{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:49:01.494622", "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": "2011-Nov-27_to_2011-Nov-30_244.5_30.0"}, "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": 2011110002706}, "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": "November 27 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 30 2011"}, "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": 64204.71056085285}, "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": ["Mexico"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.Central-America"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["North 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": []}, "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": 30.0}, "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": 244.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "244.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 243.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 247.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 27.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 32.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-11-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-117.15, 32.25], [-117.25, 32.5], [-117.03, 33.03], [-116.5, 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[-117.15, 32.25]]]]}, "2011-11-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-117.15, 32.25], [-117.25, 32.5], [-117.03, 33.03], [-116.5, 33.25], [-116.25, 33.15], [-116.0, 33.25], [-115.47, 33.03], [-115.3, 32.63], [-115.0, 32.75], [-114.47, 32.53], [-114.25, 32.0], [-114.35, 31.75], [-114.25, 31.5], [-114.47, 30.97], [-114.87, 30.8], [-114.82, 30.68], [-114.47, 30.53], [-114.32, 30.18], [-113.97, 30.03], [-113.82, 29.68], [-113.47, 29.53], [-113.25, 29.0], [-113.35, 28.75], [-113.32, 28.68], [-113.25, 28.65], [-113.0, 28.75], [-112.47, 28.53], [-112.25, 28.0], [-112.47, 27.47], [-112.82, 27.32], [-112.97, 26.97], [-113.5, 26.75], [-113.75, 26.85], [-114.0, 26.75], [-114.25, 26.85], [-114.5, 26.75], [-115.03, 26.97], [-115.25, 27.5], [-115.03, 28.03], [-114.68, 28.18], [-114.65, 28.25], [-114.68, 28.32], [-115.03, 28.47], [-115.18, 28.82], [-115.53, 28.97], [-115.68, 29.32], [-116.03, 29.47], [-116.25, 30.0], [-116.15, 30.25], [-116.18, 30.32], [-116.53, 30.47], [-116.68, 30.82], [-117.03, 30.97], [-117.25, 31.5], [-117.15, 31.75], [-117.25, 32.0], [-117.15, 32.25]]]]}, "2011-11-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-117.15, 32.25], [-117.25, 32.5], [-117.03, 33.03], [-116.5, 33.25], [-116.25, 33.15], [-116.0, 33.25], [-115.47, 33.03], [-115.3, 32.63], [-115.0, 32.75], [-114.47, 32.53], [-114.25, 32.0], [-114.35, 31.75], [-114.25, 31.5], [-114.47, 30.97], [-114.87, 30.8], [-114.82, 30.68], [-114.47, 30.53], [-114.32, 30.18], [-113.97, 30.03], [-113.82, 29.68], [-113.47, 29.53], [-113.25, 29.0], [-113.35, 28.75], [-113.32, 28.68], [-113.25, 28.65], [-113.0, 28.75], [-112.47, 28.53], [-112.25, 28.0], [-112.47, 27.47], [-112.82, 27.32], [-112.97, 26.97], [-113.5, 26.75], [-113.75, 26.85], [-114.0, 26.75], [-114.25, 26.85], [-114.5, 26.75], [-115.03, 26.97], [-115.25, 27.5], [-115.03, 28.03], [-114.68, 28.18], [-114.65, 28.25], [-114.68, 28.32], [-115.03, 28.47], [-115.18, 28.82], [-115.53, 28.97], [-115.68, 29.32], [-116.03, 29.47], [-116.25, 30.0], [-116.15, 30.25], [-116.18, 30.32], [-116.53, 30.47], [-116.68, 30.82], [-117.03, 30.97], [-117.25, 31.5], [-117.15, 31.75], [-117.25, 32.0], [-117.15, 32.25]]]]}, "2011-11-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-117.25, 32.5], [-117.03, 33.03], [-116.5, 33.25], [-116.25, 33.15], [-116.0, 33.25], [-115.47, 33.03], [-115.25, 32.5], [-115.35, 32.25], [-115.32, 32.18], [-115.25, 32.15], [-115.0, 32.25], [-114.47, 32.03], [-114.25, 31.5], [-114.47, 30.97], [-114.87, 30.8], [-114.82, 30.68], [-114.47, 30.53], [-114.32, 30.18], [-113.97, 30.03], [-113.82, 29.68], [-113.47, 29.53], [-113.25, 29.0], [-113.37, 28.7], [-113.25, 28.65], [-113.0, 28.75], [-112.47, 28.53], [-112.25, 28.0], [-112.47, 27.47], [-112.82, 27.32], [-112.97, 26.97], [-113.5, 26.75], [-114.03, 26.97], [-114.25, 27.5], [-114.15, 27.75], [-114.25, 28.0], [-114.12, 28.3], [-114.53, 28.47], [-114.68, 28.82], [-115.03, 28.97], [-115.18, 29.32], [-115.25, 29.35], 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of mean t2m anomalies.", "value": [4.56873894396258, 4.707268346938901, 4.7154935165787775, 4.481030952431324]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [6.418403956553732, 6.8178253292850854, 7.760997389572594, 5.908705016551437]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.9771995413414833, 1.978585282760931, 1.9203021419585566, 1.6610542184165438]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [3.09633000480452, 3.1908923495605195, 2.3884760944490275, 1.992475053572291]}}