{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:54:16.119858", "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": "2013-Aug-15_to_2013-Aug-21_103.5_11.0"}, "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": 2013080002412}, "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": "August 15 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 21 2013"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 201263.69159636367}, "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": ["Cambodia", "Thailand", "Vietnam"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.Asia"]}, "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": ["Gulf of Thailand", "South China 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": 11.0}, "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": 103.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "103.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 101.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 109.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 6.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 12.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-08-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[100.97, 9.97], [100.75, 10.5], [100.97, 11.03], [101.5, 11.25], [101.75, 11.15], [102.0, 11.25], [102.53, 11.03], [102.75, 10.5], [102.53, 9.97], [102.0, 9.75], [101.75, 9.85], [101.5, 9.75], [100.97, 9.97]]]]}, "2013-08-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[107.75, 10.15], [108.0, 10.25], [108.25, 10.15], [108.5, 10.25], [109.03, 10.03], [109.25, 9.5], [109.03, 8.97], [108.68, 8.82], [108.53, 8.47], [108.0, 8.25], [107.75, 8.35], [107.5, 8.25], [107.25, 8.35], [107.0, 8.25], [106.47, 8.47], [106.25, 9.0], [106.47, 9.53], [106.82, 9.68], [106.97, 10.03], [107.5, 10.25], [107.75, 10.15]]], [[[101.85, 11.75], [101.82, 11.82], [101.47, 11.97], [101.25, 12.5], [101.47, 13.03], [102.0, 13.25], [102.25, 13.15], [102.5, 13.25], [103.03, 13.03], [103.25, 12.5], [103.15, 12.25], [103.18, 12.18], [103.25, 12.15], [103.5, 12.25], [104.03, 12.03], [104.25, 11.5], [104.15, 11.25], [104.18, 11.18], [104.53, 11.03], [104.7, 10.63], [105.0, 10.75], [105.53, 10.53], [105.75, 10.0], [105.53, 9.47], [105.0, 9.25], [104.47, 9.47], [104.3, 9.87], [104.0, 9.75], [103.75, 9.85], [103.5, 9.75], [103.25, 9.85], [103.0, 9.75], [102.75, 9.85], [102.5, 9.75], [102.25, 9.85], [102.0, 9.75], [101.75, 9.85], [101.5, 9.75], [100.97, 9.97], [100.75, 10.5], [100.97, 11.03], [101.32, 11.18], [101.47, 11.53], [101.82, 11.68], [101.85, 11.75]]]]}, "2013-08-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[105.97, 10.03], [106.5, 10.25], [107.0, 10.04], [107.5, 10.25], [107.75, 10.15], [108.0, 10.25], [108.25, 10.15], [108.5, 10.25], [108.75, 10.15], [109.0, 10.25], [109.25, 10.15], [109.5, 10.25], [110.03, 10.03], [110.25, 9.5], [110.03, 8.97], [109.68, 8.82], [109.53, 8.47], [109.0, 8.25], [108.75, 8.35], [108.68, 8.32], [108.53, 7.97], [108.0, 7.75], [107.47, 7.97], [107.32, 8.32], [107.25, 8.35], [107.0, 8.25], [106.47, 8.47], [106.32, 8.82], [105.97, 8.97], [105.75, 9.5], [105.97, 10.03]]], [[[101.85, 11.75], [101.82, 11.82], [101.47, 11.97], [101.25, 12.5], [101.47, 13.03], [102.0, 13.25], [102.25, 13.15], [102.5, 13.25], [103.03, 13.03], [103.25, 12.5], [103.15, 12.25], [103.18, 12.18], [103.25, 12.15], [103.5, 12.25], [103.75, 12.15], [104.0, 12.25], [104.53, 12.03], [104.75, 11.5], [104.54, 11.0], [104.68, 10.68], [104.75, 10.65], [105.0, 10.75], [105.53, 10.53], [105.75, 10.0], [105.53, 9.47], [105.0, 9.25], [104.75, 9.35], [104.5, 9.25], [104.25, 9.35], [104.0, 9.25], [103.57, 9.43], [103.75, 9.0], [103.53, 8.47], [103.0, 8.25], [102.47, 8.47], [102.25, 9.0], [102.47, 9.53], [103.0, 9.75], [102.75, 9.85], [102.5, 9.75], [102.25, 9.85], [102.0, 9.75], [101.75, 9.85], [101.5, 9.75], [100.97, 9.97], [100.75, 10.5], [100.97, 11.03], [101.32, 11.18], [101.47, 11.53], [101.82, 11.68], [101.85, 11.75]], [[103.43, 9.57], [103.32, 9.82], [103.25, 9.85], [103.0, 9.75], [103.43, 9.57]]]]}, "2013-08-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[101.47, 11.53], [101.82, 11.68], [101.85, 11.75], [101.82, 11.82], [101.47, 11.97], [101.25, 12.5], [101.47, 13.03], [102.0, 13.25], [102.25, 13.15], [102.5, 13.25], [103.03, 13.03], [103.25, 12.5], [103.15, 12.25], [103.18, 12.18], [103.25, 12.15], [103.5, 12.25], [103.75, 12.15], [104.0, 12.25], [104.53, 12.03], [104.75, 11.5], [104.54, 11.0], [104.68, 10.68], [104.75, 10.65], [105.0, 10.75], [105.53, 10.53], [105.75, 10.0], [105.63, 9.7], [105.75, 9.65], [105.82, 9.68], [105.97, 10.03], [106.5, 10.25], [107.0, 10.04], [107.5, 10.25], [107.75, 10.15], [108.0, 10.25], [108.25, 10.15], [108.5, 10.25], [108.75, 10.15], [109.0, 10.25], [109.25, 10.15], [109.5, 10.25], [110.03, 10.03], [110.25, 9.5], [110.03, 8.97], [109.68, 8.82], [109.65, 8.75], [109.75, 8.5], [109.53, 7.97], [109.18, 7.82], [109.03, 7.47], [108.68, 7.32], [108.53, 6.97], [108.18, 6.82], [108.03, 6.47], [107.5, 6.25], [107.25, 6.35], [107.0, 6.25], [106.75, 6.35], [106.5, 6.25], [105.97, 6.47], [105.82, 6.82], [105.47, 6.97], [105.25, 7.5], [105.35, 7.75], [105.32, 7.82], [104.97, 7.97], [104.8, 8.37], [104.5, 8.25], [104.25, 8.35], [104.0, 8.25], [103.75, 8.35], [103.5, 8.25], [103.25, 8.35], [103.0, 8.25], [102.47, 8.47], [102.25, 9.0], [102.47, 9.53], [103.0, 9.75], [102.75, 9.85], [102.5, 9.75], [102.25, 9.85], [102.0, 9.75], [101.47, 9.97], [101.25, 10.5], [101.35, 10.75], [101.25, 11.0], [101.47, 11.53]], [[103.25, 9.65], [103.32, 9.68], [103.35, 9.75], [103.32, 9.82], [103.25, 9.85], [103.0, 9.75], [103.25, 9.65]]]]}, "2013-08-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[101.25, 12.5], [101.47, 13.03], [102.0, 13.25], [102.25, 13.15], [102.5, 13.25], [103.03, 13.03], [103.25, 12.5], [103.15, 12.25], [103.18, 12.18], [103.25, 12.15], [103.5, 12.25], [103.75, 12.15], [104.0, 12.25], [104.53, 12.03], [104.75, 11.5], [104.54, 11.0], [104.68, 10.68], [104.75, 10.65], [105.0, 10.75], [105.53, 10.53], [105.68, 10.18], [105.75, 10.15], [106.0, 10.25], [106.25, 10.15], [106.5, 10.25], [107.0, 10.04], [107.5, 10.25], [107.75, 10.15], [108.0, 10.25], [108.25, 10.15], [108.5, 10.25], [108.75, 10.15], [109.0, 10.25], [109.25, 10.15], [109.5, 10.25], [110.03, 10.03], [110.25, 9.5], [110.03, 8.97], [109.68, 8.82], [109.65, 8.75], [109.75, 8.5], [109.53, 7.97], [109.18, 7.82], [109.03, 7.47], [108.68, 7.32], [108.53, 6.97], [108.18, 6.82], [108.03, 6.47], [107.5, 6.25], [107.25, 6.35], [107.0, 6.25], [106.75, 6.35], [106.5, 6.25], [105.97, 6.47], [105.82, 6.82], [105.47, 6.97], [105.32, 7.32], [104.97, 7.47], [104.75, 8.0], [104.85, 8.25], [104.8, 8.37], [104.5, 8.25], [104.25, 8.35], [104.0, 8.25], [103.75, 8.35], [103.5, 8.25], [103.25, 8.35], [103.0, 8.25], [102.47, 8.47], [102.25, 9.0], [102.47, 9.53], [103.0, 9.75], [102.75, 9.85], [102.5, 9.75], [101.97, 9.97], [101.75, 10.5], [101.85, 10.75], [101.75, 11.0], [101.85, 11.25], [101.75, 11.5], [101.85, 11.75], [101.82, 11.82], [101.47, 11.97], [101.25, 12.5]], [[103.25, 9.65], [103.32, 9.68], [103.35, 9.75], [103.32, 9.82], [103.25, 9.85], [103.0, 9.75], [103.25, 9.65]]]]}, "2013-08-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[101.75, 12.0], [101.97, 12.53], [102.5, 12.75], [103.03, 12.53], [103.18, 12.18], [103.53, 12.03], [103.68, 11.68], [104.03, 11.53], [104.18, 11.18], [104.53, 11.03], [104.68, 10.68], [104.75, 10.65], [105.0, 10.75], [105.53, 10.53], [105.68, 10.18], [105.75, 10.15], [106.0, 10.25], [106.25, 10.15], [106.5, 10.25], [107.0, 10.04], [107.5, 10.25], [107.75, 10.15], [108.0, 10.25], [108.25, 10.15], [108.5, 10.25], [108.75, 10.15], [109.0, 10.25], [109.53, 10.03], [109.75, 9.5], [109.65, 9.25], [109.75, 9.0], [109.65, 8.75], [109.75, 8.5], [109.53, 7.97], [109.18, 7.82], [109.03, 7.47], [108.68, 7.32], [108.53, 6.97], [108.18, 6.82], [108.03, 6.47], [107.5, 6.25], [107.25, 6.35], [107.0, 6.25], [106.75, 6.35], [106.5, 6.25], [105.97, 6.47], [105.82, 6.82], [105.47, 6.97], [105.32, 7.32], [104.97, 7.47], [104.75, 8.0], [104.85, 8.25], [104.8, 8.37], [104.5, 8.25], [104.25, 8.35], [104.0, 8.25], [103.75, 8.35], [103.5, 8.25], [102.97, 8.47], [102.75, 9.0], [102.97, 9.53], [103.32, 9.68], [103.35, 9.75], [103.32, 9.82], [102.97, 9.97], [102.82, 10.32], [102.47, 10.47], [102.25, 11.0], [102.35, 11.25], [102.32, 11.32], [101.97, 11.47], [101.75, 12.0]]]]}, "2013-08-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[104.47, 8.97], [104.25, 9.5], [104.47, 10.03], [105.0, 10.25], [105.25, 10.15], [105.5, 10.25], [105.75, 10.15], [106.0, 10.25], [106.53, 10.03], [106.75, 9.5], [106.63, 9.2], [107.03, 9.03], [107.25, 8.5], [107.15, 8.25], [107.25, 8.0], [107.03, 7.47], [106.68, 7.32], [106.53, 6.97], [106.0, 6.75], [105.47, 6.97], [105.32, 7.32], [104.97, 7.47], [104.75, 8.0], [104.97, 8.53], [105.5, 8.75], [105.25, 8.85], [105.0, 8.75], [104.47, 8.97]], [[105.75, 8.65], [105.82, 8.68], [105.88, 8.8], [105.75, 8.85], [105.5, 8.75], [105.75, 8.65]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.7465709569759724}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.0423585097551824}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.385884185954524, 28.11401334855873, 28.17750335163379, 28.28866476081498, 28.376893507473596, 28.31948241850546, 28.40453616336947]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.449740020624915, 28.719444741353357, 28.733233661950578, 28.854461255534204, 28.971831234426986, 28.657476675574287, 28.608148453675938]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.6685385387845315, 0.9242710758253847, 1.0008533065923293, 1.017779032202352, 1.136397219369714, 1.037711640300428, 1.1241730263564236]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.7036628512307743, 1.3428673185806588, 1.7465709569759724, 1.5047251093434966, 1.643718861597847, 1.260590478412439, 1.5445421399151087]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3202379685100238, 1.6161829393563312, 1.7198551559293602, 1.6835486436981637, 1.793554912855355, 1.671319947926526, 1.576753252035824]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3965804708047203, 1.9941749980692507, 2.3378331507553476, 2.2401344016792835, 2.414875754857253, 2.0306207790629687, 1.7409128661736515]}}