Alert archive / Kansas / River Flood Warnings in 2025

River Flood Warning 23, NWS Topeka, KS

June 18, 2025Lyon County, Kansas

NWS Topeka, KS issued this river flood warning at Jun 18, 2025, 7:51 AM CDT for Lyon County, Kansas. It took effect at Jun 19, 2025, 6:32 AM CDT. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued: Jun 18, 2025, 7:51 AM CDT (12:51 UTC)
In effect from: Jun 19, 2025, 6:32 AM CDT
Expired: Jun 19, 2025, 8:23 PM CDT
In force: 14 hr
Issued by: NWS Topeka, KS
Area: Storm-based polygon
Flood severity: Minor

County Lyon County, KS

The radar

The Topeka radar (KTWX), 61 km from the middle of the area, began a volume at 12:54 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 Cottonwood River at Emporia (EMPK1). The gauge peaked at 18.67 ft at Jun 20, 2025, 7:00 AM CDT.

Action stage: 15 ft
Minor stage: 20 ft
Moderate stage: 24 ft
Major stage: 32 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 07182260, 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 Topeka, KS wrote its last area forecast discussion before this river flood warning went out at Jun 18, 6:29 AM CDT, 1 hour 22 minutes earlier.

Area forecast discussion, Jun 18, 6:29 AM CDT, 1 hour 22 minutes before

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Hazardous weather outlook, Jun 18, 3:11 AM CDT, 4 hours 40 minutes before

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In the hours before

Local storm report, Jun 18, 5:18 AM CDT, 2 hours 33 minutes before

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Local storm report, Jun 18, 6:12 AM CDT, 1 hour 39 minutes before

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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Jun 18, 6:13 AM CDT, 1 hour 38 minutes before

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<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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Local storm report, Jun 18, 6:34 AM CDT, 1 hour 17 minutes before

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<head>
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</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 Topeka, KS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 18, 3:29 PM CDT	Special Weather Statement	TOP	Wabaunsee	16 min
Jun 18, 4:32 PM CDT	Special Weather Statement	TOP	Lyon	28 min
Jun 18, 5:04 PM CDT	Severe Thunderstorm Warning	TOP	Lyon	26 min

Nearby

River Flood Warnings in Kansas, 2025 Every river flood warning in 2025

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.