{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:19:10.497423", "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": "2020-Oct-31_to_2020-Nov-05_267.0_14.0"}, "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": 2020100002871}, "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": "October 31 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 05 2020"}, "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": 75268.62565696442}, "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": ["Mexico"]}, "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": ["Pacific Ocean"]}, "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": 14.0}, "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": 267.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "267.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 266.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 270.0}, "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": 15.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[-93.677, 14.677], [-93.646, 14.75], [-93.75, 15.0], [-93.646, 15.25], [-93.75, 15.5], [-93.53, 16.03], [-93.0, 16.25], [-92.47, 16.03], [-92.323, 15.677], [-91.97, 15.53], [-91.75, 15.0], [-91.957, 14.5], [-91.823, 14.177], [-91.47, 14.03], [-91.25, 13.5], [-91.354, 13.25], [-91.323, 13.177], [-90.97, 13.03], [-90.823, 12.677], [-90.75, 12.646], [-90.5, 12.75], [-90.25, 12.646], [-90.0, 12.75], [-89.47, 12.53], [-89.25, 12.0], [-89.47, 11.47], [-90.0, 11.25], [-90.25, 11.354], [-90.5, 11.25], [-90.75, 11.354], [-90.823, 11.323], [-90.97, 10.97], [-91.5, 10.75], [-91.75, 10.854], [-92.0, 10.75], [-92.25, 10.854], [-92.5, 10.75], [-93.03, 10.97], [-93.25, 11.5], [-93.146, 11.75], [-93.25, 12.0], [-93.146, 12.25], [-93.25, 12.5], [-93.146, 12.75], [-93.177, 12.823], [-93.25, 12.854], [-93.251, 12.854], [-93.5, 12.75], [-94.03, 12.97], [-94.25, 13.5], [-94.146, 13.75], [-94.25, 14.0], [-94.03, 14.53], [-93.677, 14.677]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.Central-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-10-31T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-94.14644660940672, 13.75], [-94.25, 14.0], [-94.03033008588989, 14.530330085889911], [-93.5, 14.75], [-93.25, 14.646446609406722], [-93.0, 14.75], [-92.46966991411011, 14.530330085889911], [-92.25, 14.0], [-92.46966991411011, 13.469669914110089], [-92.82322330470339, 13.323223304703363], [-92.96966991411011, 12.969669914110089], [-93.5, 12.75], [-94.03033008588989, 12.969669914110089], [-94.25, 13.5], [-94.14644660940672, 13.75]]]}, "2020-11-01T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-94.14644660940672, 13.75], [-94.25, 14.0], [-94.03033008588989, 14.530330085889911], [-93.67677669529661, 14.676776695296637], [-93.53033008588989, 15.030330085889911], [-93.0, 15.25], [-92.46966991411011, 15.030330085889911], [-92.25, 14.5], [-92.35355339059328, 14.25], [-92.25, 14.0], [-92.35355339059328, 13.75], [-92.25, 13.5], [-92.46966991411011, 12.969669914110089], [-93.0, 12.75], [-93.25, 12.853553390593278], [-93.5, 12.75], [-94.03033008588989, 12.969669914110089], [-94.25, 13.5], [-94.14644660940672, 13.75]]]}, "2020-11-02T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-94.14644660940672, 13.75], [-94.25, 14.0], [-94.03033008588989, 14.530330085889911], [-93.67677669529661, 14.676776695296637], [-93.64644660940672, 14.75], [-93.75, 15.0], [-93.64644660940672, 15.25], [-93.75, 15.5], [-93.53033008588989, 16.03033008588991], [-93.0, 16.25], [-92.46966991411011, 16.03033008588991], [-92.25, 15.5], [-92.35355339059328, 15.25], [-92.25, 15.0], [-92.35355339059328, 14.75], [-92.32322330470339, 14.676776695296637], [-91.96966991411011, 14.530330085889911], [-91.82322330470339, 14.176776695296637], [-91.46966991411011, 14.030330085889911], [-91.25, 13.5], [-91.35355339059328, 13.25], [-91.32322330470339, 13.176776695296637], [-90.96966991411011, 13.030330085889911], [-90.82322330470339, 12.676776695296637], [-90.75, 12.646446609406722], [-90.5, 12.75], [-90.25, 12.646446609406722], [-90.0, 12.75], [-89.46966991411011, 12.530330085889911], [-89.25, 12.0], [-89.46966991411011, 11.469669914110089], [-90.0, 11.25], [-90.25, 11.353553390593278], [-90.5, 11.25], [-90.75, 11.353553390593278], [-90.82322330470339, 11.323223304703363], [-90.96966991411011, 10.969669914110089], [-91.5, 10.75], [-91.75, 10.853553390593278], [-92.0, 10.75], [-92.25, 10.853553390593278], [-92.5, 10.75], [-93.03033008588989, 10.969669914110089], [-93.25, 11.5], [-93.14644660940672, 11.75], [-93.25, 12.0], [-93.14644660940672, 12.25], [-93.25, 12.5], [-93.14644660940672, 12.75], [-93.17677669529661, 12.823223304703363], [-93.25, 12.853553390593278], [-93.5, 12.75], [-94.03033008588989, 12.969669914110089], [-94.25, 13.5], [-94.14644660940672, 13.75]]]}, "2020-11-03T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-93.64644660940672, 13.75], [-93.75, 14.0], [-93.64644660940672, 14.25], [-93.75, 14.5], [-93.64644660940672, 14.75], [-93.75, 15.0], [-93.64644660940672, 15.25], [-93.75, 15.5], [-93.53033008588989, 16.03033008588991], [-93.0, 16.25], [-92.46966991411011, 16.03033008588991], [-92.32322330470339, 15.676776695296637], [-91.96966991411011, 15.530330085889911], [-91.75, 15.0], [-91.95710678118655, 14.5], [-91.82322330470339, 14.176776695296637], [-91.46966991411011, 14.030330085889911], [-91.25, 13.5], [-91.35355339059328, 13.25], [-91.32322330470339, 13.176776695296637], [-90.96966991411011, 13.030330085889911], [-90.82322330470339, 12.676776695296637], [-90.75, 12.646446609406722], [-90.5, 12.75], [-90.25, 12.646446609406722], [-90.0, 12.75], [-89.46966991411011, 12.530330085889911], [-89.25, 12.0], [-89.46966991411011, 11.469669914110089], [-90.0, 11.25], [-90.25, 11.353553390593278], [-90.5, 11.25], [-90.75, 11.353553390593278], [-90.82322330470339, 11.323223304703363], [-90.96966991411011, 10.969669914110089], [-91.5, 10.75], [-91.75, 10.853553390593278], [-92.0, 10.75], [-92.25, 10.853553390593278], [-92.5, 10.75], [-93.03033008588989, 10.969669914110089], [-93.25, 11.5], [-93.14644660940672, 11.75], [-93.25, 12.0], [-93.14644660940672, 12.25], [-93.25, 12.5], [-93.14644660940672, 12.75], [-93.17677669529661, 12.823223304703363], [-93.53033008588989, 12.969669914110089], [-93.75, 13.5], [-93.64644660940672, 13.75]]]}, "2020-11-04T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-93.64644660940672, 14.25], [-93.75, 14.5], [-93.64644660940672, 14.75], [-93.75, 15.0], [-93.64644660940672, 15.25], [-93.75, 15.5], [-93.53033008588989, 16.03033008588991], [-93.0, 16.25], [-92.46966991411011, 16.03033008588991], [-92.32322330470339, 15.676776695296637], [-91.96966991411011, 15.530330085889911], [-91.75, 15.0], [-91.95710678118655, 14.5], [-91.82322330470339, 14.176776695296637], [-91.46966991411011, 14.030330085889911], [-91.25, 13.5], [-91.35355339059328, 13.25], [-91.32322330470339, 13.176776695296637], [-90.96966991411011, 13.030330085889911], [-90.82322330470339, 12.676776695296637], [-90.75, 12.646446609406722], [-90.5, 12.75], [-90.25, 12.646446609406722], [-90.0, 12.75], [-89.46966991411011, 12.530330085889911], [-89.25, 12.0], [-89.46966991411011, 11.469669914110089], [-90.0, 11.25], [-90.25, 11.353553390593278], [-90.5, 11.25], [-90.75, 11.353553390593278], [-90.82322330470339, 11.323223304703363], [-90.96966991411011, 10.969669914110089], [-91.5, 10.75], [-91.75, 10.853553390593278], [-92.0, 10.75], [-92.25, 10.853553390593278], [-92.5, 10.75], [-93.03033008588989, 10.969669914110089], [-93.25, 11.5], [-93.14644660940672, 11.75], [-93.25, 12.0], [-93.14644660940672, 12.25], [-93.25, 12.5], [-93.14644660940672, 12.75], [-93.25, 13.0], [-93.14644660940672, 13.25], [-93.17677669529661, 13.323223304703363], [-93.53033008588989, 13.469669914110089], [-93.75, 14.0], [-93.64644660940672, 14.25]]]}, "2020-11-05T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-93.64644660940672, 15.25], [-93.75, 15.5], [-93.53033008588989, 16.03033008588991], [-93.0, 16.25], [-92.46966991411011, 16.03033008588991], [-92.32322330470339, 15.676776695296637], [-91.96966991411011, 15.530330085889911], [-91.75, 15.0], [-91.96966991411011, 14.469669914110089], [-92.5, 14.25], [-92.75, 14.353553390593278], [-93.0, 14.25], [-93.53033008588989, 14.469669914110089], [-93.75, 15.0], [-93.64644660940672, 15.25]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.7328692310516658}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.2106223600815924}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.604674779283982, 28.80750706832424, 28.41650719110919, 28.71906442170723, 28.53753831660424, 27.621816108181633]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.741867872061846, 28.969618117034145, 29.004469835340444, 29.203805485305054, 29.088060030117617, 28.500434443123424]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.0689739208069493, 1.205337015353973, 1.0448304134791992, 1.3958593250655738, 1.2301726487503892, 1.1238964316063782]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.1389218783479578, 1.3286330080760536, 1.3936315414183582, 1.7328692310516658, 1.42192871061377, 1.3156166518792247]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2996752709603383, 1.5046361673219044, 1.5133763196841812, 2.0317171832049716, 1.7619397428215093, 1.4458827282048663]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3782062543942772, 1.6322306344788036, 1.8136120692143316, 2.3684624544767856, 2.0227574728323683, 1.5428990976587125]}}