Alert archive / Michigan / River Flood Advisories in 2017

River Flood Advisory 101, NWS Grand Rapids, MI

April 15, 2017Ottawa County, Michigan

NWS Grand Rapids, MI issued this river flood advisory at Apr 15, 2017, 10:54 PM EDT for Ottawa County, Michigan. It was in force for 27 hr.

The area

The counties it named.

The facts

Issued: Apr 15, 2017, 10:54 PM EDT (02:54 UTC)
Expired: Apr 17, 2017, 2:00 AM EDT
In force: 27 hr
Issued by: NWS Grand Rapids, MI
Area: Storm-based polygon

County Ottawa County, MI

The radar

The Grand Rapids radar (KGRR), 53 km from the middle of the area, began a volume at 02:57 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 Robinson Township (RBNM4).

Action stage: 13 ft
Minor stage: 13.3 ft
Moderate stage: 15 ft
Major stage: 18 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record, 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 15, 3:10 PM EDT, 7 hours 44 minutes earlier.

Area forecast discussion, Apr 15, 3:10 PM EDT, 7 hours 44 minutes before

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Hazardous weather outlook, Apr 15, 2:48 PM EDT, 8 hours 6 minutes before

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In the hours before

Local storm report, Apr 15, 6:04 PM EDT, 4 hours 50 minutes before

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<html lang="en">
<head>
  <meta charset="utf-8">
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  <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.
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The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 15, 10:54 PM EDT	River Flood Advisory	GRR	Clinton	13 days
Apr 16, 10:06 AM EDT	River Flood Advisory	GRR	Osceola	7 days

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.