Alert archive / Tennessee / Winter Weather Advisories in 2012
Winter Weather Advisory 2, NWS Nashville, TN
NWS Nashville, TN issued this winter weather advisory at Feb 10, 2012, 10:49 AM CST for 8 counties in Tennessee. It took effect at Feb 10, 2012, 6:00 PM CST. It was in force for 13 hr.
The area
The counties it named.
The facts
- Issued
- Feb 10, 2012, 10:49 AM CST (16:49 UTC)
- In effect from
- Feb 10, 2012, 6:00 PM CST
- Expired
- Feb 11, 2012, 6:36 AM CST
- In force
- 13 hr
- Issued by
- NWS Nashville, TN
Counties Clay County, TN, Cumberland County, TN, Fentress County, TN, Jackson County, TN, Overton County, TN, Pickett County, TN, Putnam County, TN, White County, TN
The radar
The Nashville radar (KOHX), 113 km from the middle of the area, began a volume at 16:53 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
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 4.8 hours before the alert went out and 331 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1348 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 68 m²/s²
- 0-3 km storm-relative helicity
- 78 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this winter weather advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Nashville, TN wrote its last area forecast discussion before this winter weather advisory went out at Feb 10, 10:32 AM CST, 17 minutes earlier.
Area forecast discussion, Feb 10, 10:32 AM CST, 17 minutes before
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</html>Hazardous weather outlook, Feb 10, 5:11 AM CST, 5 hours 38 minutes before
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</html>Nearby
Winter Weather Advisories in Tennessee, 2012Every winter weather advisory in 2012
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.