Alert archive / Pennsylvania / Flood Watches in 2014

Flood Watch 5, NWS State College, PA

October 15, 20145 counties in Pennsylvania

NWS State College, PA issued this flood watch at Oct 15, 2014, 4:41 PM EDT for 5 counties in Pennsylvania. It took effect at Oct 15, 2014, 5:00 PM EDT. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued: Oct 15, 2014, 4:41 PM EDT (20:41 UTC)
In effect from: Oct 15, 2014, 5:00 PM EDT
Expired: Oct 16, 2014, 4:25 AM EDT
In force: 11 hr
Issued by: NWS State College, PA
Flood severity: None

Counties Columbia County, PA, Lancaster County, PA, Lebanon County, PA, Schuylkill County, PA, Sullivan County, PA

The radar

The State College radar (KCCX), 139 km from the middle of the area, began a volume at 20:44 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

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 8.7 hours before the alert went out and 141 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: 8 J/kg
Mixed-layer CIN: -74 J/kg
Mixed-layer LCL: 636 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 265 m²/s²
0-3 km storm-relative helicity: 274 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 flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS State College, PA wrote its last area forecast discussion before this flood watch went out at Oct 15, 3:24 PM EDT, 1 hour 17 minutes earlier.

Area forecast discussion, Oct 15, 3:24 PM EDT, 1 hour 17 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, Oct 15, 11:20 AM EDT, 5 hours 21 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 State College, PA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 15, 6:36 AM EDT	Special Weather Statement	CTP	Franklin	54 min
Oct 15, 7:20 AM EDT	Special Weather Statement	CTP	Centre	25 min
Oct 15, 7:38 AM EDT	Special Weather Statement	CTP	Juniata	37 min
Oct 15, 8:14 AM EDT	Special Weather Statement	CTP	Lycoming	31 min
Oct 15, 8:55 AM EDT	Special Weather Statement	CTP	Snyder, Union	35 min
Oct 15, 9:29 AM EDT	Special Weather Statement	CTP	Lycoming, Union	31 min
Oct 15, 10:00 AM EDT	Special Weather Statement	CTP	Montour, Northumberland	30 min
Oct 15, 12:45 PM EDT	Areal Flood Advisory	CTP	Adams	2 hr
Oct 15, 2:25 PM EDT	Areal Flood Advisory	CTP	Cumberland, Dauphin, Lancaster, Lebanon, Perry, Schuylkill and 1 more	2 hr
Oct 15, 4:19 PM EDT	Areal Flood Advisory	CTP	Columbia, Lancaster, Lebanon, Montour, Schuylkill, Sullivan and 1 more	6 hr

Nearby

Flood Watches in Pennsylvania, 2014 Every flood watch 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.