Alert archive / New York / Flash Flood Watches in 2013

Flash Flood Watch 7, NWS Albany, NY

August 9, 201314 counties in New York; Bennington County, Windham County, Vermont; Northwest Hills Planning Region, Connecticut

NWS Albany, NY issued this flash flood watch at Aug 9, 2013, 3:08 AM EDT for 14 counties in New York; Bennington County, Windham County, Vermont; Northwest Hills Planning Region, Connecticut. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Aug 9, 2013, 3:08 AM EDT (07:08 UTC)
Expired
Aug 9, 2013, 6:00 PM EDT
In force
15 hr
Issued by
NWS Albany, NY
Flood severity
None

Counties Northwest Hills Planning Region, CT, Albany County, NY, Columbia County, NY, Dutchess County, NY, Fulton County, NY, Greene County, NY, Herkimer County, NY, Montgomery County, NY, Rensselaer County, NY, Saratoga County, NY, Schenectady County, NY, Schoharie County, NY, Ulster County, NY, Warren County, NY, Washington County, NY, Bennington County, VT, Windham County, VT

The radar

The Albany radar (KENX), 22 km from the middle of the area, began a volume at 07:10 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

Albany, NY (KALY), launched 00:00Z, 7.1 hours before the alert went out and 4 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, Albany, NY at 00:00Z on 2013-08-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 910 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, Albany, NY at 00:00Z on 2013-08-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 square meters per square second.19395878Sfc1 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
910 J/kg
Mixed-layer CIN
-27 J/kg
Mixed-layer LCL
853 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
99 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.7

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Albany, NY wrote its last area forecast discussion before this flash flood watch went out at Aug 9, 1:35 AM EDT, 1 hour 33 minutes earlier.

Area forecast discussion, Aug 9, 1:35 AM EDT, 1 hour 33 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>
Hazardous weather outlook, Aug 8, 4:56 PM EDT, 10 hours 12 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>

In the hours before

Special weather statement, Aug 8, 11:53 PM EDT, 3 hours 15 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 Albany, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 8, 11:53 PM EDTSpecial Weather StatementALYHamilton22 min
Aug 9, 6:59 AM EDTFlash Flood WarningALYColumbia, Rensselaer, Washington6 hr
Aug 9, 7:18 AM EDTAreal Flood AdvisoryALYDutchess3 hr
Aug 9, 7:50 AM EDTAreal Flood AdvisoryALYGreene, Ulster3 hr
Aug 9, 8:19 AM EDTFlash Flood WarningALYDutchess, Ulster4 hr
Aug 9, 8:37 AM EDTAreal Flood AdvisoryALYAlbany, Greene, Schoharie4 hr
Aug 9, 9:25 AM EDTAreal Flood AdvisoryALYColumbia, Greene4 hr
Aug 9, 12:27 PM EDTAreal Flood AdvisoryALYDutchess3 hr
Aug 9, 12:48 PM EDTFlash Flood WarningALYDutchess3 hr
Aug 9, 4:11 PM EDTAreal Flood AdvisoryALYDutchess, Ulster3 hr
Aug 9, 4:50 PM EDTAreal Flood AdvisoryALYColumbia, Dutchess3 hr
Aug 9, 5:09 PM EDTSpecial Weather StatementALYPutnam21 min
Aug 9, 5:12 PM EDTAreal Flood AdvisoryALYDutchess3 hr
Aug 9, 5:18 PM EDTFlash Flood WarningALYDutchess, Ulster117 min
Aug 9, 5:46 PM EDTSpecial Weather StatementALYPutnam29 min

Nearby

Flash Flood Watches in New York, 2013Flash Flood Watches in Vermont, 2013Flash Flood Watches in Connecticut, 2013Every flash flood watch in 2013

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.