Alert archive / Florida / Areal Flood Warnings in 2011

Areal Flood Warning 3, NWS Melbourne, FL

October 9, 2011Brevard County, Florida

NWS Melbourne, FL issued this areal flood warning at Oct 9, 2011, 5:10 PM EDT for Brevard County, Florida. It was in force for 6 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
Oct 9, 2011, 5:10 PM EDT (21:10 UTC)
Expired
Oct 9, 2011, 11:00 PM EDT
In force
6 hr
Issued by
NWS Melbourne, FL
Area
Storm-based polygon
Flood severity
None

County Brevard County, FL

The radar

The Melbourne radar (KMLB), 21 km from the middle of the area, began a volume at 21:14 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

Cape Canaveral, FL (KXMR), launched 12:00Z, 9.2 hours before the alert went out and 27 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, Cape Canaveral, FL at 12:00Z on 2011-10-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 258 joules per kilogram.LCLLFCEL10008507005003002001001 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, Cape Canaveral, FL at 12:00Z on 2011-10-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 22 square meters per square second.193958Sfc1 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
258 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
952 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
22 m²/s²
0-3 km storm-relative helicity
119 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

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 Melbourne, FL wrote its last area forecast discussion before this areal flood warning went out at Oct 9, 3:28 PM EDT, 1 hour 42 minutes earlier.

Area forecast discussion, Oct 9, 3:28 PM EDT, 1 hour 42 minutes before
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Hazardous weather outlook, Oct 9, 12:15 PM EDT, 4 hours 55 minutes before
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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>
      <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.
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In the hours before

Special weather statement, Oct 9, 3:30 PM EDT, 1 hour 40 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>
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The office that day

Everything else NWS Melbourne, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 8, 8:23 PM EDTAreal Flood AdvisoryMLBBrevard, Indian River, Okeechobee, Orange, Osceola, Saint Lucie and 2 more37 min
Oct 8, 8:30 PM EDTSpecial Weather StatementMLBBrevard, Indian River60 min
Oct 8, 9:00 PM EDTAreal Flood AdvisoryMLBBrevard, Indian River, Orange, Osceola, Seminole, Volusia2 hr
Oct 8, 10:26 PM EDTAreal Flood WarningMLBOsceola6 hr
Oct 8, 10:26 PM EDTSpecial Weather StatementMLBOsceola49 min
Oct 8, 10:51 PM EDTAreal Flood AdvisoryMLBBrevard, Indian River, Orange, Saint Lucie, Seminole, Volusia114 min
Oct 9, 4:05 AM EDTLake Wind AdvisoryMLBLake, Okeechobee, Orange, Osceola, Seminole, Volusia16 hr
Oct 9, 6:52 AM EDTAreal Flood AdvisoryMLBOsceola113 min
Oct 9, 10:23 AM EDTSmall Craft AdvisoryMLB29 hr
Oct 9, 5:27 PM EDTHigh Wind WarningMLBVolusia7 hr

Nearby

Areal Flood Warnings in Florida, 2011Every areal flood warning in 2011

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.