Alert archive / Iowa / River Flood Watches in 2019

River Flood Watch 13, NWS Quad Cities, IA

February 25, 2019Louisa County, Iowa

NWS Quad Cities, IA issued this river flood watch at Feb 25, 2019, 10:50 AM CST for Louisa County, Iowa. It took effect at Feb 26, 2019, 12:00 PM CST. It was in force for .

The area

The counties it named.

The facts

Issued: Feb 25, 2019, 10:50 AM CST (16:50 UTC)
In effect from: Feb 26, 2019, 12:00 PM CST
Expired: Feb 26, 2019, 9:58 AM CST
In force
Issued by: NWS Quad Cities, IA
Area: Storm-based polygon
Flood severity: None

County Louisa County, IA

The radar

The Quad Cities radar (KDVN), 72 km from the middle of the area, began a volume at 16:49 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 Iowa River at Wapello (WAPI4). The gauge peaked at 20.53 ft at Feb 26, 2019, 4:00 AM CST.

Action stage: 18.5 ft
Minor stage: 21 ft
Moderate stage: 25 ft
Major stage: 27.5 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05465500, 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 watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Quad Cities, IA wrote its last area forecast discussion before this river flood watch went out at Feb 24, 2:14 PM CST, 20 hours 36 minutes earlier.

Area forecast discussion, Feb 24, 2:14 PM CST, 20 hours 36 minutes before

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      <div class="status" id="status">Temporary Notice</div>
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Hazardous weather outlook, Feb 24, 2:36 PM CST, 20 hours 14 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 Quad Cities, IA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 24, 7:48 PM CST	River Flood Warning	DVN	Louisa	60 hr
Feb 24, 9:18 PM CST	Wind Chill Advisory	DVN	Buchanan, Delaware, Dubuque	12 hr
Feb 24, 8:10 PM CST	River Flood Warning	DVN	Whiteside	34 hr
Feb 25, 11:45 AM CST	River Flood Warning	DVN	Stephenson	30 hr

Nearby

River Flood Watches in Iowa, 2019 Every river flood watch in 2019

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.