Alert archive / Tennessee / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 13, NWS Nashville, TN

March 1, 2007Stewart County, Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at Mar 1, 2007, 1:24 PM CST for Stewart County, Tennessee. It was in force for 21 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: Mar 1, 2007, 1:24 PM CST (19:24 UTC)
Expired: Mar 1, 2007, 1:45 PM CST
In force: 21 min
Issued by: NWS Nashville, TN
Area: Counties, with a storm outline in the text

County Stewart County, TN

The watch it was issued in

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

Issued	Product	Office	Lasted
Mar 1, 7:28 AM CST	Tornado Watch PDS	SPC	12 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 7.4 hours before the alert went out and 114 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: 869 m above ground
0-6 km bulk shear: 61 kt
0-1 km storm-relative helicity: 385 m²/s²
0-3 km storm-relative helicity: 550 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS54 KOHX 011924
SVROHX
TNC161-011945-
/O.NEW.KOHX.SV.W.0013.070301T1924Z-070301T1945Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
124 PM CST THU MAR 1 2007

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN STEWART COUNTY IN TENNESSEE

* UNTIL 145 PM CST

* AT 122 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS.  THESE STORMS WERE LOCATED ALONG A
  LINE EXTENDING FROM NORTHEASTERN STEWART COUNTY TO EXTREME SOUTH
  CENTRAL STEWART COUNTY...OR ALONG A LINE EXTENDING FROM 11 MILES
  NORTHEAST OF DOVER TO 8 MILES SOUTH OF DOVER...AND MOVING EAST AT
  35 MPH.

* SEVERE THUNDERSTORMS WILL BE OVER...
  RURAL EASTERN STEWART COUNTY AT 140 PM CST

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED... ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY
STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

LAT...LON 3668 8785 3637 8781 3640 8763 3663 8766

$$

21

1 follow-up statement

000 
WWUS54 KOHX 011937
SVSOHX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
136 PM CST THU MAR 1 2007

TNC161-011945-
/O.CON.KOHX.SV.W.0013.000000T0000Z-070301T1945Z/
STEWART TN-
136 PM CST THU MAR 1 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 145 PM CST
FOR EASTERN STEWART COUNTY...

AT 131 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS.  THESE STORMS WERE LOCATED
ALONG A LINE EXTENDING FROM EAST CENTRAL STEWART COUNTY TO SOUTH
CENTRAL STEWART COUNTY...OR ALONG A LINE EXTENDING FROM 12 MILES
NORTHEAST OF DOVER TO 6 MILES SOUTHEAST OF DOVER...MOVING EAST AT 35
MPH.

THE LINE OF SEVERE THUNDERSTORMS WILL OTHERWISE REMAIN OVER MAINLY
RURAL AREAS OF THE INDICATED COUNTY.

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED... ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY
STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

LAT...LON 3663 8787 3637 8781 3640 8763 3663 8766

$$

21

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 1, 12:34 AM CST	Severe Thunderstorm Warning	OHX	Benton	26 min
Mar 1, 12:42 AM CST	Severe Thunderstorm Warning	OHX	Perry	18 min
Mar 1, 1:35 AM CST	Severe Thunderstorm Warning	OHX	Stewart	10 min
Mar 1, 1:43 AM CST	Severe Thunderstorm Warning	OHX	Perry	17 min
Mar 1, 1:46 AM CST	Severe Thunderstorm Warning	OHX	Hickman	44 min
Mar 1, 2:10 AM CST	Severe Thunderstorm Warning	OHX	Dickson	35 min
Mar 1, 3:59 AM CST	Severe Thunderstorm Warning	OHX	Wayne	21 min
Mar 1, 2:58 PM CST	Severe Thunderstorm Warning	OHX	Dickson	32 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 2007 Every severe thunderstorm warning in 2007

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.