{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:21:00.386607", "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-Jun-20_to_2022-Jun-25_101.0_7.5"}, "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": 2022060000876}, "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": "June 20 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 25 2022"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": "Cold spell"}, "area": {"name": "Area", "description": "The area (in square meters) encompassing all grid points under the influence of an event during its lifetime.", "value": 82429.17631349136}, "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": 7.5}, "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": 101.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "101.0\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": 104.0}, "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": [[[[100.38, 7.8], [99.97, 7.97], [99.75, 8.5], [99.88, 8.8], [99.47, 8.97], [99.25, 9.5], [99.47, 10.03], [100.0, 10.25], [100.25, 10.15], [100.5, 10.25], [100.75, 10.15], [101.0, 10.25], [101.25, 10.15], [101.32, 10.18], [101.35, 10.25], [101.25, 10.5], [101.47, 11.03], [102.0, 11.25], [102.53, 11.03], [102.68, 10.68], [103.03, 10.53], [103.18, 10.18], [103.25, 10.15], [103.5, 10.25], [104.03, 10.03], [104.18, 9.68], [104.53, 9.53], [104.75, 9.0], [104.65, 8.75], [104.75, 8.5], [104.65, 8.25], [104.75, 8.0], [104.53, 7.47], [104.0, 7.25], [103.47, 7.47], [103.32, 7.82], [103.25, 7.85], [103.0, 7.75], [102.47, 7.97], [102.32, 8.32], [102.25, 8.35], [102.18, 8.32], [102.15, 8.25], [102.25, 8.0], [102.15, 7.75], [102.25, 7.5], [102.03, 6.97], [101.5, 6.75], [101.25, 6.85], [101.0, 6.75], [100.47, 6.97], [100.25, 7.5], [100.38, 7.8]]]]}}, "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": 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"description": "Mean t2m anomaly over entire duration", "value": -0.9953115707113911}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.782404518666, 27.683075689484497, 27.47519782300759, 27.162753339893925, 27.18583526967916, 27.116112854568314]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.733136691232005, 27.56524379394301, 27.335171231626475, 26.959362641365885, 26.901317885054084, 26.89297005047689]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [-0.7471420818726529, -0.8640121397542563, -1.0094495001243848, -1.0843265043154997, -0.9639339377228621, -0.9590848310246576]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [-0.7634505218394452, -0.9556759372129591, 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