{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:06:11.204891", "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": "2025-Jun-27_to_2025-Jun-29_38.5_30.5"}, "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": 2025060002908}, "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 27 2025"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 29 2025"}, "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": 61100.98774281469}, "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": ["Iraq", "Saudi Arabia"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Asia", "Asia"]}, "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": 30.5}, "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": 38.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "38.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 38.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 41.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 29.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 32.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[38.32, 31.18], [38.47, 31.53], [38.82, 31.68], [38.85, 31.75], [38.75, 32.0], [38.85, 32.25], [38.75, 32.5], [38.97, 33.03], [39.5, 33.25], [40.03, 33.03], [40.18, 32.68], [40.53, 32.53], [40.7, 32.13], [41.0, 32.25], [41.53, 32.03], [41.75, 31.5], [41.65, 31.25], [41.75, 31.0], [41.65, 30.75], [41.68, 30.68], [42.03, 30.53], [42.25, 30.0], [42.03, 29.47], [41.5, 29.25], [41.25, 29.35], [41.0, 29.25], [40.75, 29.35], [40.68, 29.32], [40.53, 28.97], [40.0, 28.75], [39.47, 28.97], [39.32, 29.32], [39.25, 29.35], [39.0, 29.25], [38.75, 29.35], [38.5, 29.25], [37.97, 29.47], [37.75, 30.0], [37.85, 30.25], [37.75, 30.5], [37.97, 31.03], [38.32, 31.18]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Mediterranean", "W.C.Asia", "Arabian-Peninsula"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2025-06-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.75, 30.5], [37.97, 31.03], [38.32, 31.18], [38.47, 31.53], [38.82, 31.68], [38.85, 31.75], [38.75, 32.0], [38.85, 32.25], [38.75, 32.5], [38.97, 33.03], [39.5, 33.25], [40.03, 33.03], [40.18, 32.68], [40.53, 32.53], [40.7, 32.13], [41.0, 32.25], [41.53, 32.03], [41.75, 31.5], [41.65, 31.25], [41.75, 31.0], [41.65, 30.75], [41.68, 30.68], [42.03, 30.53], [42.25, 30.0], [42.03, 29.47], [41.5, 29.25], [41.25, 29.35], [41.0, 29.25], [40.75, 29.35], [40.68, 29.32], [40.53, 28.97], [40.0, 28.75], [39.47, 28.97], [39.32, 29.32], [39.25, 29.35], [39.0, 29.25], [38.75, 29.35], [38.5, 29.25], [37.97, 29.47], [37.75, 30.0], [37.85, 30.25], [37.75, 30.5]]]]}, "2025-06-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.75, 30.5], [37.97, 31.03], [38.32, 31.18], [38.47, 31.53], [38.82, 31.68], [38.85, 31.75], [38.75, 32.0], [38.85, 32.25], [38.75, 32.5], [38.97, 33.03], [39.5, 33.25], [40.03, 33.03], [40.18, 32.68], [40.53, 32.53], [40.7, 32.13], [41.0, 32.25], [41.53, 32.03], [41.75, 31.5], [41.65, 31.25], [41.75, 31.0], [41.65, 30.75], [41.68, 30.68], [42.03, 30.53], [42.25, 30.0], [42.03, 29.47], [41.5, 29.25], [41.25, 29.35], [41.0, 29.25], [40.75, 29.35], [40.68, 29.32], [40.53, 28.97], [40.0, 28.75], [39.47, 28.97], [39.32, 29.32], [39.25, 29.35], [39.0, 29.25], [38.75, 29.35], [38.5, 29.25], [37.97, 29.47], [37.75, 30.0], [37.85, 30.25], [37.75, 30.5]]]]}, "2025-06-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.75, 30.5], [37.97, 31.03], [38.32, 31.18], [38.47, 31.53], [38.82, 31.68], [38.85, 31.75], [38.75, 32.0], [38.85, 32.25], [38.75, 32.5], [38.97, 33.03], [39.5, 33.25], [40.03, 33.03], [40.18, 32.68], [40.53, 32.53], [40.7, 32.13], [41.0, 32.25], [41.53, 32.03], [41.75, 31.5], [41.65, 31.25], [41.75, 31.0], [41.65, 30.75], [41.68, 30.68], [42.03, 30.53], [42.25, 30.0], [42.03, 29.47], [41.5, 29.25], [41.25, 29.35], [41.0, 29.25], [40.75, 29.35], [40.68, 29.32], [40.53, 28.97], [40.0, 28.75], [39.47, 28.97], [39.32, 29.32], [39.25, 29.35], [39.0, 29.25], [38.75, 29.35], [38.5, 29.25], [37.97, 29.47], [37.75, 30.0], [37.85, 30.25], [37.75, 30.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.7515944426943975}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.3134704933235737}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [34.22304278387543, 34.98277772544094, 34.59426297173985]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [35.83876190185549, 36.48091659545901, 36.05764541625979]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.004266571615223, 3.7066795810255035, 3.229465327329995]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.132563276027213, 4.7515944426943975, 3.8244659429293506]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3793199720545413, 1.6892775070833994, 1.5330117857019783]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6725048986341575, 1.949809534723359, 1.7340486649715068]}}