25, -13.0], [-60.35000000000002, -13.25], [-60.31999999999999, -13.32], [-60.25, -13.35], [-60.0, -13.25], [-59.75, -13.35], [-59.5, -13.25], [-58.97000000000003, -13.47], [-58.75, -14.0], [-58.97000000000003, -14.53], [-59.5, -14.75], [-59.75, -14.65], [-59.81999999999999, -14.68], [-59.85000000000002, -14.75], [-59.81999999999999, -14.82], [-59.47000000000003, -14.97], [-59.25, -15.5], [-59.47000000000003, -16.03], [-60.0, -16.25], [-60.52999999999997, -16.03], [-60.68000000000001, -15.68], [-61.02999999999997, -15.53], [-61.18000000000001, -15.18], [-61.25, -15.15], [-61.5, -15.25], [-62.02999999999997, -15.03], [-62.25, -14.5], [-62.120000000000005, -14.2], [-62.52999999999997, -14.03], [-62.75, -13.5], [-62.64999999999998, -13.25], [-62.75, -13.0]]]]}, "2024-10-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.75, -13.0], [-62.52999999999997, -12.47], [-62.0, -12.25], [-61.75, -12.35], [-61.5, -12.25], [-61.25, -12.35], [-61.0, -12.25], [-60.47000000000003, -12.47], [-60.25, -13.0], [-60.35000000000002, -13.25], [-60.31999999999999, -13.32], [-60.25, -13.35], [-60.0, -13.25], [-59.75, -13.35], [-59.5, -13.25], [-58.97000000000003, -13.47], [-58.75, -14.0], [-58.97000000000003, -14.53], [-59.5, -14.75], [-59.75, -14.65], [-59.81999999999999, -14.68], [-59.85000000000002, -14.75], [-59.81999999999999, -14.82], [-59.47000000000003, -14.97], [-59.25, -15.5], [-59.45999999999998, -16.0], [-59.25, -16.5], [-59.35000000000002, -16.75], [-59.31999999999999, -16.82], [-59.25, -16.85], [-59.0, -16.75], [-58.75, -16.85], [-58.5, -16.75], [-57.97000000000003, -16.97], [-57.75, -17.5], [-57.97000000000003, -18.03], [-58.5, -18.25], [-58.75, -18.15], [-59.0, -18.25], [-59.25, -18.15], [-59.5, -18.25], [-59.75, -18.15], [-60.0, -18.25], [-60.25, -18.15], [-60.5, -18.25], [-61.02999999999997, -18.03], [-61.25, -17.5], [-61.14999999999998, -17.25], [-61.25, -17.0], [-61.14999999999998, -16.75], [-61.25, -16.5], [-61.14999999999998, -16.25], [-61.25, -16.0], [-61.14999999999998, -15.75], [-61.18000000000001, -15.68], [-61.52999999999997, -15.53], [-61.68000000000001, -15.18], [-62.02999999999997, -15.03], [-62.25, -14.5], [-62.120000000000005, -14.2], [-62.52999999999997, -14.03], [-62.75, -13.5], [-62.64999999999998, -13.25], [-62.75, -13.0]]]]}, "2024-10-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.52999999999997, -14.03], [-62.75, -13.5], [-62.52999999999997, -12.97], [-62.0, -12.75], [-61.47000000000003, -12.97], [-61.30000000000001, -13.38], [-61.0, -13.25], [-60.75, -13.35], [-60.5, -13.25], [-60.25, -13.35], [-60.0, -13.25], [-59.75, -13.35], [-59.5, -13.25], [-58.97000000000003, -13.47], [-58.75, -14.0], [-58.97000000000003, -14.53], [-59.5, -14.75], [-59.75, -14.65], [-59.81999999999999, -14.68], [-59.85000000000002, -14.75], [-59.81999999999999, -14.82], [-59.47000000000003, -14.97], [-59.25, -15.5], [-59.45999999999998, -16.0], [-59.25, -16.5], [-59.35000000000002, -16.75], [-59.31999999999999, -16.82], [-59.25, -16.85], [-59.0, -16.75], [-58.75, -16.85], [-58.5, -16.75], [-57.97000000000003, -16.97], [-57.75, -17.5], [-57.97000000000003, -18.03], [-58.5, -18.25], [-58.75, -18.15], [-59.0, -18.25], [-59.25, -18.15], [-59.5, -18.25], [-59.75, -18.15], [-60.0, -18.25], [-60.25, -18.15], [-60.5, -18.25], [-61.02999999999997, -18.03], [-61.25, -17.5], [-61.14999999999998, -17.25], [-61.25, -17.0], [-61.14999999999998, -16.75], [-61.25, -16.5], [-61.14999999999998, -16.25], [-61.25, -16.0], [-61.14999999999998, -15.75], [-61.18000000000001, -15.68], [-61.52999999999997, -15.53], [-61.68000000000001, -15.18], [-62.02999999999997, -15.03], [-62.25, -14.5], [-62.120000000000005, -14.2], [-62.52999999999997, -14.03]]]]}, "2024-10-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.52999999999997, -14.03], [-62.75, -13.5], [-62.52999999999997, -12.97], [-62.0, -12.75], [-61.47000000000003, -12.97], [-61.30000000000001, -13.38], [-61.0, -13.25], [-60.75, -13.35], [-60.5, -13.25], [-60.25, -13.35], [-60.0, -13.25], [-59.47000000000003, -13.47], [-59.25, -14.0], [-59.47000000000003, -14.53], [-59.81999999999999, -14.68], [-59.85000000000002, -14.75], [-59.81999999999999, -14.82], [-59.47000000000003, -14.97], [-59.25, -15.5], [-59.45999999999998, -16.0], [-59.25, -16.5], [-59.35000000000002, -16.75], [-59.31999999999999, -16.82], [-59.25, -16.85], [-59.0, -16.75], [-58.75, -16.85], [-58.5, -16.75], [-57.97000000000003, -16.97], [-57.75, -17.5], [-57.97000000000003, -18.03], [-58.5, -18.25], [-58.75, -18.15], [-59.0, -18.25], [-59.25, -18.15], [-59.5, -18.25], [-59.75, -18.15], [-60.0, -18.25], [-60.25, -18.15], [-60.5, -18.25], [-61.02999999999997, -18.03], [-61.25, -17.5], [-61.14999999999998, -17.25], [-61.25, -17.0], [-61.14999999999998, -16.75], [-61.25, -16.5], [-61.14999999999998, -16.25], [-61.25, -16.0], [-61.14999999999998, -15.75], [-61.18000000000001, -15.68], [-61.52999999999997, -15.53], [-61.68000000000001, -15.18], [-62.02999999999997, -15.03], [-62.25, -14.5], [-62.120000000000005, -14.2], [-62.52999999999997, -14.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.654429652875081}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.7415692706607397}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.797144232855885, 28.63548745049377, 29.150143018180984, 29.963233739679595, 30.23674151708218]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [30.395522054036462, 30.38151067097982, 31.251672363281273, 33.13993606567385, 32.89462687174483]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.450504264639672, 2.365730817670139, 2.332051561078273, 3.15870436939926, 3.3074529788347498]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.766459367182051, 2.7014072031866476, 2.9164304986878165, 4.654429652875081, 4.612413563598068]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.8037678061652422, 1.7386798080432349, 1.405630358612027, 1.6925888855588924, 1.718283765425398]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.1182081412290104, 2.2372105597423726, 1.815593201174254, 2.186141464758547, 2.0502040258988803]}}