{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:03:19.415185", "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": "2015-Jun-22_to_2015-Jun-29_251.0_24.5"}, "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": 2015060002565}, "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 22 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 29 2015"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 8}, "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": 84646.7036533352}, "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": ["Gulf of California", "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": 24.5}, "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": 251.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "251.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 250.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 254.25}, "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": 26.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-06-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-109.0, 26.75], [-108.47, 26.53], [-108.25, 26.0], [-108.47, 25.47], [-109.0, 25.25], [-109.53, 25.47], [-109.75, 26.0], [-109.53, 26.53], [-109.0, 26.75]]]]}, "2015-06-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-110.15, 24.75], [-110.25, 25.0], [-110.15, 25.25], [-110.25, 25.5], [-110.15, 25.75], [-110.25, 26.0], [-110.03, 26.53], [-109.5, 26.75], [-109.25, 26.65], [-109.0, 26.75], [-108.47, 26.53], [-108.25, 26.0], [-108.46, 25.5], [-108.32, 25.18], [-107.97, 25.03], [-107.82, 24.68], [-107.75, 24.65], [-107.5, 24.75], [-107.25, 24.65], [-107.0, 24.75], [-106.47, 24.53], [-106.25, 24.0], [-106.35, 23.75], [-106.32, 23.68], [-105.97, 23.53], [-105.82, 23.18], [-105.47, 23.03], [-105.25, 22.5], [-105.47, 21.97], [-106.0, 21.75], [-106.53, 21.97], [-106.68, 22.32], [-107.0, 22.46], [-107.5, 22.25], [-108.03, 22.47], [-108.18, 22.82], [-108.25, 22.85], [-108.5, 22.75], [-109.03, 22.97], [-109.18, 23.32], [-109.25, 23.35], [-109.5, 23.25], [-110.03, 23.47], [-110.25, 24.0], [-110.15, 24.25], [-110.25, 24.5], [-110.15, 24.75]]]]}, "2015-06-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-110.15, 24.75], [-110.25, 25.0], [-110.15, 25.25], [-110.25, 25.5], [-110.15, 25.75], [-110.25, 26.0], [-110.03, 26.53], [-109.5, 26.75], [-109.25, 26.65], [-109.0, 26.75], [-108.47, 26.53], [-108.25, 26.0], [-108.46, 25.5], [-108.32, 25.18], [-107.97, 25.03], [-107.82, 24.68], [-107.75, 24.65], [-107.5, 24.75], [-107.25, 24.65], [-107.0, 24.75], [-106.47, 24.53], [-106.32, 24.18], [-105.97, 24.03], [-105.75, 23.5], [-105.85, 23.25], [-105.82, 23.18], [-105.47, 23.03], [-105.25, 22.5], [-105.35, 22.25], [-105.25, 22.0], [-105.47, 21.47], [-106.0, 21.25], [-106.53, 21.47], [-106.68, 21.82], [-107.03, 21.97], [-107.18, 22.32], [-107.25, 22.35], [-107.5, 22.25], [-108.03, 22.47], [-108.18, 22.82], [-108.25, 22.85], [-108.5, 22.75], [-109.03, 22.97], [-109.18, 23.32], [-109.25, 23.35], [-109.5, 23.25], [-110.03, 23.47], [-110.25, 24.0], [-110.15, 24.25], [-110.25, 24.5], [-110.15, 24.75]]]]}, "2015-06-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-110.15, 24.75], [-110.25, 25.0], [-110.15, 25.25], [-110.25, 25.5], [-110.15, 25.75], [-110.25, 26.0], [-110.03, 26.53], [-109.5, 26.75], [-109.25, 26.65], [-109.0, 26.75], [-108.47, 26.53], [-108.32, 26.18], [-107.97, 26.03], [-107.75, 25.5], [-107.85, 25.25], [-107.82, 25.18], [-107.47, 25.03], [-107.32, 24.68], [-107.25, 24.65], [-107.0, 24.75], [-106.47, 24.53], [-106.32, 24.18], [-105.97, 24.03], [-105.75, 23.5], [-105.85, 23.25], [-105.82, 23.18], [-105.47, 23.03], [-105.25, 22.5], [-105.35, 22.25], [-105.25, 22.0], [-105.47, 21.47], [-106.0, 21.25], [-106.53, 21.47], [-106.68, 21.82], [-107.03, 21.97], [-107.18, 22.32], [-107.25, 22.35], [-107.5, 22.25], [-108.03, 22.47], [-108.18, 22.82], [-108.25, 22.85], [-108.5, 22.75], [-109.03, 22.97], [-109.18, 23.32], [-109.25, 23.35], [-109.5, 23.25], [-110.03, 23.47], [-110.25, 24.0], [-110.15, 24.25], [-110.25, 24.5], [-110.15, 24.75]]]]}, "2015-06-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-110.25, 26.0], [-110.03, 26.53], [-109.5, 26.75], [-109.25, 26.65], [-109.0, 26.75], [-108.47, 26.53], [-108.32, 26.18], [-107.97, 26.03], [-107.75, 25.5], [-107.85, 25.25], [-107.82, 25.18], [-107.47, 25.03], [-107.32, 24.68], [-107.25, 24.65], [-107.0, 24.75], [-106.47, 24.53], [-106.32, 24.18], [-105.97, 24.03], [-105.75, 23.5], [-105.85, 23.25], [-105.82, 23.18], [-105.47, 23.03], [-105.25, 22.5], [-105.35, 22.25], [-105.25, 22.0], [-105.47, 21.47], [-106.0, 21.25], [-106.53, 21.47], [-106.68, 21.82], [-107.03, 21.97], [-107.18, 22.32], [-107.53, 22.47], [-107.75, 23.0], [-107.65, 23.25], [-107.68, 23.32], [-107.75, 23.35], [-107.82, 23.32], [-107.97, 22.97], [-108.5, 22.75], [-108.75, 22.85], [-109.0, 22.75], [-109.53, 22.97], [-109.75, 23.5], [-109.65, 23.75], [-109.75, 24.0], [-109.65, 24.25], [-109.75, 24.5], [-109.65, 24.75], [-109.75, 25.0], [-109.65, 25.25], [-109.68, 25.32], [-110.03, 25.47], [-110.25, 26.0]]]]}, "2015-06-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-109.65, 24.25], [-109.75, 24.5], [-109.54, 25.0], [-109.75, 25.5], [-109.65, 25.75], [-109.75, 26.0], [-109.53, 26.53], [-109.0, 26.75], [-108.47, 26.53], [-108.32, 26.18], [-107.97, 26.03], [-107.75, 25.5], [-107.85, 25.25], [-107.82, 25.18], [-107.47, 25.03], [-107.32, 24.68], [-106.97, 24.53], [-106.82, 24.18], [-106.47, 24.03], [-106.32, 23.68], [-105.97, 23.53], [-105.82, 23.18], [-105.47, 23.03], [-105.25, 22.5], [-105.47, 21.97], [-106.0, 21.75], [-106.53, 21.97], [-106.68, 22.32], [-107.03, 22.47], [-107.18, 22.82], [-107.53, 22.97], [-107.68, 23.32], [-107.75, 23.35], [-107.82, 23.32], [-107.97, 22.97], [-108.5, 22.75], [-108.75, 22.85], [-109.0, 22.75], [-109.53, 22.97], [-109.75, 23.5], [-109.65, 23.75], [-109.75, 24.0], [-109.65, 24.25]]]]}, "2015-06-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-109.65, 24.25], [-109.75, 24.5], [-109.54, 25.0], [-109.75, 25.5], [-109.53, 26.03], [-109.0, 26.25], [-108.75, 26.15], [-108.5, 26.25], [-107.97, 26.03], [-107.75, 25.5], [-107.85, 25.25], [-107.82, 25.18], [-107.47, 25.03], [-107.25, 24.5], [-107.35, 24.25], [-107.25, 24.0], [-107.47, 23.47], [-107.82, 23.32], [-107.97, 22.97], [-108.5, 22.75], [-108.75, 22.85], [-109.0, 22.75], [-109.53, 22.97], [-109.75, 23.5], [-109.65, 23.75], [-109.75, 24.0], [-109.65, 24.25]]]]}, "2015-06-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-109.54, 25.0], [-109.75, 25.5], [-109.53, 26.03], [-109.0, 26.25], [-108.47, 26.03], [-108.25, 25.5], [-108.46, 25.0], [-108.25, 24.5], [-108.35, 24.25], [-108.25, 24.0], [-108.47, 23.47], [-109.0, 23.25], [-109.53, 23.47], [-109.75, 24.0], [-109.65, 24.25], [-109.75, 24.5], [-109.54, 25.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.0772570668277126}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.6609201264420996}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [32.95765451058702, 29.199516838738475, 29.05158328197109, 29.338987477573767, 29.3406420138719, 29.52717302955375, 29.503318012991087, 29.439850800939155]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [32.95765451058702, 34.14550124632865, 32.85520581903535, 33.25431721974161, 33.26221015395453, 33.360034702229996, 32.3429623612771, 30.28649422907216]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.0095820936783184, 1.9090996709896575, 1.6632460784116052, 1.6987055726760958, 1.4864438971738003, 1.538828363465143, 1.656795634693553, 1.4267307088680166]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.0095820936783184, 3.0772570668277126, 2.286991603662898, 2.0072720157533013, 2.0433772650319497, 2.2897886625459023, 1.951189081277505, 1.504832504531464]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6901068632723242, 1.9650170666932714, 1.7441731297123186, 1.7898874108523974, 1.5492925009773852, 1.5599269698119962, 1.6461303539201972, 1.4360262569251576]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6901068632723242, 2.631782792833132, 2.1998564715274176, 2.156979330203015, 1.8892543344692792, 2.2191443207229815, 1.9351792122637295, 1.5096959339511757]}}