{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:31:50.611837", "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": "2022-Jul-16_to_2022-Jul-19_300.5_5.5"}, "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": 2022070002132}, "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": "July 16 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 19 2022"}, "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": 55374.32980158707}, "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": ["Guyana"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.South-America"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["South 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 Atlantic 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": 5.5}, "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": 300.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "300.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 299.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 304.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 4.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 6.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-07-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-59.5, 6.25], [-58.97, 6.03], [-58.75, 5.5], [-58.97, 4.97], [-59.5, 4.75], [-60.03, 4.97], [-60.25, 5.5], [-60.03, 6.03], [-59.5, 6.25]]]]}, "2022-07-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-60.75, 5.5], [-60.53, 6.03], [-60.18, 6.18], [-60.03, 6.53], [-59.5, 6.75], [-58.97, 6.53], [-58.82, 6.18], [-58.75, 6.15], [-58.68, 6.18], [-58.53, 6.53], [-58.18, 6.68], [-58.03, 7.03], [-57.5, 7.25], [-57.25, 7.15], [-57.0, 7.25], [-56.75, 7.15], [-56.5, 7.25], [-55.97, 7.03], [-55.82, 6.68], [-55.47, 6.53], [-55.25, 6.0], [-55.47, 5.47], [-56.0, 5.25], [-56.5, 5.46], [-56.87, 5.3], [-56.75, 5.0], [-56.97, 4.47], [-57.32, 4.32], [-57.47, 3.97], [-58.0, 3.75], [-58.25, 3.85], [-58.5, 3.75], [-58.75, 3.85], [-59.0, 3.75], [-59.53, 3.97], [-59.68, 4.32], [-60.03, 4.47], [-60.18, 4.82], [-60.53, 4.97], [-60.75, 5.5]]]]}, "2022-07-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-60.75, 5.5], [-60.53, 6.03], [-60.18, 6.18], [-60.03, 6.53], [-59.5, 6.75], [-58.97, 6.53], [-58.82, 6.18], [-58.75, 6.15], [-58.68, 6.18], [-58.53, 6.53], [-58.18, 6.68], [-58.03, 7.03], [-57.5, 7.25], [-57.25, 7.15], [-57.0, 7.25], [-56.75, 7.15], [-56.5, 7.25], [-55.97, 7.03], [-55.82, 6.68], [-55.47, 6.53], [-55.25, 6.0], [-55.47, 5.47], [-56.0, 5.25], [-56.5, 5.46], [-56.87, 5.3], [-56.75, 5.0], [-56.97, 4.47], [-57.32, 4.32], [-57.47, 3.97], [-58.0, 3.75], [-58.25, 3.85], [-58.5, 3.75], [-58.75, 3.85], [-59.0, 3.75], [-59.53, 3.97], [-59.68, 4.32], [-60.03, 4.47], [-60.18, 4.82], [-60.53, 4.97], [-60.75, 5.5]]]]}, "2022-07-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-60.75, 5.5], [-60.53, 6.03], [-60.18, 6.18], [-60.03, 6.53], [-59.5, 6.75], [-58.97, 6.53], [-58.82, 6.18], [-58.75, 6.15], [-58.68, 6.18], [-58.53, 6.53], [-58.18, 6.68], [-58.03, 7.03], [-57.5, 7.25], [-57.25, 7.15], [-57.0, 7.25], [-56.75, 7.15], [-56.5, 7.25], [-55.97, 7.03], [-55.82, 6.68], [-55.47, 6.53], [-55.25, 6.0], [-55.47, 5.47], [-56.0, 5.25], [-56.5, 5.46], [-56.87, 5.3], [-56.75, 5.0], [-56.97, 4.47], [-57.32, 4.32], [-57.47, 3.97], [-58.0, 3.75], [-58.25, 3.85], [-58.5, 3.75], [-58.75, 3.85], [-59.0, 3.75], [-59.53, 3.97], [-59.68, 4.32], [-60.03, 4.47], [-60.18, 4.82], [-60.53, 4.97], [-60.75, 5.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.102083973113338}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.1071086418660507}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.468556110100224, 26.522674386919277, 26.21930730708243, 26.13264190898792]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [25.468556110100224, 27.26757181718557, 27.55569574240451, 27.092174457151998]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.8523829927363522, 1.3577275722947175, 1.0356141396872387, 0.9421356385678463]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.8523829927363522, 2.102083973113338, 1.2758753749067182, 1.1636500682606084]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.332114406994995, 2.218707254143455, 1.7748431078599989, 1.5716227555855895]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.332114406994995, 2.9704010664472964, 2.823219271369039, 1.9411840662310653]}}