Alert archive / North Dakota / Wind Advisories in 2024

Wind Advisory 24, NWS Bismarck, ND

September 11, 202421 counties in North Dakota

NWS Bismarck, ND issued this wind advisory at Sep 11, 2024, 8:02 PM MDT for 21 counties in North Dakota. It took effect at Sep 12, 2024, 9:00 AM MDT. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued: Sep 11, 2024, 8:02 PM MDT (02:02 UTC)
In effect from: Sep 12, 2024, 9:00 AM MDT
Expired: Sep 12, 2024, 9:38 PM MDT
In force: 13 hr
Issued by: NWS Bismarck, ND

All 21 counties

Adams County, ND, Burleigh County, ND, Dickey County, ND, Dunn County, ND, Emmons County, ND, Foster County, ND, Grant County, ND, Hettinger County, ND, Kidder County, ND, LaMoure County, ND, Logan County, ND, McHenry County, ND, McIntosh County, ND, Mercer County, ND, Mountrail County, ND, Oliver County, ND, Pierce County, ND, Sheridan County, ND, Stark County, ND, Stutsman County, ND, Wells County, ND

The radar

The Bismarck radar (KBIS), 29 km from the middle of the area, began a volume at 02:06 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 00:00Z, 2.0 hours before the alert went out and 28 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: 910 J/kg
Mixed-layer CIN: -375 J/kg
Mixed-layer LCL: 1430 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 309 m²/s²
0-3 km storm-relative helicity: 504 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

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 Bismarck, ND wrote its last area forecast discussion before this wind advisory went out at Sep 11, 6:29 PM MDT, 1 hour 33 minutes earlier.

Area forecast discussion, Sep 11, 6:29 PM MDT, 1 hour 33 minutes before

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Hazardous weather outlook, Sep 11, 6:35 PM MDT, 1 hour 27 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 Bismarck, ND issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Sep 12, 1:09 AM MDT	Red Flag Warning	BIS	Adams, Billings, Bowman, Dunn, Grant, Hettinger and 6 more	18 hr
Sep 12, 5:17 PM MDT	Special Weather Statement	BIS	Mountrail	28 min
Sep 12, 5:49 PM MDT	Special Weather Statement	BIS	Mountrail	26 min
Sep 12, 5:52 PM MDT	Special Weather Statement	BIS	Hettinger, Stark	23 min

Nearby

Wind Advisories in North Dakota, 2024 Every wind advisory 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.