Alert archive / Vermont / Special Weather Statements in 2017

Special Weather Statement, NWS Burlington, VT

August 9, 2017Rutland County, Windsor County, Vermont

NWS Burlington, VT issued this special weather statement at Aug 9, 2017, 3:37 PM EDT for Rutland County, Windsor County, Vermont. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 9, 2017, 3:37 PM EDT (19:37 UTC)
Expired
Aug 9, 2017, 4:15 PM EDT
In force
38 min
Issued by
NWS Burlington, VT

Counties Rutland County, VT, Windsor County, VT

The radar

The Burlington radar (KCXX), 111 km from the middle of the area, began a volume at 19:38 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, 7.6 hours before the alert went out and 111 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 2017-08-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2017-08-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 61 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1112 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
61 m²/s²
0-3 km storm-relative helicity
75 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

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

NWS Burlington, VT wrote its last area forecast discussion before this special weather statement went out at Aug 9, 1:31 PM EDT, 2 hours 6 minutes earlier.

Area forecast discussion, Aug 9, 1:31 PM EDT, 2 hours 6 minutes before
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  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
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  <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.
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        Please try again in a few minutes.
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Hazardous weather outlook, Aug 9, 2:36 AM EDT, 13 hours 1 minute before
Hazardous Weather Outlook
National Weather Service Burlington VT
236 AM EDT Wed Aug 9 2017

NYZ026>031-034-035-087-VTZ001>012-016>019-100645-
Northern St. Lawrence-Northern Franklin-Eastern Clinton-
Southeastern St. Lawrence-Southern Franklin-Western Clinton-
Western Essex-Eastern Essex-Southwestern St. Lawrence-Grand Isle-
Western Franklin-Orleans-Essex-Western Chittenden-Lamoille-Caledonia-
Washington-Western Addison-Orange-Western Rutland-Windsor-
Eastern Franklin-Eastern Chittenden-Eastern Addison-Eastern Rutland-
236 AM EDT Wed Aug 9 2017

This Hazardous Weather Outlook is for northern New York, central
Vermont, northeast Vermont, northwest Vermont and southern Vermont.

.DAY ONE...Today and Tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, Aug 9, 3:37 PM EDT, 0 minutes before
Special Weather Statement
National Weather Service Burlington VT
337 PM EDT WED AUG 9 2017

VTZ009>012-018-019-092015-
Western Rutland-Eastern Rutland-Windsor-Western Addison-Eastern
Addison-Orange-
337 PM EDT WED AUG 9 2017

...A LINE OF HEAVY SHOWERS AND DEVELOPING THUNDERSTORMS WILL AFFECT
SOUTHWESTERN ORANGE...SOUTHEASTERN ADDISON...RUTLAND AND CENTRAL
WINDSOR COUNTIES...

At 335 PM EDT, radar indicated heavy showers and developing
thunderstorms were located along a line extending from near
Salisbury to West Castleton to near Whitehall to near Hartford.
Movement was east at 30 mph.

Wind gusts from 30 to 40 mph and pea size hail are possible with
this activity as it passes.

Locations impacted include...
Rutland, Woodstock, Middlebury, Sudbury, Killington, Salisbury,
Rutland City, Wallingford, Rutland - Southern Vermont Airport,
Pomfret, Plymouth, Chittenden, West Rutland, Ira, West Castleton,
Tunbridge, Mount Holly, Hancock, Poultney Village and Ripton.

LAT...LON 4330 7282 4330 7297 4329 7299 4330 7298
      4331 7326 4353 7324 4356 7326 4358 7330
      4360 7329 4362 7330 4363 7332 4363 7333
      4365 7331 4402 7311 4393 7237 4350 7261
      4328 7282
TIME...MOT...LOC 1935Z 286DEG 26KT 4394 7307 4364 7324 4352 7336 4339
7347

JMG

The office that day

Everything else NWS Burlington, VT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 9, 4:14 PM EDTSpecial Weather StatementBTVWindsor46 min

Nearby

Special Weather Statements in Vermont, 2017Every special weather statement in 2017

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.