{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:07:06.817972", "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-Aug-04_to_2025-Aug-08_287.5_4.0"}, "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": 2025080001383}, "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": "August 04 2025"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 08 2025"}, "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": 98730.50602614287}, "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"]}, "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": 4.0}, "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": 287.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "287.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 287.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 289.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 1.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 5.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-72.0, 0.25], [-72.25, 0.35], [-72.5, 0.25], [-72.75, 0.35], [-73.0, 0.25], [-73.53, 0.47], [-73.75, 1.0], [-73.53, 1.53], [-73.12, 1.7], [-73.25, 2.0], [-73.15, 2.25], [-73.25, 2.5], [-73.04, 3.0], [-73.25, 3.5], [-73.15, 3.75], [-73.25, 4.0], [-73.15, 4.25], [-73.25, 4.5], [-73.15, 4.75], [-73.18, 4.82], [-73.53, 4.97], [-73.75, 5.5], [-73.53, 6.03], [-73.0, 6.25], [-72.75, 6.15], [-72.5, 6.25], [-72.25, 6.15], [-72.0, 6.25], [-71.75, 6.15], [-71.5, 6.25], [-70.97, 6.03], [-70.75, 5.5], [-70.85, 5.25], [-70.75, 5.0], [-70.96, 4.5], [-70.75, 4.0], [-70.85, 3.75], [-70.75, 3.5], [-70.85, 3.25], [-70.82, 3.18], [-70.47, 3.03], [-70.25, 2.5], [-70.35, 2.25], [-70.25, 2.0], [-70.35, 1.75], [-70.32, 1.68], [-69.97, 1.53], [-69.75, 1.0], [-69.97, 0.47], [-70.5, 0.25], [-71.03, 0.47], [-71.18, 0.82], [-71.25, 0.85], [-71.32, 0.82], [-71.47, 0.47], [-72.0, 0.25]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.W.South-America", "N.South-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2025-08-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-73.25, 4.0], [-73.14999999999998, 4.25], [-73.25, 4.5], [-73.14999999999998, 4.75], [-73.25, 5.0], [-73.14999999999998, 5.25], [-73.25, 5.5], [-73.02999999999997, 6.03], [-72.5, 6.25], [-72.0, 6.04], [-71.5, 6.25], [-70.97000000000003, 6.03], [-70.75, 5.5], [-70.85000000000002, 5.25], [-70.75, 5.0], [-70.95999999999998, 4.5], [-70.75, 4.0], [-70.85000000000002, 3.75], [-70.75, 3.5], [-70.85000000000002, 3.25], [-70.82, 3.18], [-70.47000000000003, 3.03], [-70.25, 2.5], [-70.47000000000003, 1.97], [-71.0, 1.75], [-71.25, 1.85], [-71.5, 1.75], [-71.75, 1.85], [-72.0, 1.75], [-72.52999999999997, 1.97], [-72.75, 2.5], [-72.64999999999998, 2.75], [-72.68, 2.82], [-73.02999999999997, 2.97], [-73.25, 3.5], [-73.14999999999998, 3.75], [-73.25, 4.0]]]]}, "2025-08-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-73.25, 2.5], [-73.04000000000002, 3.0], [-73.25, 3.5], 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23.638949754503074]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.104266103108728, 26.94147644042971, 26.52131805419924, 26.459408060709677, 26.13941090901693]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.2538534363929348, 1.4661849683150006, 1.1603358855738026, 1.2785935012345704, 1.1488714490307455]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.6641518696824278, 1.8900310304281334, 1.487350077379915, 1.686146931586336, 1.4539839092206535]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.8269145191736262, 2.0262863704403253, 1.593039022350513, 1.7434126497397684, 1.5135634868693952]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.28123740183303, 2.693489246896621, 2.1131621084675354, 2.3011222938013156, 2.0995607271839667]}}