{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:00:36.682549", "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-Aug-02_to_2024-Aug-08_246.5_27.0"}, "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": 2024080001238}, "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 02 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 08 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": 56644.338725067486}, "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": ["Mexico"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["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": 27.0}, "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": 246.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "246.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 244.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 247.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 27.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 31.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-114.5, 26.75], [-115.03, 26.97], [-115.25, 27.5], [-115.03, 28.03], [-114.68, 28.18], [-114.65, 28.25], [-114.75, 28.5], [-114.65, 28.75], [-114.68, 28.82], [-114.75, 28.85], [-115.0, 28.75], [-115.53, 28.97], [-115.68, 29.32], [-116.03, 29.47], [-116.25, 30.0], [-116.15, 30.25], [-116.25, 30.5], [-116.03, 31.03], [-115.5, 31.25], [-114.97, 31.03], [-114.82, 30.68], [-114.61, 30.59], [-114.5, 30.54], [-114.39, 30.59], [-114.18, 30.68], [-114.15, 30.75], [-114.25, 31.0], [-114.03, 31.53], [-113.5, 31.75], [-112.97, 31.53], [-112.82, 31.18], [-112.47, 31.03], [-112.25, 30.5], [-112.35, 30.25], [-112.25, 30.0], [-112.47, 29.47], [-112.87, 29.3], [-112.75, 29.0], [-112.85, 28.75], [-112.75, 28.5], [-112.87, 28.2], [-112.47, 28.03], [-112.25, 27.5], [-112.47, 26.97], [-112.82, 26.82], [-112.97, 26.47], [-113.5, 26.25], [-114.03, 26.47], [-114.18, 26.82], [-114.25, 26.85], [-114.5, 26.75]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.Central-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-08-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-116.03, 29.47], [-116.25, 30.0], [-116.03, 30.53], [-115.5, 30.75], [-115.25, 30.65], [-115.0, 30.75], [-114.47, 30.53], [-114.32, 30.18], [-113.97, 30.03], [-113.82, 29.68], [-113.47, 29.53], [-113.25, 29.0], [-113.35, 28.75], [-113.25, 28.5], [-113.43, 28.07], [-113.0, 28.25], [-112.47, 28.03], [-112.25, 27.5], [-112.47, 26.97], [-112.82, 26.82], [-112.97, 26.47], [-113.5, 26.25], [-114.03, 26.47], [-114.25, 27.0], [-114.03, 27.53], [-113.68, 27.68], [-113.57, 27.93], [-114.0, 27.75], [-114.53, 27.97], [-114.75, 28.5], [-114.65, 28.75], [-114.68, 28.82], [-114.75, 28.85], [-115.0, 28.75], [-115.53, 28.97], [-115.68, 29.32], [-116.03, 29.47]]]]}, "2024-08-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-116.25, 30.5], [-116.03, 31.03], [-115.5, 31.25], [-114.97, 31.03], [-114.82, 30.68], [-114.5, 30.54], [-114.18, 30.68], [-114.15, 30.75], [-114.25, 31.0], [-114.03, 31.53], [-113.5, 31.75], [-112.97, 31.53], [-112.82, 31.18], [-112.47, 31.03], [-112.25, 30.5], [-112.35, 30.25], [-112.25, 30.0], [-112.47, 29.47], [-112.87, 29.3], [-112.75, 29.0], [-112.85, 28.75], [-112.75, 28.5], [-112.87, 28.2], [-112.47, 28.03], [-112.25, 27.5], [-112.47, 26.97], [-112.82, 26.82], [-112.97, 26.47], [-113.5, 26.25], [-114.03, 26.47], [-114.25, 27.0], [-114.03, 27.53], [-113.68, 27.68], [-113.62, 27.8], [-113.75, 27.85], [-114.0, 27.75], [-114.53, 27.97], [-114.75, 28.5], [-114.65, 28.75], [-114.68, 28.82], [-114.75, 28.85], [-115.0, 28.75], [-115.53, 28.97], [-115.68, 29.32], [-116.03, 29.47], [-116.25, 30.0], [-116.15, 30.25], [-116.25, 30.5]]]]}, "2024-08-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-116.25, 30.5], [-116.03, 31.03], [-115.5, 31.25], [-114.97, 31.03], [-114.82, 30.68], [-114.5, 30.54], [-114.18, 30.68], [-114.15, 30.75], [-114.25, 31.0], [-114.03, 31.53], [-113.5, 31.75], [-112.97, 31.53], [-112.82, 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26.97], [-115.25, 27.5], [-115.03, 28.03], [-114.68, 28.18], [-114.53, 28.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 5.945412552242487}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.8481484697709303}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.62825018002917, 31.07009922217037, 31.17619656819096, 31.420280429236698, 29.599149175030732, 27.24927976097564, 26.64062428935739]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [32.441492110998695, 33.902374971731035, 34.519051099647925, 33.22997226438491, 32.83149978925417, 29.738870575306066, 28.713454487159595]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.4375099726742135, 2.9225811571628495, 3.0367019153264767, 2.1728698694053037, 2.50452560010637, 3.7058857820926128, 3.0230324293889717]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.660214349156433, 5.668938295130431, 5.945412552242487, 4.3518758976309755, 3.7137392366060453, 4.433091680342159, 3.355046974051845]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4783128947015642, 1.629913537553116, 1.8084701489808428, 1.4082082700108531, 1.4268784005910533, 1.8863409472258315, 1.5669272013024902]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7477539631478407, 1.9597860360548804, 2.443934846495873, 1.605584489065887, 1.644985520724571, 2.0192607139561627, 1.585858231455829]}}