{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:54:36.540173", "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": "2013-Sep-27_to_2013-Oct-02_299.0_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": 2013090002788}, "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": "September 27 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 02 2013"}, "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": 74811.61907558283}, "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": ["Martinique", "Saint Lucia"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Caribbean"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["North 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": ["Caribbean Sea"]}, "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": 299.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "299.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 294.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 299.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 13.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 15.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-09-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-63.0, 14.25], [-62.47, 14.03], [-62.25, 13.5], [-62.47, 12.97], [-63.0, 12.75], [-63.53, 12.97], [-63.75, 13.5], [-63.53, 14.03], [-63.0, 14.25]]]]}, "2013-09-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-66.25, 15.0], [-66.03, 15.53], [-65.68, 15.68], [-65.53, 16.03], [-65.0, 16.25], [-64.75, 16.15], [-64.5, 16.25], [-64.25, 16.15], [-64.0, 16.25], [-63.47, 16.03], [-63.32, 15.68], [-62.97, 15.53], [-62.82, 15.18], [-62.75, 15.15], [-62.5, 15.25], [-61.97, 15.03], [-61.75, 14.5], [-61.85, 14.25], [-61.75, 14.0], [-61.97, 13.47], [-62.32, 13.32], [-62.47, 12.97], [-63.0, 12.75], [-63.53, 12.97], [-63.68, 13.32], [-63.75, 13.35], [-64.0, 13.25], [-64.53, 13.47], [-64.68, 13.82], [-64.75, 13.85], [-65.0, 13.75], [-65.53, 13.97], [-65.68, 14.32], [-66.03, 14.47], [-66.25, 15.0]]]]}, "2013-09-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-66.25, 15.0], [-66.03, 15.53], [-65.68, 15.68], [-65.53, 16.03], [-65.0, 16.25], [-64.75, 16.15], [-64.5, 16.25], [-64.25, 16.15], [-64.0, 16.25], [-63.47, 16.03], [-63.32, 15.68], [-62.97, 15.53], [-62.82, 15.18], [-62.75, 15.15], [-62.5, 15.25], [-62.25, 15.15], [-62.0, 15.25], [-61.75, 15.15], [-61.5, 15.25], [-60.97, 15.03], [-60.82, 14.68], [-60.47, 14.53], [-60.25, 14.0], [-60.47, 13.47], [-60.82, 13.32], [-60.97, 12.97], [-61.5, 12.75], [-61.75, 12.85], [-62.0, 12.75], [-62.5, 12.96], [-63.0, 12.75], [-63.53, 12.97], [-63.68, 13.32], [-63.75, 13.35], [-64.0, 13.25], [-64.53, 13.47], [-64.68, 13.82], [-64.75, 13.85], [-65.0, 13.75], [-65.53, 13.97], [-65.68, 14.32], [-66.03, 14.47], [-66.25, 15.0]]]]}, "2013-09-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-66.25, 15.0], [-66.03, 15.53], [-65.68, 15.68], [-65.53, 16.03], [-65.0, 16.25], [-64.75, 16.15], [-64.5, 16.25], [-64.25, 16.15], [-64.0, 16.25], [-63.47, 16.03], [-63.32, 15.68], [-62.97, 15.53], [-62.82, 15.18], [-62.75, 15.15], [-62.5, 15.25], [-62.25, 15.15], [-62.0, 15.25], [-61.75, 15.15], [-61.5, 15.25], [-61.25, 15.15], [-61.0, 15.25], [-60.47, 15.03], [-60.25, 14.5], [-60.35, 14.25], [-60.25, 14.0], [-60.47, 13.47], [-60.82, 13.32], [-60.97, 12.97], [-61.5, 12.75], [-61.75, 12.85], [-62.0, 12.75], [-62.53, 12.97], [-62.68, 13.32], [-62.75, 13.35], [-63.0, 13.25], [-63.25, 13.35], [-63.5, 13.25], [-63.75, 13.35], [-64.0, 13.25], [-64.53, 13.47], [-64.68, 13.82], [-64.75, 13.85], [-65.0, 13.75], [-65.53, 13.97], [-65.68, 14.32], [-66.03, 14.47], [-66.25, 15.0]]]]}, "2013-10-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.0, 15.25], [-61.75, 15.15], [-61.5, 15.25], [-61.25, 15.15], [-61.0, 15.25], [-60.47, 15.03], [-60.25, 14.5], [-60.35, 14.25], [-60.25, 14.0], [-60.47, 13.47], [-60.82, 13.32], [-60.97, 12.97], [-61.5, 12.75], [-61.75, 12.85], [-62.0, 12.75], [-62.53, 12.97], [-62.75, 13.5], [-62.54, 14.0], [-62.75, 14.5], [-62.53, 15.03], [-62.0, 15.25]]], [[[-65.53, 13.97], [-65.75, 14.5], [-65.53, 15.03], [-65.0, 15.25], [-64.47, 15.03], [-64.25, 14.5], [-64.47, 13.97], [-65.0, 13.75], [-65.53, 13.97]]]]}, "2013-10-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.25, 14.5], [-62.03, 15.03], [-61.5, 15.25], [-61.25, 15.15], [-61.0, 15.25], [-60.47, 15.03], [-60.25, 14.5], [-60.35, 14.25], [-60.25, 14.0], [-60.47, 13.47], [-61.0, 13.25], [-61.53, 13.47], [-61.68, 13.82], [-62.03, 13.97], [-62.25, 14.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.4541273195792428}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.0497297787643913}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.460594102816458, 28.60548542529284, 28.77339602182991, 28.6528655597333, 28.391535031139313, 28.24775157761968]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.460594102816458, 28.70250664862357, 28.916725239654284, 28.879201881210747, 28.59860721729575, 28.598535992033874]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.8489637453544105, 0.9549609447605636, 1.144928340226213, 1.0685342512846507, 0.967704518757606, 0.9962224067511443]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.8489637453544105, 1.0290283075409548, 1.2850477736199082, 1.4541273195792428, 1.2322215954437752, 1.2548281445457405]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.31072557210661, 1.4337944384287187, 1.7755302640055282, 1.6728066272126536, 1.5504732861871278, 1.5458491137731178]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.31072557210661, 1.5421110021837283, 1.9633031065267288, 1.9229919533733464, 1.7710823661311252, 1.7118709407044814]}}