{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:06:10.752428", "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": "2016-Aug-24_to_2016-Aug-29_254.5_19.5"}, "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": 2016080002772}, "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 24 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 29 2016"}, "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": "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": 198483.77790972358}, "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", "N.Pacific-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": ["North Pacific 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": 19.5}, "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": 254.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "254.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 250.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 257.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 16.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 22.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-08-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-103.0, 18.75], [-102.47, 18.53], [-102.25, 18.0], [-102.47, 17.47], [-103.0, 17.25], [-103.53, 17.47], [-103.75, 18.0], [-103.53, 18.53], [-103.0, 18.75]]]]}, "2016-08-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-107.15, 20.25], [-107.25, 20.5], [-107.03, 21.03], [-106.68, 21.18], [-106.53, 21.53], [-106.18, 21.68], [-106.03, 22.03], [-105.5, 22.25], [-104.97, 22.03], [-104.75, 21.5], [-104.96, 21.0], [-104.75, 20.5], [-104.85, 20.25], [-104.75, 20.0], [-104.85, 19.75], [-104.82, 19.68], [-104.75, 19.65], [-104.5, 19.75], [-103.97, 19.53], [-103.82, 19.18], [-103.47, 19.03], [-103.32, 18.68], [-103.25, 18.65], [-103.0, 18.75], [-102.47, 18.53], [-102.25, 18.0], [-102.35, 17.75], [-102.25, 17.5], [-102.47, 16.97], [-103.0, 16.75], [-103.25, 16.85], [-103.5, 16.75], [-103.75, 16.85], [-104.0, 16.75], [-104.25, 16.85], [-104.5, 16.75], [-105.03, 16.97], [-105.18, 17.32], [-105.53, 17.47], [-105.68, 17.82], [-105.75, 17.85], [-106.0, 17.75], [-106.53, 17.97], [-106.75, 18.5], [-106.65, 18.75], [-106.68, 18.82], [-107.03, 18.97], [-107.25, 19.5], [-107.15, 19.75], [-107.25, 20.0], [-107.15, 20.25]]]]}, "2016-08-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-109.75, 20.5], [-109.53, 21.03], [-109.0, 21.25], [-108.75, 21.15], [-108.5, 21.25], [-108.25, 21.15], [-108.0, 21.25], [-107.75, 21.15], [-107.68, 21.18], [-107.53, 21.53], [-107.18, 21.68], [-107.03, 22.03], [-106.68, 22.18], [-106.53, 22.53], [-106.0, 22.75], [-105.47, 22.53], [-105.32, 22.18], [-104.97, 22.03], [-104.75, 21.5], [-104.96, 21.0], [-104.82, 20.68], [-104.47, 20.53], [-104.32, 20.18], [-103.97, 20.03], [-103.75, 19.5], [-103.85, 19.25], [-103.82, 19.18], [-103.47, 19.03], [-103.32, 18.68], [-103.25, 18.65], [-103.0, 18.75], [-102.47, 18.53], [-102.25, 18.0], [-102.35, 17.75], [-102.25, 17.5], [-102.47, 16.97], [-103.0, 16.75], [-103.25, 16.85], [-103.32, 16.82], [-103.47, 16.47], [-104.0, 16.25], [-104.25, 16.35], [-104.5, 16.25], [-104.75, 16.35], [-105.0, 16.25], [-105.25, 16.35], [-105.5, 16.25], [-106.03, 16.47], [-106.18, 16.82], [-106.53, 16.97], [-106.68, 17.32], [-107.03, 17.47], [-107.25, 18.0], [-107.15, 18.25], [-107.2, 18.38], [-107.5, 18.25], [-108.03, 18.47], [-108.18, 18.82], [-108.53, 18.97], [-108.68, 19.32], [-109.03, 19.47], [-109.18, 19.82], [-109.53, 19.97], [-109.75, 20.5]]]]}, "2016-08-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-109.75, 20.5], [-109.53, 21.03], [-109.0, 21.25], [-108.75, 21.15], [-108.68, 21.18], [-108.65, 21.25], [-108.75, 21.5], [-108.53, 22.03], [-108.0, 22.25], [-107.47, 22.03], [-107.3, 21.63], [-107.18, 21.68], [-107.03, 22.03], [-106.68, 22.18], [-106.53, 22.53], [-106.0, 22.75], [-105.47, 22.53], [-105.32, 22.18], [-104.97, 22.03], [-104.75, 21.5], [-104.96, 21.0], [-104.82, 20.68], [-104.47, 20.53], [-104.32, 20.18], [-103.97, 20.03], [-103.75, 19.5], [-103.85, 19.25], [-103.82, 19.18], [-103.47, 19.03], [-103.32, 18.68], [-103.25, 18.65], [-103.0, 18.75], [-102.47, 18.53], [-102.25, 18.0], [-102.35, 17.75], [-102.25, 17.5], [-102.47, 16.97], [-103.0, 16.75], [-103.25, 16.85], [-103.32, 16.82], [-103.47, 16.47], [-104.0, 16.25], [-104.25, 16.35], [-104.5, 16.25], [-104.75, 16.35], [-105.0, 16.25], [-105.25, 16.35], [-105.5, 16.25], [-105.75, 16.35], [-106.0, 16.25], [-106.53, 16.47], [-106.68, 16.82], [-107.03, 16.97], [-107.25, 17.5], [-107.15, 17.75], [-107.18, 17.82], [-107.53, 17.97], [-107.68, 18.32], [-108.03, 18.47], [-108.18, 18.82], [-108.53, 18.97], [-108.68, 19.32], [-109.03, 19.47], [-109.18, 19.82], [-109.53, 19.97], [-109.75, 20.5]]]]}, "2016-08-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-109.75, 20.5], [-109.53, 21.03], [-109.0, 21.25], [-108.75, 21.15], [-108.68, 21.18], [-108.65, 21.25], [-108.75, 21.5], [-108.53, 22.03], [-108.0, 22.25], [-107.47, 22.03], [-107.3, 21.63], [-107.18, 21.68], [-107.03, 22.03], [-106.68, 22.18], [-106.53, 22.53], [-106.0, 22.75], [-105.47, 22.53], [-105.32, 22.18], [-104.97, 22.03], [-104.75, 21.5], [-104.96, 21.0], [-104.82, 20.68], [-104.47, 20.53], [-104.32, 20.18], [-103.97, 20.03], [-103.75, 19.5], [-103.85, 19.25], [-103.82, 19.18], [-103.47, 19.03], [-103.32, 18.68], [-103.25, 18.65], [-103.0, 18.75], [-102.47, 18.53], [-102.25, 18.0], [-102.35, 17.75], [-102.25, 17.5], [-102.47, 16.97], [-103.0, 16.75], [-103.25, 16.85], [-103.32, 16.82], [-103.47, 16.47], [-104.0, 16.25], [-104.25, 16.35], [-104.5, 16.25], [-104.75, 16.35], [-105.0, 16.25], [-105.25, 16.35], [-105.5, 16.25], [-105.75, 16.35], [-106.0, 16.25], [-106.53, 16.47], [-106.68, 16.82], [-107.03, 16.97], [-107.25, 17.5], [-107.15, 17.75], [-107.18, 17.82], [-107.53, 17.97], [-107.68, 18.32], [-108.03, 18.47], [-108.18, 18.82], [-108.53, 18.97], [-108.68, 19.32], [-109.03, 19.47], [-109.18, 19.82], [-109.53, 19.97], [-109.75, 20.5]]]]}, "2016-08-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-108.65, 20.75], [-108.75, 21.0], [-108.65, 21.25], [-108.75, 21.5], [-108.53, 22.03], [-108.0, 22.25], [-107.47, 22.03], [-107.3, 21.63], [-107.0, 21.75], [-106.47, 21.53], [-106.25, 21.0], [-106.35, 20.75], [-106.25, 20.5], [-106.35, 20.25], [-106.25, 20.0], [-106.03, 20.53], [-105.5, 20.75], [-105.25, 20.65], [-105.0, 20.75], [-104.47, 20.53], [-104.25, 20.0], [-104.35, 19.75], [-104.25, 19.5], [-104.47, 18.97], [-105.0, 18.75], [-105.25, 18.85], [-105.5, 18.75], [-105.8, 18.88], [-105.85, 18.75], [-105.82, 18.68], [-105.47, 18.53], [-105.32, 18.18], [-105.25, 18.15], [-105.0, 18.25], [-104.47, 18.03], [-104.32, 17.68], [-104.25, 17.65], [-104.0, 17.75], [-103.47, 17.53], [-103.25, 17.0], [-103.47, 16.47], [-104.0, 16.25], [-104.25, 16.35], [-104.5, 16.25], [-104.75, 16.35], [-105.0, 16.25], [-105.25, 16.35], [-105.5, 16.25], [-105.75, 16.35], [-106.0, 16.25], [-106.53, 16.47], [-106.68, 16.82], [-107.03, 16.97], [-107.25, 17.5], [-107.15, 17.75], [-107.18, 17.82], [-107.53, 17.97], [-107.75, 18.5], [-107.65, 18.75], [-107.75, 19.0], [-107.65, 19.25], [-107.68, 19.32], [-107.75, 19.35], [-108.0, 19.25], [-108.53, 19.47], [-108.75, 20.0], [-108.65, 20.25], [-108.75, 20.5], [-108.65, 20.75]], [[-106.35, 19.75], [-106.32, 19.68], [-106.2, 19.63], [-106.15, 19.75], [-106.25, 20.0], [-106.35, 19.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.088211972361478}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.4850650259361442}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.752190974672146, 29.49246921725188, 29.408018174550364, 29.204046353659464, 29.372310955337582, 28.92098285897748]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.752190974672146, 30.126647487447883, 30.523252032464995, 29.861735578023115, 30.00266839243949, 29.359953693170723]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.3388391078697168, 1.5223765537738931, 1.5650503469780073, 1.3754465548372887, 1.6070622719294807, 1.252766578120678]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.3388391078697168, 2.0257580247725855, 2.088211972361478, 1.7273939853954516, 2.0347750534350553, 1.571761492357723]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3931085161523273, 1.6043246540307912, 1.7391067452575524, 1.5821050558179128, 1.9197442388999908, 1.559940472881973]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3931085161523273, 2.150652633589824, 2.2350279172476495, 1.9500775248124025, 2.4352019619030507, 1.8231528848338645]}}