Alert archive / Virginia / Special Weather Statements in 2021

Special Weather Statement, NWS Morristown, TN

April 8, 2021Wise County, Virginia

NWS Morristown, TN issued this special weather statement at Apr 8, 2021, 9:51 PM EDT for Wise County, Virginia. It was in force for 54 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: Apr 8, 2021, 9:51 PM EDT (01:51 UTC)
Expired: Apr 8, 2021, 10:45 PM EDT
In force: 54 min
Issued by: NWS Morristown, TN

County Wise County, VA

The radar

The Jackson,KY radar (KJKL), 81 km from the middle of the area, began a volume at 01:51 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

Cncnati-Daytn, OH (KILN), launched 00:00Z, 1.9 hours before the alert went out and 283 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: 4 J/kg
Mixed-layer CIN: -87 J/kg
Mixed-layer LCL: 1313 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 181 m²/s²
0-3 km storm-relative helicity: 216 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

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 Morristown, TN wrote its last area forecast discussion before this special weather statement went out at Apr 8, 3:54 PM EDT, 5 hours 57 minutes earlier.

Area forecast discussion, Apr 8, 3:54 PM EDT, 5 hours 57 minutes before

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Hazardous weather outlook, Apr 8, 3:47 PM EDT, 6 hours 4 minutes before

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In the hours before

Local storm report, Apr 8, 6:10 PM EDT, 3 hours 41 minutes before

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Local storm report, Apr 8, 6:37 PM EDT, 3 hours 14 minutes before

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Local storm report, Apr 8, 6:45 PM EDT, 3 hours 6 minutes before

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Local storm report, Apr 8, 7:05 PM EDT, 2 hours 46 minutes before

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Local storm report, Apr 8, 7:24 PM EDT, 2 hours 27 minutes before

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Local storm report, Apr 8, 7:48 PM EDT, 2 hours 3 minutes before

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The office that day

Everything else NWS Morristown, TN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 9, 5:56 PM EDT	Special Weather Statement	MRX	Bradley	49 min

Nearby

Special Weather Statements in Virginia, 2021 Every special weather statement in 2021

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.