Alert archive / Tennessee / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 77, NWS Nashville, TN

April 8, 1998Grundy County, Warren County, Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at Apr 8, 1998, 1:51 PM CDT for Grundy County, Warren County, Tennessee. It was in force for 39 min. 2 reports 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: Apr 8, 1998, 1:51 PM CDT (18:51 UTC)
Expired: Apr 8, 1998, 2:30 PM CDT
In force: 39 min
Issued by: NWS Nashville, TN
Area: Whole counties

Counties Grundy County, TN, Warren County, TN

What was reported inside it

Time	Report	Where	Remark
Apr 8, 2:05 PM CDT	Hail 0.75	Morrison, TN	Dime size hail was reported by local law enforcement.
Apr 8, 2:10 PM CDT	Hail 0.75	Centertown, TN	Dime size hail was reported by local law enforcement.

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.

Issued	Product	Office	Lasted
Apr 8, 11:00 AM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 6.9 hours before the alert went out and 101 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: 5 J/kg
Mixed-layer CIN: -164 J/kg
Mixed-layer LCL: 1652 m above ground
0-6 km bulk shear: 75 kt
0-1 km storm-relative helicity: 140 m²/s²
0-3 km storm-relative helicity: 180 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 3.6

Open this sounding in Storm Lab

The text

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

595 
WUUS1 KBNA 081850 RRA
SVRBNA
TNC177-061-081930-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
151 PM CDT WED APR 8 1998
 
THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  230 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN MIDDLE TENNESSEE
 
   ...SOUTHERN WARREN COUNTY
 
IN SOUTHEAST TENNESSEE
 
   ...NORTHERN GRUNDY COUNTY
 
AT 150 PM CDT..WEATHER RADAR INDICATED A SEVERE THUNDERSTORM LOCATED
ALONG THE WARREN-GRUNDY COUNTY LINE AND WILL MOVE TO NEAR STEPPSVILLE
AND TARLTON BY 2 PM. THE STORM WAS MOVING NORTHEAST AT AROUND 30 MPH.
 
 
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.

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 Apr 8, 8:45 AM CDT, 5 hours 6 minutes earlier.

Area forecast discussion, Apr 8, 8:45 AM CDT, 5 hours 6 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NASHVILLE TN
845 AM CDT WED APR 8 1998

MID TN LOOKS TO GET POUNDED THIS AFTN. ONLY CHANGE TO PD 1 ZNS FOR MID
TN WUD BE MENTION OF POSSIBILITY OF SVR WX TH`IS AFTN. NO OTHER CHANGES
RECOMMENDED.

08

In the hours before

Local storm report, Apr 8, 1:03 PM CDT, 48 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
103 PM CDT WED APR 8 1998

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

1225 PM    FALL RIVER                TN   1 INCH HAIL. REPORTED BY
04/08/98   LAWRENCE                       LOCAL EMERGENCY MANAGEMENT.

1225 PM    5SE LAWRENCEBURG          TN   LARGE LIMBS DOWN. REPORTED
04/08/98   LAWRENCE                       BY LOCAL LAW ENFORCEMENT.

TROUTMAN

Local storm report, Apr 8, 1:03 PM CDT, 48 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
103 PM CDT WED APR 8 1998

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

1225 PM    FALL RIVER                TN   1 INCH HAIL. REPORTED BY
04/08/98   LAWRENCE                       LOCAL EMERGENCY MANAGEMENT.

1225 PM    5SE LAWRENCEBURG          TN   LARGE LIMBS DOWN. REPORTED
04/08/98   LAWRENCE                       BY LOCAL LAW ENFORCEMENT.

TROUTMAN

Local storm report, Apr 8, 1:09 PM CDT, 42 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
109 PM CDT WED APR 8 1998

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

1247 PM    PULASKI                   TN   .75 INCH HAIL. REPORTED BY
04/08/98   GILES                          LOCAL LAW ENFORCEMENT.

TROUTMAN

Local storm report, Apr 8, 1:09 PM CDT, 42 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
109 PM CDT WED APR 8 1998

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

1247 PM    PULASKI                   TN   .75 INCH HAIL. REPORTED BY
04/08/98   GILES                          LOCAL LAW ENFORCEMENT.

TROUTMAN

Local storm report, Apr 8, 1:36 PM CDT, 15 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
136 PM CDT WED APR 8 1998

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

134 PM     1S HOWELL                 TN   1.25 INCH HAIL. REPORTED BY
04/08/98   LINCOLN                        LOCAL LAW ENFORCEMENT.

TROUTMAN

Local storm report, Apr 8, 1:36 PM CDT, 15 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
136 PM CDT WED APR 8 1998

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

134 PM     1S HOWELL                 TN   1.25 INCH HAIL. REPORTED BY
04/08/98   LINCOLN                        LOCAL LAW ENFORCEMENT.

TROUTMAN

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 8, 2:52 AM CDT	Severe Thunderstorm Warning	OHX	Davidson	38 min
Apr 8, 3:25 AM CDT	Severe Thunderstorm Warning	OHX	Wilson	35 min
Apr 8, 3:41 AM CDT	Severe Thunderstorm Warning	OHX	Rutherford, Wilson	49 min
Apr 8, 3:52 AM CDT	Severe Thunderstorm Warning	OHX	Jackson	53 min
Apr 8, 4:07 AM CDT	Severe Thunderstorm Warning	OHX	Lawrence	38 min
Apr 8, 4:12 AM CDT	Severe Thunderstorm Warning	OHX	Overton	33 min
Apr 8, 4:30 AM CDT	Severe Thunderstorm Warning	OHX	White	45 min
Apr 8, 10:19 AM CDT	Severe Thunderstorm Warning	OHX	Decatur	46 min
Apr 8, 11:01 AM CDT	Severe Thunderstorm Warning	OHX	Benton	29 min
Apr 8, 11:26 AM CDT	Severe Thunderstorm Warning	OHX	Wayne	49 min
Apr 8, 11:31 AM CDT	Severe Thunderstorm Warning	OHX	Stewart	34 min
Apr 8, 11:42 AM CDT	Severe Thunderstorm Warning	OHX	Smith, Wilson	48 min
Apr 8, 11:42 AM CDT	Severe Thunderstorm Warning	OHX	Hickman	33 min
Apr 8, 11:46 AM CDT	Severe Thunderstorm Warning	OHX	Montgomery	29 min
Apr 8, 11:51 AM CDT	Severe Thunderstorm Warning	OHX	Lawrence	39 min
Apr 8, 12:03 PM CDT	Severe Thunderstorm Warning	OHX	Lewis	27 min
Apr 8, 12:09 PM CDT	Severe Thunderstorm Warning	OHX	Jackson	51 min
Apr 8, 12:17 PM CDT	Severe Thunderstorm Warning	OHX	Overton	28 min
Apr 8, 12:25 PM CDT	Tornado Warning	OHX	Giles, Lawrence	50 min
Apr 8, 12:39 PM CDT	Severe Thunderstorm Warning	OHX	Overton	36 min
Apr 8, 12:46 PM CDT	Severe Thunderstorm Warning	OHX	Davidson, Wilson	44 min
Apr 8, 1:00 PM CDT	Severe Thunderstorm Warning	OHX	Lincoln	45 min
Apr 8, 1:42 PM CDT	Severe Thunderstorm Warning	OHX	Franklin, Moore	48 min
Apr 8, 1:59 PM CDT	Severe Thunderstorm Warning	OHX	Sequatchie, Van Buren	31 min
Apr 8, 2:08 PM CDT	Severe Thunderstorm Warning	OHX	Bledsoe	52 min
Apr 8, 2:17 PM CDT	Tornado Warning	OHX	Bledsoe, Van Buren	43 min
Apr 8, 5:26 PM CDT	Severe Thunderstorm Warning	OHX	Decatur, Perry, Wayne	64 min
Apr 8, 5:45 PM CDT	Tornado Warning	OHX	Wayne	50 min
Apr 8, 6:00 PM CDT	Severe Thunderstorm Warning	OHX	Lawrence, Lewis	45 min
Apr 8, 6:21 PM CDT	Severe Thunderstorm Warning	OHX	Maury	69 min
Apr 8, 6:29 PM CDT	Severe Thunderstorm Warning	OHX	Lawrence, Wayne	61 min
Apr 8, 6:41 PM CDT	Tornado Warning	OHX	Lawrence	34 min
Apr 8, 6:45 PM CDT	Severe Thunderstorm Warning	OHX	Giles	45 min
Apr 8, 6:56 PM CDT	Severe Thunderstorm Warning	OHX	Marshall	64 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.