{
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      "alert_type": "severe_weather",
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      "forecast_hour": "urn:oid:2.49.0.1.840.0.428e1f830d850920c6174460682d16a0322c6466.002.1"
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      "alert_type": "precipitation",
      "sent_at": "2026-03-09T20:01:04.687100",
      "forecast_hour": "2026-03-10-00"
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  "last_updated": "2026-03-10T04:01:04.899698",
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      "extreme_value": 80.0,
      "threshold": 60,
      "start_time": "2026-03-10-07",
      "end_time": "2026-03-10-08",
      "hour_count": 2,
      "captured_at": "2026-03-10T04:01:04.899685"
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  "last_ai_summary_sent": null
}