{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:55:39.319663", "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": "2014-Jan-24_to_2014-Jan-27_359.0_38.0"}, "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": 2014010002534}, "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": "January 24 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 27 2014"}, "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": 67859.8184158578}, "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": ["Spain"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Mediterranean"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Europe"]}, "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": ["Balearic (Iberian Sea)", "Mediterranean Sea - Western Basin"]}, "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": 38.0}, "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": 359.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "359.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 357.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 361.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 36.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 40.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-01-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-1.53, 37.47], [-1.75, 38.0], [-1.53, 38.53], [-1.0, 38.75], [-0.47, 38.53], [-0.25, 38.0], [-0.47, 37.47], [-1.0, 37.25], [-1.53, 37.47]]], [[[-1.25, 40.0], [-1.03, 40.53], [-0.5, 40.75], [-0.25, 40.65], [-0.18, 40.68], [-0.03, 41.03], [0.5, 41.25], [1.03, 41.03], [1.25, 40.5], [1.03, 39.97], [0.68, 39.82], [0.53, 39.47], [0.0, 39.25], [-0.25, 39.35], [-0.5, 39.25], [-1.03, 39.47], [-1.25, 40.0]]]]}, "2014-01-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-2.75, 38.0], [-2.65, 38.25], [-2.75, 38.5], [-2.53, 39.03], [-2.0, 39.25], [-1.75, 39.15], [-1.5, 39.25], [-1.25, 39.15], [-1.18, 39.18], [-1.15, 39.25], [-1.25, 39.5], [-1.15, 39.75], [-1.25, 40.0], [-1.03, 40.53], [-0.5, 40.75], [-0.25, 40.65], [-0.18, 40.68], [-0.03, 41.03], [0.5, 41.25], [1.03, 41.03], [1.25, 40.5], [1.03, 39.97], [0.68, 39.82], [0.65, 39.75], [0.68, 39.68], [1.03, 39.53], [1.18, 39.18], [1.53, 39.03], [1.75, 38.5], [1.53, 37.97], [1.0, 37.75], [0.75, 37.85], [0.68, 37.82], [0.53, 37.47], [0.18, 37.32], [0.15, 37.25], [0.25, 37.0], [0.03, 36.47], [-0.5, 36.25], [-0.75, 36.35], [-1.0, 36.25], [-1.5, 36.46], [-2.0, 36.25], [-2.25, 36.35], [-2.5, 36.25], [-3.03, 36.47], [-3.25, 37.0], [-3.03, 37.53], [-2.68, 37.68], [-2.65, 37.75], [-2.75, 38.0]]]]}, "2014-01-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-2.75, 38.0], [-2.65, 38.25], [-2.75, 38.5], [-2.53, 39.03], [-2.0, 39.25], [-1.75, 39.15], [-1.5, 39.25], [-1.25, 39.15], [-1.18, 39.18], [-1.15, 39.25], [-1.25, 39.5], [-1.15, 39.75], [-1.25, 40.0], [-1.03, 40.53], [-0.5, 40.75], [-0.25, 40.65], [-0.18, 40.68], [-0.03, 41.03], [0.5, 41.25], [1.03, 41.03], [1.25, 40.5], [1.03, 39.97], [0.68, 39.82], [0.65, 39.75], [0.68, 39.68], [1.03, 39.53], [1.18, 39.18], [1.53, 39.03], [1.75, 38.5], [1.53, 37.97], [1.0, 37.75], [0.75, 37.85], [0.68, 37.82], [0.53, 37.47], [0.18, 37.32], [0.15, 37.25], [0.25, 37.0], [0.03, 36.47], [-0.5, 36.25], [-0.75, 36.35], [-1.0, 36.25], [-1.5, 36.46], [-2.0, 36.25], [-2.25, 36.35], [-2.5, 36.25], [-3.03, 36.47], [-3.25, 37.0], [-3.03, 37.53], [-2.68, 37.68], [-2.65, 37.75], [-2.75, 38.0]]]]}, "2014-01-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-2.75, 38.0], [-2.65, 38.25], [-2.75, 38.5], [-2.53, 39.03], [-2.0, 39.25], [-1.75, 39.15], [-1.5, 39.25], [-1.25, 39.15], [-1.18, 39.18], [-1.15, 39.25], [-1.25, 39.5], [-1.15, 39.75], [-1.25, 40.0], [-1.03, 40.53], [-0.5, 40.75], [-0.25, 40.65], [-0.18, 40.68], [-0.03, 41.03], [0.5, 41.25], [1.03, 41.03], [1.25, 40.5], [1.03, 39.97], [0.68, 39.82], [0.65, 39.75], [0.68, 39.68], [1.03, 39.53], [1.18, 39.18], [1.53, 39.03], [1.75, 38.5], [1.53, 37.97], [1.0, 37.75], [0.75, 37.85], [0.68, 37.82], [0.53, 37.47], [0.18, 37.32], [0.15, 37.25], [0.25, 37.0], [0.03, 36.47], [-0.5, 36.25], [-0.75, 36.35], [-1.0, 36.25], [-1.5, 36.46], [-2.0, 36.25], [-2.25, 36.35], [-2.5, 36.25], [-3.03, 36.47], [-3.25, 37.0], [-3.03, 37.53], [-2.68, 37.68], [-2.65, 37.75], [-2.75, 38.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 7.425149568964798}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 4.0237204355071565}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [13.4056760366405, 15.392766258639483, 14.827224361119761, 14.448882098995739]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [14.238007024514957, 17.828577889703922, 16.926457454478907, 17.025876807546638]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.6838903939876957, 4.584179762706951, 3.9649864077508528, 3.57054228485216]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.160248710502742, 6.951085630544014, 7.425149568964798, 5.8331979652923565]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2714381448977154, 1.8925508395954427, 1.6173744076666983, 1.539380200682519]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.465277544666877, 2.407469815449061, 2.199938082197516, 2.0911553244457264]}}