{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:17:38.125962", "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": "2022-Feb-02_to_2022-Feb-04_273.0_20.0"}, "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": 2022020001420}, "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 02 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 04 2022"}, "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": 111234.89240379399}, "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": ["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": 20.0}, "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": 273.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "273.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 272.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 275.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 17.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 21.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-88.25, 19.5], [-88.15, 19.75], [-88.25, 20.0], [-88.03, 20.53], [-87.68, 20.68], [-87.53, 21.03], [-87.18, 21.18], [-87.03, 21.53], [-86.5, 21.75], [-85.97, 21.53], [-85.75, 21.0], [-85.85, 20.75], [-85.82, 20.68], [-85.47, 20.53], [-85.32, 20.18], [-84.97, 20.03], [-84.82, 19.68], [-84.47, 19.53], [-84.25, 19.0], [-84.35, 18.75], [-84.32, 18.68], [-83.97, 18.53], [-83.75, 18.0], [-83.85, 17.75], [-83.75, 17.5], [-83.85, 17.25], [-83.75, 17.0], [-83.97, 16.47], [-84.5, 16.25], [-84.75, 16.35], [-85.0, 16.25], [-85.5, 16.46], [-86.0, 16.25], [-86.53, 16.47], [-86.68, 16.82], [-87.03, 16.97], [-87.18, 17.32], [-87.53, 17.47], [-87.68, 17.82], [-88.03, 17.97], [-88.25, 18.5], [-88.15, 18.75], [-88.25, 19.0], [-88.15, 19.25], [-88.25, 19.5]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.Central-America", "Caribbean"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-02-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-88.25, 19.0], [-88.14999999999998, 19.25], [-88.25, 19.5], [-88.14999999999998, 19.75], [-88.25, 20.0], [-88.02999999999997, 20.53], [-87.68, 20.68], [-87.52999999999997, 21.03], [-87.18, 21.18], [-87.02999999999997, 21.53], [-86.5, 21.75], [-85.97000000000003, 21.53], [-85.75, 21.0], [-85.85000000000002, 20.75], [-85.82, 20.68], [-85.47000000000003, 20.53], [-85.32, 20.18], [-84.97000000000003, 20.03], [-84.82, 19.68], [-84.47000000000003, 19.53], [-84.25, 19.0], [-84.35000000000002, 18.75], [-84.32, 18.68], [-83.97000000000003, 18.53], [-83.75, 18.0], [-83.85000000000002, 17.75], [-83.75, 17.5], [-83.85000000000002, 17.25], [-83.75, 17.0], [-83.97000000000003, 16.47], [-84.5, 16.25], [-84.75, 16.35], [-85.0, 16.25], [-85.5, 16.46], [-86.0, 16.25], [-86.52999999999997, 16.47], [-86.68, 16.82], [-87.02999999999997, 16.97], [-87.18, 17.32], [-87.52999999999997, 17.47], [-87.68, 17.82], [-88.02999999999997, 17.97], [-88.25, 18.5], [-88.14999999999998, 18.75], [-88.25, 19.0]]]]}, "2022-02-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-88.25, 19.0], [-88.14999999999998, 19.25], [-88.25, 19.5], [-88.14999999999998, 19.75], [-88.25, 20.0], [-88.02999999999997, 20.53], [-87.68, 20.68], [-87.52999999999997, 21.03], [-87.18, 21.18], [-87.02999999999997, 21.53], [-86.5, 21.75], [-85.97000000000003, 21.53], [-85.75, 21.0], [-85.85000000000002, 20.75], [-85.82, 20.68], [-85.47000000000003, 20.53], [-85.32, 20.18], [-84.97000000000003, 20.03], [-84.82, 19.68], [-84.47000000000003, 19.53], [-84.25, 19.0], [-84.35000000000002, 18.75], [-84.32, 18.68], [-83.97000000000003, 18.53], [-83.75, 18.0], [-83.85000000000002, 17.75], [-83.75, 17.5], [-83.85000000000002, 17.25], [-83.75, 17.0], [-83.97000000000003, 16.47], [-84.5, 16.25], [-84.75, 16.35], [-85.0, 16.25], [-85.5, 16.46], [-86.0, 16.25], [-86.52999999999997, 16.47], [-86.68, 16.82], [-87.02999999999997, 16.97], [-87.18, 17.32], [-87.52999999999997, 17.47], [-87.68, 17.82], [-88.02999999999997, 17.97], [-88.25, 18.5], [-88.14999999999998, 18.75], [-88.25, 19.0]]]]}, "2022-02-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-88.25, 19.0], [-88.14999999999998, 19.25], [-88.25, 19.5], [-88.14999999999998, 19.75], [-88.25, 20.0], [-88.02999999999997, 20.53], [-87.68, 20.68], [-87.52999999999997, 21.03], [-87.18, 21.18], [-87.02999999999997, 21.53], [-86.5, 21.75], [-85.97000000000003, 21.53], [-85.75, 21.0], [-85.85000000000002, 20.75], [-85.82, 20.68], [-85.47000000000003, 20.53], [-85.32, 20.18], [-84.97000000000003, 20.03], [-84.82, 19.68], [-84.47000000000003, 19.53], [-84.25, 19.0], [-84.35000000000002, 18.75], [-84.32, 18.68], [-83.97000000000003, 18.53], [-83.75, 18.0], [-83.85000000000002, 17.75], [-83.75, 17.5], [-83.85000000000002, 17.25], [-83.75, 17.0], [-83.97000000000003, 16.47], [-84.5, 16.25], [-84.75, 16.35], [-85.0, 16.25], [-85.5, 16.46], [-86.0, 16.25], [-86.52999999999997, 16.47], [-86.68, 16.82], [-87.02999999999997, 16.97], [-87.18, 17.32], [-87.52999999999997, 17.47], [-87.68, 17.82], [-88.02999999999997, 17.97], [-88.25, 18.5], [-88.14999999999998, 18.75], [-88.25, 19.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.8557064703985588}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.242733416854358}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.43822220274484, 26.459665516815107, 26.485158870665998]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.59268234058345, 26.581740853802955, 26.597923771376657]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.1802138373025202, 1.2407152951119318, 1.307271118148622]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.676115859470542, 1.8557064703985588, 1.7842332997786912]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3796816885482626, 1.3139348230275418, 1.3264932808057444]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.538367840611689, 1.4690424022991442, 1.5152304863703987]}}