Alert archive / Iowa / Heat Advisories in 2018

Heat Advisory 2, NWS Des Moines, IA

May 27, 2018Dallas County, Polk County, Warren County, Iowa

NWS Des Moines, IA issued this heat advisory at May 27, 2018, 8:01 PM CDT for Dallas County, Polk County, Warren County, Iowa. It took effect at May 28, 2018, 1:00 PM CDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
May 27, 2018, 8:01 PM CDT (01:01 UTC)
In effect from
May 28, 2018, 1:00 PM CDT
Expired
May 28, 2018, 8:00 PM CDT
In force
7 hr
Issued by
NWS Des Moines, IA

Counties Dallas County, IA, Polk County, IA, Warren County, IA

The radar

The Des Moines radar (KDMX), 18 km from the middle of the area, began a volume at 01:01 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 heat advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Des Moines, IA wrote its last area forecast discussion before this heat advisory went out at May 27, 6:15 PM CDT, 1 hour 46 minutes earlier.

Area forecast discussion, May 27, 6:15 PM CDT, 1 hour 46 minutes before
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Hazardous weather outlook, May 27, 4:02 AM CDT, 15 hours 59 minutes before
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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.
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In the hours before

Special weather statement, May 27, 5:08 PM CDT, 2 hours 53 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>
Special weather statement, May 27, 7:30 PM CDT, 31 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 Des Moines, IA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 27, 7:30 PM CDTSpecial Weather StatementDMXCalhoun45 min
May 28, 2:50 PM CDTSevere Thunderstorm WarningDMXJasper, Polk, Story40 min
May 28, 3:20 PM CDTSevere Thunderstorm WarningDMXJasper25 min
May 28, 3:32 PM CDTSevere Thunderstorm WarningDMXMarshall28 min
May 28, 3:42 PM CDTSevere Thunderstorm WarningDMXHamilton, Webster, Wright48 min
May 28, 4:35 PM CDTSevere Thunderstorm WarningDMXWright40 min
May 28, 4:48 PM CDTSevere Thunderstorm WarningDMXPolk, Warren27 min
May 28, 5:03 PM CDTSevere Thunderstorm WarningDMXCerro Gordo, Franklin, Hancock, Wright57 min
May 28, 5:41 PM CDTSevere Thunderstorm WarningDMXCerro Gordo, Hancock, Winnebago, Worth64 min

Nearby

Heat Advisories in Iowa, 2018Every heat advisory in 2018

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.