Alert archive / Tennessee / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 188, NWS Nashville, TN

May 5, 2003Davidson County, Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at May 5, 2003, 7:15 PM CDT for Davidson County, Tennessee. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 5, 2003, 7:15 PM CDT (00:15 UTC)
Expired: May 5, 2003, 8:00 PM CDT
In force: 45 min
Issued by: NWS Nashville, TN
Area: Counties, with a storm outline in the text

County Davidson County, TN

The radar

The Nashville radar (KOHX), 21 km from the middle of the area, began a volume at 00:19 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.

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

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 5, 2:35 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 0.3 hours before the alert went out and 17 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: 968 J/kg
Mixed-layer CIN: -55 J/kg
Mixed-layer LCL: 645 m above ground
0-6 km bulk shear: 80 kt
0-1 km storm-relative helicity: 289 m²/s²
0-3 km storm-relative helicity: 301 m²/s²
Significant tornado parameter: 1.8
Supercell composite: 7.5

Open this sounding in Storm Lab

The text

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

189 
WUUS54 KOHX 060015
SVRBNA
TNC037-060100-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
712 PM CDT MON MAY 5 2003

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  DAVIDSON COUNTY IN TENNESSEE

* UNTIL 800 PM CDT

* AT 704 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 12 MILES WEST OF NASHVILLE...AROUND BELLEVUE...
  MOVING EAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  NASHVILLE BY 730 PM CDT
  6 MILES NORTHWEST OF OLD HICKORY AROUND 800 PM CDT

* OTHER LOCATIONS IN THE WARNING INCLUDE BERRY HILL AND LAKEWOOD

A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL 1000 PM
CDT MONDAY MORNING FOR TENNESSEE. REMAIN INDOORS AND AWAY FROM
WINDOWS UNTIL THE STORM PASSES. LARGE HAIL IS ONE OF THE BIGGEST
THREATS FROM THIS STORM.





&&

LAT...LON 3618 8693 3610 8693 3606 8662 3626 8652
          3629 8673

$$

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 5, 2:51 PM CDT, 4 hours 24 minutes earlier.

Area forecast discussion, May 5, 2:51 PM CDT, 4 hours 24 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NASHVILLE TN
251 PM CDT MON MAY 5 2003

SEVERE THUNDERSTORMS CONTINUED TODAY AFTER WIDESPREAD SEVERE
STORMS SWEPT THROUGH MIDDLE TENNESSEE OVERNIGHT. THERE HAVE
BEEN NUMEROUS REPORTS OF CONFIRMED TORNADOES AS WELL AS
LARGE HAIL AND WIND DAMAGE OVERNIGHT AND TODAY.

LATEST SURFACE ANALYSIS SHOWING A LOW PRESSURE CENTER OVER
THE CHICAGO AREA WITH AN ASSOCIATED COLD FRONT EXTENDING SOUTH
THROUGH ILLINOIS...SOUTHWEST MISSOURI...AND INTO ANOTHER LOW
PRESSURE CENTER OVER SOUTH CENTRAL OKLAHOMA. A WARM FRONT EXTENDED
FROM THE LOW OVER CHICAGO THROUGH CENTRAL OHIO...ACROSS WEST
VIRGINIA...INTO THE WESTERN CAROLINAS. SURFACE CONDITIONS OVER THE
FORECAST AREA WERE WARM AND MOIST WITH GUSTY SOUTH WINDS.

18Z SOUNDING FROM BNA INDICATED A VERY UNSTABLE ATMOSPHERE. LIFTED
INDEX WAS -9.1. SWEAT INDEX WAS 475. PRECIP WATER 1.42 INCHES.

THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS OVER MOST OF MIDDLE
TENNESSEE THROUGH TUESDAY MORNING. A STRONG MID LEVEL AND UPPER LEVEL
TROUGH WILL SWING THROUGH THE FORECAST AREA THIS EVENING AND
OVERNIGHT. WITH EXCESSIVE LOW LEVEL MOISTURE IN PLACE...THE TROUGH
WILL FURTHER DESTABILIZE THE ATMOSPHERE AND WILL LIKELY PRODUCED MORE
SEVERE STORMS. THE STORMS WILL FORM AHEAD OF THE APPROACHING COLD
FRONT AND THE MID AND UPPER LEVEL FLOW WILL MOVE THEM EAST
NORTHEAST ACROSS MIDDLE TENNESSEE.

.BNA...TORNADO WATCH UNTIL 10 PM CDT. DESTRUCTIVE TORNADOES...LARGE
HAIL...WIND GUSTS TO 70 MPH...DANGEROUS LIGHTNING...AND LOCALLY HEAVY
RAIN ARE ALL POSSIBLE IN THE MIDDLE TENNESSEE AREA.

05

Hazardous weather outlook, May 5, 5:30 AM CDT, 13 hours 45 minutes before

TNZ005>011-022>034-056>066-075>080-093>097-061030-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NASHVILLE TN
530 AM CDT MON MAY 5 2003

THIS HAZARDOUS WEATHER OUTLOOK IS FOR MIDDLE TENNESSEE.

.DAY ONE...TODAY AND TONIGHT
A STRONG STORM SYSTEM WILL CONTINUE TO AFFECT THE MID-STATE TODAY
AND TONIGHT. SHOWERS AND THUNDERSTORMS WILL BE SCATTERED TODAY AND
THAN BECOME A LITTLE MORE NUMEROUS AGAIN TONIGHT. THE AREA REMAINS
UNDER A MODERATE RISK OF SEVERE WEATHER...WITH THE POSSIBILITY OF
LARGE HAIL AND MORE ISOLATED TORNADOES.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY
A SERIES OF DISTURBANCE WILL CONTINUE TO BRING SCATTERED SHOWERS AND
THUNDERSTORMS TO THE AREA TUESDAY THROUGH FRIDAY. THERE IS A CHANCE
OF SEVERE WEATHER EACH OF THESE DAYS.

.SPOTTER INFORMATION STATEMENT...
SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL SHOULD REMAIN ALERT TODAY
AND TONIGHT FOR POSSIBLE ACTIVATION.

07

In the hours before

Local storm report, May 5, 4:52 PM CDT, 2 hours 23 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
0452 PM CDT MON MAY 05 2003

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

0435 PM    CLARKRANGE                TN   FLASH FLOOD
05/05/03   FENTRESS                       WATER COVERING
                                          HWY 127

ROSE

Local storm report, May 5, 4:53 PM CDT, 2 hours 22 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
0453 PM CDT MON MAY 05 2003

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

0440 PM    HOHENWALD                 TN   1.00 IN HAIL
05/05/03   LEWIS

ROSE

Local storm report, May 5, 4:57 PM CDT, 2 hours 18 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
0457 PM CDT MON MAY 05 2003

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

0453 PM    5 SW CENTERVILLE          TN   0.88 IN HAIL
05/05/03   HICKMAN

ROSE

Local storm report, May 5, 5:16 PM CDT, 1 hour 59 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
0516 PM CDT MON MAY 05 2003

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

0512 PM    MOUNT PLEASANT            TN   0.88 IN HAIL
05/05/03   MAURY

ROSE

Local storm report, May 5, 5:20 PM CDT, 1 hour 55 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
0520 PM CDT MON MAY 05 2003

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

0513 PM    MOUNT PLEASANT            TN   0.75 IN HAIL
05/05/03   MAURY                          OBSERVED AT THE MAURY
                                          COUNTY AIRPORT

ROSE

Local storm report, May 5, 6:46 PM CDT, 29 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
0646 PM CDT MON MAY 05 2003

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

0640 PM    5 NE TULLAHOMA            TN   1.00 IN HAIL
05/05/03   COFFEE

0638 PM    1 N TULLAHOMA             TN   0.88 IN HAIL
05/05/03   COFFEE

ROSE

The office that day

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

Issued	Product	Office	Counties	Lasted
May 5, 7:25 PM CDT	Flash Flood Warning	OHX	Cheatham, Davidson, Dickson	3 hr
May 5, 7:32 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Dickson	33 min
May 5, 7:55 PM CDT	Severe Thunderstorm Warning	OHX	Rutherford	35 min
May 5, 8:37 PM CDT	Flash Flood Warning	OHX	Cannon, DeKalb, Rutherford, Wilson	3 hr
May 5, 8:58 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson	32 min
May 5, 9:14 PM CDT	Severe Thunderstorm Warning	OHX	Sumner, Wilson	46 min
May 5, 9:28 PM CDT	Flash Flood Warning	OHX	Benton, Cannon, Cheatham, Cumberland, Davidson, DeKalb and 9 more	3 hr
May 5, 10:04 PM CDT	Severe Thunderstorm Warning	OHX	Wilson	41 min
May 6, 4:24 AM CDT	Severe Thunderstorm Warning	OHX	Lawrence, Lewis	51 min
May 6, 4:32 AM CDT	Tornado Warning	OHX	Lawrence	28 min
May 6, 4:50 AM CDT	Severe Thunderstorm Warning	OHX	Wayne	40 min
May 6, 4:56 AM CDT	Tornado Warning	OHX	Giles, Lawrence	34 min
May 6, 5:18 AM CDT	Flash Flood Warning	OHX	Giles, Lawrence, Lewis, Marshall, Maury, Wayne	3 hr
May 6, 5:18 AM CDT	Tornado Warning	OHX	Lawrence, Wayne	42 min
May 6, 5:21 AM CDT	Tornado Warning	OHX	Lincoln, Marshall	39 min
May 6, 5:53 AM CDT	Tornado Warning	OHX	Bedford, Moore	37 min
May 6, 5:58 AM CDT	Tornado Warning	OHX	Giles, Lawrence	32 min
May 6, 6:32 AM CDT	Tornado Warning	OHX	Giles, Lincoln	43 min
May 6, 6:37 AM CDT	Tornado Warning	OHX	Giles, Lincoln	38 min
May 6, 6:43 AM CDT	Flash Flood Warning	OHX	Bedford, Coffee	4 hr
May 6, 7:13 AM CDT	Tornado Warning	OHX	Lincoln, Moore	32 min
May 6, 7:16 AM CDT	Tornado Warning	OHX	Lincoln, Moore	29 min
May 6, 7:41 AM CDT	Tornado Warning	OHX	Coffee	34 min
May 6, 7:47 AM CDT	Flash Flood Warning	OHX	Lincoln, Moore	3 hr
May 6, 7:57 AM CDT	Flash Flood Warning	OHX	Franklin	3 hr
May 6, 8:07 AM CDT	Flash Flood Warning	OHX	Giles, Lawrence, Marshall	113 min
May 6, 8:17 AM CDT	Tornado Warning	OHX	Grundy	28 min
May 6, 8:53 AM CDT	Flash Flood Warning	OHX	Grundy, Warren	2 hr
May 6, 9:48 AM CDT	Flash Flood Warning	OHX	Giles, Lawrence, Marshall	117 min
May 6, 10:47 AM CDT	Flash Flood Warning	OHX	Bedford, Coffee, Lincoln, Moore	118 min
May 6, 11:10 AM CDT	Flash Flood Warning	OHX	Franklin	110 min
May 6, 12:44 PM CDT	Flash Flood Warning	OHX	Bedford, Coffee, Grundy, Warren	2 hr

Nearby

Severe Thunderstorm Warnings in Tennessee, 2003 Every severe thunderstorm warning in 2003

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; radar from the NEXRAD Level II archive.