Alert archive / North Dakota / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 101, NWS Bismarck, ND

August 27, 1994Rolette County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Aug 27, 1994, 3:22 AM CDT for Rolette County, North Dakota. It was in force for 30 min.

The area

The counties it named.

The facts

Issued: Aug 27, 1994, 3:22 AM CDT (08:22 UTC)
Expired: Aug 27, 1994, 3:52 AM CDT
In force: 30 min
Issued by: NWS Bismarck, ND
Area: Whole counties

County Rolette County, ND

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 8.4 hours before the alert went out and 232 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: 466 J/kg
Mixed-layer CIN: -296 J/kg
Mixed-layer LCL: 1284 m above ground
0-6 km bulk shear: 64 kt
0-1 km storm-relative helicity: 208 m²/s²
0-3 km storm-relative helicity: 584 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Aug 27, 12:56 AM CDT, 2 hours 26 minutes before

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Special weather statement, Aug 27, 1:21 AM CDT, 2 hours 1 minute before

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Special weather statement, Aug 27, 1:22 AM CDT, 2 hours before

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<head>
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<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.
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      <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
Aug 26, 9:16 PM CDT	Severe Thunderstorm Warning	BIS	Bottineau, Renville	29 min
Aug 26, 9:50 PM CDT	Severe Thunderstorm Warning	BIS	McHenry, Ward	40 min
Aug 26, 10:29 PM CDT	Severe Thunderstorm Warning	BIS	McHenry	46 min
Aug 26, 10:52 PM CDT	Tornado Warning	BIS	McHenry	38 min
Aug 26, 11:08 PM CDT	Severe Thunderstorm Warning	BIS	Sheridan, Wells	52 min
Aug 26, 11:31 PM CDT	Severe Thunderstorm Warning	BIS	Bottineau, McHenry	44 min
Aug 27, 12:00 AM CDT	Severe Thunderstorm Warning	BIS	Stutsman, Wells	45 min
Aug 27, 12:17 AM CDT	Severe Thunderstorm Warning	BIS	Eddy	43 min
Aug 27, 4:23 AM CDT	Severe Thunderstorm Warning	BIS	Ramsey	52 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 1994 Every severe thunderstorm warning in 1994

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.