Alert archive / Nebraska / Flash Flood Warnings in 1996

Flash Flood Warning 33, NWS Omaha, NE

August 5, 1996Cuming County, Thurston County, Nebraska

NWS Omaha, NE issued this flash flood warning at Aug 5, 1996, 12:50 AM CDT for Cuming County, Thurston County, Nebraska. It was in force for 5 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: Aug 5, 1996, 12:50 AM CDT (05:50 UTC)
Expired: Aug 5, 1996, 5:45 AM CDT
In force: 5 hr
Issued by: NWS Omaha, NE
Area: Whole counties

Counties Cuming County, NE, Thurston County, NE

The radar

The Omaha radar (KOAX), 83 km from the middle of the area, began a volume at 05:49 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

Omaha, NE (KOAX), launched 00:00Z, 5.8 hours before the alert went out and 83 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: 4142 J/kg
Mixed-layer CIN: -25 J/kg
Mixed-layer LCL: 823 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 109 m²/s²
0-3 km storm-relative helicity: 175 m²/s²
Significant tornado parameter: 3.8
Supercell composite: 16.8

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, Aug 4, 8:45 PM CDT, 4 hours 5 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.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, Aug 4, 8:46 PM CDT, 4 hours 4 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.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, Aug 4, 9:18 PM CDT, 3 hours 32 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.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, Aug 5, 12:26 AM CDT, 24 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.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

Everything else NWS Omaha, NE issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 4, 7:09 PM CDT	Tornado Warning	OAX	Dodge	51 min
Aug 4, 7:16 PM CDT	Severe Thunderstorm Warning	OAX	Colfax	29 min
Aug 4, 7:43 PM CDT	Severe Thunderstorm Warning	OAX	Butler, Saunders	62 min
Aug 4, 7:52 PM CDT	Severe Thunderstorm Warning	OAX	Burt, Washington	53 min
Aug 4, 8:03 PM CDT	Severe Thunderstorm Warning	OAX	Platte	57 min
Aug 4, 8:14 PM CDT	Severe Thunderstorm Warning	OAX	Dodge	61 min
Aug 4, 8:15 PM CDT	Flash Flood Warning	OAX	Colfax, Dodge	6 hr
Aug 4, 8:55 PM CDT	Severe Thunderstorm Warning	OAX	Butler, Colfax	35 min
Aug 4, 9:13 PM CDT	Flash Flood Warning	OAX	Cuming, Stanton	4 hr
Aug 4, 9:13 PM CDT	Flash Flood Warning	OAX	Thurston	4 hr
Aug 4, 10:24 PM CDT	Severe Thunderstorm Warning	OAX	Platte, Stanton	66 min
Aug 4, 11:27 PM CDT	Severe Thunderstorm Warning	OAX	Cuming	48 min
Aug 5, 12:50 AM CDT	Flash Flood Warning	OAX	Stanton	5 hr
Aug 5, 5:05 AM CDT	Flash Flood Warning	OAX	Cuming, Stanton	3 hr
Aug 4, 8:04 PM CDT	Severe Thunderstorm Warning	OAX	Harrison	56 min
Aug 4, 9:42 PM CDT	Flash Flood Warning	OAX	Monona	6 hr
Aug 4, 10:17 PM CDT	Severe Thunderstorm Warning	OAX	Monona	28 min

Nearby

Flash Flood Warnings in Nebraska, 1996 Every flash flood warning in 1996

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.