{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:34:18.086320", "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": "2023-Feb-07_to_2023-Feb-11_272.0_15.0"}, "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": 2023020001551}, "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": "February 07 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 11 2023"}, "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": 50486.880132770995}, "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": ["Belize", "Honduras"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.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": ["Caribbean Sea"]}, "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": 15.0}, "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": 272.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "272.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 271.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 274.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 14.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 17.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2023-02-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-88.53, 14.47], [-88.75, 15.0], [-88.53, 15.53], [-88.0, 15.75], [-87.47, 15.53], [-87.25, 15.0], [-87.47, 14.47], [-88.0, 14.25], [-88.53, 14.47]]], [[[-86.53, 14.97], [-86.75, 15.5], [-86.53, 16.03], [-86.0, 16.25], [-85.47, 16.03], [-85.25, 15.5], [-85.47, 14.97], [-86.0, 14.75], [-86.53, 14.97]]]]}, "2023-02-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-89.15, 17.25], [-89.25, 17.5], [-89.03, 18.03], [-88.5, 18.25], [-87.97, 18.03], [-87.82, 17.68], [-87.47, 17.53], [-87.32, 17.18], [-86.97, 17.03], [-86.82, 16.68], [-86.75, 16.65], [-86.5, 16.75], [-86.25, 16.65], [-86.0, 16.75], [-85.75, 16.65], [-85.5, 16.75], [-84.97, 16.53], [-84.75, 16.0], [-84.97, 15.47], [-85.32, 15.32], [-85.47, 14.97], [-86.0, 14.75], [-86.53, 14.97], [-86.68, 15.32], [-86.75, 15.35], [-86.82, 15.32], [-86.97, 14.97], [-87.32, 14.82], [-87.47, 14.47], [-88.0, 14.25], [-88.25, 14.35], [-88.5, 14.25], [-89.03, 14.47], [-89.25, 15.0], [-89.03, 15.53], [-88.68, 15.68], [-88.65, 15.75], [-88.68, 15.82], [-89.03, 15.97], [-89.25, 16.5], [-89.15, 16.75], [-89.25, 17.0], [-89.15, 17.25]]]]}, "2023-02-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-89.15, 17.25], [-89.25, 17.5], [-89.03, 18.03], [-88.5, 18.25], [-87.97, 18.03], [-87.82, 17.68], [-87.47, 17.53], [-87.32, 17.18], [-86.97, 17.03], [-86.82, 16.68], [-86.75, 16.65], [-86.5, 16.75], [-86.25, 16.65], [-86.0, 16.75], [-85.75, 16.65], [-85.5, 16.75], [-84.97, 16.53], [-84.75, 16.0], [-84.97, 15.47], [-85.32, 15.32], [-85.47, 14.97], [-86.0, 14.75], [-86.53, 14.97], [-86.68, 15.32], [-86.75, 15.35], [-86.82, 15.32], [-86.97, 14.97], [-87.32, 14.82], [-87.47, 14.47], [-88.0, 14.25], [-88.25, 14.35], [-88.5, 14.25], [-89.03, 14.47], [-89.25, 15.0], [-89.03, 15.53], [-88.68, 15.68], [-88.65, 15.75], [-88.68, 15.82], [-89.03, 15.97], [-89.25, 16.5], [-89.15, 16.75], [-89.25, 17.0], [-89.15, 17.25]]]]}, "2023-02-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-89.15, 17.25], [-89.25, 17.5], [-89.03, 18.03], [-88.5, 18.25], [-87.97, 18.03], [-87.82, 17.68], [-87.47, 17.53], [-87.32, 17.18], [-86.97, 17.03], [-86.82, 16.68], [-86.75, 16.65], [-86.5, 16.75], [-86.25, 16.65], [-86.0, 16.75], [-85.75, 16.65], [-85.5, 16.75], [-84.97, 16.53], [-84.75, 16.0], [-84.97, 15.47], [-85.32, 15.32], [-85.47, 14.97], [-86.0, 14.75], [-86.53, 14.97], [-86.68, 15.32], [-86.75, 15.35], [-86.82, 15.32], [-86.97, 14.97], [-87.32, 14.82], [-87.47, 14.47], [-88.0, 14.25], [-88.25, 14.35], [-88.5, 14.25], [-89.03, 14.47], [-89.25, 15.0], [-89.03, 15.53], [-88.68, 15.68], [-88.65, 15.75], [-88.68, 15.82], [-89.03, 15.97], [-89.25, 16.5], [-89.15, 16.75], [-89.25, 17.0], [-89.15, 17.25]]]]}, "2023-02-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-87.5, 16.75], [-86.97, 16.53], [-86.75, 16.0], [-86.97, 15.47], [-87.5, 15.25], [-88.03, 15.47], [-88.25, 16.0], [-88.03, 16.53], [-87.5, 16.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.073780528997418}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.9220633054236371}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [23.552085672934368, 25.684937911340853, 25.362069681059268, 25.36159624428342, 26.041909240281427]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [23.99594634468332, 26.730814526854715, 26.479118320965597, 26.453775759008977, 26.041909240281427]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.302607396005868, 2.1483664032089878, 1.8032154960488858, 1.8055955727049877, 1.314186677496025]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.354206881944833, 4.073780528997418, 3.2599190240729286, 3.2026866428838616, 1.314186677496025]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4987658842225104, 1.6943249312863815, 1.4418693476499962, 1.423612690528823, 1.3448772319163875]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6263454914532647, 2.3587196513517403, 1.879499702373053, 1.7975128953583668, 1.3448772319163875]}}