{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:23:19.765245", "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-05_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": 2021020001433}, "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 05 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": 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": 101638.54054219332}, "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"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["South-American-Monsoon"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["South 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": 294.75}, "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": -16.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -13.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2021-02-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.0, -13.25], [-61.47, -13.47], [-61.25, -14.0], [-61.47, -14.53], [-62.0, -14.75], [-62.3, -14.62], [-62.47, -15.03], [-63.0, -15.25], [-63.53, -15.03], [-63.75, -14.5], [-63.53, -13.97], [-63.0, -13.75], [-62.7, -13.88], [-62.53, -13.47], [-62.0, -13.25]]]]}, "2021-02-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-65.75, -14.5], [-65.53, -13.97], [-65.0, -13.75], [-64.75, -13.85], [-64.68, -13.82], [-64.65, -13.75], [-64.75, -13.5], [-64.53, -12.97], [-64.0, -12.75], [-63.75, -12.85], [-63.5, -12.75], [-63.25, -12.85], [-63.0, -12.75], [-62.5, -12.96], [-62.0, -12.75], [-61.47, -12.97], [-61.32, -13.32], [-60.97, -13.47], [-60.75, -14.0], [-60.87, -14.3], [-60.47, -14.47], [-60.25, -15.0], [-60.35, -15.25], [-60.25, -15.5], [-60.47, -16.03], [-61.0, -16.25], [-61.25, -16.15], [-61.5, -16.25], [-61.75, -16.15], [-61.82, -16.18], [-61.97, -16.53], [-62.5, -16.75], [-62.75, -16.65], [-63.0, -16.75], [-63.53, -16.53], [-63.75, -16.0], [-63.97, -16.53], [-64.5, -16.75], [-65.03, -16.53], [-65.25, -16.0], [-65.15, -15.75], [-65.25, -15.5], [-65.15, -15.25], [-65.18, -15.18], [-65.53, -15.03], [-65.75, -14.5]], [[-63.65, -15.75], [-63.68, -15.68], [-63.75, -15.65], [-63.82, -15.68], [-63.85, -15.75], [-63.75, -16.0], [-63.65, -15.75]]]]}, "2021-02-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-65.75, -14.5], [-65.53, -13.97], [-65.0, -13.75], [-64.75, -13.85], [-64.68, -13.82], [-64.65, -13.75], [-64.75, -13.5], [-64.53, -12.97], [-64.0, -12.75], [-63.75, -12.85], [-63.5, -12.75], [-63.25, -12.85], [-63.0, -12.75], [-62.5, -12.96], [-62.0, -12.75], [-61.47, -12.97], [-61.32, -13.32], [-60.97, -13.47], [-60.75, -14.0], [-60.87, -14.3], [-60.47, -14.47], [-60.25, -15.0], [-60.35, -15.25], [-60.25, -15.5], [-60.47, -16.03], [-61.0, -16.25], [-61.25, -16.15], [-61.5, -16.25], [-61.75, -16.15], [-61.82, -16.18], [-61.97, -16.53], [-62.5, -16.75], [-62.75, -16.65], [-63.0, -16.75], [-63.53, -16.53], [-63.75, -16.0], [-63.97, -16.53], [-64.5, -16.75], [-65.03, -16.53], [-65.25, -16.0], [-65.15, -15.75], [-65.25, -15.5], [-65.15, -15.25], [-65.18, -15.18], [-65.53, -15.03], [-65.75, -14.5]], [[-63.65, -15.75], [-63.68, -15.68], [-63.75, -15.65], [-63.82, -15.68], [-63.85, -15.75], [-63.75, -16.0], [-63.65, -15.75]]]]}, "2021-02-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-65.75, -14.5], [-65.53, -13.97], [-65.0, -13.75], [-64.75, -13.85], [-64.68, -13.82], [-64.65, -13.75], [-64.75, -13.5], [-64.53, -12.97], [-64.0, -12.75], [-63.75, -12.85], [-63.5, -12.75], [-63.25, -12.85], [-63.0, -12.75], [-62.5, -12.96], [-62.0, -12.75], [-61.47, -12.97], [-61.32, -13.32], [-60.97, -13.47], [-60.75, -14.0], [-60.87, -14.3], [-60.47, -14.47], [-60.25, -15.0], [-60.35, -15.25], [-60.25, -15.5], [-60.47, -16.03], [-61.0, -16.25], [-61.25, -16.15], [-61.5, -16.25], [-61.75, -16.15], [-61.82, -16.18], [-61.97, -16.53], [-62.5, -16.75], [-62.75, -16.65], [-63.0, -16.75], [-63.53, -16.53], [-63.75, -16.0], [-63.97, -16.53], [-64.5, -16.75], [-65.03, -16.53], [-65.25, -16.0], [-65.15, -15.75], [-65.25, -15.5], [-65.15, -15.25], [-65.18, -15.18], [-65.53, -15.03], [-65.75, -14.5]], [[-63.65, -15.75], [-63.68, -15.68], [-63.75, -15.65], [-63.82, -15.68], [-63.85, -15.75], [-63.75, -16.0], [-63.65, -15.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.7561499032055394}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.8801842912032525}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.07745885905706, 27.506486624824504, 27.542223476172524, 27.66071544538761]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.180489664405343, 28.33903006408707, 28.599744818709894, 29.009278158434597]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.537299059642578, 1.786792321402002, 1.8618336661205854, 2.012096605590739]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.6428200273561515, 2.149406313406814, 2.3660658488344666, 2.7561499032055394]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3741803020828867, 1.5285511999741332, 1.576362284685704, 1.7156200565102255]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4238319089876583, 1.875960656356903, 1.8538927273469528, 2.180148782409511]}}