Alert archive / Colorado / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 212, NWS Goodland, KS

September 6, 1997Yuma County, Colorado

NWS Goodland, KS issued this severe thunderstorm warning at Sep 6, 1997, 3:37 PM MDT for Yuma County, Colorado. It was in force for 48 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Sep 6, 1997, 3:37 PM MDT (21:37 UTC)
Expired: Sep 6, 1997, 4:25 PM MDT
In force: 48 min
Issued by: NWS Goodland, KS
Area: Whole counties

County Yuma County, CO

What was reported inside it

Time	Report	Where	Remark
Sep 6, 3:45 PM MDT	Hail 0.88	Eckley, CO

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 9.6 hours before the alert went out and 70 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: 130 J/kg
Mixed-layer CIN: -193 J/kg
Mixed-layer LCL: 1791 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 54 m²/s²
0-3 km storm-relative helicity: 53 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.

NWS Goodland, KS wrote its last area forecast discussion before this severe thunderstorm warning went out at Sep 6, 2:30 PM MDT, 1 hour 7 minutes earlier.

Area forecast discussion, Sep 6, 2:30 PM MDT, 1 hour 7 minutes before

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In the hours before

Special weather statement, Sep 6, 9:55 AM MDT, 5 hours 42 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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        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
Sep 6, 4:37 PM MDT	Severe Thunderstorm Warning	GLD	Yuma	48 min
Sep 6, 5:50 PM MDT	Severe Thunderstorm Warning	GLD	Yuma	50 min

Nearby

Severe Thunderstorm Warnings in Colorado, 1997 Every severe thunderstorm warning in 1997

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.