Alert archive / Tennessee / Tornado Warnings in 2002

Tornado Warning 27, NWS Nashville, TN

July 10, 2002Robertson County, Tennessee

NWS Nashville, TN issued this tornado warning at Jul 10, 2002, 2:11 PM CDT for Robertson County, Tennessee. It was in force for 34 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 10, 2002, 2:11 PM CDT (19:11 UTC)
Expired: Jul 10, 2002, 2:45 PM CDT
In force: 34 min
Issued by: NWS Nashville, TN
Area: Whole counties

County Robertson County, TN

The radar

The Nashville radar (KOHX), 42 km from the middle of the area, began a volume at 19:13 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, 7.2 hours before the alert went out and 50 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: 2163 J/kg
Mixed-layer CIN: -31 J/kg
Mixed-layer LCL: 692 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: 81 m²/s²
0-3 km storm-relative helicity: 56 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.

596 
WFUS54 KOHX 101911
TORBNA
TNC147-101945-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
210 PM CDT WED JUL 10 2002

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  ROBERTSON COUNTY IN TENNESSEE
  THIS INCLUDES THE CITY OF SPRINGFIELD

* UNTIL 245 PM CDT

* AT 207 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 9 MILES WEST OF SPRINGFIELD...MOVING SOUTHEAST AT 25 TO 30 MPH.

* THE TORNADO IS EXPECTED TO BE...
  4 MILES SOUTHWEST OF SPRINGFIELD AT 225 PM CDT
  OVER GREENBRIER AT 235 PM CDT
  OVER RIDGETOP AT 240 PM CDT
  9 MILES SOUTHWEST OF WHITE HOUSE AT 245 PM CDT

DOPPLER RADAR INDICATED A TORNADO MAY FORM AT ANY TIME. TAKE COVER
NOW. ABANDON MOBILE HOMES AND VEHICLES. MOVE TO A BASEMENT...AN
INTERIOR ROOM OR HALLWAY...ON THE LOWEST FLOOR.

$$
END/JAO
LAT...LON 3663 8705 3648 8718 3628 8679 3645 8664

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 10, 1:02 PM CDT	Severe Thunderstorm Warning	OHX	Clay, Macon, Robertson, Sumner	58 min
Jul 10, 1:17 PM CDT	Severe Thunderstorm Warning	OHX	Montgomery	43 min
Jul 10, 1:59 PM CDT	Severe Thunderstorm Warning	OHX	Montgomery, Robertson	61 min
Jul 10, 2:03 PM CDT	Severe Thunderstorm Warning	OHX	Stewart	52 min
Jul 10, 2:17 PM CDT	Severe Thunderstorm Warning	OHX	Bedford	48 min
Jul 10, 2:19 PM CDT	Severe Thunderstorm Warning	OHX	Fentress, Overton, Pickett	41 min
Jul 10, 2:31 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson	54 min
Jul 10, 3:39 PM CDT	Severe Thunderstorm Warning	OHX	Williamson	46 min
Jul 10, 3:43 PM CDT	Severe Thunderstorm Warning	OHX	Hickman, Humphreys	52 min
Jul 10, 5:15 PM CDT	Severe Thunderstorm Warning	OHX	Lewis, Perry	30 min

Nearby

Tornado Warnings in Tennessee, 2002 Every tornado warning in 2002 Tornadoes in 2002

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.