Alert archive / Tennessee / Heavy Snow Warnings in 2008

Heavy Snow Warning 2, NWS Morristown, TN

March 7, 20085 counties in Tennessee; Lee County, Wise County, City of Norton, Virginia

NWS Morristown, TN issued this heavy snow warning at Mar 7, 2008, 2:04 PM EST for 5 counties in Tennessee; Lee County, Wise County, City of Norton, Virginia. It took effect at Mar 8, 2008, 12:00 AM EST. It was in force for . No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Mar 7, 2008, 2:04 PM EST (19:04 UTC)
In effect from: Mar 8, 2008, 12:00 AM EST
Expired: Mar 7, 2008, 11:37 PM EST
In force
Issued by: NWS Morristown, TN

Counties Campbell County, TN, Claiborne County, TN, Hancock County, TN, Morgan County, TN, Scott County, TN, City of Norton, VA, Lee County, VA, Wise County, VA

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 7.1 hours before the alert went out and 318 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 666 m above ground
0-6 km bulk shear: 85 kt
0-1 km storm-relative helicity: 150 m²/s²
0-3 km storm-relative helicity: 337 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 heavy snow warning 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 heavy snow warning went out at Mar 7, 12:00 PM EST, 2 hours 4 minutes earlier.

Area forecast discussion, Mar 7, 12:00 PM EST, 2 hours 4 minutes before

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Hazardous weather outlook, Mar 7, 5:10 AM EST, 8 hours 54 minutes before

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        The site you requested is temporarily down for maintenance or an unexpected outage.
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The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 7, 3:42 AM EST	Winter Storm Watch	MRX	Blount, Campbell, Carter, Claiborne, Cocke, Greene and 7 more	18 hr
Mar 7, 2:04 PM EST	Snow Advisory	MRX	Bledsoe, Marion, Sequatchie	10 hr
Mar 7, 2:04 PM EST	Winter Weather Advisory	MRX	Anderson, Bledsoe, Blount, Bradley, Campbell, Carter and 24 more	29 hr

Nearby

Heavy Snow Warnings in Tennessee, 2008 Heavy Snow Warnings in Virginia, 2008 Every heavy snow 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.