Alert archive / New York / Areal Flood Warnings in 2014

Areal Flood Warning 11, NWS Buffalo, NY

February 21, 2014Chautauqua County, Erie County, New York

NWS Buffalo, NY issued this areal flood warning at Feb 21, 2014, 1:16 PM EST for Chautauqua County, Erie County, New York. It was in force for 3 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
Feb 21, 2014, 1:16 PM EST (18:16 UTC)
Expired
Feb 21, 2014, 4:15 PM EST
In force
3 hr
Issued by
NWS Buffalo, NY
Area
Storm-based polygon
Flood severity
None

Counties Chautauqua County, NY, Erie County, NY

The radar

The Buffalo radar (KBUF), 55 km from the middle of the area, began a volume at 18:19 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

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 6.3 hours before the alert went out and 55 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-pSkew-T log-p diagram, Buffalo Intl Airport, NY at 12:00Z on 2014-02-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Buffalo Intl Airport, NY at 12:00Z on 2014-02-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 483 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
809 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
483 m²/s²
0-3 km storm-relative helicity
475 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this areal flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Buffalo, NY wrote its last area forecast discussion before this areal flood warning went out at Feb 21, 1:01 PM EST, 15 minutes earlier.

Area forecast discussion, Feb 21, 1:01 PM EST, 15 minutes before
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Hazardous weather outlook, Feb 21, 9:06 AM EST, 4 hours 10 minutes before
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  <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 Buffalo, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 20, 11:02 PM ESTAreal Flood WarningBUFCattaraugus, Chautauqua, Erie, Genesee, Niagara, Orleans and 1 more18 hr
Feb 21, 1:57 AM ESTRiver Flood WarningBUFAllegany, Erie, Jefferson, Lewis, Livingston, Wyoming277 days
Feb 21, 1:57 AM ESTRiver Flood WarningBUFErie, Jefferson, Lewis, Monroe, Oneida, Ontario and 1 more277 days
Feb 21, 1:57 AM ESTRiver Flood WarningBUFChautauqua, Erie, Lewis, Oneida, Wyoming277 days
Feb 21, 4:41 PM ESTFlood WatchBUFChautauqua3 hr
Feb 21, 6:07 PM ESTAreal Flood WarningBUFErie16 hr
Feb 21, 6:12 PM ESTAreal Flood WarningBUFChautauqua, Erie6 hr

Nearby

Areal Flood Warnings in New York, 2014Every areal flood warning in 2014

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.