Alert archive / Tennessee / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 233, NWS Nashville, TN

May 31, 1998Stewart County, Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at May 31, 1998, 9:04 PM CDT for Stewart County, Tennessee. It was in force for 41 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: May 31, 1998, 9:04 PM CDT (02:04 UTC)
Expired: May 31, 1998, 9:45 PM CDT
In force: 41 min
Issued by: NWS Nashville, TN
Area: Whole counties

County Stewart County, TN

The radar

The Ft Campbell radar (KHPX), 56 km from the middle of the area, began a volume at 02:09 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 31, 9:55 PM CDT	Thunderstorm Wind 50	Dover, TN	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.

Issued	Product	Office	Lasted
May 31, 8:45 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 2.1 hours before the alert went out and 118 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: 3629 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 1064 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 156 m²/s²
0-3 km storm-relative helicity: 302 m²/s²
Significant tornado parameter: 5.1
Supercell composite: 21.7

Open this sounding in Storm Lab

The text

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

333 
WUUS1 KBNA 010206 RRA
SVRBNA
TNC161-010245-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
904 PM CDT SUN MAY 31 1998

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

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

* UNTIL 945 PM CDT

* AT 900 PM CDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A SEVERE THUNDERSTORM 24 MILES NORTHWEST OF DOVER OR 12 MILES
  NORTHWEST OF MODEL MOVING SOUTHEAST AT 40 MPH.

* SEVERE THUNDERSTORM WILL BE NEAR...
  MODEL AT 915 PM CDT
  FORT HENRY AT 920 PM CDT
  BUMPUS MILLS AT 930 PM CDT
  DOVER AT 935 PM CDT
  LEGATE AT 940 PM CDT

GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS A TORNADO
WATCH IS IN EFFECT. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO
PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING.

MAR

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 31, 7:03 PM CDT, 2 hours 1 minute earlier.

Area forecast discussion, May 31, 7:03 PM CDT, 2 hours 1 minute before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NASHVILLE TN
703 PM CDT SUN MAY 31 1998

SFC FNT STILL N OF OH RIVER AT 00Z AND MOVG SLOLY SEWD. RADAR SHOWS
ABSOLUTELY NOTHING HEADING TWD FA. STILL BLV WE WL SEE SOME ACTIVITY
ALONG THE FNT...ALTHO ANY TSRA STILL HRS AWAY.

THEREFORE RECOMMEND MENTION OF SVR BE REMOVED FROM MID TN ZNS FOR TNGT
W/ CHC OF TS PUSHED TO AFTER MIDNIGHT.

08

The office that day

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

Issued	Product	Office	Counties	Lasted
May 31, 9:50 PM CDT	Tornado Warning	OHX	Stewart	35 min
May 31, 9:59 PM CDT	Tornado Warning	OHX	Houston, Montgomery	51 min
May 31, 10:13 PM CDT	Severe Thunderstorm Warning	OHX	Dickson	47 min
May 31, 10:16 PM CDT	Severe Thunderstorm Warning	OHX	Sumner	49 min
May 31, 10:22 PM CDT	Severe Thunderstorm Warning	OHX	Pickett	18 min
May 31, 10:40 PM CDT	Tornado Warning	OHX	Sumner	35 min
May 31, 10:48 PM CDT	Tornado Warning	OHX	Cheatham	52 min
Jun 1, 12:44 AM CDT	Severe Thunderstorm Warning	OHX	Bedford	51 min
Jun 1, 1:04 AM CDT	Severe Thunderstorm Warning	OHX	Coffee, Rutherford	46 min
Jun 1, 2:05 AM CDT	Severe Thunderstorm Warning	OHX	Marshall	35 min
Jun 1, 2:07 AM CDT	Tornado Warning	OHX	Marshall	33 min
Jun 1, 2:14 AM CDT	Severe Thunderstorm Warning	OHX	Lincoln	61 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; radar from the NEXRAD Level II archive.