Alert archive / New York / Mesoscale Discussions in 2005

Mesoscale Discussion 1575

July 1, 200522 counties in New York; Susquehanna County, Wayne County, Wyoming County, Pennsylvania; Chittenden County, Franklin County, Grand Isle County, Vermont

The Storm Prediction Center issued this mesoscale discussion at Jul 1, 2005, 1:30 PM EDT for 22 counties in New York; Susquehanna County, Wayne County, Wyoming County, Pennsylvania; Chittenden County, Franklin County, Grand Isle County, Vermont. It was in force for 60 min.

The area

The outline as issued.

The facts

Issued
Jul 1, 2005, 1:30 PM EDT (17:30 UTC)
Expired
Jul 1, 2005, 2:30 PM EDT
In force
60 min
Issued by
the Storm Prediction Center
All 28 counties

Broome County, NY, Chenango County, NY, Clinton County, NY, Cortland County, NY, Delaware County, NY, Essex County, NY, Franklin County, NY, Fulton County, NY, Hamilton County, NY, Herkimer County, NY, Lewis County, NY, Madison County, NY, Montgomery County, NY, Oneida County, NY, Otsego County, NY, Saratoga County, NY, Schenectady County, NY, Schoharie County, NY, St. Lawrence County, NY, Sullivan County, NY, Tioga County, NY, Warren County, NY, Susquehanna County, PA, Wayne County, PA, Wyoming County, PA, Chittenden County, VT, Franklin County, VT, Grand Isle County, VT

The radar

The Albany radar (KENX), 79 km from the middle of the area, began a volume at 17:32 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 5.5 hours before the alert went out and 82 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 12:00Z on 2005-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 43 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 12:00Z on 2005-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 63 square meters per square second.1939Sfc1 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
43 J/kg
Mixed-layer CIN
-71 J/kg
Mixed-layer LCL
629 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
63 m²/s²
0-3 km storm-relative helicity
67 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

<!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>

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 1, 1:55 PM EDTSevere Thunderstorm WatchSPCAlbany, Broome, Chenango, Clinton, Columbia, Delaware and 17 more7 hr
Jul 1, 4:04 PM EDTMesoscale DiscussionSPCAlbany, Clinton, Columbia, Essex, Franklin, Fulton and 10 more116 min
Jul 1, 5:59 PM EDTMesoscale DiscussionSPCAlbany, Bronx, Broome, Chenango, Clinton, Columbia and 28 more91 min

Nearby

Mesoscale Discussions in New York, 2005Mesoscale Discussions in Pennsylvania, 2005Mesoscale Discussions in Vermont, 2005Every mesoscale discussion in 2005

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.