{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:01:59.876892", "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": "2024-Nov-04_to_2024-Nov-10_154.5_-11.5"}, "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": 2024110001132}, "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": "November 04 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 10 2024"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 151426.16418621593}, "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": ["Papua New Guinea"]}, "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": ["Coral Sea", "Solomon 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": -11.5}, "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": 154.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "154.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 149.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 157.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -13.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -10.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[156.0, -10.75], [156.25, -10.85], [156.5, -10.75], [156.75, -10.85], [157.0, -10.75], [157.53, -10.97], [157.68, -11.32], [158.03, -11.47], [158.25, -12.0], [158.03, -12.53], [157.68, -12.68], [157.53, -13.03], [157.0, -13.25], [156.75, -13.15], [156.5, -13.25], [156.25, -13.15], [156.18, -13.18], [156.03, -13.53], [155.5, -13.75], [154.97, -13.53], [154.82, -13.18], [154.47, -13.03], [154.32, -12.68], [154.25, -12.65], [154.0, -12.75], [153.75, -12.65], [153.5, -12.75], [152.97, -12.53], [152.82, -12.18], [152.75, -12.15], [152.5, -12.25], [152.25, -12.15], [152.0, -12.25], [151.75, -12.15], [151.68, -12.18], [151.53, -12.53], [151.0, -12.75], [150.75, -12.65], [150.5, -12.75], [150.25, -12.65], [150.0, -12.75], [149.47, -12.53], [149.32, -12.18], [148.97, -12.03], [148.75, -11.5], [148.97, -10.97], [149.32, -10.82], [149.47, -10.47], [150.0, -10.25], [150.25, -10.35], [150.5, -10.25], [150.75, -10.35], [150.82, -10.32], [150.97, -9.97], [151.5, -9.75], [152.0, -9.96], [152.32, -9.82], [152.47, -9.47], [153.0, -9.25], [153.53, -9.47], [153.75, -10.0], [153.65, -10.25], [153.68, -10.32], [153.75, -10.35], [153.82, -10.32], [153.97, -9.97], [154.5, -9.75], [155.03, -9.97], [155.18, -10.32], [155.53, -10.47], [155.68, -10.82], [155.75, -10.85], [156.0, -10.75]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.Asia", "N.Australia", "Equatorial.Pacific-Ocean", "S.Pacific-Ocean"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-11-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[153.75, -11.5], [153.97, -10.97], [154.5, -10.75], [154.75, -10.85], [155.0, -10.75], [155.25, -10.85], [155.5, -10.75], [155.75, -10.85], [156.0, -10.75], [156.25, -10.85], [156.5, -10.75], [156.75, -10.85], [157.0, -10.75], [157.53, -10.97], [157.68, -11.32], [158.03, -11.47], [158.25, -12.0], [158.03, -12.53], [157.68, -12.68], [157.53, -13.03], [157.0, -13.25], [156.75, -13.15], [156.5, -13.25], [156.25, -13.15], [156.18, -13.18], [156.03, -13.53], [155.5, -13.75], [154.97, -13.53], [154.82, -13.18], [154.47, -13.03], [154.32, -12.68], [153.97, -12.53], [153.75, -12.0], [153.85, -11.75], [153.75, -11.5]]]]}, "2024-11-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[150.0, -12.75], [149.47, -12.53], [149.25, -12.0], [149.47, -11.47], [150.0, -11.25], [150.25, -11.35], [150.5, -11.25], [150.75, -11.35], [151.0, -11.25], [151.3, -11.37], [151.47, -10.97], [151.82, -10.82], [151.97, -10.47], [152.5, -10.25], [152.75, -10.35], [153.0, -10.25], [153.25, -10.35], [153.5, -10.25], [153.75, -10.35], [153.82, -10.32], [153.97, -9.97], [154.5, -9.75], [155.03, -9.97], [155.18, -10.32], [155.53, -10.47], [155.68, -10.82], [155.75, -10.85], [156.0, -10.75], [156.25, -10.85], [156.5, -10.75], [156.75, -10.85], [157.0, -10.75], [157.53, -10.97], [157.68, -11.32], [158.03, -11.47], [158.25, -12.0], [158.03, -12.53], [157.68, -12.68], [157.53, -13.03], [157.0, -13.25], [156.75, -13.15], [156.5, -13.25], [156.25, -13.15], [156.18, -13.18], [156.03, -13.53], [155.5, -13.75], [154.97, -13.53], [154.82, -13.18], [154.47, -13.03], [154.32, -12.68], [154.25, -12.65], [154.0, -12.75], [153.75, -12.65], [153.5, -12.75], [152.97, -12.53], [152.82, -12.18], [152.75, -12.15], [152.5, -12.25], [152.25, -12.15], [152.0, -12.25], [151.7, -12.13], [151.53, -12.53], [151.0, -12.75], [150.75, -12.65], [150.5, -12.75], [150.25, -12.65], [150.0, -12.75]]]]}, "2024-11-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[148.97, -12.03], [148.75, -11.5], [148.97, -10.97], [149.32, -10.82], [149.47, -10.47], [150.0, -10.25], [150.25, -10.35], [150.5, -10.25], [150.75, -10.35], [150.82, -10.32], [150.97, -9.97], [151.5, -9.75], [152.0, -9.96], [152.32, -9.82], [152.47, -9.47], [153.0, -9.25], [153.53, -9.47], [153.75, -10.0], [153.65, -10.25], [153.68, -10.32], [153.75, -10.35], [153.82, -10.32], [153.97, -9.97], [154.5, -9.75], [155.03, -9.97], [155.18, -10.32], [155.53, -10.47], [155.68, -10.82], [155.75, -10.85], [156.0, -10.75], [156.25, -10.85], [156.5, -10.75], [156.75, -10.85], [157.0, -10.75], [157.53, -10.97], [157.68, -11.32], [158.03, -11.47], [158.25, -12.0], [158.03, -12.53], [157.68, -12.68], [157.53, -13.03], [157.0, -13.25], [156.75, -13.15], [156.5, -13.25], [156.25, -13.15], [156.18, -13.18], [156.03, -13.53], [155.5, -13.75], [154.97, -13.53], [154.82, -13.18], [154.47, -13.03], [154.32, -12.68], [154.25, -12.65], [154.0, -12.75], [153.75, -12.65], [153.5, -12.75], [152.97, -12.53], [152.82, -12.18], [152.75, -12.15], [152.5, -12.25], [152.25, -12.15], [152.0, -12.25], [151.75, -12.15], [151.68, -12.18], [151.53, -12.53], [151.0, -12.75], [150.75, -12.65], [150.5, -12.75], [150.25, -12.65], [150.0, -12.75], [149.47, -12.53], [149.32, -12.18], [148.97, -12.03]]]]}, "2024-11-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[148.97, -12.03], [148.75, -11.5], [148.97, -10.97], [149.32, -10.82], [149.47, -10.47], [150.0, -10.25], [150.25, -10.35], [150.5, -10.25], [150.75, -10.35], [150.82, -10.32], [150.97, -9.97], [151.5, -9.75], [152.0, -9.96], [152.32, -9.82], [152.47, -9.47], [153.0, -9.25], [153.53, -9.47], [153.75, -10.0], [153.65, -10.25], [153.68, -10.32], [153.75, -10.35], [153.82, -10.32], [153.97, -9.97], [154.5, -9.75], [155.03, -9.97], [155.18, -10.32], [155.53, -10.47], [155.68, -10.82], [155.75, -10.85], [156.0, -10.75], [156.53, -10.97], [156.68, -11.32], [157.03, -11.47], [157.25, -12.0], [157.15, -12.25], [157.25, -12.5], [157.03, -13.03], [156.5, -13.25], [156.25, -13.15], [156.0, -13.25], [155.75, -13.15], [155.5, -13.25], [155.25, -13.15], [155.0, -13.25], [154.47, -13.03], [154.32, -12.68], [154.25, -12.65], [154.0, -12.75], [153.75, -12.65], [153.5, -12.75], [152.97, -12.53], [152.82, -12.18], [152.75, -12.15], [152.5, -12.25], [152.25, -12.15], [152.0, -12.25], [151.75, -12.15], [151.68, -12.18], [151.53, -12.53], [151.0, -12.75], [150.75, -12.65], [150.5, -12.75], [150.25, -12.65], [150.0, -12.75], [149.47, -12.53], [149.32, -12.18], [148.97, -12.03]]]]}, "2024-11-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[148.97, -12.03], [148.75, -11.5], [148.97, -10.97], [149.32, -10.82], [149.47, -10.47], [150.0, -10.25], [150.25, -10.35], [150.5, -10.25], [150.75, -10.35], [150.82, -10.32], [150.97, -9.97], [151.5, -9.75], [152.0, -9.96], [152.32, -9.82], [152.47, -9.47], [153.0, -9.25], [153.53, -9.47], [153.75, -10.0], [153.65, -10.25], [153.68, -10.32], [154.03, -10.47], [154.18, -10.82], [154.25, -10.85], [154.5, -10.75], [155.03, -10.97], [155.25, -11.5], [155.03, -12.03], [154.5, -12.25], [154.25, -12.15], [154.0, -12.25], [153.75, -12.15], [153.5, -12.25], [152.97, -12.03], [152.82, -11.68], [152.75, -11.65], [152.68, -11.68], [152.53, -12.03], [152.0, -12.25], [151.75, -12.15], [151.5, -12.25], [151.25, -12.15], [151.18, -12.18], [151.03, -12.53], [150.5, -12.75], [150.25, -12.65], [150.0, -12.75], [149.47, -12.53], [149.32, -12.18], [148.97, -12.03]]]]}, "2024-11-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[148.97, -12.03], [148.75, -11.5], [148.97, -10.97], [149.5, -10.75], [149.75, -10.85], [150.0, -10.75], [150.25, -10.85], [150.32, -10.82], [150.47, -10.47], [151.0, -10.25], [151.25, -10.35], [151.5, -10.25], [151.75, -10.35], [151.82, -10.32], [151.97, -9.97], [152.32, -9.82], [152.47, -9.47], [153.0, -9.25], [153.53, -9.47], [153.75, -10.0], [153.65, -10.25], [153.68, -10.32], [154.03, -10.47], [154.18, -10.82], [154.25, -10.85], [154.5, -10.75], [155.03, -10.97], [155.25, -11.5], [155.03, -12.03], [154.5, -12.25], [154.25, -12.15], [154.0, -12.25], [153.75, -12.15], [153.5, -12.25], [152.97, -12.03], [152.82, -11.68], [152.75, -11.65], [152.68, -11.68], [152.53, -12.03], [152.0, -12.25], [151.75, -12.15], [151.5, -12.25], [151.25, -12.15], [151.18, -12.18], [151.03, -12.53], [150.5, -12.75], [150.25, -12.65], [150.0, -12.75], [149.47, -12.53], [149.32, -12.18], [148.97, -12.03]]]]}, "2024-11-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[151.0, -11.75], [150.47, -11.53], [150.25, -11.0], [150.47, -10.47], [151.0, -10.25], [151.25, -10.35], [151.5, -10.25], [152.03, -10.47], [152.25, -11.0], [152.03, -11.53], [151.5, -11.75], [151.25, -11.65], [151.0, -11.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.468446565642921}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.9641243648327951}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.655972986054053, 27.577413177490257, 27.70117039998371, 27.558902648001038, 27.31302784353062, 27.589815775553404, 27.212854003906273]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.914971923828148, 27.961690521240257, 28.119443511962913, 28.177808380126976, 27.56732330322268, 28.220740254720056, 27.216394042968773]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.9870811909849402, 0.9286477926868488, 1.094088221484102, 0.9556664878343678, 0.7541002828904766, 0.968209014913134, 0.6960201342304515]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.2577227242815638, 1.1532306505053498, 1.364991118197679, 1.468446565642921, 0.9133062886718903, 1.3584446648806647, 0.7510366616760393]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7050989735981172, 1.6506462478196662, 2.0251317238109228, 1.7743133045882082, 1.457594801967888, 1.8171925461751866, 1.3933543187460296]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.1302627620834294, 2.0536335177465292, 2.51853494550478, 2.7016550464584044, 1.7790660181371203, 2.449385079478297, 1.5212557292733344]}}