{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:07:17.674821", "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": "2017-Feb-06_to_2017-Feb-13_272.0_19.0"}, "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": 2017020001338}, "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 06 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 13 2017"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 8}, "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": 107706.93276151926}, "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": ["Belize", "Mexico"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.Central-America"]}, "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": ["Gulf of Mexico"]}, "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": 19.0}, "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": 272.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "272.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 269.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 273.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 17.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 22.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-02-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-90.03, 18.47], [-90.25, 19.0], [-90.03, 19.53], [-89.5, 19.75], [-89.25, 19.65], [-89.12, 19.7], [-89.25, 20.0], [-89.15, 20.25], [-89.25, 20.5], [-89.03, 21.03], [-88.5, 21.25], [-88.25, 21.15], [-88.0, 21.25], [-87.47, 21.03], [-87.25, 20.5], [-87.47, 19.97], [-87.82, 19.82], [-87.87, 19.7], [-87.47, 19.53], [-87.25, 19.0], [-87.47, 18.47], [-88.0, 18.25], [-88.5, 18.46], [-89.0, 18.25], [-89.25, 18.35], [-89.5, 18.25], [-90.03, 18.47]]]]}, "2017-02-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-91.03, 18.97], [-91.25, 19.5], [-91.03, 20.03], [-90.5, 20.25], [-89.97, 20.03], [-89.8, 19.62], [-89.5, 19.75], [-89.25, 19.65], [-89.12, 19.7], [-89.25, 20.0], [-89.15, 20.25], [-89.18, 20.32], [-89.53, 20.47], [-89.75, 21.0], [-89.53, 21.53], [-89.0, 21.75], [-88.75, 21.65], [-88.68, 21.68], [-88.53, 22.03], [-88.18, 22.18], [-88.03, 22.53], [-87.5, 22.75], [-86.97, 22.53], [-86.82, 22.18], [-86.47, 22.03], [-86.25, 21.5], [-86.47, 20.97], [-87.0, 20.75], [-87.25, 20.85], [-87.32, 20.82], [-87.35, 20.75], [-87.25, 20.5], [-87.35, 20.25], [-87.25, 20.0], [-87.46, 19.5], [-87.25, 19.0], [-87.47, 18.47], [-88.0, 18.25], [-88.5, 18.46], [-89.0, 18.25], [-89.25, 18.35], [-89.5, 18.25], [-90.03, 18.47], [-90.2, 18.88], [-90.5, 18.75], [-91.03, 18.97]]]]}, "2017-02-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-91.15, 18.75], [-91.25, 19.0], [-91.15, 19.25], [-91.25, 19.5], [-91.03, 20.03], [-90.5, 20.25], [-90.25, 20.15], [-90.18, 20.18], [-90.03, 20.53], [-89.68, 20.68], [-89.65, 20.75], [-89.75, 21.0], [-89.53, 21.53], [-89.0, 21.75], [-88.75, 21.65], [-88.68, 21.68], [-88.53, 22.03], [-88.18, 22.18], [-88.03, 22.53], [-87.5, 22.75], [-86.97, 22.53], [-86.82, 22.18], [-86.47, 22.03], [-86.25, 21.5], [-86.47, 20.97], [-86.82, 20.82], [-86.96, 20.5], [-86.75, 20.0], [-86.97, 19.47], [-87.37, 19.3], [-87.25, 19.0], [-87.47, 18.47], [-87.82, 18.32], [-87.97, 17.97], [-88.32, 17.82], [-88.47, 17.47], [-89.0, 17.25], [-89.25, 17.35], [-89.5, 17.25], [-89.75, 17.35], [-90.0, 17.25], [-90.25, 17.35], [-90.5, 17.25], [-91.03, 17.47], [-91.25, 18.0], [-91.15, 18.25], [-91.25, 18.5], [-91.15, 18.75]]]]}, "2017-02-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-91.15, 18.75], [-91.25, 19.0], [-91.15, 19.25], [-91.25, 19.5], [-91.03, 20.03], [-90.5, 20.25], [-90.25, 20.15], [-90.18, 20.18], [-90.03, 20.53], [-89.68, 20.68], [-89.65, 20.75], [-89.75, 21.0], [-89.53, 21.53], [-89.0, 21.75], [-88.75, 21.65], [-88.68, 21.68], [-88.53, 22.03], [-88.18, 22.18], [-88.03, 22.53], [-87.5, 22.75], [-86.97, 22.53], [-86.82, 22.18], [-86.47, 22.03], [-86.25, 21.5], [-86.47, 20.97], [-86.82, 20.82], [-86.96, 20.5], [-86.75, 20.0], [-86.97, 19.47], [-87.37, 19.3], [-87.25, 19.0], [-87.47, 18.47], [-87.82, 18.32], [-87.85, 18.25], [-87.75, 18.0], [-87.97, 17.47], [-88.5, 17.25], [-88.75, 17.35], [-89.0, 17.25], [-89.25, 17.35], [-89.5, 17.25], [-89.75, 17.35], [-90.0, 17.25], [-90.25, 17.35], [-90.5, 17.25], [-91.03, 17.47], [-91.25, 18.0], [-91.15, 18.25], [-91.25, 18.5], [-91.15, 18.75]]]]}, "2017-02-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-91.15, 18.75], [-91.25, 19.0], [-91.15, 19.25], [-91.25, 19.5], [-91.03, 20.03], [-90.5, 20.25], [-90.25, 20.15], [-90.18, 20.18], [-90.03, 20.53], [-89.68, 20.68], [-89.53, 21.03], [-89.18, 21.18], [-89.03, 21.53], [-88.68, 21.68], [-88.53, 22.03], [-88.0, 22.25], [-87.75, 22.15], [-87.5, 22.25], [-87.25, 22.15], [-87.0, 22.25], [-86.47, 22.03], [-86.25, 21.5], [-86.47, 20.97], [-86.82, 20.82], [-86.96, 20.5], [-86.75, 20.0], [-86.97, 19.47], [-87.37, 19.3], [-87.25, 19.0], [-87.47, 18.47], [-87.82, 18.32], [-87.85, 18.25], [-87.75, 18.0], [-87.97, 17.47], [-88.5, 17.25], [-88.75, 17.35], [-89.0, 17.25], [-89.25, 17.35], [-89.5, 17.25], [-89.75, 17.35], [-90.0, 17.25], [-90.25, 17.35], [-90.5, 17.25], [-91.03, 17.47], [-91.25, 18.0], [-91.15, 18.25], [-91.25, 18.5], [-91.15, 18.75]]]]}, "2017-02-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-90.03, 19.53], [-89.68, 19.68], [-89.53, 20.03], [-89.0, 20.25], [-88.75, 20.15], [-88.5, 20.25], [-87.97, 20.03], [-87.82, 19.68], [-87.47, 19.53], [-87.25, 19.0], [-87.47, 18.47], [-87.82, 18.32], [-87.85, 18.25], [-87.75, 18.0], [-87.97, 17.47], [-88.5, 17.25], [-89.03, 17.47], [-89.18, 17.82], [-89.25, 17.85], [-89.5, 17.75], [-90.03, 17.97], [-90.25, 18.5], [-90.15, 18.75], [-90.25, 19.0], [-90.03, 19.53]]]]}, "2017-02-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-89.03, 18.47], [-89.25, 19.0], [-89.03, 19.53], [-88.5, 19.75], [-88.25, 19.65], [-88.0, 19.75], [-87.47, 19.53], [-87.25, 19.0], [-87.47, 18.47], [-88.0, 18.25], [-88.25, 18.35], [-88.5, 18.25], [-89.03, 18.47]]]]}, "2017-02-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-88.0, 19.75], [-87.47, 19.53], [-87.25, 19.0], [-87.47, 18.47], [-88.0, 18.25], [-88.53, 18.47], [-88.75, 19.0], [-88.53, 19.53], [-88.0, 19.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.66118382630782}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.823599904767147}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.34343642126595, 26.156235566069427, 26.76767013720007, 26.837040198328225, 27.0479640262771, 26.646917289025396, 26.754333910427135, 26.89503281705055]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.751865508556534, 27.818489383524366, 28.65219211531513, 28.802010395515936, 28.59775014072494, 27.152569412215087, 26.932195978546588, 26.89503281705055]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.5165679193327244, 2.5138776653594164, 2.8679646209190475, 2.872951805159561, 3.001535288473375, 2.6369987425126453, 2.4501985036985445, 2.273551307466164]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.6218011188048536, 3.02908681113081, 3.597444505521196, 3.66118382630782, 3.4412066668718353, 2.924736413077312, 2.4623201389800897, 2.273551307466164]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2177108998180184, 1.146123045825576, 1.267262293904098, 1.2857275443878837, 1.3499203169688108, 1.2609732719780673, 1.2250780650804862, 1.1714127170806747]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3652791883194733, 1.2188109930207498, 1.4489261850908166, 1.5223608174037622, 1.5991667069764044, 1.3974698539077504, 1.2252741442765727, 1.1714127170806747]}}