Alert archive / New York / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 73, NWS Albany, NY

July 30, 2019Columbia County, Greene County, New York

NWS Albany, NY issued this severe thunderstorm warning at Jul 30, 2019, 12:58 PM EDT for Columbia County, Greene County, New York. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 30, 2019, 12:58 PM EDT (16:58 UTC)
Expired
Jul 30, 2019, 1:43 PM EDT
In force
45 min
Issued by
NWS Albany, NY
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Columbia County, NY, Greene County, NY

The radar

The Albany radar (KENX), 39 km from the middle of the area, began a volume at 16:57 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 12:00Z, 5.0 hours before the alert went out and 48 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 2019-07-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 197 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 2019-07-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 49 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
197 J/kg
Mixed-layer CIN
-103 J/kg
Mixed-layer LCL
1331 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
49 m²/s²
0-3 km storm-relative helicity
92 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 severe thunderstorm warning 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 severe thunderstorm warning went out at Jul 30, 10:57 AM EDT, 2 hours 1 minute earlier.

Area forecast discussion, Jul 30, 10:57 AM EDT, 2 hours 1 minute before
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Hazardous weather outlook, Jul 30, 4:43 AM EDT, 8 hours 15 minutes before
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In the hours before

Special weather statement, Jul 30, 11:59 AM EDT, 59 minutes before
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<head>
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<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.
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Special weather statement, Jul 30, 12:51 PM EDT, 7 minutes before
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  <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>
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</body>
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The office that day

Everything else NWS Albany, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 29, 8:17 PM EDTSpecial Weather StatementALYRensselaer28 min
Jul 29, 8:28 PM EDTSevere Thunderstorm WarningALYAlbany, Montgomery, Saratoga, Schenectady62 min
Jul 29, 8:57 PM EDTSevere Thunderstorm WarningALYSaratoga36 min
Jul 29, 9:26 PM EDTSpecial Weather StatementALYRensselaer34 min
Jul 29, 9:28 PM EDTSpecial Weather StatementALYSaratoga32 min
Jul 29, 10:00 PM EDTSpecial Weather StatementALYWashington30 min
Jul 30, 11:59 AM EDTSpecial Weather StatementALYHerkimer46 min
Jul 30, 12:51 PM EDTSpecial Weather StatementALYHamilton24 min
Jul 30, 1:57 PM EDTSpecial Weather StatementALYSchenectady33 min
Jul 30, 2:24 PM EDTSevere Thunderstorm WarningALYHerkimer66 min
Jul 30, 2:53 PM EDTSpecial Weather StatementALYHerkimer37 min
Jul 30, 3:04 PM EDTSpecial Weather StatementALYHerkimer41 min
Jul 30, 3:04 PM EDTSevere Thunderstorm WarningALYHamilton, Herkimer56 min
Jul 30, 3:08 PM EDTSpecial Weather StatementALYHamilton52 min
Jul 30, 3:33 PM EDTSevere Thunderstorm WarningALYHamilton, Warren57 min
Jul 30, 3:44 PM EDTSpecial Weather StatementALYHamilton31 min
Jul 30, 4:07 PM EDTSevere Thunderstorm WarningALYHamilton, Warren53 min
Jul 30, 4:32 PM EDTSevere Thunderstorm WarningALYWarren, Washington58 min
Jul 30, 4:36 PM EDTSpecial Weather StatementALYOneida39 min
Jul 30, 4:56 PM EDTSevere Thunderstorm WarningALYWarren, Washington64 min
Jul 30, 5:11 PM EDTSpecial Weather StatementALYSaratoga34 min
Jul 30, 5:18 PM EDTSpecial Weather StatementALYSaratoga27 min
Jul 30, 5:23 PM EDTSevere Thunderstorm WarningALYSaratoga, Warren, Washington67 min
Jul 30, 6:29 PM EDTSevere Thunderstorm WarningALYSaratoga, Washington61 min
Jul 30, 6:53 PM EDTSpecial Weather StatementALYSchenectady37 min
Jul 30, 6:57 PM EDTSevere Thunderstorm WarningALYAlbany, Rensselaer, Saratoga, Schenectady47 min
Jul 30, 6:58 PM EDTSpecial Weather StatementALYUlster32 min
Jul 30, 7:01 PM EDTSpecial Weather StatementALYGreene44 min
Jul 30, 7:42 PM EDTSpecial Weather StatementALYRensselaer33 min
Jul 30, 7:50 PM EDTSevere Thunderstorm WarningALYWashington55 min
Jul 30, 7:59 PM EDTSevere Thunderstorm WarningALYSchoharie33 min
Jul 30, 7:40 PM EDTSpecial Weather StatementALYBennington35 min

Nearby

Severe Thunderstorm Warnings in New York, 2019Every severe thunderstorm warning in 2019

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.