{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:18:37.954032", "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": "2018-Nov-24_to_2018-Nov-28_290.0_24.0"}, "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": 2018110002678}, "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 24 2018"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 28 2018"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 567705.2095385109}, "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": ["Bahamas", "Cuba"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Caribbean", "E.North-America", "N.Atlantic-Ocean"]}, "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": ["Gulf of Mexico", "North Atlantic Ocean"]}, "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": 24.0}, "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": 290.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "290.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 276.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 290.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 21.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 30.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2018-11-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-83.03, 25.53], [-82.68, 25.68], [-82.53, 26.03], [-82.0, 26.25], [-81.75, 26.15], [-81.5, 26.25], [-80.97, 26.03], [-80.82, 25.68], [-80.47, 25.53], [-80.25, 25.0], [-80.35, 24.75], [-80.25, 24.5], [-80.35, 24.25], [-80.25, 24.0], [-80.47, 23.47], [-81.0, 23.25], [-81.25, 23.35], [-81.32, 23.32], [-81.47, 22.97], [-82.0, 22.75], [-82.53, 22.97], [-82.68, 23.32], [-82.75, 23.35], [-83.0, 23.25], [-83.53, 23.47], [-83.75, 24.0], [-83.53, 24.53], [-83.18, 24.68], [-83.15, 24.75], [-83.25, 25.0], [-83.03, 25.53]]], [[[-79.5, 26.75], [-78.97, 26.53], [-78.75, 26.0], [-78.85, 25.75], [-78.75, 25.5], [-78.97, 24.97], [-79.5, 24.75], [-80.03, 24.97], [-80.25, 25.5], [-80.15, 25.75], [-80.25, 26.0], [-80.03, 26.53], [-79.5, 26.75]]]]}, "2018-11-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-83.25, 25.0], [-83.03, 25.53], [-82.68, 25.68], [-82.53, 26.03], [-82.0, 26.25], [-81.75, 26.15], [-81.5, 26.25], [-80.97, 26.03], [-80.82, 25.68], [-80.47, 25.53], [-80.3, 25.12], [-80.18, 25.18], [-80.15, 25.25], [-80.25, 25.5], [-80.15, 25.75], [-80.25, 26.0], [-80.03, 26.53], [-79.5, 26.75], [-78.97, 26.53], [-78.82, 26.18], [-78.75, 26.15], [-78.5, 26.25], [-78.25, 26.15], [-78.18, 26.18], [-78.03, 26.53], [-77.68, 26.68], [-77.65, 26.75], [-77.75, 27.0], [-77.53, 27.53], [-77.18, 27.68], [-77.03, 28.03], [-76.5, 28.25], [-76.25, 28.15], [-76.0, 28.25], [-75.75, 28.15], [-75.68, 28.18], [-75.53, 28.53], [-75.18, 28.68], [-75.03, 29.03], [-74.68, 29.18], [-74.53, 29.53], [-74.18, 29.68], [-74.03, 30.03], [-73.5, 30.25], [-73.25, 30.15], [-73.18, 30.18], [-73.15, 30.25], [-73.25, 30.5], [-73.03, 31.03], [-72.5, 31.25], [-72.25, 31.15], [-72.0, 31.25], [-71.75, 31.15], [-71.5, 31.25], [-70.97, 31.03], [-70.75, 30.5], [-70.85, 30.25], [-70.82, 30.18], [-70.47, 30.03], [-70.32, 29.68], [-69.97, 29.53], [-69.75, 29.0], [-69.85, 28.75], [-69.75, 28.5], [-69.85, 28.25], [-69.75, 28.0], [-69.85, 27.75], [-69.75, 27.5], [-69.85, 27.25], [-69.75, 27.0], [-69.85, 26.75], [-69.75, 26.5], [-69.85, 26.25], [-69.75, 26.0], [-69.85, 25.75], [-69.82, 25.68], [-69.47, 25.53], [-69.25, 25.0], [-69.46, 24.5], [-69.25, 24.0], [-69.47, 23.47], [-70.0, 23.25], [-70.25, 23.35], [-70.5, 23.25], [-70.75, 23.35], [-71.0, 23.25], [-71.25, 23.35], [-71.32, 23.32], [-71.47, 22.97], [-72.0, 22.75], [-72.25, 22.85], [-72.5, 22.75], [-72.75, 22.85], [-73.0, 22.75], [-73.53, 22.97], [-73.68, 23.32], [-73.75, 23.35], [-74.0, 23.25], [-74.25, 23.35], [-74.5, 23.25], [-74.75, 23.35], [-75.0, 23.25], [-75.25, 23.35], [-75.32, 23.32], [-75.47, 22.97], [-75.82, 22.82], [-75.97, 22.47], [-76.32, 22.32], [-76.35, 22.25], [-76.25, 22.0], [-76.47, 21.47], [-77.0, 21.25], [-77.25, 21.35], [-77.5, 21.25], [-77.75, 21.35], [-78.0, 21.25], [-78.53, 21.47], [-78.68, 21.82], [-78.75, 21.85], [-79.0, 21.75], [-79.53, 21.97], [-79.68, 22.32], [-79.75, 22.35], [-80.0, 22.25], [-80.53, 22.47], [-80.68, 22.82], [-81.03, 22.97], [-81.18, 23.32], [-81.25, 23.35], [-81.32, 23.32], [-81.47, 22.97], [-82.0, 22.75], [-82.53, 22.97], [-82.68, 23.32], [-82.75, 23.35], [-83.0, 23.25], [-83.53, 23.47], [-83.75, 24.0], [-83.53, 24.53], [-83.18, 24.68], [-83.15, 24.75], [-83.25, 25.0]], [[-72.18, 25.82], [-72.25, 25.85], [-72.5, 25.75], [-72.25, 25.65], [-72.18, 25.68], [-72.15, 25.75], [-72.18, 25.82]], [[-72.75, 25.85], [-72.82, 25.82], [-72.87, 25.7], [-72.75, 25.65], [-72.5, 25.75], [-72.75, 25.85]]]]}, "2018-11-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-83.25, 25.0], [-83.03, 25.53], [-82.68, 25.68], [-82.53, 26.03], [-82.0, 26.25], [-81.75, 26.15], [-81.5, 26.25], [-80.97, 26.03], [-80.82, 25.68], [-80.47, 25.53], [-80.3, 25.12], [-80.18, 25.18], [-80.15, 25.25], [-80.25, 25.5], [-80.15, 25.75], [-80.25, 26.0], [-80.03, 26.53], [-79.5, 26.75], [-78.97, 26.53], [-78.82, 26.18], [-78.75, 26.15], [-78.5, 26.25], [-78.25, 26.15], [-78.18, 26.18], [-78.03, 26.53], [-77.68, 26.68], [-77.65, 26.75], [-77.75, 27.0], [-77.53, 27.53], [-77.18, 27.68], [-77.03, 28.03], [-76.5, 28.25], [-76.25, 28.15], [-76.0, 28.25], [-75.75, 28.15], [-75.68, 28.18], [-75.53, 28.53], [-75.18, 28.68], [-75.03, 29.03], [-74.68, 29.18], [-74.53, 29.53], [-74.18, 29.68], [-74.03, 30.03], [-73.5, 30.25], [-73.25, 30.15], [-73.18, 30.18], [-73.15, 30.25], [-73.25, 30.5], [-73.03, 31.03], [-72.5, 31.25], [-72.25, 31.15], [-72.0, 31.25], [-71.75, 31.15], [-71.5, 31.25], [-70.97, 31.03], [-70.75, 30.5], [-70.85, 30.25], [-70.82, 30.18], [-70.47, 30.03], [-70.32, 29.68], [-69.97, 29.53], [-69.75, 29.0], [-69.85, 28.75], [-69.75, 28.5], [-69.85, 28.25], [-69.75, 28.0], [-69.85, 27.75], [-69.75, 27.5], [-69.85, 27.25], [-69.75, 27.0], [-69.85, 26.75], [-69.75, 26.5], [-69.85, 26.25], [-69.75, 26.0], [-69.85, 25.75], [-69.82, 25.68], [-69.47, 25.53], [-69.25, 25.0], [-69.46, 24.5], [-69.25, 24.0], [-69.47, 23.47], [-70.0, 23.25], [-70.25, 23.35], [-70.5, 23.25], [-70.75, 23.35], [-71.0, 23.25], [-71.25, 23.35], [-71.32, 23.32], [-71.47, 22.97], [-72.0, 22.75], [-72.25, 22.85], [-72.5, 22.75], [-72.75, 22.85], [-73.0, 22.75], [-73.53, 22.97], [-73.68, 23.32], [-73.75, 23.35], [-74.0, 23.25], [-74.25, 23.35], [-74.5, 23.25], [-74.75, 23.35], [-75.0, 23.25], [-75.25, 23.35], [-75.32, 23.32], [-75.47, 22.97], [-75.82, 22.82], [-75.97, 22.47], [-76.32, 22.32], [-76.35, 22.25], [-76.25, 22.0], [-76.47, 21.47], [-77.0, 21.25], [-77.25, 21.35], [-77.5, 21.25], [-77.75, 21.35], [-78.0, 21.25], [-78.53, 21.47], [-78.68, 21.82], [-78.75, 21.85], [-79.0, 21.75], [-79.53, 21.97], [-79.68, 22.32], [-79.75, 22.35], [-80.0, 22.25], [-80.53, 22.47], [-80.68, 22.82], [-81.03, 22.97], [-81.18, 23.32], [-81.25, 23.35], [-81.32, 23.32], [-81.47, 22.97], [-82.0, 22.75], [-82.53, 22.97], [-82.68, 23.32], [-82.75, 23.35], [-83.0, 23.25], [-83.53, 23.47], [-83.75, 24.0], [-83.53, 24.53], [-83.18, 24.68], [-83.15, 24.75], [-83.25, 25.0]], [[-72.18, 25.82], [-72.25, 25.85], [-72.5, 25.75], [-72.25, 25.65], [-72.18, 25.68], [-72.15, 25.75], [-72.18, 25.82]], [[-72.75, 25.85], [-72.82, 25.82], [-72.87, 25.7], [-72.75, 25.65], [-72.5, 25.75], [-72.75, 25.85]]]]}, "2018-11-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-81.25, 23.5], [-81.03, 24.03], [-80.68, 24.18], [-80.65, 24.25], [-80.75, 24.5], [-80.53, 25.03], [-80.18, 25.18], [-80.03, 25.53], [-79.68, 25.68], [-79.53, 26.03], [-79.0, 26.25], [-78.75, 26.15], [-78.5, 26.25], [-78.25, 26.15], [-78.18, 26.18], [-78.03, 26.53], [-77.68, 26.68], [-77.65, 26.75], [-77.75, 27.0], [-77.53, 27.53], [-77.18, 27.68], [-77.03, 28.03], [-76.5, 28.25], [-76.25, 28.15], [-76.0, 28.25], [-75.75, 28.15], [-75.68, 28.18], [-75.53, 28.53], [-75.18, 28.68], [-75.03, 29.03], [-74.68, 29.18], [-74.53, 29.53], [-74.18, 29.68], [-74.03, 30.03], [-73.5, 30.25], [-73.25, 30.15], [-73.18, 30.18], [-73.15, 30.25], [-73.25, 30.5], [-73.03, 31.03], [-72.5, 31.25], [-72.25, 31.15], [-72.0, 31.25], [-71.75, 31.15], [-71.5, 31.25], [-70.97, 31.03], [-70.75, 30.5], [-70.85, 30.25], [-70.82, 30.18], [-70.47, 30.03], [-70.32, 29.68], [-69.97, 29.53], [-69.75, 29.0], [-69.85, 28.75], [-69.75, 28.5], [-69.85, 28.25], [-69.75, 28.0], [-69.85, 27.75], [-69.75, 27.5], [-69.85, 27.25], [-69.75, 27.0], [-69.85, 26.75], [-69.75, 26.5], [-69.85, 26.25], [-69.75, 26.0], [-69.85, 25.75], [-69.82, 25.68], [-69.47, 25.53], [-69.25, 25.0], [-69.46, 24.5], [-69.25, 24.0], [-69.47, 23.47], [-70.0, 23.25], [-70.25, 23.35], [-70.5, 23.25], [-70.75, 23.35], [-71.0, 23.25], [-71.25, 23.35], [-71.32, 23.32], [-71.47, 22.97], [-72.0, 22.75], [-72.25, 22.85], [-72.5, 22.75], [-72.75, 22.85], [-73.0, 22.75], [-73.53, 22.97], [-73.68, 23.32], [-73.75, 23.35], [-74.0, 23.25], [-74.25, 23.35], [-74.5, 23.25], [-74.75, 23.35], [-75.0, 23.25], [-75.25, 23.35], [-75.32, 23.32], [-75.47, 22.97], [-75.82, 22.82], [-75.97, 22.47], [-76.32, 22.32], [-76.35, 22.25], [-76.25, 22.0], [-76.47, 21.47], [-77.0, 21.25], [-77.25, 21.35], [-77.5, 21.25], [-77.75, 21.35], [-78.0, 21.25], [-78.53, 21.47], [-78.68, 21.82], [-78.75, 21.85], [-79.0, 21.75], [-79.53, 21.97], [-79.68, 22.32], [-79.75, 22.35], [-80.0, 22.25], [-80.53, 22.47], [-80.68, 22.82], [-81.03, 22.97], [-81.25, 23.5]], [[-72.18, 25.82], [-72.25, 25.85], [-72.5, 25.75], [-72.25, 25.65], [-72.18, 25.68], [-72.15, 25.75], [-72.18, 25.82]], [[-72.75, 25.85], [-72.82, 25.82], [-72.87, 25.7], [-72.75, 25.65], [-72.5, 25.75], [-72.75, 25.85]]]]}, "2018-11-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-72.03, 23.47], [-72.25, 24.0], [-72.03, 24.53], [-71.5, 24.75], [-71.25, 24.65], [-71.18, 24.68], [-71.03, 25.03], [-70.68, 25.18], [-70.53, 25.53], [-70.0, 25.75], [-69.47, 25.53], [-69.25, 25.0], [-69.46, 24.5], [-69.25, 24.0], [-69.47, 23.47], [-70.0, 23.25], [-70.25, 23.35], [-70.5, 23.25], [-70.75, 23.35], [-71.0, 23.25], [-71.25, 23.35], [-71.5, 23.25], [-72.03, 23.47]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.969578249855374}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.7878328875632181}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.524423013351168, 25.5134063031781, 25.626724327135832, 25.68407742020588, 25.826538077612156]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.32750207838535, 26.749515353540517, 26.87182479951042, 26.663820421545722, 26.074006940633637]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.6805055746237434, 1.6676112528187825, 1.831274185470803, 1.9028884943279636, 1.1536224691276782]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.0884180179084524, 2.4025348379040565, 2.9540687455719876, 2.969578249855374, 1.2964892675859119]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.1232950702890663, 1.4002509618896113, 1.529896225631263, 1.6933769065454727, 1.3701890686934968]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2912610418706965, 2.108604570089502, 2.0331862669333254, 2.1363251845750533, 1.5853034510140926]}}