{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:05:56.048591", "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-02_to_2025-Jun-07_282.0_-3.5"}, "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": 2025060001406}, "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 02 2025"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 07 2025"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 58536.86488389765}, "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": ["Ecuador", "Peru"]}, "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": -3.5}, "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": 282.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "282.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 282.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 284.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -6.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -3.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-78.54, -4.0], [-78.75, -3.5], [-78.65, -3.25], [-78.75, -3.0], [-78.53, -2.47], [-78.0, -2.25], [-77.75, -2.35], [-77.5, -2.25], [-76.97, -2.47], [-76.75, -3.0], [-76.85, -3.25], [-76.82, -3.32], [-76.47, -3.47], [-76.32, -3.82], [-76.25, -3.85], [-76.0, -3.75], [-75.47, -3.97], [-75.25, -4.5], [-75.35, -4.75], [-75.25, -5.0], [-75.35, -5.25], [-75.25, -5.5], [-75.35, -5.75], [-75.25, -6.0], [-75.47, -6.53], [-76.0, -6.75], [-76.53, -6.53], [-76.7, -6.12], [-77.0, -6.25], [-77.5, -6.04], [-78.0, -6.25], [-78.53, -6.03], [-78.75, -5.5], [-78.65, -5.25], [-78.75, -5.0], [-78.65, -4.75], [-78.75, -4.5], [-78.54, -4.0]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.W.South-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2025-06-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-78.75, -3.0], [-78.52999999999997, -2.47], [-78.0, -2.25], [-77.75, -2.35], [-77.5, -2.25], [-76.97000000000003, -2.47], [-76.75, -3.0], [-76.85000000000002, -3.25], [-76.75, -3.5], [-76.95999999999998, -4.0], [-76.75, -4.5], [-76.97000000000003, -5.03], [-77.5, -5.25], [-77.75, -5.15], [-78.0, -5.25], [-78.52999999999997, -5.03], [-78.75, -4.5], [-78.54000000000002, -4.0], [-78.75, -3.5], [-78.64999999999998, -3.25], [-78.75, -3.0]]]]}, "2025-06-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-78.75, -5.0], [-78.64999999999998, -4.75], [-78.75, -4.5], [-78.54000000000002, -4.0], [-78.75, -3.5], [-78.64999999999998, -3.25], [-78.75, -3.0], [-78.52999999999997, -2.47], [-78.0, -2.25], [-77.75, -2.35], [-77.5, -2.25], [-76.97000000000003, -2.47], [-76.75, -3.0], [-76.85000000000002, -3.25], [-76.82, -3.32], [-76.47000000000003, -3.47], [-76.32, -3.82], [-76.25, -3.85], [-76.0, -3.75], [-75.47000000000003, -3.97], [-75.25, -4.5], [-75.35000000000002, -4.75], [-75.25, -5.0], [-75.35000000000002, -5.25], [-75.25, -5.5], [-75.35000000000002, -5.75], [-75.25, -6.0], [-75.47000000000003, -6.53], [-76.0, -6.75], [-76.52999999999997, -6.53], [-76.69999999999999, -6.12], [-77.0, -6.25], [-77.5, -6.04], [-78.0, -6.25], [-78.52999999999997, -6.03], [-78.75, -5.5], [-78.64999999999998, -5.25], [-78.75, -5.0]]]]}, "2025-06-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-78.75, -5.0], [-78.64999999999998, -4.75], [-78.75, -4.5], [-78.54000000000002, -4.0], [-78.75, -3.5], [-78.64999999999998, -3.25], [-78.75, -3.0], [-78.52999999999997, -2.47], [-78.0, -2.25], [-77.75, -2.35], [-77.5, -2.25], [-76.97000000000003, -2.47], [-76.75, -3.0], [-76.85000000000002, -3.25], [-76.82, -3.32], [-76.47000000000003, -3.47], [-76.32, -3.82], [-76.25, -3.85], [-76.0, -3.75], [-75.47000000000003, -3.97], [-75.25, -4.5], [-75.35000000000002, -4.75], [-75.25, -5.0], [-75.35000000000002, -5.25], [-75.25, -5.5], [-75.35000000000002, -5.75], [-75.25, -6.0], [-75.47000000000003, -6.53], [-76.0, -6.75], [-76.52999999999997, -6.53], [-76.69999999999999, -6.12], [-77.0, -6.25], [-77.5, -6.04], [-78.0, -6.25], [-78.52999999999997, -6.03], [-78.75, -5.5], [-78.64999999999998, -5.25], [-78.75, -5.0]]]]}, "2025-06-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-78.75, -5.0], [-78.64999999999998, -4.75], [-78.75, -4.5], [-78.54000000000002, -4.0], [-78.75, -3.5], [-78.52999999999997, -2.97], [-78.0, -2.75], [-77.75, -2.85], [-77.5, -2.75], [-76.97000000000003, -2.97], [-76.82, -3.32], [-76.47000000000003, -3.47], [-76.32, -3.82], [-76.25, -3.85], [-76.0, -3.75], [-75.47000000000003, -3.97], [-75.25, -4.5], [-75.35000000000002, -4.75], [-75.25, -5.0], [-75.35000000000002, -5.25], [-75.25, -5.5], [-75.35000000000002, -5.75], [-75.25, -6.0], [-75.47000000000003, -6.53], [-76.0, -6.75], [-76.52999999999997, -6.53], [-76.69999999999999, -6.12], [-77.0, -6.25], [-77.5, -6.04], [-78.0, -6.25], [-78.52999999999997, -6.03], [-78.75, -5.5], [-78.64999999999998, -5.25], [-78.75, -5.0]]]]}, "2025-06-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-78.52999999999997, -2.97], [-78.0, -2.75], [-77.47000000000003, -2.97], [-77.25, -3.5], [-77.47000000000003, -4.03], [-78.0, -4.25], [-78.52999999999997, -4.03], [-78.75, -3.5], [-78.52999999999997, -2.97]]]]}, "2025-06-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-78.52999999999997, -2.97], [-78.0, -2.75], [-77.47000000000003, -2.97], [-77.25, -3.5], [-77.47000000000003, -4.03], [-78.0, -4.25], [-78.52999999999997, -4.03], [-78.75, -3.5], [-78.52999999999997, -2.97]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.6843379562480436}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.5406015808183087}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.342502848307333, 25.987522312632848, 25.454316979123917, 25.464094229305488, 23.717437998453818, 23.606800333658896]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.519626871744833, 27.732442474365257, 27.21918385823568, 27.095815277099632, 23.717437998453818, 23.606800333658896]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.4109333380397497, 1.9203356633837558, 1.4143000460131099, 1.345177914045484, 1.2243495604391228, 1.1418469855621538]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.646004470736159, 2.6843379562480436, 1.7443389105430356, 1.8286332013456672, 1.2243495604391228, 1.1418469855621538]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5072950784959642, 2.254677822912163, 1.7122233350053624, 1.5875431277846639, 1.3353711620216857, 1.258675495494132]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.67329003398239, 2.791103652546888, 2.040734201618332, 1.9860416940370296, 1.3353711620216857, 1.258675495494132]}}