{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:22:31.279695", "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-Feb-06_to_2021-Feb-08_297.0_-14.5"}, "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": 2021020001485}, "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": "February 06 2021"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 08 2021"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 50816.85918032472}, "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"]}, "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": -14.5}, "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": 297.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "297.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 296.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 299.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -15.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -13.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[-64.75, -14.0], [-64.53, -13.47], [-64.177, -13.323], [-64.03, -12.97], [-63.5, -12.75], [-63.25, -12.854], [-63.0, -12.75], [-62.47, -12.97], [-62.302, -13.375], [-62.0, -13.25], [-61.47, -13.47], [-61.25, -14.0], [-61.354, -14.25], [-61.323, -14.323], [-61.25, -14.354], [-61.0, -14.25], [-60.47, -14.47], [-60.25, -15.0], [-60.354, -15.25], [-60.25, -15.5], [-60.47, -16.03], [-61.0, -16.25], [-61.25, -16.146], [-61.5, -16.25], [-61.75, -16.146], [-62.0, -16.25], [-62.25, -16.146], [-62.5, -16.25], [-63.03, -16.03], [-63.177, -15.677], [-63.25, -15.646], [-63.5, -15.75], [-64.03, -15.53], [-64.25, -15.0], [-64.146, -14.75], [-64.177, -14.677], [-64.53, -14.53], [-64.75, -14.0]]]}}, "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": {"2021-02-06T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-64.17677669529661, -14.676776695296637], [-64.53033008588989, -14.530330085889911], [-64.75, -14.0], [-64.53033008588989, -13.469669914110089], [-64.17677669529661, -13.323223304703363], [-64.03033008588989, -12.969669914110089], [-63.5, -12.75], [-63.25, -12.853553390593278], [-63.0, -12.75], [-62.46966991411011, -12.969669914110089], [-62.30177669529667, -13.375000000000007], [-62.0, -13.25], [-61.46966991411011, -13.469669914110089], [-61.25, -14.0], [-61.35355339059328, -14.25], [-61.32322330470339, -14.323223304703363], [-61.25, -14.353553390593278], [-61.0, -14.25], [-60.46966991411011, -14.469669914110089], [-60.25, -15.0], [-60.35355339059328, -15.25], [-60.25, -15.5], [-60.46966991411011, -16.03033008588991], [-61.0, -16.25], [-61.25, -16.146446609406723], [-61.5, -16.25], [-61.75, -16.146446609406723], [-62.0, -16.25], [-62.25, -16.146446609406723], [-62.5, -16.25], [-63.03033008588989, -16.03033008588991], [-63.17677669529661, -15.676776695296637], [-63.25, -15.646446609406722], [-63.5, -15.75], [-64.03033008588989, -15.530330085889911], [-64.25, -15.0], [-64.14644660940672, -14.75], [-64.17677669529661, -14.676776695296637]]]}, "2021-02-07T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-64.17677669529661, -14.676776695296637], [-64.53033008588989, -14.530330085889911], [-64.75, -14.0], [-64.53033008588989, -13.469669914110089], [-64.17677669529661, -13.323223304703363], [-64.03033008588989, -12.969669914110089], [-63.5, -12.75], [-63.25, -12.853553390593278], [-63.0, -12.75], [-62.46966991411011, -12.969669914110089], [-62.30177669529667, -13.375000000000007], [-62.0, -13.25], [-61.46966991411011, -13.469669914110089], [-61.25, -14.0], [-61.35355339059328, -14.25], [-61.32322330470339, -14.323223304703363], [-61.25, -14.353553390593278], [-61.0, -14.25], [-60.46966991411011, -14.469669914110089], [-60.25, -15.0], [-60.35355339059328, -15.25], [-60.25, -15.5], [-60.46966991411011, -16.03033008588991], [-61.0, -16.25], [-61.25, -16.146446609406723], [-61.5, -16.25], [-61.75, -16.146446609406723], [-62.0, -16.25], [-62.25, -16.146446609406723], [-62.5, -16.25], [-63.03033008588989, -16.03033008588991], [-63.17677669529661, -15.676776695296637], [-63.25, -15.646446609406722], [-63.5, -15.75], [-64.03033008588989, -15.530330085889911], [-64.25, -15.0], [-64.14644660940672, -14.75], [-64.17677669529661, -14.676776695296637]]]}, "2021-02-08T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-64.17677669529661, -14.676776695296637], [-64.53033008588989, -14.530330085889911], [-64.75, -14.0], [-64.53033008588989, -13.469669914110089], [-64.17677669529661, -13.323223304703363], [-64.03033008588989, -12.969669914110089], [-63.5, -12.75], [-63.25, -12.853553390593278], [-63.0, -12.75], [-62.46966991411011, -12.969669914110089], [-62.30177669529667, -13.375000000000007], [-62.0, -13.25], [-61.46966991411011, -13.469669914110089], [-61.25, -14.0], [-61.35355339059328, -14.25], [-61.32322330470339, -14.323223304703363], [-61.25, -14.353553390593278], [-61.0, -14.25], [-60.46966991411011, -14.469669914110089], [-60.25, -15.0], [-60.35355339059328, -15.25], [-60.25, -15.5], [-60.46966991411011, -16.03033008588991], [-61.0, -16.25], [-61.25, -16.146446609406723], [-61.5, -16.25], [-61.75, -16.146446609406723], [-62.0, -16.25], [-62.25, -16.146446609406723], [-62.5, -16.25], [-63.03033008588989, -16.03033008588991], [-63.17677669529661, -15.676776695296637], [-63.25, -15.646446609406722], [-63.5, -15.75], [-64.03033008588989, -15.530330085889911], [-64.25, -15.0], [-64.14644660940672, -14.75], [-64.17677669529661, -14.676776695296637]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.3455526849956527}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.747768374446286}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.448009206156996, 27.414946222082165, 27.50275610145593]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.229192518456273, 28.243536478466126, 28.002943112190337]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.7135060678359986, 1.6792571972623558, 1.8505418582405033]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.0003118429253846, 1.9055430481521967, 2.3455526849956527]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4392004927245508, 1.4466879476430394, 1.6025566452285074]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6405133128005847, 1.7193263537440797, 1.997634193477692]}}