{
 "id": "ev-9277",
 "slug": "heat-wave-ru-2025-05-23",
 "title": "Heat wave in Russia and 4 other countries, 23 May to 4 June 2025",
 "type": "heat_wave",
 "status": "closed",
 "start": "2025-05-23",
 "end": "2025-06-04",
 "peakDay": "2025-05-29",
 "countries": [
  "RU",
  "FI",
  "NO",
  "SE",
  "LV"
 ],
 "footprint": {
  "type": "Polygon",
  "coordinates": [
   [
    [
     18.91,
     69.68
    ],
    [
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     57.13
    ],
    [
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    ],
    [
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    [
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    [
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    ],
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 },
 "counts": {
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   "tmin_high": 72
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 "dailyCounts": [
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   "date": "2025-05-25",
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  {
   "date": "2025-05-26",
   "n": 18
  },
  {
   "date": "2025-05-27",
   "n": 21
  },
  {
   "date": "2025-05-28",
   "n": 5
  },
  {
   "date": "2025-05-29",
   "n": 26
  },
  {
   "date": "2025-05-30",
   "n": 21
  },
  {
   "date": "2025-05-31",
   "n": 16
  },
  {
   "date": "2025-06-01",
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  },
  {
   "date": "2025-06-02",
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  },
  {
   "date": "2025-06-03",
   "n": 3
  },
  {
   "date": "2025-06-04",
   "n": 2
  }
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   "stationId": "RSM00023849",
   "stationName": "Surgut",
   "countryIso2": "RU",
   "type": "tmin_high",
   "timescale": "daily",
   "date": "2025-06-04",
   "value": 15.1,
   "unit": "c",
   "prevValue": 14.7,
   "prevDate": "1939-06-04",
   "margin": 0.4,
   "yearsStood": 86,
   "porYears": 135,
   "tie": false,
   "provisional": false,
   "significance": 35,
   "lat": 61.25,
   "lon": 73.5,
   "firstSeen": "2026-10-05T20:29:29Z",
   "revised": "2026-10-05"
  }
 ]
}