Alert archive / Kansas / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 124, NWS Goodland, KS

June 23, 1999Greeley County, Kansas

NWS Goodland, KS issued this severe thunderstorm warning at Jun 23, 1999, 6:04 PM MDT for Greeley County, Kansas. It was in force for 61 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 23, 1999, 6:04 PM MDT (00:04 UTC)
Expired: Jun 23, 1999, 7:05 PM MDT
In force: 61 min
Issued by: NWS Goodland, KS
Area: Whole counties

County Greeley County, KS

The radar

The Goodland radar (KGLD), 99 km from the middle of the area, began a volume at 00:05 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 23, 5:45 PM MDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 0.1 hours before the alert went out and 185 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: 3534 J/kg
Mixed-layer CIN: -8 J/kg
Mixed-layer LCL: 1111 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 27 m²/s²
0-3 km storm-relative helicity: 139 m²/s²
Significant tornado parameter: 0.9
Supercell composite: 7.1

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.

NWS Goodland, KS wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 23, 2:29 PM MDT, 3 hours 35 minutes earlier.

Area forecast discussion, Jun 23, 2:29 PM MDT, 3 hours 35 minutes before

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In the hours before

Special weather statement, Jun 23, 5:48 PM MDT, 16 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>
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      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
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The office that day

Everything else NWS Goodland, KS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 24, 3:20 PM MDT	Severe Thunderstorm Warning	GLD	Decatur	65 min
Jun 24, 3:51 PM MDT	Severe Thunderstorm Warning	GLD	Rawlins	59 min
Jun 24, 4:48 PM MDT	Severe Thunderstorm Warning	GLD	Rawlins	27 min
Jun 24, 5:01 PM MDT	Severe Thunderstorm Warning	GLD	Cheyenne	59 min

Nearby

Severe Thunderstorm Warnings in Kansas, 1999 Every severe thunderstorm warning in 1999

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.