{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:05:58.325386", "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": "2025-Jun-06_to_2025-Jun-13_320.5_-6.5"}, "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": 2025060001620}, "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": "June 06 2025"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 13 2025"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 8}, "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": 216948.49619571303}, "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": ["Brazil"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["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": -6.5}, "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": 320.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "320.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 315.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 321.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -11.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -6.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-38.35, -8.75], [-38.25, -9.0], [-38.35, -9.25], [-38.25, -9.5], [-38.47, -10.03], [-39.0, -10.25], [-39.25, -10.15], [-39.5, -10.25], [-39.75, -10.15], [-39.82, -10.18], [-39.97, -10.53], [-40.32, -10.68], [-40.47, -11.03], [-40.82, -11.18], [-40.97, -11.53], [-41.5, -11.75], [-41.75, -11.65], [-41.82, -11.68], [-41.97, -12.03], [-42.5, -12.25], [-43.03, -12.03], [-43.25, -11.5], [-43.15, -11.25], [-43.18, -11.18], [-43.53, -11.03], [-43.75, -10.5], [-43.57, -10.07], [-44.0, -10.25], [-44.53, -10.03], [-44.75, -9.5], [-44.62, -9.2], [-45.03, -9.03], [-45.25, -8.5], [-45.15, -8.25], [-45.25, -8.0], [-45.15, -7.75], [-45.25, -7.5], [-45.03, -6.97], [-44.5, -6.75], [-44.25, -6.85], [-44.0, -6.75], [-43.47, -6.97], [-43.32, -7.32], [-43.25, -7.35], [-43.18, -7.32], [-43.03, -6.97], [-42.5, -6.75], [-41.97, -6.97], [-41.82, -7.32], [-41.7, -7.38], [-41.65, -7.25], [-41.75, -7.0], [-41.65, -6.75], [-41.75, -6.5], [-41.53, -5.97], [-41.0, -5.75], [-40.75, -5.85], [-40.5, -5.75], [-40.25, -5.85], [-40.0, -5.75], [-39.75, -5.85], [-39.5, -5.75], [-38.97, -5.97], [-38.82, -6.32], [-38.47, -6.47], [-38.32, -6.82], [-37.97, -6.97], [-37.75, -7.5], [-37.97, -8.03], [-38.32, -8.18], [-38.35, -8.25], [-38.25, -8.5], [-38.35, -8.75]], [[-43.43, -9.93], [-43.0, -9.75], [-43.25, -9.65], [-43.32, -9.68], [-43.43, -9.93]], [[-42.7, -9.88], [-42.65, -9.75], [-42.68, -9.68], [-42.75, -9.65], [-43.0, -9.75], [-42.7, -9.88]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.E.South-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2025-06-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-40.02999999999997, -5.97], [-39.5, -5.75], [-38.97000000000003, -5.97], [-38.75, -6.5], [-38.97000000000003, -7.03], [-39.5, -7.25], [-40.02999999999997, -7.03], [-40.25, -6.5], [-40.02999999999997, -5.97]]]]}, "2025-06-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-40.02999999999997, -5.97], [-39.5, -5.75], [-38.97000000000003, -5.97], [-38.75, -6.5], [-38.97000000000003, -7.03], [-39.5, -7.25], [-40.02999999999997, -7.03], [-40.25, -6.5], [-40.02999999999997, -5.97]]]]}, "2025-06-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-40.02999999999997, -5.97], [-39.5, -5.75], [-38.97000000000003, -5.97], [-38.75, -6.5], [-38.97000000000003, -7.03], [-39.5, -7.25], [-40.02999999999997, -7.03], [-40.25, -6.5], [-40.02999999999997, -5.97]]]]}, "2025-06-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-40.68000000000001, -8.82], [-40.52999999999997, -8.47], [-40.18000000000001, -8.32], [-40.02999999999997, -7.97], [-39.5, -7.75], [-39.25, -7.85], [-39.0, -7.75], [-38.47000000000003, -7.97], [-38.25, -8.5], [-38.35000000000002, -8.75], [-38.25, -9.0], [-38.35000000000002, -9.25], [-38.25, -9.5], [-38.47000000000003, -10.03], [-39.0, -10.25], [-39.25, -10.15], [-39.5, -10.25], [-39.75, -10.15], [-39.81999999999999, -10.18], [-39.97000000000003, -10.53], [-40.5, -10.75], [-40.75, -10.65], [-41.0, -10.75], [-41.52999999999997, -10.53], [-41.75, -10.0], [-41.52999999999997, -9.47], [-41.18000000000001, -9.32], [-41.02999999999997, -8.97], [-40.68000000000001, -8.82]]], [[[-39.5, -7.25], [-40.02999999999997, -7.03], [-40.25, -6.5], [-40.02999999999997, -5.97], [-39.5, -5.75], [-38.97000000000003, -5.97], [-38.75, -6.5], [-38.97000000000003, -7.03], [-39.5, -7.25]]]]}, "2025-06-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-44.25, -8.5], [-44.14999999999998, -8.25], [-44.25, -8.0], [-44.02999999999997, -7.47], [-43.5, -7.25], [-43.0, -7.46], [-42.5, -7.25], [-42.25, -7.35], [-42.0, -7.25], [-41.69999999999999, -7.38], [-41.64999999999998, -7.25], [-41.75, -7.0], [-41.64999999999998, -6.75], [-41.75, -6.5], [-41.52999999999997, -5.97], [-41.0, -5.75], [-40.5, -5.96], [-40.0, -5.75], [-39.75, -5.85], [-39.5, -5.75], [-38.97000000000003, -5.97], [-38.81999999999999, -6.32], [-38.47000000000003, -6.47], [-38.31999999999999, -6.82], [-37.97000000000003, -6.97], [-37.75, -7.5], [-37.97000000000003, -8.03], [-38.31999999999999, -8.18], [-38.35000000000002, -8.25], [-38.25, -8.5], [-38.35000000000002, -8.75], [-38.25, -9.0], [-38.35000000000002, -9.25], [-38.25, -9.5], [-38.47000000000003, -10.03], [-39.0, -10.25], [-39.25, -10.15], [-39.5, -10.25], [-39.75, -10.15], [-39.81999999999999, -10.18], [-39.97000000000003, -10.53], [-40.31999999999999, -10.68], [-40.47000000000003, -11.03], [-40.81999999999999, -11.18], [-40.97000000000003, -11.53], [-41.5, -11.75], [-41.75, -11.65], [-41.81999999999999, -11.68], [-41.97000000000003, -12.03], [-42.5, -12.25], [-43.02999999999997, -12.03], [-43.25, -11.5], [-43.14999999999998, -11.25], [-43.25, -11.0], [-43.02999999999997, -10.47], [-42.68000000000001, -10.32], [-42.64999999999998, -10.25], [-42.75, -10.0], [-42.64999999999998, -9.75], [-42.68000000000001, -9.68], [-42.75, -9.65], [-43.0, -9.75], [-43.25, -9.65], [-43.5, -9.75], [-44.02999999999997, -9.53], [-44.25, -9.0], [-44.14999999999998, -8.75], [-44.25, -8.5]]]]}, "2025-06-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-45.25, -8.0], [-45.14999999999998, -7.75], [-45.25, -7.5], [-45.02999999999997, -6.97], [-44.5, -6.75], [-44.25, -6.85], [-44.0, -6.75], [-43.47000000000003, -6.97], [-43.31999999999999, -7.32], [-43.25, -7.35], [-43.18000000000001, -7.32], [-43.02999999999997, -6.97], [-42.5, -6.75], [-41.97000000000003, -6.97], [-41.81999999999999, -7.32], [-41.69999999999999, -7.38], [-41.64999999999998, -7.25], [-41.75, -7.0], [-41.64999999999998, -6.75], [-41.75, -6.5], [-41.52999999999997, -5.97], [-41.0, -5.75], [-40.75, -5.85], [-40.5, -5.75], [-40.25, -5.85], [-40.0, -5.75], [-39.75, -5.85], [-39.5, -5.75], [-38.97000000000003, -5.97], [-38.81999999999999, -6.32], [-38.47000000000003, -6.47], [-38.31999999999999, -6.82], [-37.97000000000003, -6.97], [-37.75, -7.5], [-37.97000000000003, -8.03], [-38.31999999999999, -8.18], [-38.35000000000002, -8.25], [-38.25, -8.5], [-38.35000000000002, -8.75], [-38.25, -9.0], [-38.35000000000002, -9.25], [-38.25, -9.5], [-38.47000000000003, -10.03], [-39.0, -10.25], [-39.25, -10.15], [-39.5, -10.25], [-39.75, -10.15], [-39.81999999999999, -10.18], [-39.97000000000003, -10.53], [-40.31999999999999, -10.68], [-40.47000000000003, -11.03], [-40.81999999999999, -11.18], [-40.97000000000003, -11.53], [-41.5, -11.75], [-41.75, -11.65], [-41.81999999999999, -11.68], [-41.97000000000003, -12.03], [-42.5, -12.25], [-43.02999999999997, -12.03], [-43.25, -11.5], [-43.14999999999998, -11.25], [-43.18000000000001, -11.18], [-43.52999999999997, -11.03], [-43.75, -10.5], [-43.56999999999999, -10.07], [-44.0, -10.25], [-44.52999999999997, -10.03], [-44.75, -9.5], [-44.620000000000005, -9.2], [-45.02999999999997, -9.03], [-45.25, -8.5], [-45.14999999999998, -8.25], [-45.25, -8.0]], [[-43.0, -9.75], [-42.69999999999999, -9.88], [-42.64999999999998, -9.75], [-42.68000000000001, -9.68], [-42.75, -9.65], [-43.0, -9.75]], [[-43.25, -9.65], [-43.31999999999999, -9.68], [-43.43000000000001, -9.93], [-43.0, -9.75], [-43.25, -9.65]]]]}, "2025-06-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-45.25, -8.0], [-45.14999999999998, -7.75], [-45.25, -7.5], [-45.02999999999997, -6.97], [-44.5, -6.75], [-44.25, -6.85], [-44.0, -6.75], [-43.47000000000003, -6.97], [-43.31999999999999, -7.32], [-43.25, -7.35], [-43.18000000000001, -7.32], [-43.02999999999997, -6.97], [-42.5, -6.75], [-41.97000000000003, -6.97], [-41.81999999999999, -7.32], [-41.69999999999999, -7.38], [-41.64999999999998, -7.25], [-41.75, -7.0], [-41.64999999999998, -6.75], [-41.75, -6.5], [-41.52999999999997, -5.97], [-41.0, -5.75], [-40.75, -5.85], [-40.5, -5.75], [-40.25, -5.85], [-40.0, -5.75], [-39.75, -5.85], [-39.5, -5.75], [-38.97000000000003, -5.97], [-38.81999999999999, -6.32], [-38.47000000000003, -6.47], [-38.31999999999999, -6.82], [-37.97000000000003, -6.97], [-37.75, -7.5], [-37.97000000000003, -8.03], [-38.31999999999999, -8.18], [-38.35000000000002, -8.25], [-38.25, -8.5], [-38.35000000000002, -8.75], [-38.25, -9.0], [-38.35000000000002, -9.25], [-38.25, -9.5], [-38.47000000000003, -10.03], [-39.0, -10.25], [-39.25, -10.15], [-39.5, -10.25], [-39.75, -10.15], [-39.81999999999999, -10.18], [-39.97000000000003, -10.53], [-40.31999999999999, -10.68], [-40.47000000000003, -11.03], [-40.81999999999999, -11.18], [-40.97000000000003, -11.53], [-41.5, -11.75], [-41.75, -11.65], [-41.81999999999999, -11.68], [-41.97000000000003, -12.03], [-42.5, -12.25], [-43.02999999999997, -12.03], [-43.25, -11.5], [-43.14999999999998, -11.25], [-43.18000000000001, -11.18], [-43.52999999999997, -11.03], [-43.75, -10.5], [-43.56999999999999, -10.07], [-44.0, -10.25], [-44.52999999999997, -10.03], [-44.75, -9.5], [-44.620000000000005, -9.2], [-45.02999999999997, -9.03], [-45.25, -8.5], [-45.14999999999998, -8.25], [-45.25, -8.0]], [[-43.0, -9.75], [-42.69999999999999, -9.88], [-42.64999999999998, -9.75], [-42.68000000000001, -9.68], [-42.75, -9.65], [-43.0, -9.75]], [[-43.25, -9.65], [-43.31999999999999, -9.68], [-43.43000000000001, -9.93], [-43.0, -9.75], [-43.25, -9.65]]]]}, "2025-06-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-45.14999999999998, -7.75], [-45.25, -7.5], [-45.02999999999997, -6.97], [-44.5, -6.75], [-44.25, -6.85], [-44.0, -6.75], [-43.47000000000003, -6.97], [-43.31999999999999, -7.32], [-43.25, -7.35], [-43.18000000000001, -7.32], [-43.02999999999997, -6.97], [-42.5, -6.75], [-41.97000000000003, -6.97], [-41.75, -7.5], [-41.85000000000002, -7.75], [-41.75, -8.0], [-41.97000000000003, -8.53], [-42.31999999999999, -8.68], [-42.47000000000003, -9.03], [-42.81999999999999, -9.18], [-42.97000000000003, -9.53], [-43.31999999999999, -9.68], [-43.43000000000001, -9.93], [-43.0, -9.75], [-42.47000000000003, -9.97], [-42.25, -10.5], [-42.47000000000003, -11.03], [-43.0, -11.25], [-43.52999999999997, -11.03], [-43.75, -10.5], [-43.56999999999999, -10.07], [-44.0, -10.25], [-44.52999999999997, -10.03], [-44.75, -9.5], [-44.620000000000005, -9.2], [-45.02999999999997, -9.03], [-45.25, -8.5], [-45.14999999999998, -8.25], [-45.25, -8.0], [-45.14999999999998, -7.75]]], [[[-41.52999999999997, -7.03], [-41.75, -6.5], [-41.52999999999997, -5.97], [-41.0, -5.75], [-40.75, -5.85], [-40.5, -5.75], [-40.25, -5.85], [-40.0, -5.75], [-39.47000000000003, -5.97], [-39.25, -6.5], [-39.47000000000003, -7.03], [-40.0, -7.25], [-40.25, -7.15], [-40.5, -7.25], [-40.75, -7.15], [-41.0, -7.25], [-41.52999999999997, -7.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.8504462273067475}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.8824623357059542}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.942942555745446, 27.521025594075525, 27.63510665893557, 26.287439812554283, 26.78375922309033, 27.173120994747023, 27.06339022497616, 27.887077444571105]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.942942555745446, 27.521025594075525, 27.63510665893557, 27.70496775309249, 29.51324869791671, 30.03225987752279, 29.930983479817712, 29.615561421712243]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.7613575430961532, 1.3197490007717647, 1.4187967504185508, 1.5238582756199435, 1.772479588610732, 2.007282189579698, 1.9644795038708496, 1.736032818752256]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.7613575430961532, 1.3197490007717647, 1.4187967504185508, 1.9403574774233334, 2.503258977142764, 2.8504462273067475, 2.526412838426154, 2.2700033772086385]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6777096082550678, 1.2560369457892318, 1.3640694858382607, 1.5096396253774884, 1.735861565311528, 1.9983090937190182, 1.9494715771016407, 1.5689005626445849]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6777096082550678, 1.2560369457892318, 1.3640694858382607, 1.9127810922022328, 2.538727212471525, 2.8581763793054917, 2.409952597280688, 1.8876808007666177]}}