Alert archive / Montana / Wind Chill Warnings in 2006

Wind Chill Warning 1, NWS Glasgow, MT

February 15, 20067 counties in Montana

NWS Glasgow, MT issued this wind chill warning at Feb 15, 2006, 2:52 PM MST for 7 counties in Montana. It took effect at Feb 16, 2006, 10:19 AM MST. It was in force for 25 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: Feb 15, 2006, 2:52 PM MST (21:52 UTC)
In effect from: Feb 16, 2006, 10:19 AM MST
Expired: Feb 17, 2006, 11:33 AM MST
In force: 25 hr
Issued by: NWS Glasgow, MT

Counties Daniels County, MT, McCone County, MT, Phillips County, MT, Richland County, MT, Roosevelt County, MT, Sheridan County, MT, Valley County, MT

The radar

The Glasgow radar (KGGW), 68 km from the middle of the area, began a volume at 21:54 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

Bismarck Municip, ND (KBIS), launched 12:00Z, 9.9 hours before the alert went out and 412 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: 1573 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 44 m²/s²
0-3 km storm-relative helicity: 73 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 warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Glasgow, MT wrote its last area forecast discussion before this wind chill warning went out at Feb 15, 2:25 PM MST, 27 minutes earlier.

Area forecast discussion, Feb 15, 2:25 PM MST, 27 minutes before

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Hazardous weather outlook, Feb 15, 2:24 PM MST, 28 minutes before

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<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
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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 Glasgow, MT issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 15, 2:52 PM MST	Wind Chill Advisory	GGW	Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more	51 hr
Feb 15, 2:52 PM MST	Winter Weather Advisory	GGW	Petroleum, Phillips	25 hr

Nearby

Wind Chill Warnings in Montana, 2006 Every wind chill warning 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.