Alert archive / North Dakota / Heat Advisories in 2012

Heat Advisory 1, NWS Bismarck, ND

June 25, 201216 counties in North Dakota

NWS Bismarck, ND issued this heat advisory at Jun 25, 2012, 2:07 PM MDT for 16 counties in North Dakota. It took effect at Jun 26, 2012, 12:00 PM MDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued: Jun 25, 2012, 2:07 PM MDT (20:07 UTC)
In effect from: Jun 26, 2012, 12:00 PM MDT
Expired: Jun 26, 2012, 7:00 PM MDT
In force: 7 hr
Issued by: NWS Bismarck, ND

Counties Adams County, ND, Billings County, ND, Bowman County, ND, Burleigh County, ND, Dunn County, ND, Emmons County, ND, Golden Valley County, ND, Grant County, ND, Hettinger County, ND, McKenzie County, ND, Mercer County, ND, Mountrail County, ND, Oliver County, ND, Slope County, ND, Stark County, ND, Williams County, ND

The radar

The Bismarck radar (KBIS), 130 km from the middle of the area, began a volume at 20:05 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

Rapid City, SD (KUNR), launched 12:00Z, 8.1 hours before the alert went out and 324 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: 2066 J/kg
Mixed-layer CIN: -369 J/kg
Mixed-layer LCL: 611 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: 54 m²/s²
0-3 km storm-relative helicity: 56 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 heat 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 heat advisory went out at Jun 25, 11:33 AM MDT, 2 hours 34 minutes earlier.

Area forecast discussion, Jun 25, 11:33 AM MDT, 2 hours 34 minutes before

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Hazardous weather outlook, Jun 25, 2:43 AM MDT, 11 hours 24 minutes before

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In the hours before

Special weather statement, Jun 25, 11:54 AM MDT, 2 hours 13 minutes before

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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">
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The office that day

Everything else NWS Bismarck, ND issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 25, 2:19 AM MDT	Fire Weather Watch	BIS	Billings, Bowman, Golden Valley, Slope	24 hr

Nearby

Heat Advisories in North Dakota, 2012 Every heat advisory in 2012

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.