Alert archive / Vermont / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 22, NWS Burlington, VT

June 10, 20085 counties in Vermont

NWS Burlington, VT issued this severe thunderstorm warning at Jun 10, 2008, 8:32 PM EDT for 5 counties in Vermont. It was in force for 43 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: Jun 10, 2008, 8:32 PM EDT (00:32 UTC)
Expired: Jun 10, 2008, 9:15 PM EDT
In force: 43 min
Issued by: NWS Burlington, VT
Area: Storm-based polygon

Counties Addison County, VT, Orange County, VT, Rutland County, VT, Washington County, VT, Windsor County, VT

The radar

The Burlington radar (KCXX), 76 km from the middle of the area, began a volume at 00:34 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 10, 5:47 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Albany, NY (KALY), launched 00:00Z, 0.5 hours before the alert went out and 160 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: 2613 J/kg
Mixed-layer CIN: -23 J/kg
Mixed-layer LCL: 1743 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 136 m²/s²
0-3 km storm-relative helicity: 186 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 9.6

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 Burlington, VT wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 10, 7:28 PM EDT, 1 hour 4 minutes earlier.

Area forecast discussion, Jun 10, 7:28 PM EDT, 1 hour 4 minutes before

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Hazardous weather outlook, Jun 10, 6:18 PM EDT, 2 hours 14 minutes before

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In the hours before

Local storm report, Jun 10, 4:55 PM EDT, 3 hours 37 minutes before

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Local storm report, Jun 10, 4:56 PM EDT, 3 hours 36 minutes before

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Local storm report, Jun 10, 5:01 PM EDT, 3 hours 31 minutes before

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Local storm report, Jun 10, 5:04 PM EDT, 3 hours 28 minutes before

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Special weather statement, Jun 10, 6:09 PM EDT, 2 hours 23 minutes before

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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Jun 10, 7:12 PM EDT, 1 hour 20 minutes before

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      <p id="message1">
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      </p>
      <p id="message2">
        Please try again in a few minutes.
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      <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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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 10, 9:16 PM EDT	Severe Thunderstorm Warning	BTV	Orange, Windsor	49 min

Nearby

Severe Thunderstorm Warnings in Vermont, 2008 Every severe thunderstorm warning in 2008

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.