{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:20:48.457700", "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-05_to_2022-Jun-08_94.0_15.5"}, "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": 2022060000322}, "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 05 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 08 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": "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": 125452.50354352864}, "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": ["Myanmar"]}, "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": ["Andaman 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": 15.5}, "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": 94.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "94.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 90.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 96.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 12.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 17.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[90.75, 15.65], [90.82, 15.68], [90.97, 16.03], [91.5, 16.25], [91.75, 16.15], [92.0, 16.25], [92.25, 16.15], [92.32, 16.18], 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[89.75, 15.0], [89.97, 15.53], [90.5, 15.75], [90.75, 15.65]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.Asia", "Bay-of-Bengal"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-06-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[89.75, 15.0], [89.97, 15.53], [90.5, 15.75], [90.75, 15.65], [90.82, 15.68], [90.97, 16.03], [91.5, 16.25], [91.75, 16.15], [92.0, 16.25], [92.25, 16.15], [92.32, 16.18], [92.47, 16.53], [93.0, 16.75], [93.53, 16.53], [93.68, 16.18], [93.75, 16.15], [94.0, 16.25], [94.25, 16.15], [94.5, 16.25], [94.75, 16.15], [95.0, 16.25], [95.3, 16.13], [95.47, 16.53], [96.0, 16.75], [96.53, 16.53], [96.68, 16.18], [97.03, 16.03], [97.25, 15.5], [97.03, 14.97], [96.5, 14.75], [96.25, 14.85], [96.0, 14.75], [95.5, 14.96], [95.18, 14.82], [95.15, 14.75], [95.25, 14.5], [95.15, 14.25], [95.18, 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"description": "The daily evolution of mean t2m.", "value": [27.033831061108003, 27.06319974703115, 26.95431753261829, 26.964936532988986]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.38773101569842, 26.64565569898707, 26.106791274463546, 26.520126111748368]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [-0.9226131234081181, -0.8558450920142504, -0.9367490993597571, -0.7451550712388995]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [-1.1698367596334833, -1.1244530804044075, -1.440984282729346, -0.970236856179838]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [-1.694781808359205, -1.6046564320295578, 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