Alert archive / Nebraska / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 232, NWS Goodland, KS

August 10, 1999Dundy County, Nebraska

NWS Goodland, KS issued this severe thunderstorm warning at Aug 10, 1999, 10:03 PM MDT for Dundy County, Nebraska. It was in force for 47 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: Aug 10, 1999, 10:03 PM MDT (04:03 UTC)
Expired: Aug 10, 1999, 10:50 PM MDT
In force: 47 min
Issued by: NWS Goodland, KS
Area: Whole counties

County Dundy County, NE

The radar

The Goodland radar (KGLD), 90 km from the middle of the area, began a volume at 04:05 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
Aug 10, 9:00 PM MDT	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Denver, CO (KDNR), launched 00:00Z, 4.1 hours before the alert went out and 136 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1419 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: -17 m²/s²
0-3 km storm-relative helicity: 40 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 Aug 10, 4:44 PM MDT, 5 hours 19 minutes earlier.

Area forecast discussion, Aug 10, 4:44 PM MDT, 5 hours 19 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GOODLAND KS
440 PM MDT (540 PM CDT) TUE AUG 10 1999

UPDATED LATEST ZONES FOR FIRST PERIOD TO REFLECT ISOLATED SEVERE
CONVECTION BREAKING OUT IN PARTS OF CWA. ALSO UPDATED TO INCLUDE
SEVERE THUNDERSTORM WATCH FOR PARTS OF CWA VALID UNTIL 9 PM MDT (10
PM CDT). STRONGEST CONVECTION SEEMS TO HAVE FORMED NEAR THETA E
RIDGE LINE ADDED BY AFTERNOON HEATING. AS VORT MAX APPROACHES
TONIGHT FROM COLORADO MORE SCATTERED CONVECTION CAN BE EXPECTED
THROUGH THE OVERNIGHT HOURS WITH BEST CHANCES OF CONVECTION OVER
NORTHERN 2/3 OF CWA.

.GLD...NONE.

LAMMERS

In the hours before

Local storm report, Aug 10, 5:50 PM MDT, 4 hours 13 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
550 PM MDT TUE AUG 10 1999

TIME(MDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0547 PM    2 W ECKLEY                CO    1.75 INCH HAIL
08/10/99   YUMA

Local storm report, Aug 10, 5:50 PM MDT, 4 hours 13 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
550 PM MDT TUE AUG 10 1999

TIME(MDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0547 PM    2 W ECKLEY                CO    1.75 INCH HAIL
08/10/99   YUMA

Local storm report, Aug 10, 7:46 PM MDT, 2 hours 17 minutes before

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Local storm report, Aug 10, 7:46 PM MDT, 2 hours 17 minutes before

<!doctype html>
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<head>
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<body>
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    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
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Special weather statement, Aug 10, 9:01 PM MDT, 1 hour 2 minutes before

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<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</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.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
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Special weather statement, Aug 10, 9:01 PM MDT, 1 hour 2 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</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.
      </p>
      <p class="small" id="detail">
        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 Goodland, KS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 10, 7:11 PM MDT	Severe Thunderstorm Warning	GLD	Logan, Thomas	44 min
Aug 10, 7:30 PM MDT	Severe Thunderstorm Warning	GLD	Gove	50 min
Aug 10, 7:58 PM MDT	Severe Thunderstorm Warning	GLD	Thomas	47 min
Aug 11, 12:47 AM MDT	Severe Thunderstorm Warning	GLD	Decatur	48 min
Aug 10, 6:41 PM MDT	Severe Thunderstorm Warning	GLD	Yuma	34 min
Aug 10, 7:20 PM MDT	Tornado Warning	GLD	Yuma	50 min
Aug 10, 8:48 PM MDT	Severe Thunderstorm Warning	GLD	Dundy	47 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 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.