Alert archive / Colorado / Wind Advisories in 2006

Wind Advisory 3, NWS Grand Junction, CO

April 16, 200612 counties in Colorado; Grand County, San Juan County, Utah

NWS Grand Junction, CO issued this wind advisory at Apr 16, 2006, 11:00 PM MDT for 12 counties in Colorado; Grand County, San Juan County, Utah. It took effect at Apr 17, 2006, 6:00 AM MDT. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued: Apr 16, 2006, 11:00 PM MDT (05:00 UTC)
In effect from: Apr 17, 2006, 6:00 AM MDT
Expired: Apr 17, 2006, 7:00 PM MDT
In force: 13 hr
Issued by: NWS Grand Junction, CO

Counties Delta County, CO, Dolores County, CO, Eagle County, CO, Garfield County, CO, Gunnison County, CO, Mesa County, CO, Moffat County, CO, Montrose County, CO, Pitkin County, CO, Rio Blanco County, CO, Routt County, CO, San Miguel County, CO, Grand County, UT, San Juan County, UT

The radar

The Grand Junction radar (KGJX), 13 km from the middle of the area, began a volume at 04:57 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 nearest sounding before it

Denver, CO (KDNR), launched 00:00Z, 5.0 hours before the alert went out and 424 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: 3805 m above ground
0-6 km bulk shear: 58 kt
0-1 km storm-relative helicity: 35 m²/s²
0-3 km storm-relative helicity: 263 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 wind advisory 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 wind advisory went out at Apr 16, 10:41 PM MDT, 19 minutes earlier.

Area forecast discussion, Apr 16, 10:41 PM MDT, 19 minutes before

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Hazardous weather outlook, Apr 16, 5:45 AM MDT, 17 hours 15 minutes before

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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 Grand Junction, CO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 17, 4:30 AM MDT	Snow and Blowing Snow Advisory	GJT	Eagle, Garfield, Moffat, Rio Blanco, Routt	32 hr
Apr 17, 11:37 AM MDT	Red Flag Warning	GJT	Eagle, Garfield, Mesa, Moffat, Pitkin, Rio Blanco and 1 more	7 hr
Apr 17, 3:01 PM MDT	Freeze Warning	GJT	Delta, Garfield, Gunnison, Mesa, Montrose	17 hr

Nearby

Wind Advisories in Colorado, 2006 Wind Advisories in Utah, 2006 Every wind advisory in 2006

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.