Alert archive / Tennessee / Tornado Warnings in 2017
Tornado Warning 66, NWS Memphis, TN
NWS Memphis, TN issued this tornado warning at Aug 31, 2017, 3:23 PM CDT for Decatur County, Tennessee. It was in force for 52 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
- Aug 31, 2017, 3:23 PM CDT (20:23 UTC)
- Expired
- Aug 31, 2017, 4:15 PM CDT
- In force
- 52 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
County Decatur County, TN
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 31, 11:13 AM CDT | Tornado Watch | SPC | 11 hr |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 8.4 hours before the alert went out and 145 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.
- Mixed-layer CAPE
- 198 J/kg
- Mixed-layer CIN
- -36 J/kg
- Mixed-layer LCL
- 462 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 128 m²/s²
- 0-3 km storm-relative helicity
- 123 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted.
503
WFUS54 KMEG 312023
TORMEG
TNC039-312115-
/O.NEW.KMEG.TO.W.0066.170831T2023Z-170831T2115Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Memphis TN
323 PM CDT THU AUG 31 2017
The National Weather Service in Memphis has issued a
* Tornado Warning for...
Decatur County in western Tennessee...
* Until 415 PM CDT
* At 323 PM CDT, a severe thunderstorm capable of producing a
tornado was located 9 miles northeast of Olive Hill, or 12 miles
northwest of Waynesboro, moving northwest at 40 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
Decaturville around 345 PM CDT.
Parsons around 355 PM CDT.
Other locations impacted by this tornadic thunderstorm include
Perryville, Gumdale, Busseltown, Jeannette, Wilkinstown, Haney, Bath
Springs, Mount Tabor, Garrett and Beacon.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a storm shelter or an interior room on the
lowest floor of a sturdy building. Avoid windows. If you are
outdoors, in a mobile home, or in a vehicle, move to the closest
substantial shelter and protect yourself from flying debris.
&&
LAT...LON 3539 8798 3539 8802 3542 8806 3541 8808
3554 8819 3584 8817 3580 8797 3576 8799
3572 8803 3566 8802 3562 8804 3552 8797
3551 8797 3548 8799 3547 8802 3545 8804
3542 8803 3541 8797
TIME...MOT...LOC 2023Z 150DEG 34KT 3540 8797
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$3 follow-up statements
851
WWUS54 KMEG 312048
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
348 PM CDT THU AUG 31 2017
TNC039-312115-
/O.CON.KMEG.TO.W.0066.000000T0000Z-170831T2115Z/
Decatur TN-
348 PM CDT THU AUG 31 2017
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 415 PM CDT FOR CENTRAL
DECATUR COUNTY...
At 348 PM CDT, a severe thunderstorm capable of producing a tornado
was located 8 miles southeast of Decaturville, or 13 miles southwest
of Linden, moving northwest at 20 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Parsons and Decaturville around 415 PM CDT.
Other locations impacted by this tornadic thunderstorm include Mount
Tabor, Perryville, Gumdale, Garrett, Hickory Forks, Largo,
Wilkinstown, Bible Hill, Mount Lebanon and Beacon.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a storm shelter or an interior room on the
lowest floor of a sturdy building. Avoid windows. If you are
outdoors, in a mobile home, or in a vehicle, move to the closest
substantial shelter and protect yourself from flying debris.
&&
LAT...LON 3544 8804 3554 8819 3578 8817 3570 8806
3565 8803 3562 8804 3552 8797 3551 8797
3548 8799 3547 8802 3545 8804
TIME...MOT...LOC 2048Z 146DEG 18KT 3548 8803
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$284
WWUS54 KMEG 312100
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
400 PM CDT THU AUG 31 2017
TNC039-312115-
/O.CON.KMEG.TO.W.0066.000000T0000Z-170831T2115Z/
Decatur TN-
400 PM CDT THU AUG 31 2017
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 415 PM CDT FOR CENTRAL
DECATUR COUNTY...
At 400 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Decaturville, or 14 miles west of Linden, moving
northwest at 35 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Parsons around 415 PM CDT.
Other locations impacted by this tornadic thunderstorm include Mount
Tabor, Garrett, Hickory Forks, Largo, Wilkinstown, Bible Hill, Mount
Lebanon and Beacon.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a storm shelter or an interior room on the
lowest floor of a sturdy building. Avoid windows. If you are
outdoors, in a mobile home, or in a vehicle, move to the closest
substantial shelter and protect yourself from flying debris.
&&
LAT...LON 3554 8819 3578 8817 3560 8806 3554 8802
3547 8808
TIME...MOT...LOC 2100Z 148DEG 31KT 3555 8809
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$369
WWUS54 KMEG 312114
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
414 PM CDT THU AUG 31 2017
TNC039-312123-
/O.EXP.KMEG.TO.W.0066.000000T0000Z-170831T2115Z/
Decatur TN-
414 PM CDT THU AUG 31 2017
...THE TORNADO WARNING FOR CENTRAL DECATUR COUNTY WILL EXPIRE AT 415
PM CDT...
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire. However gusty winds and heavy rain are still
possible with this thunderstorm.
A tornado watch remains in effect until 800 PM CDT for
portions of West Tennessee.
LAT...LON 3554 8819 3578 8817 3560 8806 3554 8802
3547 8808
TIME...MOT...LOC 2113Z 150DEG 34KT 3565 8816
$$
TLSJrThe office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 30, 9:13 PM CDT | River Flood Warning | MEG | Hardeman | 62 hr |
| Aug 31, 8:22 AM CDT | Flash Flood Warning | MEG | Dyer, Lauderdale | 3 hr |
| Aug 31, 12:01 PM CDT | Tornado Warning | MEG | Fayette | 44 min |
| Aug 31, 12:03 PM CDT | Tornado Warning | MEG | Fayette, Hardeman | 42 min |
| Aug 31, 12:43 PM CDT | Tornado Warning | MEG | Fayette, Hardeman | 47 min |
| Aug 31, 12:49 PM CDT | Tornado Warning | MEG | Shelby | 41 min |
| Aug 31, 1:24 PM CDT | Flash Flood Warning | MEG | Shelby | 3 hr |
| Aug 31, 1:49 PM CDT | Tornado Warning | MEG | Fayette, Hardeman | 41 min |
| Aug 31, 2:36 PM CDT | Flash Flood Warning | MEG | Fayette, Hardeman | 9 hr |
| Aug 31, 2:47 PM CDT | Tornado Warning | MEG | Hardin, McNairy | 43 min |
| Aug 31, 3:08 PM CDT | Flash Flood Warning | MEG | Shelby | 9 hr |
| Aug 31, 3:10 PM CDT | Tornado Warning | MEG | Hardin, McNairy | 32 min |
| Aug 31, 3:26 PM CDT | Tornado Warning | MEG | Chester, McNairy | 25 min |
| Aug 31, 3:29 PM CDT | Tornado Warning | MEG | Hardeman | 16 min |
| Aug 31, 4:43 PM CDT | Flash Flood Warning | MEG | Shelby | 6 hr |
| Aug 31, 5:21 PM CDT | Flash Flood Warning | MEG | Chester, Fayette, Hardeman, Hardin, Haywood, Henderson and 3 more | 6 hr |
| Aug 31, 6:08 PM CDT | Flash Flood Warning | MEG | Benton, Carroll, Chester, Decatur, Hardin, Henderson and 1 more | 6 hr |
Nearby
Tornado Warnings in Tennessee, 2017Every tornado warning in 2017Tornadoes in 2017
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.