{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:52:39.006949", "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": "2013-Feb-02_to_2013-Feb-06_248.5_20.0"}, "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": 2013020001233}, "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": "February 02 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 06 2013"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 161327.8782574741}, "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"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.Central-America", "N.Pacific-Ocean"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["North 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": ["North Pacific Ocean"]}, "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": 20.0}, "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": 248.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "248.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 244.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 251.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 19.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 23.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-02-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-115.53, 22.03], [-115.18, 22.18], [-115.03, 22.53], [-114.5, 22.75], [-113.97, 22.53], [-113.82, 22.18], [-113.5, 22.04], [-113.0, 22.25], [-112.75, 22.15], [-112.5, 22.25], [-112.25, 22.15], [-112.0, 22.25], [-111.75, 22.15], [-111.68, 22.18], [-111.65, 22.25], [-111.75, 22.5], [-111.53, 23.03], [-111.18, 23.18], [-111.15, 23.25], [-111.25, 23.5], [-111.03, 24.03], [-110.5, 24.25], [-110.25, 24.15], [-110.0, 24.25], [-109.75, 24.15], [-109.5, 24.25], [-108.97, 24.03], [-108.75, 23.5], [-108.97, 22.97], [-109.37, 22.8], [-109.25, 22.5], [-109.35, 22.25], [-109.25, 22.0], [-109.47, 21.47], [-109.82, 21.32], [-109.85, 21.25], [-109.75, 21.0], [-109.85, 20.75], [-109.75, 20.5], [-109.85, 20.25], [-109.75, 20.0], [-109.97, 19.47], [-110.32, 19.32], [-110.47, 18.97], [-111.0, 18.75], [-111.25, 18.85], [-111.5, 18.75], [-112.03, 18.97], [-112.18, 19.32], [-112.25, 19.35], [-112.5, 19.25], [-113.03, 19.47], [-113.2, 19.88], [-113.32, 19.82], [-113.47, 19.47], [-114.0, 19.25], [-114.53, 19.47], [-114.68, 19.82], [-115.03, 19.97], [-115.18, 20.32], [-115.53, 20.47], [-115.75, 21.0], [-115.65, 21.25], [-115.75, 21.5], [-115.53, 22.03]]]]}, "2013-02-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-115.53, 22.03], [-115.18, 22.18], [-115.03, 22.53], [-114.5, 22.75], [-113.97, 22.53], [-113.82, 22.18], [-113.5, 22.04], [-113.0, 22.25], [-112.75, 22.15], [-112.5, 22.25], [-112.25, 22.15], [-112.0, 22.25], [-111.75, 22.15], [-111.68, 22.18], [-111.65, 22.25], [-111.75, 22.5], [-111.53, 23.03], [-111.18, 23.18], [-111.15, 23.25], [-111.25, 23.5], [-111.03, 24.03], [-110.5, 24.25], [-110.25, 24.15], [-110.0, 24.25], [-109.75, 24.15], [-109.5, 24.25], [-108.97, 24.03], [-108.75, 23.5], [-108.96, 23.0], [-108.82, 22.68], [-108.47, 22.53], [-108.25, 22.0], [-108.35, 21.75], [-108.25, 21.5], [-108.47, 20.97], [-108.82, 20.82], [-108.97, 20.47], [-109.32, 20.32], [-109.35, 20.25], [-109.25, 20.0], [-109.47, 19.47], [-110.0, 19.25], [-110.25, 19.35], [-110.32, 19.32], [-110.47, 18.97], [-111.0, 18.75], [-111.25, 18.85], [-111.5, 18.75], [-112.03, 18.97], [-112.18, 19.32], [-112.25, 19.35], [-112.5, 19.25], [-113.03, 19.47], [-113.2, 19.88], [-113.32, 19.82], [-113.47, 19.47], [-114.0, 19.25], [-114.53, 19.47], [-114.68, 19.82], [-115.03, 19.97], [-115.18, 20.32], [-115.53, 20.47], [-115.75, 21.0], [-115.65, 21.25], [-115.75, 21.5], [-115.53, 22.03]]]]}, "2013-02-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-115.53, 22.03], [-115.18, 22.18], [-115.03, 22.53], [-114.5, 22.75], [-113.97, 22.53], [-113.82, 22.18], [-113.5, 22.04], [-113.0, 22.25], [-112.75, 22.15], [-112.5, 22.25], [-112.25, 22.15], [-112.0, 22.25], [-111.75, 22.15], [-111.68, 22.18], [-111.65, 22.25], [-111.75, 22.5], [-111.53, 23.03], [-111.18, 23.18], [-111.15, 23.25], [-111.25, 23.5], [-111.03, 24.03], [-110.5, 24.25], [-110.25, 24.15], [-110.0, 24.25], [-109.75, 24.15], [-109.5, 24.25], [-108.97, 24.03], [-108.75, 23.5], [-108.96, 23.0], [-108.82, 22.68], [-108.47, 22.53], [-108.25, 22.0], [-108.35, 21.75], [-108.25, 21.5], [-108.47, 20.97], [-108.82, 20.82], [-108.97, 20.47], [-109.32, 20.32], [-109.35, 20.25], [-109.25, 20.0], [-109.47, 19.47], [-110.0, 19.25], [-110.25, 19.35], [-110.32, 19.32], [-110.47, 18.97], [-111.0, 18.75], [-111.25, 18.85], [-111.5, 18.75], [-112.03, 18.97], [-112.18, 19.32], [-112.25, 19.35], [-112.5, 19.25], [-113.03, 19.47], [-113.2, 19.88], [-113.32, 19.82], [-113.47, 19.47], [-114.0, 19.25], [-114.53, 19.47], [-114.68, 19.82], [-115.03, 19.97], [-115.18, 20.32], [-115.53, 20.47], [-115.75, 21.0], [-115.65, 21.25], [-115.75, 21.5], [-115.53, 22.03]]]]}, "2013-02-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-115.03, 21.03], [-114.5, 21.25], [-113.97, 21.03], [-113.82, 20.68], [-113.47, 20.53], [-113.25, 20.0], [-113.47, 19.47], [-114.0, 19.25], [-114.53, 19.47], [-114.68, 19.82], [-115.03, 19.97], [-115.25, 20.5], [-115.03, 21.03]]], [[[-113.15, 20.75], [-113.25, 21.0], [-113.03, 21.53], [-112.5, 21.75], [-112.25, 21.65], [-112.0, 21.75], [-111.75, 21.65], [-111.68, 21.68], [-111.53, 22.03], [-111.0, 22.25], [-110.75, 22.15], [-110.68, 22.18], [-110.65, 22.25], [-110.75, 22.5], [-110.54, 23.0], [-110.75, 23.5], [-110.53, 24.03], [-110.0, 24.25], [-109.47, 24.03], [-109.25, 23.5], [-109.37, 23.2], [-108.97, 23.03], [-108.82, 22.68], [-108.47, 22.53], [-108.25, 22.0], [-108.35, 21.75], [-108.25, 21.5], [-108.47, 20.97], [-108.82, 20.82], [-108.97, 20.47], [-109.32, 20.32], [-109.35, 20.25], [-109.25, 20.0], [-109.47, 19.47], [-110.0, 19.25], [-110.25, 19.35], [-110.32, 19.32], [-110.47, 18.97], [-111.0, 18.75], [-111.25, 18.85], [-111.5, 18.75], [-112.03, 18.97], [-112.18, 19.32], [-112.25, 19.35], [-112.5, 19.25], [-113.03, 19.47], [-113.25, 20.0], [-113.15, 20.25], [-113.25, 20.5], [-113.15, 20.75]]]]}, "2013-02-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-112.75, 20.0], [-112.53, 20.53], [-112.0, 20.75], [-111.75, 20.65], [-111.5, 20.75], [-111.25, 20.65], [-111.0, 20.75], [-110.75, 20.65], [-110.5, 20.75], [-109.97, 20.53], [-109.75, 20.0], [-109.97, 19.47], [-110.32, 19.32], [-110.47, 18.97], [-111.0, 18.75], [-111.25, 18.85], [-111.5, 18.75], [-112.03, 18.97], [-112.18, 19.32], [-112.53, 19.47], [-112.75, 20.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.778461629575361}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.8462843530627588}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [22.273900288149946, 22.60820290225348, 22.618175977246437, 23.046711116640154, 23.546134178942907]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [23.248739657692283, 23.53873374305283, 23.607319325900562, 23.778212296286767, 23.86775645097424]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.7794317688376988, 1.9221348677160413, 1.8630995945862725, 1.8096401136207287, 1.7015911313096221]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.912811784449275, 3.778461629575361, 3.660436857223317, 2.8438001111699123, 1.7914788947961142]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4546576988115028, 1.5475070944695843, 1.4994546534471793, 1.459769100161224, 1.4095197936203718]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7057833140267051, 1.8917116038264592, 1.9203482466900315, 1.6055681233166739, 1.4955665553585433]}}