Alert archive / Tennessee / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 210, NWS Nashville, TN

May 25, 1998Wayne County, Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at May 25, 1998, 2:58 PM CDT for Wayne County, Tennessee. It was in force for 67 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: May 25, 1998, 2:58 PM CDT (19:58 UTC)
Expired: May 25, 1998, 4:05 PM CDT
In force: 67 min
Issued by: NWS Nashville, TN
Area: Whole counties

County Wayne County, TN

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 8.0 hours before the alert went out and 146 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: 2174 J/kg
Mixed-layer CIN: -20 J/kg
Mixed-layer LCL: 774 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 52 m²/s²
0-3 km storm-relative helicity: 182 m²/s²
Significant tornado parameter: 0.7
Supercell composite: 5.8

Open this sounding in Storm Lab

The text

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

789 
WUUS1 KBNA 251959 RRA
SVRBNA
TNC181-252105-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
258 PM CDT MON MAY 25 1998

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WAYNE COUNTY IN MIDDLE TENNESSEE

* UNTIL 405 PM CDT

* AT 258 PM CDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A SEVERE THUNDERSTORM 15 MILES WEST OF WAYNESBORO OR 6 MILES
  SOUTH OF CLIFTON MOVING EAST AT 15 MPH.

* SEVERE THUNDERSTORM WILL BE NEAR...
  CLIFTON AT 310 PM CDT
  HOUSTON AT 315 PM CDT

DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY
BUILDING AND STAY AWAY FROM WINDOWS

BOYD

What forecasters said that day

The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at May 25, 1:40 PM CDT, 1 hour 18 minutes earlier.

Area forecast discussion, May 25, 1:40 PM CDT, 1 hour 18 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NASHVILLE TN
140 PM CDT MON MAY 25 1998

SFC BNDRY CURNTLY ALONG NRN MID TN...HENCE FOCUSING OF ACTIVITY ALONG
THE NRN FRINGES OF FA TDA.

12Z SOUNDING MODIFIED FOR 18Z SFC TEMP AND DEW PT GIVES CAPE OF 3701,
LI -11, SHOWALTER INDEX -7, TOTAL TOTAL OF 58, K-INDEX OF 28. SS1 ALSO
SHOWS CAP HAVING ERODED OVR MUCH OF SW TN. THINK SVR WX MIGHT DEVELOP
OVR THIS RGN LATER TDA AND MOVE EWD LATE AFTN/EARLY EVENING.

THETA-E/DEW PT RIDGE WL REMAIN IN PLACE OVR NRN MID TN THRU THIS
EVENING W/ GUD PVA INTO RGN. BLV SVR THREAT WL THEREFORE REMAIN AT
LEAST THRU EARLY EVENING HRS.

MODELS SHOW BNDRY SLOWLY SHIFTING SWD DURG NEXT 24H...SO BLV PRIMARY
AREA OF CONCERN BY TMRW WL BE IN SRN MID TN. HOWEVER...XPCT POPS TO
REMAIN IN FCST THRU PD 4...ALTHO THREAT OF SVR WX SHUD ONLY LAST THRU
TMRW.

NASHVILLE    69/81/64/85 6543     COOKEVILLE  66/78/61/82 6543
LAWRENCEBURG 71/84/66/86 5643     MCMINNVILLE 68/81/63/83 5643

08

In the hours before

Local storm report, May 25, 1:09 PM CDT, 1 hour 49 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
109 PM CDT MON MAY 25 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1256 PM    WATERTOWN                 TN   1 INCH HAIL
05/25/98   WILSON

Local storm report, May 25, 1:16 PM CDT, 1 hour 42 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
116 PM CDT MON MAY 25 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1251 PM    5 NW WATERTOWN            TN   1 INCH HAIL
05/25/98   WILSON

The office that day

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

Issued	Product	Office	Counties	Lasted
May 25, 12:30 PM CDT	Severe Thunderstorm Warning	OHX	Wilson	35 min
May 25, 12:44 PM CDT	Tornado Warning	OHX	Wilson	31 min
May 25, 12:59 PM CDT	Severe Thunderstorm Warning	OHX	DeKalb, Smith	51 min
May 25, 3:52 PM CDT	Severe Thunderstorm Warning	OHX	Decatur, Perry	63 min
May 25, 3:52 PM CDT	Severe Thunderstorm Warning	OHX	Humphreys	63 min
May 25, 4:24 PM CDT	Severe Thunderstorm Warning	OHX	Putnam	46 min
May 25, 5:35 PM CDT	Severe Thunderstorm Warning	OHX	Benton	50 min
May 25, 5:48 PM CDT	Severe Thunderstorm Warning	OHX	Humphreys	47 min
May 25, 6:53 PM CDT	Severe Thunderstorm Warning	OHX	Benton	52 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 1998 Every severe thunderstorm warning in 1998

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.