Alert archive / Tennessee / Tornado Warnings in 2008

Tornado Warning 55, NWS Nashville, TN

May 8, 2008Giles County, Tennessee

NWS Nashville, TN issued this tornado warning at May 8, 2008, 1:42 PM CDT for Giles County, Tennessee. It was in force for 21 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: May 8, 2008, 1:42 PM CDT (18:42 UTC)
Expired: May 8, 2008, 2:03 PM CDT
In force: 21 min
Issued by: NWS Nashville, TN
Area: Storm-based polygon

County Giles County, TN

The radar

The Northeast Alabama radar (KHTX), 79 km from the middle of the area, began a volume at 18:44 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.

What was reported inside it

Time	Report	Where	Remark
May 8, 1:45 PM CDT	TORNADO	5 Se Pulaski, TN	EF0 TORNADO WITH WINDS OF 65-85 MPH HIT GILES COUNTY IN A FORESTED AREA. THERE WAS NO PROPERTY DAMAGE. TREES WERE UPROOTED, SNAPPED AND SOME TREES WERE TWISTED. THE PATH LENTH WAS ONE MILE AND THE PATH WIDTH WAS ABOUT 50 YARDS.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 6.7 hours before the alert went out and 117 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: 1859 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 97 m²/s²
0-3 km storm-relative helicity: 170 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 
WFUS54 KOHX 081842
TOROHX
TNC055-081915-
/O.NEW.KOHX.TO.W.0055.080508T1842Z-080508T1915Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
142 PM CDT THU MAY 8 2008

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  EAST CENTRAL GILES COUNTY IN TENNESSEE...

* UNTIL 215 PM CDT

* AT 142 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR ELKTON...OR
  9 MILES SOUTHEAST OF PULASKI...MOVING NORTHEAST AT 38 MPH.

* THE TORNADO WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE
  INDICATED COUNTY.

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

LAT...LON 3506 8695 3512 8708 3529 8682 3503 8683
TIME...MOT...LOC 1842Z 239DEG 33KT 3511 8690

$$

07

1 follow-up statement

000 
WWUS54 KOHX 081903
SVSOHX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
203 PM CDT THU MAY 8 2008

TNC055-081913-
/O.CAN.KOHX.TO.W.0055.000000T0000Z-080508T1915Z/
GILES TN-
203 PM CDT THU MAY 8 2008

...THE TORNADO WARNING FOR SOUTHEASTERN GILES COUNTY IS CANCELLED...

LAT...LON 3506 8695 3512 8708 3529 8682 3503 8683
TIME...MOT...LOC 1903Z 239DEG 33KT 3521 8670

$$

ROSE

The office that day

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

Issued	Product	Office	Counties	Lasted
May 8, 12:29 PM CDT	Tornado Warning	OHX	Lawrence, Wayne	31 min
May 8, 12:59 PM CDT	Tornado Warning	OHX	Giles, Lawrence	31 min
May 8, 1:12 PM CDT	Tornado Warning	OHX	Giles	33 min
May 8, 1:26 PM CDT	Severe Thunderstorm Warning	OHX	Giles, Marshall, Maury	34 min

Nearby

Tornado Warnings in Tennessee, 2008 Every tornado warning in 2008 Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.