{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:25:27.369352", "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": "2021-Jun-09_to_2021-Jun-12_287.5_-1.0"}, "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": 2021060002091}, "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 09 2021"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 12 2021"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 114337.16486409277}, "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", "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": -1.0}, "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": 285.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 288.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -2.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 0.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[-75.543, -0.5], [-75.75, 0.0], [-75.646, 0.25], [-75.75, 0.5], [-75.53, 1.03], [-75.0, 1.25], [-74.75, 1.146], [-74.5, 1.25], [-74.25, 1.146], [-74.0, 1.25], [-73.47, 1.03], [-73.302, 0.625], [-73.0, 0.75], [-72.75, 0.646], [-72.5, 0.75], [-72.25, 0.646], [-72.0, 0.75], [-71.47, 0.53], [-71.323, 0.177], [-70.97, 0.03], [-70.75, -0.5], [-70.97, -1.03], [-71.323, -1.177], [-71.354, -1.25], [-71.323, -1.323], [-70.97, -1.47], [-70.75, -2.0], [-70.854, -2.25], [-70.75, -2.5], [-70.97, -3.03], [-71.5, -3.25], [-71.75, -3.146], [-72.0, -3.25], [-72.25, -3.146], [-72.5, -3.25], [-73.03, -3.03], [-73.177, -2.677], [-73.25, -2.646], [-73.5, -2.75], [-73.75, -2.646], [-74.0, -2.75], [-74.25, -2.646], [-74.5, -2.75], [-75.03, -2.53], [-75.25, -2.0], [-75.146, -1.75], [-75.177, -1.677], [-75.53, -1.53], [-75.75, -1.0], [-75.543, -0.5]]]}}, "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": {"2021-06-09T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-75.17677669529661, -1.676776695296637], [-75.53033008588989, -1.5303300858899107], [-75.75, -1.0], [-75.53033008588989, -0.4696699141100894], [-75.17677669529661, -0.32322330470336313], [-75.03033008588989, 0.030330085889910596], [-74.5, 0.25], [-74.0, 0.04289321881344306], [-73.67677669529661, 0.17677669529663687], [-73.53033008588989, 0.5303300858899106], [-73.0, 0.75], [-72.75, 0.6464466094067215], [-72.5, 0.75], [-72.25, 0.6464466094067215], [-72.0, 0.75], [-71.46966991411011, 0.5303300858899107], [-71.32322330470339, 0.1767766952966369], [-70.96966991411011, 0.030330085889910707], [-70.75, -0.5], [-70.96966991411011, -1.0303300858899105], [-71.32322330470339, -1.1767766952966368], [-71.35355339059328, -1.25], [-71.32322330470339, -1.323223304703363], [-70.96966991411011, -1.4696699141100893], [-70.75, -2.0], [-70.85355339059328, -2.25], [-70.75, -2.5], [-70.96966991411011, -3.0303300858899105], [-71.5, -3.25], [-71.75, -3.1464466094067216], [-72.0, -3.25], [-72.25, -3.1464466094067216], [-72.5, -3.25], [-73.03033008588989, -3.0303300858899105], [-73.17677669529661, -2.676776695296637], [-73.25, -2.6464466094067216], [-73.5, -2.75], [-73.75, -2.6464466094067216], [-74.0, -2.75], [-74.25, -2.6464466094067216], [-74.5, -2.75], [-75.03033008588989, -2.5303300858899105], [-75.25, -2.0], [-75.14644660940672, -1.75], [-75.17677669529661, -1.676776695296637]]]}, "2021-06-10T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-75.64644660940672, 0.24999999999999997], [-75.75, 0.5], [-75.53033008588989, 1.0303300858899105], [-75.0, 1.25], [-74.75, 1.1464466094067216], [-74.5, 1.25], [-74.25, 1.1464466094067216], [-74.0, 1.25], [-73.46966991411011, 1.0303300858899107], [-73.30177669529667, 0.6249999999999931], [-73.0, 0.75], [-72.75, 0.6464466094067215], [-72.5, 0.75], [-72.25, 0.6464466094067215], [-72.0, 0.75], [-71.46966991411011, 0.5303300858899107], [-71.32322330470339, 0.1767766952966369], [-70.96966991411011, 0.030330085889910707], [-70.75, -0.5], [-70.96966991411011, -1.0303300858899105], [-71.32322330470339, -1.1767766952966368], [-71.35355339059328, -1.25], [-71.32322330470339, -1.323223304703363], [-70.96966991411011, -1.4696699141100893], [-70.75, -2.0], [-70.85355339059328, -2.25], [-70.75, -2.5], [-70.96966991411011, -3.0303300858899105], [-71.5, -3.25], [-71.75, -3.1464466094067216], [-72.0, -3.25], [-72.25, -3.1464466094067216], [-72.5, -3.25], [-73.03033008588989, -3.0303300858899105], [-73.17677669529661, -2.676776695296637], [-73.25, -2.6464466094067216], [-73.5, -2.75], [-73.75, -2.6464466094067216], [-74.0, -2.75], [-74.25, -2.6464466094067216], [-74.5, -2.75], [-75.03033008588989, -2.5303300858899105], [-75.25, -2.0], [-75.14644660940672, -1.75], [-75.17677669529661, -1.676776695296637], [-75.53033008588989, -1.5303300858899107], [-75.75, -1.0], [-75.54289321881345, -0.5], [-75.75, 0.0], [-75.64644660940672, 0.24999999999999997]]]}, "2021-06-11T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-75.64644660940672, 0.24999999999999997], [-75.75, 0.5], [-75.53033008588989, 1.0303300858899105], [-75.0, 1.25], [-74.75, 1.1464466094067216], [-74.5, 1.25], [-74.25, 1.1464466094067216], [-74.0, 1.25], [-73.46966991411011, 1.0303300858899107], [-73.30177669529667, 0.6249999999999931], [-73.0, 0.75], [-72.75, 0.6464466094067215], [-72.5, 0.75], [-72.25, 0.6464466094067215], [-72.0, 0.75], [-71.46966991411011, 0.5303300858899107], [-71.32322330470339, 0.1767766952966369], [-70.96966991411011, 0.030330085889910707], [-70.75, -0.5], [-70.96966991411011, -1.0303300858899105], [-71.32322330470339, -1.1767766952966368], [-71.35355339059328, -1.25], [-71.32322330470339, -1.323223304703363], [-70.96966991411011, -1.4696699141100893], [-70.75, -2.0], [-70.85355339059328, -2.25], [-70.75, -2.5], [-70.96966991411011, -3.0303300858899105], [-71.5, -3.25], [-71.75, -3.1464466094067216], [-72.0, -3.25], [-72.25, -3.1464466094067216], [-72.5, -3.25], [-73.03033008588989, -3.0303300858899105], [-73.17677669529661, -2.676776695296637], [-73.25, -2.6464466094067216], [-73.5, -2.75], [-73.75, -2.6464466094067216], [-74.0, -2.75], [-74.25, -2.6464466094067216], [-74.5, -2.75], [-75.03033008588989, -2.5303300858899105], [-75.25, -2.0], [-75.14644660940672, -1.75], [-75.17677669529661, -1.676776695296637], [-75.53033008588989, -1.5303300858899107], [-75.75, -1.0], [-75.54289321881345, -0.5], [-75.75, 0.0], [-75.64644660940672, 0.24999999999999997]]]}, "2021-06-12T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-75.64644660940672, 0.24999999999999997], [-75.75, 0.5], [-75.53033008588989, 1.0303300858899105], [-75.0, 1.25], [-74.75, 1.1464466094067216], [-74.5, 1.25], [-74.25, 1.1464466094067216], [-74.0, 1.25], [-73.46966991411011, 1.0303300858899107], [-73.25, 0.5], [-73.46966991411011, -0.030330085889910596], [-73.82322330470339, -0.17677669529663687], [-73.96966991411011, -0.5303300858899106], [-74.5, -0.75], [-74.75, -0.6464466094067215], [-75.0, -0.75], [-75.53033008588989, -0.5303300858899107], [-75.75, 0.0], [-75.64644660940672, 0.24999999999999997]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.265408567801501}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.54926434752358}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.681848840023463, 25.932326764180345, 25.961223250651187, 25.159474466451456]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.15421938653236, 26.376607416003196, 26.852686870888306, 25.389964551342985]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.3294800657436934, 1.6379113984229372, 1.7112988284429913, 1.1008404154559686]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.6662264727661409, 2.0178527774453983, 2.265408567801501, 1.1740333042383213]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6173395587817367, 1.9812651257718783, 2.0666496346044694, 1.2898851042489063]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.0576612030591757, 2.571641805816843, 2.7544247966117714, 1.37900020825728]}}