Alert archive / Montana / Special Weather Statements in 2024

Special Weather Statement, NWS Glasgow, MT

June 22, 2024Garfield County, Montana

NWS Glasgow, MT issued this special weather statement at Jun 22, 2024, 12:07 AM MDT for Garfield County, Montana. It was in force for 53 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 22, 2024, 12:07 AM MDT (06:07 UTC)
Expired
Jun 22, 2024, 1:00 AM MDT
In force
53 min
Issued by
NWS Glasgow, MT
Hail
0.50 in
Wind
50

County Garfield County, MT

The radar

The Glasgow radar (KGGW), 148 km from the middle of the area, began a volume at 06:07 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

Glasgow Intl Airport, MT (KGGW), launched 00:00Z, 6.1 hours before the alert went out and 149 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-pSkew-T log-p diagram, Glasgow Intl Airport, MT at 00:00Z on 2024-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 248 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Glasgow Intl Airport, MT at 00:00Z on 2024-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
248 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
1368 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
64 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jun 21, 12:53 PM MDT, 11 hours 14 minutes earlier.

Area forecast discussion, Jun 21, 12:53 PM MDT, 11 hours 14 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <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.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

Everything else NWS Glasgow, MT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 21, 6:33 PM MDTSpecial Weather StatementGGWPhillips57 min
Jun 21, 7:25 PM MDTSpecial Weather StatementGGW65 min
Jun 21, 9:25 PM MDTSpecial Weather StatementGGWPetroleum65 min
Jun 21, 10:23 PM MDTSpecial Weather StatementGGWPetroleum67 min
Jun 21, 11:17 PM MDTSpecial Weather StatementGGWGarfield58 min
Jun 21, 11:52 PM MDTSevere Thunderstorm WarningGGWGarfield23 min
Jun 22, 3:10 PM MDTSpecial Weather StatementGGWDawson65 min
Jun 22, 3:43 PM MDTSevere Thunderstorm WarningGGWDawson, Prairie, Wibaux62 min

Nearby

Special Weather Statements in Montana, 2024Every special weather statement in 2024

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.