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  "date_utc": "2026-09-09",
  "generated_at_utc": "2026-09-09T13:18:08Z",
  "curator": "Midwest Stratospheric Data Systems",
  "summary": {
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    "date_utc": "2026-09-09",
    "generated_at_utc": "2026-09-09T13:18:08Z",
    "curator": "Midwest Stratospheric Data Systems",
    "repository": "https://github.com/Midwest-Stratospheric/Unified-Open-Global-Weather",
    "data_hub": "https://www.midwestsds.com/portal.html",
    "purpose": "Daily multi-layer atmospheric research package.",
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      "layers": [
        "ground",
        "marine",
        "upper_air",
        "stratospheric",
        "satellite",
        "flight"
      ]
    },
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      "igra_y2d_files": 0,
      "ndbc_stations": 1938,
      "ghcn_stations": 132501,
      "ghcn_countries": 219,
      "foreign_open_sources": 18,
      "global_city_samples": 34,
      "global_city_ok": 31
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    "observations_today": {
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      "ndbc_realtime_stations": 7,
      "casey_hourly_count": 24,
      "research_daily_climate_cities": 10
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        "min": 10.0,
        "max": 39.9
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      "global_city_humidity_pct": {
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      "ndbc_water_temp_c": {
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      "ndbc_air_temp_c": {
        "mean": 20.66,
        "n": 5
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    },
    "files": {
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      "entry_files": [
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        "data/entries/2026-09-09/heat-humidity.json",
        "data/entries/2026-09-09/hub-endpoints.json",
        "data/entries/2026-09-09/hub-visual-snapshots.json",
        "data/entries/2026-09-09/igra-index.json",
        "data/entries/2026-09-09/illinois-radiosonde-count.json",
        "data/entries/2026-09-09/marine-snapshot.json",
        "data/entries/2026-09-09/ndbc-realtime.json",
        "data/entries/2026-09-09/ozone-health.json",
        "data/entries/2026-09-09/pre-tornado-clark.json",
        "data/entries/2026-09-09/pressure-wind.json",
        "data/entries/2026-09-09/science-analytics.json",
        "data/entries/2026-09-09/space-gfs-snapshot.json",
        "data/entries/2026-09-09/summary.json",
        "data/entries/2026-09-09/visuals-manifest.json"
      ]
    },
    "science_notes": [
      "Surface city samples use Open-Meteo (CC BY 4.0).",
      "Marine realtime from NOAA NDBC public feeds.",
      "Casey hourly is MSDS-curated Open-Meteo extract.",
      "IGRA/GHCN/NDBC counts are discovery indexes."
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          "CA",
          "CN",
          "DE",
          "EG",
          "ES",
          "FR",
          "GB",
          "ID",
          "IN",
          "IS",
          "IT",
          "JP",
          "KE",
          "KR",
          "MX",
          "NG",
          "NO",
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          "RU",
          "SE",
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          "TR",
          "US",
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      },
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        "date": "2026-09-08",
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        "data_entry": "data/entries/2026-09-08/casey-hourly.json",
        "generated_at_utc": "2026-09-09T11:27:26Z"
      },
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        "ghcn_station_count": 132501,
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      }
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      "id": "tokyo_jp",
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    },
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      "ok": false,
      "error": "<urlopen error _ssl.c:983: The handshake operation timed out>",
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    },
    {
      "id": "madrid_es",
      "name": "Madrid, ES",
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      "lat": 40.4168,
      "lon": -3.7038,
      "ok": true,
      "observation": {
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    },
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    "open_meteo": "CC BY 4.0 \u2014 https://open-meteo.com/",
    "ndbc": "NOAA NDBC",
    "igra": "NOAA NCEI IGRA",
    "ghcn": "NOAA NCEI GHCNd",
    "msds": "Midwest Stratospheric Data Systems"
  }
}