{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:08:24.922501", "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": "2017-Jun-29_to_2017-Jul-01_255.5_28.0"}, "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": 2017060002985}, "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 29 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 01 2017"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 95046.47410976203}, "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", "United States"]}, "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": []}, "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": 28.0}, "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": 255.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "255.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 253.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 256.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 26.25}, "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": {"2017-06-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-107.25, 28.0], [-107.03, 28.53], [-106.68, 28.68], [-106.53, 29.03], [-106.18, 29.18], [-106.15, 29.25], [-106.25, 29.5], [-106.03, 30.03], [-105.68, 30.18], [-105.65, 30.25], [-105.75, 30.5], [-105.53, 31.03], [-105.0, 31.25], [-104.75, 31.15], [-104.5, 31.25], [-104.25, 31.15], [-104.0, 31.25], [-103.47, 31.03], [-103.25, 30.5], [-103.35, 30.25], [-103.25, 30.0], [-103.35, 29.75], [-103.25, 29.5], [-103.35, 29.25], [-103.25, 29.0], [-103.35, 28.75], [-103.25, 28.5], [-103.35, 28.25], [-103.25, 28.0], [-103.35, 27.75], [-103.25, 27.5], [-103.47, 26.97], [-103.82, 26.82], [-103.97, 26.47], [-104.32, 26.32], [-104.47, 25.97], [-105.0, 25.75], [-105.53, 25.97], [-105.68, 26.32], [-105.75, 26.35], [-106.0, 26.25], [-106.53, 26.47], [-106.75, 27.0], [-106.65, 27.25], [-106.68, 27.32], [-107.03, 27.47], [-107.25, 28.0]]]]}, "2017-06-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-107.25, 28.0], [-107.03, 28.53], [-106.68, 28.68], [-106.53, 29.03], [-106.18, 29.18], [-106.15, 29.25], [-106.25, 29.5], [-106.03, 30.03], [-105.68, 30.18], [-105.65, 30.25], [-105.75, 30.5], [-105.53, 31.03], [-105.0, 31.25], [-104.75, 31.15], [-104.5, 31.25], [-104.25, 31.15], [-104.0, 31.25], [-103.47, 31.03], [-103.25, 30.5], [-103.35, 30.25], [-103.25, 30.0], [-103.35, 29.75], [-103.25, 29.5], [-103.35, 29.25], [-103.25, 29.0], [-103.35, 28.75], [-103.25, 28.5], [-103.35, 28.25], [-103.25, 28.0], [-103.35, 27.75], [-103.25, 27.5], [-103.47, 26.97], [-103.82, 26.82], [-103.97, 26.47], [-104.32, 26.32], [-104.47, 25.97], [-105.0, 25.75], [-105.53, 25.97], [-105.68, 26.32], [-105.75, 26.35], [-106.0, 26.25], [-106.53, 26.47], [-106.75, 27.0], [-106.65, 27.25], [-106.68, 27.32], [-107.03, 27.47], [-107.25, 28.0]]]]}, "2017-07-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-107.25, 28.0], [-107.03, 28.53], [-106.68, 28.68], [-106.53, 29.03], [-106.18, 29.18], [-106.15, 29.25], [-106.25, 29.5], [-106.03, 30.03], [-105.68, 30.18], [-105.65, 30.25], [-105.75, 30.5], [-105.53, 31.03], [-105.0, 31.25], [-104.75, 31.15], [-104.5, 31.25], [-104.25, 31.15], [-104.0, 31.25], [-103.47, 31.03], [-103.25, 30.5], [-103.35, 30.25], [-103.25, 30.0], [-103.35, 29.75], [-103.25, 29.5], [-103.35, 29.25], [-103.25, 29.0], [-103.35, 28.75], [-103.25, 28.5], [-103.35, 28.25], [-103.25, 28.0], [-103.35, 27.75], [-103.25, 27.5], [-103.47, 26.97], [-103.82, 26.82], [-103.97, 26.47], [-104.32, 26.32], [-104.47, 25.97], [-105.0, 25.75], [-105.53, 25.97], [-105.68, 26.32], [-105.75, 26.35], [-106.0, 26.25], [-106.53, 26.47], [-106.75, 27.0], [-106.65, 27.25], [-106.68, 27.32], [-107.03, 27.47], [-107.25, 28.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 6.034368475717827}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 4.370817864611378}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [31.477451723298486, 32.355806548844384, 31.379930893708945]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [34.65762496629128, 35.759262549743255, 33.955763660390346]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.955697317324908, 5.005553186245054, 4.151203090264172]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.65720841098107, 6.034368475717827, 5.180955484258675]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5043063288219911, 1.8857655607797665, 1.5898932841030484]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7423099921452263, 2.202062127086692, 2.1355773989991316]}}