Alert archive / Tennessee / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 304, NWS Nashville, TN

June 13, 1998Houston County, Humphreys County, Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at Jun 13, 1998, 12:50 AM CDT for Houston County, Humphreys County, Tennessee. It was in force for 50 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: Jun 13, 1998, 12:50 AM CDT (05:50 UTC)
Expired: Jun 13, 1998, 1:40 AM CDT
In force: 50 min
Issued by: NWS Nashville, TN
Area: Whole counties

Counties Houston County, TN, Humphreys County, TN

What was reported inside it

Time	Report	Where	Remark
Jun 13, 1:00 AM CDT	Thunderstorm Wind 50	Mc Ewen, TN	Electric compnay reported a couple of trees were blown down on Highway 231 and White Oak Creek.

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 nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 5.8 hours before the alert went out and 103 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: 1825 J/kg
Mixed-layer CIN: -12 J/kg
Mixed-layer LCL: 1473 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 76 m²/s²
0-3 km storm-relative helicity: 79 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 4.6

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 Jun 12, 8:15 PM CDT, 4 hours 35 minutes earlier.

Area forecast discussion, Jun 12, 8:15 PM CDT, 4 hours 35 minutes before

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In the hours before

Special weather statement, Jun 12, 9:10 PM CDT, 3 hours 40 minutes before

TNZ005>011-022>033-055>065-075>082-093>098-130810-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
910 PM CDT FRI JUN 12 1998

...SCATTERED THUNDERSTORMS EXPECTED OVER MUCH OF THE MID-STATE
   TONIGHT...

A COLD FRONT...MOVING SOUTHWARD OUT OF KENTUCKY...WILL SPREAD
SCATTERED THUNDERSTORMS INTO MIDDLE TENNESSEE TONIGHT. SOME OF
THESE STORMS COULD BECOME STRONG...WITH HEAVY RAINFALL. A FEW
STORMS COULD ALSO BECOME SEVERE WITH DAMAGING WINDS AND LARGE
HAIL... ESPECIALLY IN THE NORTH AROUND WAVERLY...CLARKSVILLE...
NASHVILLE...COOKEVILLE AND DALE HOLLOW LAKE.

EXPECT MOST OF THE STORMS TO SPREAD IN AFTER MIDNIGHT...REACHING
THE NORTHERN PLATEAU TOWARD MORNING.

Special weather statement, Jun 12, 9:10 PM CDT, 3 hours 40 minutes before

TNZ005>011-022>033-055>065-075>082-093>098-130810-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
910 PM CDT FRI JUN 12 1998

...SCATTERED THUNDERSTORMS EXPECTED OVER MUCH OF THE MID-STATE
   TONIGHT...

A COLD FRONT...MOVING SOUTHWARD OUT OF KENTUCKY...WILL SPREAD
SCATTERED THUNDERSTORMS INTO MIDDLE TENNESSEE TONIGHT. SOME OF
THESE STORMS COULD BECOME STRONG...WITH HEAVY RAINFALL. A FEW
STORMS COULD ALSO BECOME SEVERE WITH DAMAGING WINDS AND LARGE
HAIL... ESPECIALLY IN THE NORTH AROUND WAVERLY...CLARKSVILLE...
NASHVILLE...COOKEVILLE AND DALE HOLLOW LAKE.

EXPECT MOST OF THE STORMS TO SPREAD IN AFTER MIDNIGHT...REACHING
THE NORTHERN PLATEAU TOWARD MORNING.

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 12, 11:50 PM CDT	Severe Thunderstorm Warning	OHX	Stewart	60 min
Jun 13, 1:11 AM CDT	Severe Thunderstorm Warning	OHX	Dickson	49 min
Jun 13, 2:37 AM CDT	Severe Thunderstorm Warning	OHX	Wayne	33 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.