{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:20:15.700020", "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": "2019-Jul-30_to_2019-Aug-02_299.0_10.0"}, "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": 2019070003214}, "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": "July 30 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 02 2019"}, "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": 63791.77591460992}, "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": ["Venezuela"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.South-America"]}, "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": ["Caribbean Sea", "North Atlantic 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": 10.0}, "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": 296.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 299.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 9.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 11.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-07-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.03, 12.03], [-61.5, 12.25], [-60.97, 12.03], [-60.82, 11.68], [-60.47, 11.53], [-60.32, 11.18], [-59.97, 11.03], [-59.75, 10.5], [-59.85, 10.25], [-59.75, 10.0], [-59.97, 9.47], [-60.5, 9.25], [-60.75, 9.35], [-61.0, 9.25], [-61.25, 9.35], [-61.5, 9.25], [-62.03, 9.47], [-62.25, 10.0], [-62.04, 10.5], [-62.25, 11.0], [-62.15, 11.25], [-62.25, 11.5], [-62.03, 12.03]]]]}, "2019-07-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-64.25, 11.5], [-64.03, 12.03], [-63.5, 12.25], [-63.25, 12.15], [-63.0, 12.25], [-62.75, 12.15], [-62.5, 12.25], [-62.25, 12.15], [-62.0, 12.25], [-61.75, 12.15], [-61.5, 12.25], [-60.97, 12.03], [-60.82, 11.68], [-60.47, 11.53], [-60.32, 11.18], [-59.97, 11.03], [-59.75, 10.5], [-59.85, 10.25], [-59.75, 10.0], [-59.97, 9.47], [-60.5, 9.25], [-60.75, 9.35], [-61.0, 9.25], [-61.25, 9.35], [-61.5, 9.25], [-61.75, 9.35], [-61.82, 9.32], [-61.97, 8.97], [-62.5, 8.75], [-62.75, 8.85], [-63.0, 8.75], [-63.53, 8.97], [-63.75, 9.5], [-63.53, 10.03], [-63.18, 10.18], [-63.15, 10.25], [-63.18, 10.32], [-63.53, 10.47], [-63.68, 10.82], [-64.03, 10.97], [-64.25, 11.5]]]]}, "2019-08-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-64.25, 11.5], [-64.03, 12.03], [-63.5, 12.25], [-63.25, 12.15], [-63.0, 12.25], [-62.75, 12.15], [-62.5, 12.25], [-62.25, 12.15], [-62.0, 12.25], [-61.75, 12.15], [-61.5, 12.25], [-60.97, 12.03], [-60.82, 11.68], [-60.47, 11.53], [-60.32, 11.18], [-59.97, 11.03], [-59.75, 10.5], [-59.85, 10.25], [-59.75, 10.0], [-59.97, 9.47], [-60.5, 9.25], [-60.75, 9.35], [-61.0, 9.25], [-61.25, 9.35], [-61.5, 9.25], [-61.75, 9.35], [-61.82, 9.32], [-61.97, 8.97], [-62.5, 8.75], [-62.75, 8.85], [-63.0, 8.75], [-63.53, 8.97], [-63.75, 9.5], [-63.53, 10.03], [-63.18, 10.18], [-63.15, 10.25], [-63.18, 10.32], [-63.53, 10.47], [-63.68, 10.82], [-64.03, 10.97], [-64.25, 11.5]]]]}, "2019-08-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-64.25, 11.5], [-64.03, 12.03], [-63.5, 12.25], [-63.25, 12.15], [-63.0, 12.25], [-62.75, 12.15], [-62.5, 12.25], [-62.25, 12.15], [-62.0, 12.25], [-61.47, 12.03], [-61.32, 11.68], [-61.25, 11.65], [-61.0, 11.75], [-60.47, 11.53], [-60.32, 11.18], [-59.97, 11.03], [-59.75, 10.5], [-59.85, 10.25], [-59.75, 10.0], [-59.97, 9.47], [-60.5, 9.25], [-60.75, 9.35], [-61.0, 9.25], [-61.25, 9.35], [-61.5, 9.25], [-61.75, 9.35], [-61.82, 9.32], [-61.97, 8.97], [-62.5, 8.75], [-62.75, 8.85], [-63.0, 8.75], [-63.53, 8.97], [-63.75, 9.5], [-63.53, 10.03], [-63.18, 10.18], [-63.15, 10.25], [-63.18, 10.32], [-63.53, 10.47], [-63.68, 10.82], [-64.03, 10.97], [-64.25, 11.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.4220102073413727}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.0159365882182356}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.316632781547526, 27.526505755280425, 27.743719539715812, 27.62259661713233]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.46942545583596, 28.053803124796787, 28.254470159513744, 28.164752046314618]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.7947244534310371, 0.9545422662127218, 1.1626046098466045, 1.0148286611770585]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.9008257752558961, 1.2186022672294712, 1.4220102073413727, 1.3859077034294955]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6311022766113772, 1.8682832482489413, 2.288194957509044, 1.9701691197487836]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9216680994595003, 2.3361919610202317, 3.0659492658523684, 2.3505871798010847]}}