Alert archive / New York / Winter Weather Advisories in 2015

Winter Weather Advisory 8, NWS Buffalo, NY

February 13, 2015Allegany County, Jefferson County, Lewis County, New York

NWS Buffalo, NY issued this winter weather advisory at Feb 13, 2015, 3:53 PM EST for Allegany County, Jefferson County, Lewis County, New York. It took effect at Feb 14, 2015, 7:00 AM EST. It was in force for 23 hr.

The area

The counties it named.

The facts

Issued: Feb 13, 2015, 3:53 PM EST (20:53 UTC)
In effect from: Feb 14, 2015, 7:00 AM EST
Expired: Feb 15, 2015, 5:48 AM EST
In force: 23 hr
Issued by: NWS Buffalo, NY

Counties Allegany County, NY, Jefferson County, NY, Lewis County, NY

The radar

The Ft Drum radar (KTYX), 81 km from the middle of the area, began a volume at 20:50 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

Brookhaven, NY (KOKX), launched 12:00Z, 8.9 hours before the alert went out and 408 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1182 m above ground
0-6 km bulk shear: 80 kt
0-1 km storm-relative helicity: -13 m²/s²
0-3 km storm-relative helicity: 123 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 winter weather advisory 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 winter weather advisory went out at Feb 13, 12:57 PM EST, 2 hours 56 minutes earlier.

Area forecast discussion, Feb 13, 12:57 PM EST, 2 hours 56 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, Feb 13, 12:43 PM EST, 3 hours 10 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 Buffalo, NY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 13, 4:58 AM EST	Lake Effect Snow Watch	BUF	Cayuga, Monroe, Niagara, Orleans, Oswego, Wayne	11 hr
Feb 13, 3:53 PM EST	Wind Chill Warning	BUF	Allegany, Cattaraugus, Cayuga, Chautauqua, Erie, Genesee and 10 more	66 hr
Feb 13, 3:53 PM EST	Winter Storm Warning	BUF	Cattaraugus, Cayuga, Chautauqua, Erie, Genesee, Livingston and 7 more	50 hr

Nearby

Winter Weather Advisories in New York, 2015 Every winter weather advisory in 2015

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.