Alert archive / Nebraska / Flash Flood Warnings in 1998

Flash Flood Warning 17, NWS Omaha, NE

June 24, 1998Dodge County, Nebraska

NWS Omaha, NE issued this flash flood warning at Jun 24, 1998, 11:53 PM CDT for Dodge County, Nebraska. It was in force for 4 hr. 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 24, 1998, 11:53 PM CDT (04:53 UTC)
Expired: Jun 25, 1998, 3:55 AM CDT
In force: 4 hr
Issued by: NWS Omaha, NE
Area: Whole counties

County Dodge County, NE

The radar

The Omaha radar (KOAX), 37 km from the middle of the area, began a volume at 04:54 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

Topeka, KS (KTOP), launched 00:00Z, 4.9 hours before the alert went out and 299 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: 2285 J/kg
Mixed-layer CIN: -208 J/kg
Mixed-layer LCL: 1842 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 154 m²/s²
0-3 km storm-relative helicity: 298 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 4.2

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 flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Jun 24, 11:03 PM CDT, 50 minutes before

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Local storm report, Jun 24, 11:03 PM CDT, 50 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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Special weather statement, Jun 24, 11:21 PM CDT, 32 minutes before

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</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.
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      <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 Omaha, NE issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 24, 7:46 PM CDT	Severe Thunderstorm Warning	OAX	Antelope, Knox	64 min
Jun 24, 7:53 PM CDT	Tornado Warning	OAX	Knox	62 min
Jun 24, 8:47 PM CDT	Severe Thunderstorm Warning	OAX	Jefferson	48 min
Jun 24, 9:46 PM CDT	Severe Thunderstorm Warning	OAX	Butler	49 min
Jun 24, 9:56 PM CDT	Severe Thunderstorm Warning	OAX	Dodge, Saunders	64 min
Jun 24, 10:06 PM CDT	Severe Thunderstorm Warning	OAX	Burt, Washington	64 min
Jun 24, 10:40 PM CDT	Severe Thunderstorm Warning	OAX	Pawnee, Richardson	65 min
Jun 24, 10:52 PM CDT	Severe Thunderstorm Warning	OAX	Nemaha	63 min
Jun 25, 12:49 AM CDT	Severe Thunderstorm Warning	OAX	Burt	36 min
Jun 25, 12:54 AM CDT	Severe Thunderstorm Warning	OAX	Richardson	46 min

Nearby

Flash Flood Warnings in Nebraska, 1998 Every flash flood warning in 1998

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.