Alert archive / Colorado / Red Flag Warnings in 2008

Red Flag Warning 10, NWS Grand Junction, CO

May 10, 20084 counties in Colorado

NWS Grand Junction, CO issued this red flag warning at May 10, 2008, 10:01 AM MDT for 4 counties in Colorado. It took effect at May 10, 2008, 1:00 PM MDT. It was in force for 7 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: May 10, 2008, 10:01 AM MDT (16:01 UTC)
In effect from: May 10, 2008, 1:00 PM MDT
Expired: May 10, 2008, 8:00 PM MDT
In force: 7 hr
Issued by: NWS Grand Junction, CO

Counties Dolores County, CO, La Plata County, CO, Montezuma County, CO, San Miguel County, CO

The radar

The Grand Junction radar (KGJX), 163 km from the middle of the area, began a volume at 16:03 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

Albuquerq/Krtlnd, NM (KABQ), launched 12:00Z, 4.0 hours before the alert went out and 323 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: 3572 m above ground
0-6 km bulk shear: 64 kt
0-1 km storm-relative helicity: -29 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 red flag warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Grand Junction, CO wrote its last area forecast discussion before this red flag warning went out at May 9, 3:09 PM MDT, 18 hours 52 minutes earlier.

Area forecast discussion, May 9, 3:09 PM MDT, 18 hours 52 minutes before

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Hazardous weather outlook, May 9, 1:08 PM MDT, 20 hours 53 minutes before

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  <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.
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The office that day

Everything else NWS Grand Junction, CO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 10, 3:13 PM MDT	Fire Weather Watch	GJT	Dolores, Garfield, La Plata, Mesa, Montezuma, San Miguel	24 hr
May 10, 3:13 PM MDT	Red Flag Warning	GJT	Garfield, Mesa	29 hr

Nearby

Red Flag Warnings in Colorado, 2008 Every red flag 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.