Alert archive / Colorado / River Flood Advisories in 2015

River Flood Advisory 8, NWS Denver/Boulder, CO

June 7, 2015Logan County, Morgan County, Washington County, Colorado

NWS Denver/Boulder, CO issued this river flood advisory at Jun 7, 2015, 10:00 AM MDT for Logan County, Morgan County, Washington County, Colorado. It was in force for 30 hr.

The area

The counties it named.

The facts

Issued: Jun 7, 2015, 10:00 AM MDT (16:00 UTC)
Expired: Jun 8, 2015, 3:56 PM MDT
In force: 30 hr
Issued by: NWS Denver/Boulder, CO
Area: Storm-based polygon

Counties Logan County, CO, Morgan County, CO, Washington County, CO

The radar

The Denver radar (KFTG), 116 km from the middle of the area, began a volume at 16:00 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 South Platte River near Balzac (BZNC2).

Action stage: 8 ft
Minor stage: 10 ft
Moderate stage: 11 ft
Major stage: 12.5 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 Denver/Boulder, CO wrote its last area forecast discussion before this river flood advisory went out at Jun 7, 3:35 AM MDT, 6 hours 25 minutes earlier.

Area forecast discussion, Jun 7, 3:35 AM MDT, 6 hours 25 minutes before

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Hazardous weather outlook, Jun 7, 5:19 AM MDT, 4 hours 41 minutes before

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  <meta charset="utf-8">
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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.
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        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 Denver/Boulder, CO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 7, 3:21 PM MDT	Special Weather Statement	BOU	Phillips, Sedgwick	39 min
Jun 7, 4:09 PM MDT	Severe Thunderstorm Warning	BOU	Phillips	36 min
Jun 7, 5:35 PM MDT	Special Weather Statement	BOU	Adams	40 min
Jun 7, 5:55 PM MDT	Areal Flood Advisory	BOU	Adams, Denver	95 min

Nearby

River Flood Advisories in Colorado, 2015 Every river flood advisory in 2015

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.