{ "id": "ev-10241", "slug": "heat-wave-jp-2026-02-09", "title": "Heat wave in Japan and 3 other countries, 9 to 18 February 2026", "type": "heat_wave", "status": "closed", "start": "2026-02-09", "end": "2026-02-18", "peakDay": "2026-02-15", "countries": [ "JP", "CN", "KR", "KP" ], "footprint": { "type": "Polygon", "coordinates": [ [ [ 111.05, 35.05 ], [ 117.37, 32.95 ], [ 134.18, 33.25 ], [ 135.75, 33.45 ], [ 139.52, 34.12 ], [ 145.58, 43.33 ], [ 141.68, 45.42 ], [ 128.73, 45.97 ], [ 119.4, 43.98 ], [ 111.05, 35.05 ] ] ] }, "counts": { "byType": { "tmax_high": 40, "tmin_high": 93 } }, "dailyCounts": [ { "date": "2026-02-09", "n": 4 }, { "date": "2026-02-10", "n": 6 }, { "date": "2026-02-11", "n": 3 }, { "date": "2026-02-12", "n": 5 }, { "date": "2026-02-13", "n": 14 }, { "date": "2026-02-14", "n": 25 }, { "date": "2026-02-15", "n": 68 }, { "date": "2026-02-17", "n": 5 }, { "date": "2026-02-18", "n": 3 } ], "top": [ { "id": "JA000047595-2026-02-15-tmin_high-daily", "stationId": 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2 }, { "margin": 0.5, "yearsStood": 2 }, { "margin": 0.4, "yearsStood": 2 }, { "margin": 0.3, "yearsStood": 6 } ], "similar": [ { "id": "ev-7889", "slug": "heat-wave-us-2024-01-16", "title": "Heat wave in United States and Mexico, 16 January to 14 February 2024", "type": "heat_wave", "status": "closed", "start": "2024-01-16", "end": "2024-02-14", "peakDay": "2024-01-28", "countries": [ "US", "MX" ], "recordCount": 9869, "stationCount": 2993, "maxSignificance": 53 }, { "id": "ev-10230", "slug": "heat-wave-us-2026-01-28", "title": "Heat wave in United States, 28 January to 24 February 2026", "type": "heat_wave", "status": "closed", "start": "2026-01-28", "end": "2026-02-24", "peakDay": "2026-02-05", "countries": [ "US" ], "recordCount": 6528, "stationCount": 2723, "maxSignificance": 55 }, { "id": "ev-2897", "slug": "heat-wave-us-2020-05-24", "title": "Heat wave in United States and Mexico, 24 May to 19 June 2020", "type": "heat_wave", "status": "closed", "start": "2020-05-24", "end": "2020-06-19", "peakDay": "2020-05-30", "countries": [ "US", "MX" ], "recordCount": 5047, "stationCount": 2215, "maxSignificance": 77 }, { "id": "ev-4153", "slug": "heat-wave-us-2021-03-26", "title": "Heat wave in United States and Mexico, 26 March to 17 April 2021", "type": "heat_wave", "status": "closed", "start": "2021-03-26", "end": "2021-04-17", "peakDay": "2021-04-04", "countries": [ "US", "MX" ], "recordCount": 3669, "stationCount": 1733, "maxSignificance": 59 }, { "id": "ev-4365", "slug": "heat-wave-de-2021-12-18", "title": "Heat wave in Germany and 49 other countries, 18 December 2021 to 15 January 2022", "type": "heat_wave", "status": "closed", "start": "2021-12-18", "end": "2022-01-15", "peakDay": "2021-12-31", "countries": [ "DE", "ES", "GB", "FR", "NL", "RO", "UA", "IT", "SI", "RU", "HR", "PL", "TR", "MA", "CH", "DZ", "SE", "SA", "AT", "CZ", "HU", "NO", "IE", "BG", "BY", "ME", "PT", "AZ", "KZ", "RS", "SK", "LY", "SY", "BE", "TN", "DK", "GE", "GI", "IR", "KW", "AM", "BH", 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