Alert archive / Tennessee / Winter Storm Watches in 2014

Winter Storm Watch 2, NWS Morristown, TN

January 4, 20148 counties in Tennessee; Wise County, City of Norton, Virginia

NWS Morristown, TN issued this winter storm watch at Jan 4, 2014, 3:14 PM EST for 8 counties in Tennessee; Wise County, City of Norton, Virginia. It took effect at Jan 5, 2014, 10:00 PM EST. It was in force for .

The area

The counties it named.

The facts

Issued: Jan 4, 2014, 3:14 PM EST (20:14 UTC)
In effect from: Jan 5, 2014, 10:00 PM EST
Expired: Jan 5, 2014, 5:15 AM EST
In force
Issued by: NWS Morristown, TN

Counties Blount County, TN, Carter County, TN, Cocke County, TN, Greene County, TN, Johnson County, TN, Monroe County, TN, Sevier County, TN, Unicoi County, TN, City of Norton, VA, Wise County, VA

The radar

The Knoxville radar (KMRX), 42 km from the middle of the area, began a volume at 20:16 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

Nashville Metro, TN (KBNA), launched 12:00Z, 8.2 hours before the alert went out and 329 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: 1887 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 446 m²/s²
0-3 km storm-relative helicity: 396 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 winter storm watch 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 winter storm watch went out at Jan 4, 3:01 PM EST, 13 minutes earlier.

Area forecast discussion, Jan 4, 3:01 PM EST, 13 minutes before

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Hazardous weather outlook, Jan 4, 3:53 AM EST, 11 hours 21 minutes before

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In the hours before

Special weather statement, Jan 4, 11:41 AM EST, 3 hours 33 minutes before

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Nearby

Winter Storm Watches in Tennessee, 2014 Winter Storm Watches in Virginia, 2014 Every winter storm watch in 2014

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.