Alert archive / Tennessee / Tornado Warnings in 1999

Tornado Warning 13, NWS Memphis, TN

January 17, 1999Hardeman County, Tennessee

NWS Memphis, TN issued this tornado warning at Jan 17, 1999, 6:43 PM CST for Hardeman County, Tennessee. It was in force for 47 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jan 17, 1999, 6:43 PM CST (00:43 UTC)
Expired
Jan 17, 1999, 7:30 PM CST
In force
47 min
Issued by
NWS Memphis, TN
Area
Whole counties

County Hardeman County, TN

What was reported inside it

TimeReportWhereRemark
Jan 17, 7:15 PM CSTThunderstorm WindMiddleton, TNA church steeple was damaged. Numerous trees were blown down.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

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

IssuedProductOfficeLasted
Jan 17, 2:30 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 0.7 hours before the alert went out and 97 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-pSkew-T log-p diagram, Little Rock, AR at 00:00Z on 1999-01-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 00:00Z on 1999-01-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 74 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
2449 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
74 m²/s²
0-3 km storm-relative helicity
111 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.

999 
WFUS1 KMEM 180042 RRA
TORMEM
TNC069-180130-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
643 PM CST SUN JAN 17 1999


THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* TORNADO WARNING FOR...
  HARDEMAN COUNTY IN WESTERN TENNESSEE

* UNTIL 730 PM CST

* AT 642 PM CST... DOPPLER RADAR INDICATED A TORNADO JUST SOUTH OF
  LAGRANGE MOVING NORTHEAST AT 30 MPH.

* THE TORNADO WILL BE NEAR...
  GRAND JUNCTION BY 650 PM CST
  SAULSBURY BY 700 PM CST

.THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A PLACE OF SAFETY...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 17, 6:01 PM CSTSevere Thunderstorm WarningMEGFayette64 min
Jan 17, 6:08 PM CSTTornado WarningMEGMadison47 min
Jan 17, 6:14 PM CSTTornado WarningMEGCrockett, Gibson36 min
Jan 17, 6:17 PM CSTSevere Thunderstorm WarningMEGWeakley48 min
Jan 17, 6:28 PM CSTSevere Thunderstorm WarningMEGHardeman47 min
Jan 17, 6:31 PM CSTSevere Thunderstorm WarningMEGCarroll, Henry49 min
Jan 17, 6:33 PM CSTTornado WarningMEGFayette37 min
Jan 17, 6:35 PM CSTTornado WarningMEGHenderson50 min
Jan 17, 6:38 PM CSTTornado WarningMEGCarroll47 min
Jan 17, 6:40 PM CSTSevere Thunderstorm WarningMEGChester35 min
Jan 17, 6:45 PM CSTSevere Thunderstorm WarningMEGShelby50 min
Jan 17, 6:53 PM CSTSevere Thunderstorm WarningMEGMcNairy62 min
Jan 17, 7:01 PM CSTTornado WarningMEGChester, McNairy49 min
Jan 17, 7:23 PM CSTSevere Thunderstorm WarningMEGHardin62 min
Jan 17, 7:38 PM CSTFlash Flood WarningMEGHardeman, McNairy3 hr
Jan 17, 7:38 PM CSTFlash Flood WarningMEGFayette3 hr
Jan 17, 7:48 PM CSTTornado WarningMEGHardin47 min

Nearby

Tornado Warnings in Tennessee, 1999Every tornado warning in 1999Tornadoes in 1999

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.