Alert archive / Colorado / Areal Flood Warnings in 2008

Areal Flood Warning 13, NWS Goodland, KS

August 7, 2008Yuma County, Colorado

NWS Goodland, KS issued this areal flood warning at Aug 7, 2008, 3:25 PM MDT for Yuma County, Colorado. It was in force for 10 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: Aug 7, 2008, 3:25 PM MDT (21:25 UTC)
Expired: Aug 8, 2008, 1:30 AM MDT
In force: 10 hr
Issued by: NWS Goodland, KS
Area: Storm-based polygon
Flood severity: None

County Yuma County, CO

The radar

The Goodland radar (KGLD), 94 km from the middle of the area, began a volume at 21:26 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 nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 9.4 hours before the alert went out and 70 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 841 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: -6 m²/s²
0-3 km storm-relative helicity: -12 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

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 Goodland, KS wrote its last area forecast discussion before this areal flood warning went out at Aug 7, 2:00 PM MDT, 1 hour 25 minutes earlier.

Area forecast discussion, Aug 7, 2:00 PM MDT, 1 hour 25 minutes before

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Hazardous weather outlook, Aug 7, 10:31 AM MDT, 4 hours 54 minutes before

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In the hours before

Local storm report, Aug 7, 1:47 PM MDT, 1 hour 38 minutes before

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<head>
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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.
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      <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 Goodland, KS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 6, 6:21 PM MDT	Severe Thunderstorm Warning	GLD	Logan	39 min
Aug 6, 6:59 PM MDT	Severe Thunderstorm Warning	GLD	Logan	15 min
Aug 7, 12:55 AM MDT	Severe Thunderstorm Warning	GLD	Sherman	47 min
Aug 7, 1:21 AM MDT	Areal Flood Warning	GLD	Cheyenne, Decatur, Graham, Norton, Rawlins, Sheridan and 3 more	12 hr
Aug 6, 6:40 PM MDT	Severe Thunderstorm Warning	GLD	Kit Carson	29 min
Aug 7, 12:59 AM MDT	Flash Flood Warning	GLD	Yuma	3 hr
Aug 7, 5:03 AM MDT	Areal Flood Warning	GLD	Yuma	12 hr

Nearby

Areal Flood Warnings in Colorado, 2008 Every areal flood warning in 2008

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.