Alert archive / Missouri / Areal Flood Warnings in 2022

Areal Flood Warning 7, NWS St. Louis, MO

July 28, 2022Saint Louis County, City of Saint Louis, Missouri; Madison County, Saint Clair County, Illinois

NWS St. Louis, MO issued this areal flood warning at Jul 28, 2022, 5:44 PM CDT for Saint Louis County, City of Saint Louis, Missouri; Madison County, Saint Clair County, Illinois. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 28, 2022, 5:44 PM CDT (22:44 UTC)
Expired
Jul 28, 2022, 9:43 PM CDT
In force
4 hr
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Flood severity
None

Counties Madison County, IL, Saint Clair County, IL, City of Saint Louis, MO, Saint Louis County, MO

The radar

The St Louis radar (KLSX), 49 km from the middle of the area, began a volume at 22:46 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.

What forecasters said that day

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

NWS St. Louis, MO wrote its last area forecast discussion before this areal flood warning went out at Jul 27, 6:42 PM CDT, 23 hours 2 minutes earlier.

Area forecast discussion, Jul 27, 6:42 PM CDT, 23 hours 2 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 St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 28, 2:03 PM CDTAreal Flood AdvisoryLSXFranklin, Saint Charles, Saint Louis, City of Saint Louis3 hr
Jul 28, 2:14 PM CDTAreal Flood AdvisoryLSXJefferson, Saint Francois, Washington3 hr
Jul 28, 2:52 PM CDTFlash Flood WarningLSXSaint Louis, City of Saint Louis3 hr
Jul 28, 3:21 PM CDTFlash Flood WarningLSXJefferson, Saint Louis4 hr
Jul 28, 4:18 PM CDTAreal Flood AdvisoryLSXClinton, Madison, Marion, Saint Clair, Washington12 min
Jul 28, 4:30 PM CDTFlash Flood WarningLSXClinton, Madison, Marion, Saint Clair, Washington3 hr

Nearby

Areal Flood Warnings in Missouri, 2022Areal Flood Warnings in Illinois, 2022Every areal flood warning in 2022

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.