Alert archive / Nebraska / Flash Flood Warnings in 2010

Flash Flood Warning 4, NWS Hastings, NE

June 8, 2010Valley County, Nebraska

NWS Hastings, NE issued this flash flood warning at Jun 8, 2010, 2:07 AM CDT for Valley 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 8, 2010, 2:07 AM CDT (07:07 UTC)
Expired: Jun 8, 2010, 6:00 AM CDT
In force: 4 hr
Issued by: NWS Hastings, NE
Area: Storm-based polygon
Flood severity: None

County Valley County, NE

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 7.1 hours before the alert went out and 144 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: 1563 J/kg
Mixed-layer CIN: -199 J/kg
Mixed-layer LCL: 756 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 297 m²/s²
0-3 km storm-relative helicity: 284 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

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.

NWS Hastings, NE wrote its last area forecast discussion before this flash flood warning went out at Jun 7, 3:09 PM CDT, 10 hours 58 minutes earlier.

Area forecast discussion, Jun 7, 3:09 PM CDT, 10 hours 58 minutes before

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Hazardous weather outlook, Jun 7, 3:09 PM CDT, 10 hours 58 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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</body>
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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 7, 11:32 PM CDT	Severe Thunderstorm Warning	GID	Dawson	43 min
Jun 8, 12:03 AM CDT	Severe Thunderstorm Warning	GID	Buffalo, Dawson, Sherman, Valley	42 min
Jun 8, 12:28 AM CDT	Severe Thunderstorm Warning	GID	Gosper, Phelps	47 min
Jun 8, 12:42 AM CDT	Severe Thunderstorm Warning	GID	Buffalo, Dawson, Greeley, Hall, Howard, Kearney and 2 more	48 min
Jun 8, 12:44 AM CDT	Areal Flood Advisory	GID	Dawson	4 hr
Jun 8, 12:54 AM CDT	Severe Thunderstorm Warning	GID	Kearney, Phelps	51 min
Jun 8, 1:21 AM CDT	Severe Thunderstorm Warning	GID	Buffalo, Greeley, Hall, Hamilton, Howard, Merrick and 3 more	39 min
Jun 8, 1:50 AM CDT	Flash Flood Warning	GID	Phelps	3 hr
Jun 8, 1:53 AM CDT	Special Weather Statement	GID	Clay, Fillmore, Nuckolls, Thayer, Webster	67 min
Jun 8, 2:00 AM CDT	Severe Thunderstorm Warning	GID	Hamilton, York	45 min
Jun 8, 2:06 AM CDT	Special Weather Statement	GID	Polk	39 min
Jun 8, 2:17 AM CDT	Special Weather Statement	GID	Clay, Fillmore, Nuckolls, Thayer	58 min
Jun 8, 2:27 AM CDT	Special Weather Statement	GID	Adams, Hall, Kearney, Merrick, Nance	48 min
Jun 8, 3:01 AM CDT	Special Weather Statement	GID	Adams, Clay, Fillmore, Franklin, Furnas, Gosper and 12 more	89 min

Nearby

Flash Flood Warnings in Nebraska, 2010 Every flash flood warning in 2010

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.