{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:24:14.150408", "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-Oct-23_to_2022-Oct-26_100.5_8.5"}, "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": 2022100002571}, "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 23 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 26 2022"}, "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": 70159.56272581141}, "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": ["Thailand"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Asia"]}, "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": 8.5}, "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": 100.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "100.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 100.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 102.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 7.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 10.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[99.85, 9.75], [99.75, 10.0], [99.97, 10.53], [100.5, 10.75], [100.75, 10.65], [100.82, 10.68], [100.97, 11.03], [101.5, 11.25], [101.75, 11.15], [102.0, 11.25], [102.25, 11.15], [102.5, 11.25], [103.03, 11.03], [103.25, 10.5], [103.15, 10.25], [103.25, 10.0], [103.15, 9.75], [103.25, 9.5], [103.03, 8.97], [102.5, 8.75], [102.25, 8.85], [102.18, 8.82], [102.03, 8.47], [101.63, 8.3], [101.75, 8.0], [101.65, 7.75], [101.75, 7.5], [101.53, 6.97], [101.0, 6.75], [100.75, 6.85], [100.5, 6.75], [99.97, 6.97], [99.75, 7.5], [99.85, 7.75], [99.82, 7.82], [99.47, 7.97], [99.25, 8.5], [99.35, 8.75], [99.25, 9.0], [99.47, 9.53], [99.82, 9.68], [99.85, 9.75]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.Asia"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-10-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[99.75, 8.5], [99.85, 8.75], [99.75, 9.0], [99.85, 9.25], [99.75, 9.5], [99.85, 9.75], [99.75, 10.0], [99.97, 10.53], [100.5, 10.75], [100.75, 10.65], [100.82, 10.68], [100.97, 11.03], [101.5, 11.25], [101.75, 11.15], [102.0, 11.25], [102.25, 11.15], [102.5, 11.25], [103.03, 11.03], [103.25, 10.5], [103.15, 10.25], [103.25, 10.0], [103.15, 9.75], [103.25, 9.5], [103.03, 8.97], [102.5, 8.75], [102.25, 8.85], [102.18, 8.82], [102.03, 8.47], [101.63, 8.3], [101.75, 8.0], [101.65, 7.75], [101.75, 7.5], [101.53, 6.97], [101.0, 6.75], [100.47, 6.97], [100.32, 7.32], [99.97, 7.47], [99.75, 8.0], [99.85, 8.25], [99.75, 8.5]]]]}, "2022-10-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[99.25, 9.0], [99.47, 9.53], [99.82, 9.68], [99.85, 9.75], [99.75, 10.0], [99.97, 10.53], [100.5, 10.75], [100.75, 10.65], [100.82, 10.68], [100.97, 11.03], [101.5, 11.25], [101.75, 11.15], [102.0, 11.25], [102.25, 11.15], [102.5, 11.25], [103.03, 11.03], [103.25, 10.5], [103.15, 10.25], [103.25, 10.0], [103.15, 9.75], [103.25, 9.5], [103.03, 8.97], [102.5, 8.75], [102.25, 8.85], [102.18, 8.82], [102.03, 8.47], [101.63, 8.3], [101.75, 8.0], [101.65, 7.75], [101.75, 7.5], [101.53, 6.97], [101.0, 6.75], [100.75, 6.85], [100.5, 6.75], [99.97, 6.97], [99.75, 7.5], [99.85, 7.75], [99.82, 7.82], [99.47, 7.97], [99.25, 8.5], [99.35, 8.75], [99.25, 9.0]]]]}, "2022-10-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[99.25, 9.0], [99.47, 9.53], [99.82, 9.68], [99.85, 9.75], [99.75, 10.0], [99.97, 10.53], [100.5, 10.75], [100.75, 10.65], [100.82, 10.68], [100.97, 11.03], [101.5, 11.25], [101.75, 11.15], [102.0, 11.25], [102.25, 11.15], [102.5, 11.25], [103.03, 11.03], [103.25, 10.5], [103.15, 10.25], [103.25, 10.0], [103.15, 9.75], [103.25, 9.5], [103.03, 8.97], [102.5, 8.75], [102.25, 8.85], [102.18, 8.82], [102.03, 8.47], [101.63, 8.3], [101.75, 8.0], [101.65, 7.75], [101.75, 7.5], [101.53, 6.97], [101.0, 6.75], [100.75, 6.85], [100.5, 6.75], [99.97, 6.97], [99.75, 7.5], [99.85, 7.75], [99.82, 7.82], [99.47, 7.97], [99.25, 8.5], [99.35, 8.75], [99.25, 9.0]]]]}, "2022-10-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[99.25, 9.0], [99.47, 9.53], [100.0, 9.75], [100.53, 9.53], [100.68, 9.18], [101.03, 9.03], [101.25, 8.5], [101.15, 8.25], [101.25, 8.0], [101.15, 7.75], [101.25, 7.5], [101.03, 6.97], [100.5, 6.75], [99.97, 6.97], [99.75, 7.5], [99.85, 7.75], [99.82, 7.82], [99.47, 7.97], [99.25, 8.5], [99.35, 8.75], [99.25, 9.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.397409395740567}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.0630394129613512}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.97889466861625, 28.033634863494854, 27.981178632267756, 27.6440208357115]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.25747914615448, 28.365593581064047, 28.318369438849345, 27.886215391443272]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.9972177881138833, 1.1152963927956643, 1.0795995251307096, 1.0097672891343337]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.2613405479007724, 1.3326428858055692, 1.397409395740567, 1.2183453821922967]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5917761608510739, 1.821302203740686, 1.8068675859317238, 1.676986605714276]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.106343770424144, 2.2123617155117787, 2.26301888079659, 1.9402629313178752]}}