Alert archive / Ohio / River Flood Warnings in 2026

River Flood Warning 46, NWS Wilmington, OH

August 13, 2026Hamilton County, Ohio

NWS Wilmington, OH issued this river flood warning at Aug 13, 2026, 3:02 AM EDT for Hamilton County, Ohio. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued: Aug 13, 2026, 3:02 AM EDT (07:02 UTC)
Expired: Aug 13, 2026, 11:00 AM EDT
In force: 8 hr
Issued by: NWS Wilmington, OH
Area: Storm-based polygon
Flood severity: Minor

County Hamilton County, OH

The radar

The Cincinnati radar (KILN), 67 km from the middle of the area, began a volume at 07:04 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The river

Written for the forecast point Great Miami River at Miamitown (MIAO1). The gauge peaked at 16.36 ft at Aug 13, 2026, 4:00 AM EDT.

Action stage: 14 ft
Minor stage: 16 ft
Moderate stage: 24 ft
Major stage: 30 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 03274615, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Wilmington, OH wrote its last area forecast discussion before this river flood warning went out at Aug 12, 7:35 PM EDT, 7 hours 27 minutes earlier.

Area forecast discussion, Aug 12, 7:35 PM EDT, 7 hours 27 minutes before

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Hazardous weather outlook, Aug 12, 8:54 PM EDT, 6 hours 8 minutes before

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<head>
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  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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In the hours before

Local storm report, Aug 12, 9:42 PM EDT, 5 hours 20 minutes before

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<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

Everything else NWS Wilmington, OH issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 12, 9:24 PM EDT	Areal Flood Warning	ILN	Darke, Preble	16 hr
Aug 13, 6:04 PM EDT	Special Weather Statement	ILN	Carroll, Gallatin, Owen	41 min
Aug 13, 6:54 PM EDT	Areal Flood Advisory	ILN	Carroll, Gallatin, Owen	3 hr
Aug 13, 7:07 PM EDT	Special Weather Statement	ILN	Gallatin, Grant, Owen, Pendleton	38 min
Aug 13, 7:11 PM EDT	Areal Flood Advisory	ILN	Grant, Owen, Pendleton	7 min
Aug 13, 7:18 PM EDT	Flash Flood Warning	ILN	Grant, Owen, Pendleton	3 hr
Aug 13, 7:21 PM EDT	Special Weather Statement	ILN	Bracken, Mason, Robertson	39 min
Aug 13, 1:03 PM EDT	Areal Flood Warning	ILN	Fayette, Franklin, Union	22 hr
Aug 13, 1:05 PM EDT	Areal Flood Warning	ILN	Fayette, Wayne	22 hr
Aug 13, 1:07 PM EDT	Areal Flood Warning	ILN	Ripley	6 hr

Nearby

River Flood Warnings in Ohio, 2026 Every river flood warning in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.