{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:26:21.744109", "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": "2021-Jul-08_to_2021-Jul-15_301.5_-19.5"}, "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": 2021070001939}, "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 08 2021"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 15 2021"}, "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": 64133.812534813216}, "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": ["Bolivia, Plurinational State of", "Brazil", "Paraguay"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["America", "America", "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": -19.5}, "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": 301.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "301.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 299.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 302.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -21.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -18.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[-59.749, -17.854], [-59.5, -17.75], [-58.97, -17.97], [-58.823, -18.323], [-58.75, -18.354], [-58.5, -18.25], [-58.25, -18.354], [-58.0, -18.25], [-57.47, -18.47], [-57.323, -18.823], [-56.97, -18.97], [-56.75, -19.5], [-56.854, -19.75], [-56.75, -20.0], [-56.97, -20.53], [-57.5, -20.75], [-58.03, -20.53], [-58.198, -20.125], [-58.323, -20.177], [-58.47, -20.53], [-58.823, -20.677], [-58.97, -21.03], [-59.323, -21.177], [-59.47, -21.53], [-60.0, -21.75], [-60.53, -21.53], [-60.75, -21.0], [-60.646, -20.75], [-60.75, -20.5], [-60.646, -20.25], [-60.75, -20.0], [-60.646, -19.75], [-60.677, -19.677], [-61.03, -19.53], [-61.25, -19.0], [-61.146, -18.75], [-61.25, -18.5], [-61.146, -18.25], [-61.25, -18.0], [-61.03, -17.47], [-60.5, -17.25], [-59.97, -17.47], [-59.823, -17.823], [-59.75, -17.854], [-59.749, -17.854]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["South-American-Monsoon", "S.E.South-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2021-07-08T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-60.14644660940672, -19.75], [-60.25, -19.5], [-60.14644660940672, -19.25], [-60.25, -19.0], [-60.14644660940672, -18.75], [-60.25, -18.5], [-60.03033008588989, -17.96966991411009], [-59.5, -17.75], [-58.96966991411011, -17.96966991411009], [-58.82322330470339, -18.32322330470336], [-58.75, -18.353553390593277], [-58.5, -18.25], [-57.96966991411011, -18.46966991411009], [-57.75, -19.0], [-57.85355339059328, -19.25], [-57.75, -19.5], [-57.96966991411011, -20.03033008588991], [-58.5, -20.25], [-58.75, -20.146446609406723], [-58.82322330470339, -20.17677669529664], [-58.96966991411011, -20.53033008588991], [-59.375, -20.698223304703365], [-59.25, -21.0], [-59.46966991411011, -21.53033008588991], [-60.0, -21.75], [-60.53033008588989, -21.53033008588991], [-60.75, -21.0], [-60.53033008588989, -20.46966991411009], [-60.125, -20.301776695296635], [-60.25, -20.0], [-60.14644660940672, -19.75]]]}, "2021-07-09T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-61.14644660940672, -18.75], [-61.25, -18.5], [-61.14644660940672, -18.25], [-61.25, -18.0], [-61.03033008588989, -17.46966991411009], [-60.5, -17.25], [-59.96966991411011, -17.46966991411009], [-59.82322330470339, -17.82322330470336], [-59.75, -17.853553390593277], [-59.5, -17.75], [-58.96966991411011, -17.96966991411009], [-58.82322330470339, -18.32322330470336], [-58.75, -18.353553390593277], [-58.5, -18.25], [-57.96966991411011, -18.46966991411009], [-57.75, -19.0], [-57.85355339059328, -19.25], [-57.75, -19.5], [-57.96966991411011, -20.03033008588991], [-58.5, -20.25], [-58.75, -20.146446609406723], [-58.82322330470339, -20.17677669529664], [-58.96966991411011, -20.53033008588991], [-59.32322330470339, -20.67677669529664], [-59.35355339059328, -20.75], [-59.25, -21.0], [-59.46966991411011, -21.53033008588991], [-60.0, -21.75], [-60.53033008588989, -21.53033008588991], [-60.75, -21.0], [-60.64644660940672, -20.75], [-60.75, -20.5], [-60.64644660940672, -20.25], [-60.75, -20.0], [-60.64644660940672, -19.75], [-60.67677669529661, -19.67677669529664], [-61.03033008588989, -19.53033008588991], [-61.25, -19.0], [-61.14644660940672, -18.75]]]}, "2021-07-10T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-61.14644660940672, -18.75], [-61.25, -18.5], [-61.14644660940672, -18.25], [-61.25, -18.0], [-61.03033008588989, -17.46966991411009], [-60.5, -17.25], [-59.96966991411011, -17.46966991411009], [-59.82322330470339, -17.82322330470336], [-59.75, -17.853553390593277], [-59.5, -17.75], [-58.96966991411011, -17.96966991411009], [-58.82322330470339, -18.32322330470336], [-58.75, -18.353553390593277], [-58.5, -18.25], [-57.96966991411011, -18.46966991411009], [-57.75, -19.0], [-57.85355339059328, -19.25], [-57.75, -19.5], [-57.96966991411011, -20.03033008588991], [-58.32322330470339, -20.17677669529664], [-58.46966991411011, -20.53033008588991], [-58.82322330470339, -20.67677669529664], [-58.96966991411011, -21.03033008588991], [-59.32322330470339, -21.17677669529664], [-59.46966991411011, -21.53033008588991], [-60.0, -21.75], [-60.53033008588989, -21.53033008588991], [-60.75, -21.0], [-60.64644660940672, -20.75], [-60.75, -20.5], [-60.64644660940672, -20.25], [-60.75, -20.0], [-60.64644660940672, -19.75], [-60.67677669529661, -19.67677669529664], [-61.03033008588989, -19.53033008588991], [-61.25, -19.0], [-61.14644660940672, -18.75]]]}, "2021-07-11T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-61.14644660940672, -18.75], [-61.25, -18.5], [-61.14644660940672, -18.25], [-61.25, -18.0], [-61.03033008588989, -17.46966991411009], [-60.5, -17.25], [-59.96966991411011, -17.46966991411009], [-59.82322330470339, -17.82322330470336], [-59.46966991411011, -17.96966991411009], [-59.32322330470339, -18.32322330470336], [-59.25, -18.353553390593277], [-59.0, -18.25], [-58.46966991411011, -18.46966991411009], [-58.32322330470339, -18.82322330470336], [-57.96966991411011, -18.96966991411009], [-57.75, -19.5], [-57.96966991411011, -20.03033008588991], [-58.32322330470339, -20.17677669529664], [-58.46966991411011, -20.53033008588991], [-58.82322330470339, -20.67677669529664], [-58.96966991411011, -21.03033008588991], [-59.32322330470339, -21.17677669529664], [-59.46966991411011, -21.53033008588991], [-60.0, -21.75], [-60.53033008588989, -21.53033008588991], [-60.75, -21.0], [-60.64644660940672, -20.75], [-60.75, -20.5], [-60.64644660940672, -20.25], [-60.75, -20.0], [-60.64644660940672, -19.75], [-60.67677669529661, -19.67677669529664], [-61.03033008588989, -19.53033008588991], [-61.25, -19.0], [-61.14644660940672, -18.75]]]}, "2021-07-12T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-59.67677669529661, -19.82322330470336], [-59.64644660940672, -19.75], [-59.75, -19.5], [-59.53033008588989, -18.96966991411009], [-59.17677669529661, -18.82322330470336], [-59.03033008588989, -18.46966991411009], [-58.5, -18.25], [-57.96966991411011, -18.46966991411009], [-57.75, -19.0], [-57.85355339059328, -19.25], [-57.75, -19.5], [-57.96966991411011, -20.03033008588991], [-58.32322330470339, -20.17677669529664], [-58.46966991411011, -20.53033008588991], [-58.82322330470339, -20.67677669529664], [-58.96966991411011, -21.03033008588991], [-59.5, -21.25], [-60.03033008588989, -21.03033008588991], [-60.25, -20.5], [-60.03033008588989, -19.96966991411009], [-59.67677669529661, -19.82322330470336]]]}, "2021-07-13T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-59.67677669529661, -19.82322330470336], [-59.64644660940672, -19.75], [-59.75, -19.5], [-59.53033008588989, -18.96966991411009], [-59.17677669529661, -18.82322330470336], [-59.03033008588989, -18.46966991411009], [-58.5, -18.25], [-58.25, -18.353553390593277], [-58.0, -18.25], [-57.46966991411011, -18.46966991411009], [-57.32322330470339, -18.82322330470336], [-56.96966991411011, -18.96966991411009], [-56.75, -19.5], [-56.85355339059328, -19.75], [-56.75, -20.0], [-56.96966991411011, -20.53033008588991], [-57.5, -20.75], [-58.03033008588989, -20.53033008588991], [-58.19822330470333, -20.124999999999993], [-58.32322330470339, -20.17677669529664], [-58.46966991411011, -20.53033008588991], [-58.82322330470339, -20.67677669529664], [-58.96966991411011, -21.03033008588991], [-59.5, -21.25], [-60.03033008588989, -21.03033008588991], [-60.25, -20.5], [-60.03033008588989, -19.96966991411009], [-59.67677669529661, -19.82322330470336]]]}, "2021-07-14T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-59.67677669529661, -19.82322330470336], [-59.64644660940672, -19.75], [-59.75, -19.5], [-59.53033008588989, -18.96966991411009], [-59.17677669529661, -18.82322330470336], [-59.03033008588989, -18.46966991411009], [-58.5, -18.25], [-58.25, -18.353553390593277], [-58.0, -18.25], [-57.46966991411011, -18.46966991411009], [-57.32322330470339, -18.82322330470336], [-56.96966991411011, -18.96966991411009], [-56.75, -19.5], [-56.85355339059328, -19.75], [-56.75, -20.0], [-56.96966991411011, -20.53033008588991], [-57.5, -20.75], [-58.03033008588989, -20.53033008588991], [-58.19822330470333, -20.124999999999993], [-58.32322330470339, -20.17677669529664], [-58.46966991411011, -20.53033008588991], [-58.82322330470339, -20.67677669529664], [-58.96966991411011, -21.03033008588991], [-59.5, -21.25], [-60.03033008588989, -21.03033008588991], [-60.25, -20.5], [-60.03033008588989, -19.96966991411009], [-59.67677669529661, -19.82322330470336]]]}, "2021-07-15T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-58.17677669529661, -19.67677669529664], [-58.53033008588989, -19.53033008588991], [-58.75, -19.0], [-58.53033008588989, -18.46966991411009], [-58.0, -18.25], [-57.46966991411011, -18.46966991411009], [-57.32322330470339, -18.82322330470336], [-56.96966991411011, -18.96966991411009], [-56.75, -19.5], [-56.85355339059328, -19.75], [-56.75, -20.0], [-56.96966991411011, -20.53033008588991], [-57.5, -20.75], [-58.03033008588989, -20.53033008588991], [-58.25, -20.0], [-58.14644660940672, -19.75], [-58.17677669529661, -19.67677669529664]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 8.42913586888426}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 6.535256219651398}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.433049529699474, 27.235032747201956, 27.92101802757719, 27.364164104450936, 27.52729838315406, 27.791166209353833, 28.93425832676263, 27.422581238610576]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.31399856645851, 27.969977368684624, 29.122606486656252, 28.37115976005515, 27.875762748884142, 28.686073342933867, 29.842107808609057, 27.64606393830354]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [6.179628925878439, 6.39732236275002, 7.132756788867524, 6.42894213531758, 5.969184166488276, 6.015502074051042, 7.195420462287075, 5.771065992778536]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [7.1192823190098125, 7.3992257227853315, 8.42913586888426, 8.160832704514519, 6.261662889431193, 6.982271089068604, 7.747395824316243, 6.10224228616903]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2845075417016742, 1.2872156989747092, 1.404731057202334, 1.266042343103077, 1.1849231769279551, 1.2378322968117161, 1.4413893991452702, 1.1981433360925469]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3653260190880128, 1.392346611444659, 1.5493380917051807, 1.512743968945458, 1.2239270940940712, 1.3326685287776294, 1.524339935926039, 1.2353158675824762]}}