Alert archive / Michigan / River Flood Advisories in 2017

River Flood Advisory 87, NWS Grand Rapids, MI

April 9, 2017Kent County, Michigan

NWS Grand Rapids, MI issued this river flood advisory at Apr 9, 2017, 10:34 PM EDT for Kent County, Michigan. It was in force for 36 hr.

The area

The counties it named.

The facts

Issued: Apr 9, 2017, 10:34 PM EDT (02:34 UTC)
Expired: Apr 11, 2017, 10:29 AM EDT
In force: 36 hr
Issued by: NWS Grand Rapids, MI
Area: Storm-based polygon

County Kent County, MI

The radar

The Grand Rapids radar (KGRR), 15 km from the middle of the area, began a volume at 02:37 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 Grand River at Ada (ADAM4).

Action stage: 17 ft
Minor stage: 20 ft
Moderate stage: 22 ft
Major stage: 25 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 04118105, 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 advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Grand Rapids, MI wrote its last area forecast discussion before this river flood advisory went out at Apr 9, 10:32 PM EDT, 2 minutes earlier.

Area forecast discussion, Apr 9, 10:32 PM EDT, 2 minutes before

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Hazardous weather outlook, Apr 9, 5:13 AM EDT, 17 hours 21 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>

The office that day

Everything else NWS Grand Rapids, MI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 9, 10:34 PM EDT	River Flood Advisory	GRR	Clinton, Eaton	36 hr
Apr 9, 10:34 PM EDT	River Flood Advisory	GRR	Clinton	36 hr
Apr 10, 6:47 AM EDT	Special Marine Warning	GRR		58 min
Apr 10, 7:10 AM EDT	Special Weather Statement	GRR	Clare, Gratiot, Isabella, Lake, Mason, Mecosta and 5 more	50 min
Apr 10, 7:18 AM EDT	Severe Thunderstorm Warning	GRR	Lake, Mason, Newaygo, Oceana	57 min
Apr 10, 8:22 AM EDT	Special Weather Statement	GRR	Clare, Isabella, Lake, Mecosta, Osceola	23 min
Apr 10, 12:20 PM EDT	River Flood Advisory	GRR	Ingham	37 hr
Apr 10, 12:20 PM EDT	River Flood Advisory	GRR	Ingham	5 days
Apr 10, 3:46 PM EDT	Special Weather Statement	GRR	Van Buren	29 min
Apr 10, 7:47 PM EDT	Special Weather Statement	GRR	Allegan	28 min

Nearby

River Flood Advisories in Michigan, 2017 Every river flood advisory in 2017

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.