{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:54:47.540167", "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-Oct-16_to_2013-Oct-19_268.0_15.0"}, "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": 2013100002276}, "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 16 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 19 2013"}, "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": 53463.04737769255}, "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": ["Guatemala", "Mexico"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.Central-America"]}, "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": []}, "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": 15.0}, "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": 268.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "268.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 265.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 269.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 14.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 17.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-10-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-94.53, 15.97], [-94.75, 16.5], [-94.53, 17.03], [-94.0, 17.25], [-93.75, 17.15], [-93.68, 17.18], [-93.65, 17.25], [-93.75, 17.5], [-93.53, 18.03], [-93.0, 18.25], [-92.75, 18.15], [-92.5, 18.25], [-91.97, 18.03], [-91.82, 17.68], [-91.47, 17.53], [-91.25, 17.0], [-91.43, 16.57], [-91.0, 16.75], [-90.47, 16.53], [-90.25, 16.0], [-90.35, 15.75], [-90.25, 15.5], [-90.35, 15.25], [-90.32, 15.18], [-89.97, 15.03], [-89.75, 14.5], [-89.97, 13.97], [-90.5, 13.75], [-91.03, 13.97], [-91.18, 14.32], [-91.25, 14.35], [-91.5, 14.25], [-91.75, 14.35], [-92.0, 14.25], [-92.53, 14.47], [-92.75, 15.0], [-92.65, 15.25], [-92.7, 15.38], [-93.0, 15.25], [-93.53, 15.47], [-93.68, 15.82], [-93.75, 15.85], [-94.0, 15.75], [-94.53, 15.97]]]]}, "2013-10-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-94.53, 15.97], [-94.75, 16.5], [-94.53, 17.03], [-94.0, 17.25], [-93.75, 17.15], [-93.68, 17.18], [-93.65, 17.25], [-93.75, 17.5], [-93.53, 18.03], [-93.0, 18.25], [-92.75, 18.15], [-92.5, 18.25], [-91.97, 18.03], [-91.82, 17.68], [-91.47, 17.53], [-91.25, 17.0], [-91.43, 16.57], [-91.0, 16.75], [-90.47, 16.53], [-90.25, 16.0], [-90.35, 15.75], [-90.25, 15.5], [-90.35, 15.25], [-90.32, 15.18], [-89.97, 15.03], [-89.75, 14.5], [-89.97, 13.97], [-90.5, 13.75], [-91.03, 13.97], [-91.18, 14.32], [-91.25, 14.35], [-91.5, 14.25], [-91.75, 14.35], [-92.0, 14.25], [-92.53, 14.47], [-92.75, 15.0], [-92.65, 15.25], [-92.7, 15.38], [-93.0, 15.25], [-93.53, 15.47], [-93.68, 15.82], [-93.75, 15.85], [-94.0, 15.75], [-94.53, 15.97]]]]}, "2013-10-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-94.53, 15.97], [-94.75, 16.5], [-94.53, 17.03], [-94.0, 17.25], [-93.75, 17.15], [-93.68, 17.18], [-93.65, 17.25], [-93.75, 17.5], [-93.53, 18.03], [-93.0, 18.25], [-92.75, 18.15], [-92.5, 18.25], [-91.97, 18.03], [-91.82, 17.68], [-91.47, 17.53], [-91.25, 17.0], [-91.43, 16.57], [-91.0, 16.75], [-90.47, 16.53], [-90.25, 16.0], [-90.35, 15.75], [-90.25, 15.5], [-90.35, 15.25], [-90.32, 15.18], [-89.97, 15.03], [-89.75, 14.5], [-89.97, 13.97], [-90.5, 13.75], [-91.03, 13.97], [-91.18, 14.32], [-91.25, 14.35], [-91.5, 14.25], [-91.75, 14.35], [-92.0, 14.25], [-92.53, 14.47], [-92.75, 15.0], [-92.65, 15.25], [-92.7, 15.38], [-93.0, 15.25], [-93.53, 15.47], [-93.68, 15.82], [-93.75, 15.85], [-94.0, 15.75], [-94.53, 15.97]]]]}, "2013-10-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-91.53, 16.53], [-91.0, 16.75], [-90.47, 16.53], [-90.25, 16.0], [-90.47, 15.47], [-91.0, 15.25], [-91.43, 15.43], [-91.25, 15.0], [-91.47, 14.47], [-92.0, 14.25], [-92.53, 14.47], [-92.75, 15.0], [-92.53, 15.53], [-92.0, 15.75], [-91.57, 15.57], [-91.75, 16.0], [-91.53, 16.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.612496459089016}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.7331114168527455}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [22.147133797398624, 22.15887409472026, 22.100437724364212, 22.397486635701682]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.354940245019236, 26.542547584626732, 26.34169234632259, 25.198598119533983]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.6801976534007426, 1.7839397005157152, 1.7840650015013908, 1.2932984731162378]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.228491081849768, 2.550180145362674, 2.612496459089016, 1.571666615610809]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.503817318782101, 1.548140750689961, 1.5033448710436956, 1.3531827670745562]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9694439161352977, 2.0166052789550655, 1.9020444183584528, 1.4575206737761688]}}