{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:13:58.522389", "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-Sep-24_to_2021-Sep-27_282.0_4.0"}, "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": 2021090002688}, "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 24 2021"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 27 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": 80083.9810125455}, "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": ["Colombia"]}, "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": ["Pacific 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": 4.0}, "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": 282.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "282.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 280.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 284.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 3.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 7.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-79.53, 5.03], [-79.0, 5.25], [-78.75, 5.15], [-78.5, 5.25], [-78.25, 5.15], [-78.18, 5.18], [-78.03, 5.53], [-77.68, 5.68], [-77.65, 5.75], [-77.75, 6.0], [-77.65, 6.25], [-77.75, 6.5], [-77.65, 6.75], [-77.75, 7.0], [-77.53, 7.53], [-77.0, 7.75], [-76.47, 7.53], [-76.32, 7.18], [-75.97, 7.03], [-75.75, 6.5], [-75.85, 6.25], [-75.75, 6.0], [-75.85, 5.75], [-75.82, 5.68], [-75.47, 5.53], [-75.25, 5.0], [-75.35, 4.75], [-75.25, 4.5], [-75.47, 3.97], [-76.0, 3.75], [-76.25, 3.85], [-76.32, 3.82], [-76.47, 3.47], [-76.82, 3.32], [-76.97, 2.97], [-77.5, 2.75], [-77.75, 2.85], [-78.0, 2.75], [-78.25, 2.85], [-78.5, 2.75], [-78.75, 2.85], [-79.0, 2.75], [-79.25, 2.85], [-79.5, 2.75], [-80.03, 2.97], [-80.25, 3.5], [-80.15, 3.75], [-80.25, 4.0], [-80.03, 4.53], [-79.68, 4.68], [-79.53, 5.03]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.W.South-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2021-09-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-80.25, 4.0], [-80.02999999999997, 4.53], [-79.68, 4.68], [-79.52999999999997, 5.03], [-79.0, 5.25], [-78.75, 5.15], [-78.5, 5.25], [-78.25, 5.15], [-78.0, 5.25], [-77.47000000000003, 5.03], [-77.25, 4.5], [-77.35000000000002, 4.25], [-77.32, 4.18], [-76.97000000000003, 4.03], [-76.75, 3.5], [-76.97000000000003, 2.97], [-77.5, 2.75], [-77.75, 2.85], [-78.0, 2.75], [-78.25, 2.85], [-78.5, 2.75], [-78.75, 2.85], [-79.0, 2.75], [-79.25, 2.85], [-79.5, 2.75], [-80.02999999999997, 2.97], [-80.25, 3.5], [-80.14999999999998, 3.75], [-80.25, 4.0]]]]}, "2021-09-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-80.25, 4.0], [-80.02999999999997, 4.53], [-79.68, 4.68], [-79.52999999999997, 5.03], [-79.0, 5.25], [-78.75, 5.15], [-78.5, 5.25], [-78.25, 5.15], [-78.18, 5.18], [-78.02999999999997, 5.53], [-77.68, 5.68], [-77.64999999999998, 5.75], [-77.75, 6.0], [-77.64999999999998, 6.25], [-77.75, 6.5], [-77.64999999999998, 6.75], [-77.75, 7.0], [-77.52999999999997, 7.53], [-77.0, 7.75], [-76.47000000000003, 7.53], [-76.32, 7.18], [-75.97000000000003, 7.03], [-75.75, 6.5], [-75.85000000000002, 6.25], [-75.75, 6.0], [-75.85000000000002, 5.75], [-75.82, 5.68], [-75.47000000000003, 5.53], [-75.25, 5.0], [-75.35000000000002, 4.75], [-75.25, 4.5], [-75.47000000000003, 3.97], [-76.0, 3.75], [-76.25, 3.85], [-76.32, 3.82], [-76.47000000000003, 3.47], [-76.82, 3.32], [-76.97000000000003, 2.97], [-77.5, 2.75], [-77.75, 2.85], [-78.0, 2.75], [-78.25, 2.85], [-78.5, 2.75], [-78.75, 2.85], [-79.0, 2.75], [-79.25, 2.85], [-79.5, 2.75], [-80.02999999999997, 2.97], [-80.25, 3.5], [-80.14999999999998, 3.75], [-80.25, 4.0]]]]}, "2021-09-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-80.25, 4.0], [-80.02999999999997, 4.53], [-79.68, 4.68], [-79.52999999999997, 5.03], [-79.0, 5.25], [-78.75, 5.15], [-78.5, 5.25], [-78.25, 5.15], [-78.18, 5.18], [-78.02999999999997, 5.53], [-77.68, 5.68], [-77.64999999999998, 5.75], [-77.75, 6.0], [-77.64999999999998, 6.25], [-77.75, 6.5], [-77.64999999999998, 6.75], [-77.75, 7.0], [-77.52999999999997, 7.53], [-77.0, 7.75], [-76.47000000000003, 7.53], [-76.32, 7.18], [-75.97000000000003, 7.03], [-75.75, 6.5], [-75.85000000000002, 6.25], [-75.75, 6.0], [-75.85000000000002, 5.75], [-75.82, 5.68], [-75.47000000000003, 5.53], [-75.25, 5.0], [-75.35000000000002, 4.75], [-75.25, 4.5], [-75.47000000000003, 3.97], [-76.0, 3.75], [-76.25, 3.85], [-76.32, 3.82], [-76.47000000000003, 3.47], [-76.82, 3.32], [-76.97000000000003, 2.97], [-77.5, 2.75], [-77.75, 2.85], [-78.0, 2.75], [-78.25, 2.85], [-78.5, 2.75], [-78.75, 2.85], [-79.0, 2.75], [-79.25, 2.85], [-79.5, 2.75], [-80.02999999999997, 2.97], [-80.25, 3.5], [-80.14999999999998, 3.75], [-80.25, 4.0]]]]}, "2021-09-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-77.64999999999998, 4.25], [-77.68, 4.32], [-78.02999999999997, 4.47], [-78.25, 5.0], [-78.02999999999997, 5.53], [-77.68, 5.68], [-77.64999999999998, 5.75], [-77.75, 6.0], [-77.64999999999998, 6.25], [-77.75, 6.5], [-77.64999999999998, 6.75], [-77.75, 7.0], [-77.52999999999997, 7.53], [-77.0, 7.75], [-76.47000000000003, 7.53], [-76.32, 7.18], [-75.97000000000003, 7.03], [-75.75, 6.5], [-75.85000000000002, 6.25], [-75.75, 6.0], [-75.85000000000002, 5.75], [-75.82, 5.68], [-75.47000000000003, 5.53], [-75.25, 5.0], [-75.35000000000002, 4.75], [-75.25, 4.5], [-75.47000000000003, 3.97], [-76.0, 3.75], [-76.25, 3.85], [-76.32, 3.82], [-76.47000000000003, 3.47], [-76.82, 3.32], [-76.97000000000003, 2.97], [-77.5, 2.75], [-78.02999999999997, 2.97], [-78.25, 3.5], [-78.02999999999997, 4.03], [-77.68, 4.18], [-77.64999999999998, 4.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.1246569287490615}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.202961461530721}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.427942688167548, 26.341440197385225, 26.081251705654267, 25.64157977864909]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.591529156624176, 28.11655555620206, 27.795024205911716, 27.8101118671338]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.6667757889459883, 1.4180988664789118, 1.1554521225844563, 1.3413546851951688]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.7805584777208878, 2.1246569287490615, 2.114681447658711, 1.7603422362242895]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7122967485677105, 2.225103839621624, 1.747428005831016, 1.5360305790472777]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.0329111033877636, 3.3619925620089917, 2.401986965935307, 1.9234060805406639]}}