{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:18:10.666768", "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": "2020-Aug-30_to_2020-Sep-07_131.0_-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": 2020080003152}, "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": "August 30 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 07 2020"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 9}, "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": 135465.38849357353}, "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": ["Australia"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Oceania"]}, "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": ["Timor 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": 131.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "131.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 129.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 133.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -15.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -11.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[131.0, -16.25], [130.47, -16.03], [130.323, -15.677], [129.97, -15.53], [129.75, -15.0], [129.854, -14.75], [129.75, -14.5], [129.854, -14.25], [129.75, -14.0], [129.854, -13.75], [129.75, -13.5], [129.854, -13.25], [129.854, -13.249], [129.75, -13.0], [129.854, -12.751], [129.854, -12.75], [129.75, -12.5], [129.854, -12.251], [129.854, -12.25], [129.823, -12.177], [129.47, -12.03], [129.323, -11.677], [129.25, -11.646], [129.0, -11.75], [128.47, -11.53], [128.25, -11.0], [128.47, -10.47], [129.0, -10.25], [129.25, -10.354], [129.5, -10.25], [130.03, -10.47], [130.177, -10.823], [130.25, -10.854], [130.5, -10.75], [130.75, -10.854], [131.0, -10.75], [131.25, -10.854], [131.5, -10.75], [131.75, -10.854], [132.0, -10.75], [132.53, -10.97], [132.677, -11.323], [132.75, -11.354], [133.0, -11.25], [133.53, -11.47], [133.677, -11.823], [134.03, -11.97], [134.25, -12.5], [134.146, -12.75], [134.25, -13.0], [134.03, -13.53], [133.677, -13.677], [133.53, -14.03], [133.0, -14.25], [132.75, -14.146], [132.5, -14.25], [132.25, -14.146], [132.177, -14.177], [132.146, -14.25], [132.146, -14.251], [132.25, -14.5], [132.146, -14.749], [132.146, -14.75], [132.177, -14.823], [132.53, -14.97], [132.75, -15.5], [132.53, -16.03], [132.0, -16.25], [131.75, -16.146], [131.5, -16.25], [131.25, -16.146], [131.0, -16.25]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.Australia"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-08-30T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[129.25, -11.646446609406727], [129.0, -11.75], [128.46966991411009, -11.530330085889911], [128.25, -11.0], [128.46966991411009, -10.469669914110089], [129.0, -10.25], [129.25, -10.353553390593273], [129.5, -10.25], [130.03033008588991, -10.469669914110089], [130.17677669529664, -10.823223304703363], [130.25, -10.853553390593273], [130.5, -10.75], [130.75, -10.853553390593273], [131.0, -10.75], [131.25, -10.853553390593273], [131.5, -10.75], [131.75, -10.853553390593273], [132.0, -10.75], [132.53033008588991, -10.969669914110089], [132.67677669529664, -11.323223304703363], [132.75, -11.353553390593273], [133.0, -11.25], [133.53033008588991, -11.469669914110089], [133.67677669529664, -11.823223304703363], [134.03033008588991, -11.969669914110089], [134.25, -12.5], [134.14644660940672, -12.75], [134.25, -13.0], [134.03033008588991, -13.530330085889911], [133.67677669529664, -13.676776695296637], [133.53033008588991, -14.030330085889911], [133.0, -14.25], [132.75, -14.146446609406727], [132.5, -14.25], [132.25, -14.146446609406727], [132.17677669529664, -14.176776695296637], [132.03033008588991, -14.530330085889911], [131.5, -14.75], [130.96966991411009, -14.530330085889911], [130.75, -14.0], [130.85355339059328, -13.75], [130.75, -13.5], [130.85355339059328, -13.25], [130.82322330470336, -13.176776695296637], [130.46966991411009, -13.030330085889911], [130.32322330470336, -12.676776695296637], [129.96966991411009, -12.530330085889911], [129.82322330470336, -12.176776695296637], [129.46966991411009, -12.030330085889911], [129.32322330470336, -11.676776695296637], [129.25, -11.646446609406727]]]}, "2020-08-31T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[129.25, -11.646446609406727], [129.0, -11.75], [128.46966991411009, -11.530330085889911], [128.25, -11.0], [128.46966991411009, -10.469669914110089], [129.0, -10.25], [129.25, -10.353553390593273], [129.5, -10.25], [130.03033008588991, -10.469669914110089], [130.17677669529664, -10.823223304703363], [130.25, -10.853553390593273], [130.5, -10.75], [130.75, -10.853553390593273], [131.0, -10.75], [131.25, -10.853553390593273], [131.5, -10.75], [131.75, -10.853553390593273], [132.0, -10.75], [132.53033008588991, -10.969669914110089], [132.67677669529664, -11.323223304703363], [132.75, -11.353553390593273], [133.0, -11.25], [133.53033008588991, -11.469669914110089], [133.67677669529664, -11.823223304703363], [134.03033008588991, -11.969669914110089], [134.25, -12.5], [134.14644660940672, -12.75], [134.25, -13.0], [134.03033008588991, -13.530330085889911], [133.67677669529664, -13.676776695296637], [133.53033008588991, -14.030330085889911], [133.0, -14.25], [132.75, -14.146446609406727], [132.5, -14.25], [132.25, -14.146446609406727], [132.17677669529664, -14.176776695296637], [132.14644660940672, -14.25], [132.25, -14.5], [132.14644660940672, -14.75], [132.25, -15.0], [132.14644660940672, -15.25], [132.25, -15.5], [132.03033008588991, -16.03033008588991], [131.5, -16.25], [131.25, -16.146446609406727], [131.0, -16.25], [130.46966991411009, -16.03033008588991], [130.32322330470336, -15.676776695296637], [129.96966991411009, -15.530330085889911], [129.75, -15.0], [129.85355339059328, -14.75], [129.75, -14.5], [129.85355339059328, -14.25], [129.75, -14.0], [129.85355339059328, -13.75], [129.75, -13.5], [129.85355339059328, -13.25], [129.75, -13.0], [129.85355339059328, -12.75], [129.75, -12.5], [129.85355339059328, -12.25], [129.82322330470336, -12.176776695296637], [129.46966991411009, -12.030330085889911], [129.32322330470336, -11.676776695296637], [129.25, -11.646446609406727]]]}, "2020-09-01T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[129.25, -11.646446609406727], [129.0, -11.75], [128.46966991411009, -11.530330085889911], [128.25, -11.0], [128.46966991411009, -10.469669914110089], [129.0, -10.25], [129.25, -10.353553390593273], [129.5, -10.25], [130.03033008588991, -10.469669914110089], [130.17677669529664, -10.823223304703363], [130.25, -10.853553390593273], [130.5, -10.75], [130.75, -10.853553390593273], [131.0, -10.75], [131.25, -10.853553390593273], [131.5, -10.75], [131.75, -10.853553390593273], [132.0, -10.75], [132.53033008588991, -10.969669914110089], [132.67677669529664, -11.323223304703363], [132.75, -11.353553390593273], [133.0, -11.25], [133.53033008588991, -11.469669914110089], [133.67677669529664, -11.823223304703363], [134.03033008588991, -11.969669914110089], [134.25, -12.5], [134.14644660940672, -12.75], [134.25, -13.0], [134.03033008588991, -13.530330085889911], [133.67677669529664, -13.676776695296637], [133.53033008588991, -14.030330085889911], [133.0, -14.25], [132.75, -14.146446609406727], [132.5, -14.25], [132.25, -14.146446609406727], [132.17677669529664, -14.176776695296637], [132.14644660940672, -14.25], [132.25, -14.5], [132.14644660940672, -14.75], [132.25, -15.0], [132.14644660940672, -15.25], [132.25, -15.5], [132.03033008588991, -16.03033008588991], [131.5, -16.25], [131.25, -16.146446609406727], [131.0, -16.25], [130.46966991411009, -16.03033008588991], [130.32322330470336, -15.676776695296637], [129.96966991411009, -15.530330085889911], [129.75, -15.0], [129.85355339059328, -14.75], [129.75, -14.5], [129.85355339059328, -14.25], [129.75, -14.0], [129.85355339059328, -13.75], [129.75, -13.5], [129.85355339059328, -13.25], [129.75, -13.0], [129.85355339059328, -12.75], [129.75, -12.5], [129.85355339059328, -12.25], [129.82322330470336, -12.176776695296637], [129.46966991411009, -12.030330085889911], [129.32322330470336, -11.676776695296637], [129.25, -11.646446609406727]]]}, "2020-09-02T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[129.85355339059328, -14.75], [129.75, -14.5], [129.85355339059328, -14.25], [129.75, -14.0], [129.85355339059328, -13.75], [129.75, -13.5], [129.85355339059328, -13.25], [129.75, -13.0], [129.85355339059328, -12.75], [129.75, -12.5], [129.96966991411009, -11.969669914110089], [130.5, -11.75], [130.75, -11.853553390593273], [131.0, -11.75], [131.25, -11.853553390593273], [131.5, -11.75], [132.03033008588991, -11.969669914110089], [132.17677669529664, -12.323223304703363], [132.25, -12.353553390593273], [132.5, -12.25], [132.75, -12.353553390593273], [133.0, -12.25], [133.25, -12.353553390593273], [133.5, -12.25], [134.03033008588991, -12.469669914110089], [134.25, -13.0], [134.03033008588991, -13.530330085889911], [133.67677669529664, -13.676776695296637], [133.53033008588991, -14.030330085889911], [133.0, -14.25], [132.75, -14.146446609406727], [132.5, -14.25], [132.25, -14.146446609406727], [132.17677669529664, -14.176776695296637], [132.14644660940672, -14.25], [132.25, -14.5], [132.14644660940672, -14.75], [132.25, -15.0], [132.14644660940672, -15.25], [132.25, -15.5], [132.03033008588991, -16.03033008588991], [131.5, -16.25], [131.25, -16.146446609406727], [131.0, -16.25], [130.46966991411009, -16.03033008588991], [130.32322330470336, -15.676776695296637], [129.96966991411009, -15.530330085889911], [129.75, -15.0], [129.85355339059328, -14.75]]]}, "2020-09-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[129.75, -14.5], [129.85355339059328, -14.25], [129.75, -14.0], [129.85355339059328, -13.75], [129.75, -13.5], [129.95710678118655, -13.0], [129.75, -12.5], [129.96966991411009, -11.969669914110089], [130.5, -11.75], [131.03033008588991, -11.969669914110089], [131.25, -12.5], [131.125, -12.801776695296637], [131.53033008588991, -12.969669914110089], [131.67677669529664, -13.323223304703363], [132.03033008588991, -13.469669914110089], [132.25, -14.0], [132.14644660940672, -14.25], [132.25, -14.5], [132.14644660940672, -14.75], [132.17677669529664, -14.823223304703363], [132.53033008588991, -14.969669914110089], [132.75, -15.5], [132.53033008588991, -16.03033008588991], [132.0, -16.25], [131.75, -16.146446609406727], [131.5, -16.25], [131.25, -16.146446609406727], [131.0, -16.25], [130.46966991411009, -16.03033008588991], [130.32322330470336, -15.676776695296637], [129.96966991411009, -15.530330085889911], [129.75, -15.0], [129.85355339059328, -14.75], [129.75, -14.5]]], [[[132.96966991411009, -12.469669914110089], [133.5, -12.25], [134.03033008588991, -12.469669914110089], [134.25, -13.0], [134.03033008588991, -13.530330085889911], [133.67677669529664, -13.676776695296637], [133.53033008588991, -14.030330085889911], [133.0, -14.25], [132.46966991411009, -14.030330085889911], [132.25, -13.5], [132.46966991411009, -12.969669914110089], [132.82322330470336, -12.823223304703363], [132.96966991411009, -12.469669914110089]]]]}, "2020-09-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[130.25, -15.0], [130.375, -14.698223304703363], [129.96966991411009, -14.530330085889911], [129.75, -14.0], [129.96966991411009, -13.469669914110089], [130.5, -13.25], [131.03033008588991, -13.469669914110089], [131.25, -14.0], [131.125, -14.301776695296637], [131.25, -14.353553390593273], [131.5, -14.25], [132.03033008588991, -14.469669914110089], [132.17677669529664, -14.823223304703363], [132.53033008588991, -14.969669914110089], [132.75, -15.5], [132.53033008588991, -16.03033008588991], [132.0, -16.25], [131.75, -16.146446609406727], [131.5, -16.25], [131.25, -16.146446609406727], [131.0, -16.25], [130.46966991411009, -16.03033008588991], [130.25, -15.5], [130.35355339059328, -15.25], [130.25, -15.0]]], [[[134.03033008588991, -13.530330085889911], [133.5, -13.75], [132.96966991411009, -13.530330085889911], [132.75, -13.0], [132.96966991411009, -12.469669914110089], [133.5, -12.25], [134.03033008588991, -12.469669914110089], [134.25, -13.0], [134.03033008588991, -13.530330085889911]]]]}, "2020-09-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[130.25, -15.0], [130.46966991411009, -14.469669914110089], [131.0, -14.25], [131.53033008588991, -14.469669914110089], [131.67677669529664, -14.823223304703363], [131.75, -14.853553390593273], [132.0, -14.75], [132.53033008588991, -14.969669914110089], [132.75, -15.5], [132.53033008588991, -16.03033008588991], [132.0, -16.25], [131.75, -16.146446609406727], [131.5, -16.25], [131.25, -16.146446609406727], [131.0, -16.25], [130.46966991411009, -16.03033008588991], [130.25, -15.5], [130.35355339059328, -15.25], [130.25, -15.0]]], [[[134.03033008588991, -13.530330085889911], [133.5, -13.75], [132.96966991411009, -13.530330085889911], [132.75, -13.0], [132.96966991411009, -12.469669914110089], [133.5, -12.25], [134.03033008588991, -12.469669914110089], [134.25, -13.0], [134.03033008588991, -13.530330085889911]]]]}, "2020-09-06T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[130.35355339059328, -15.25], [130.25, -15.0], [130.46966991411009, -14.469669914110089], [131.0, -14.25], [131.53033008588991, -14.469669914110089], [131.67677669529664, -14.823223304703363], [132.03033008588991, -14.969669914110089], [132.25, -15.5], [132.03033008588991, -16.03033008588991], [131.5, -16.25], [131.25, -16.146446609406727], [131.0, -16.25], [130.46966991411009, -16.03033008588991], [130.25, -15.5], [130.35355339059328, -15.25]]]}, "2020-09-07T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[130.82322330470336, -15.676776695296637], [130.46966991411009, -15.530330085889911], [130.25, -15.0], [130.46966991411009, -14.469669914110089], [131.0, -14.25], [131.53033008588991, -14.469669914110089], [131.67677669529664, -14.823223304703363], [132.03033008588991, -14.969669914110089], [132.25, -15.5], [132.03033008588991, -16.03033008588991], [131.5, -16.25], [130.96966991411009, -16.03033008588991], [130.82322330470336, -15.676776695296637]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.602711537239884}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.2975105939032656}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.001435521430892, 28.83623680847336, 28.372914611533417, 28.751920704270333, 28.96338355232791, 28.847833376537153, 28.859064448019808, 29.364183353009764, 29.07295711066928]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [30.007814841133893, 30.8360389426997, 30.04053252700311, 29.658872451977516, 30.574185370600503, 29.747814592577072, 29.768192171959697, 29.80223471634008, 29.296551099346402]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.9711460709626691, 2.708595640869255, 2.0935271543163676, 2.132204536720369, 2.4653414541828225, 2.4053019010899885, 2.4026864970591646, 2.495249186150867, 2.341813052380104]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.370868864116403, 4.602711537239884, 3.2288574794679334, 2.9617371996632187, 3.6689691892338487, 2.6860960692498566, 2.8147740810611026, 2.6122367654933782, 2.496297166101442]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7443336489783146, 2.0247161888311123, 1.5996190176028933, 1.3031250624378183, 1.418705435895054, 1.3257923876657765, 1.2795216920267698, 1.1980001735022494, 1.119120326062244]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [3.064510729298849, 2.7421742450507325, 2.3916751300314356, 1.451105531008085, 1.7182081930839979, 1.5282241849297986, 1.4030220057547513, 1.239469877411876, 1.1421149486178093]}}