Alert archive / Tennessee / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 123, NWS Memphis, TN

May 25, 2000Carroll County, Gibson County, Tennessee

NWS Memphis, TN issued this severe thunderstorm warning at May 25, 2000, 1:44 AM CDT for Carroll County, Gibson County, Tennessee. It was in force for 46 min. 2 reports came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued: May 25, 2000, 1:44 AM CDT (06:44 UTC)
Expired: May 25, 2000, 2:30 AM CDT
In force: 46 min
Issued by: NWS Memphis, TN
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Carroll County, TN, Gibson County, TN

What was reported inside it

Time	Report	Where	Remark
May 25, 2:15 AM CDT	Thunderstorm Wind	Countywide, TN	Numerous trees were blown down across the county. Some of the trees fell on houses damaging at least two of them.
May 25, 2:30 AM CDT	Tornado F1	Camden, TN	Trees and power lines 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 24, 11:45 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 6.7 hours before the alert went out and 170 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: 3627 J/kg
Mixed-layer CIN: -1 J/kg
Mixed-layer LCL: 775 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 54 m²/s²
0-3 km storm-relative helicity: 100 m²/s²
Significant tornado parameter: 1.6
Supercell composite: 6.1

Open this sounding in Storm Lab

The text

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

707 
WUUS54 KMEG 250644
SVRMEM
TNC017-053-250730-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
144 AM CDT THU MAY 25 2000

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CARROLL COUNTY IN NORTHWEST TENNESSEE
  GIBSON COUNTY IN NORTHWEST TENNESSEE

* UNTIL 230 AM CDT

* AT 140 AM CDT...WEATHER SERVICE RADAR INDICATED A SEVERE
  THUNDERSTORM 5 MILES NORTHWEST OF MILAN...MOVING EAST AT 50 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  ATWOOD AROUND 150 AM CDT
  MCLEMORESVILLE...TREZEVANT AROUND 155 AM CDT
  MIDDLE FORK AROUND 200 AM CDT
  HUNTINGDON AROUND 205 AM CDT
  CLARKSBURG AROUND 210 AM CDT
  BRUCETON...BUENA VISTA AROUND 215 AM CDT

.THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE
FOR DAMAGING WINDS...LARGE HAIL...AND DEADLY LIGHTNING.

LAT...LON 3605 8887 3587 8888 3580 8790 3605 8789

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 Memphis, TN wrote its last area forecast discussion before this severe thunderstorm warning went out at May 24, 8:15 PM CDT, 5 hours 29 minutes earlier.

Area forecast discussion, May 24, 8:15 PM CDT, 5 hours 29 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MEMPHIS TN
815 PM CDT WED MAY 24 2000

WILL UPDATE TO MAKE ONLY A SMALL CHANGE...THAT IS CHANGE THE
ZONES THAT HAVE MOSTLY CLOUDY FOR TONIGHT TO INCREASING CLOUDS.
SATELLITE SHOWS SKIES HAVE CLEARED ACROSS MOST OF THE AREA.
HOWEVER...MCC NOW SPREADING INTO SOUTHERN MO WITH ASSOCIATED CLOUD
SHIELD SPREADING EASTWARD. LATEST SURFACE ANALYSIS SHOWS
COLD FRONT ACROSS SOUTHERN MO INTO SOUTHERN IL. LATEST RUC
INDICATES THIS FRONT ONLY SAGGING SLOWLY SOUTHWARD INTO NORTHEAST
AR AND NORTHWEST TN BY LATE TONIGHT. EXPECT MCC AND ASSOCIATED
STORMS TO CONTINUE MOVING EASTWARD ALONG THE FRONT AFFECTING OUR AREA
LATER TONIGHT. CURRENT POPS OK...BUT MAY HAVE TO UPDATE LATER TO
INCREASE FOR NORTHERN AREAS. FORECAST LOWS OK.

.MEM...NONE.

N

The office that day

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

Issued	Product	Office	Counties	Lasted
May 25, 12:34 AM CDT	Severe Thunderstorm Warning	MEG	Lake	26 min
May 25, 12:48 AM CDT	Severe Thunderstorm Warning	MEG	Dyer, Obion	42 min
May 25, 1:05 AM CDT	Severe Thunderstorm Warning	MEG	Gibson, Weakley	40 min
May 25, 1:10 AM CDT	Severe Thunderstorm Warning	MEG	Crockett, Lauderdale	35 min
May 25, 1:33 AM CDT	Severe Thunderstorm Warning	MEG	Henry	42 min
May 25, 2:06 AM CDT	Severe Thunderstorm Warning	MEG	Henderson	39 min
May 25, 2:38 AM CDT	Severe Thunderstorm Warning	MEG	Decatur	37 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 2000 Every severe thunderstorm warning in 2000

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.