Alert archive / Kansas / River Flood Warnings in 2020

River Flood Warning 42, NWS Topeka, KS

July 31, 2020Ottawa County, Saline County, Kansas

NWS Topeka, KS issued this river flood warning at Jul 31, 2020, 9:35 PM CDT for Ottawa County, Saline County, Kansas. It took effect at Jul 31, 2020, 11:52 PM CDT. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued: Jul 31, 2020, 9:35 PM CDT (02:35 UTC)
In effect from: Jul 31, 2020, 11:52 PM CDT
Expired: Aug 1, 2020, 1:27 PM CDT
In force: 14 hr
Issued by: NWS Topeka, KS
Area: Storm-based polygon
Flood severity: Minor

Counties Ottawa County, KS, Saline County, KS

The radar

The Topeka radar (KTWX), 123 km from the middle of the area, began a volume at 02:34 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 Saline River (KS) at Tescott (TSCK1). The gauge peaked at 24.90 ft at Aug 1, 2020, 12:00 AM CDT.

Action stage: 20 ft
Minor stage: 25 ft
Moderate stage: 29 ft
Major stage: 32 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 06869500, 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 Jul 31, 6:23 PM CDT, 3 hours 12 minutes earlier.

Area forecast discussion, Jul 31, 6:23 PM CDT, 3 hours 12 minutes before

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Hazardous weather outlook, Jul 31, 3:50 PM CDT, 5 hours 45 minutes before

<!doctype html>
<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 Topeka, KS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 1, 5:00 PM CDT	Special Weather Statement	TOP	Republic	30 min
Aug 1, 5:25 PM CDT	Special Weather Statement	TOP	Republic, Washington	35 min
Aug 1, 5:46 PM CDT	Special Weather Statement	TOP	Cloud, Washington	44 min
Aug 1, 6:27 PM CDT	Special Weather Statement	TOP	Marshall	33 min
Aug 1, 6:50 PM CDT	Special Weather Statement	TOP	Pottawatomie	25 min
Aug 1, 6:56 PM CDT	Special Weather Statement	TOP	Ottawa	34 min

Nearby

River Flood Warnings in Kansas, 2020 Every river flood warning in 2020

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.