Alert archive / South Dakota / Wind Chill Advisories in 2011

Wind Chill Advisory 1, NWS Aberdeen, SD

January 11, 201113 counties in South Dakota

NWS Aberdeen, SD issued this wind chill advisory at Jan 11, 2011, 2:06 AM CST for 13 counties in South Dakota. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued: Jan 11, 2011, 2:06 AM CST (08:06 UTC)
Expired: Jan 11, 2011, 12:00 PM CST
In force: 10 hr
Issued by: NWS Aberdeen, SD

Counties Buffalo County, SD, Campbell County, SD, Corson County, SD, Dewey County, SD, Hand County, SD, Hughes County, SD, Hyde County, SD, Jones County, SD, Lyman County, SD, Potter County, SD, Stanley County, SD, Sully County, SD, Walworth County, SD

The radar

The Aberdeen radar (KABR), 154 km from the middle of the area, began a volume at 08:11 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

Aberdeen, SD (KABR), launched 00:00Z, 8.1 hours before the alert went out and 135 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: 735 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 44 m²/s²
0-3 km storm-relative helicity: 58 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 chill advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Aberdeen, SD wrote its last area forecast discussion before this wind chill advisory went out at Jan 10, 8:19 PM CST, 5 hours 47 minutes earlier.

Area forecast discussion, Jan 10, 8:19 PM CST, 5 hours 47 minutes before

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Hazardous weather outlook, Jan 10, 4:22 AM CST, 21 hours 44 minutes before

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  <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 Aberdeen, SD issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 11, 3:24 PM CST	Wind Chill Advisory	ABR	Brown, Buffalo, Campbell, Corson, Dewey, Edmunds and 12 more	6 hr

Nearby

Wind Chill Advisories in South Dakota, 2011 Every wind chill advisory in 2011

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.