Alert archive / Tennessee / Tornado Warnings in 2017

Tornado Warning 28, NWS Memphis, TN

May 27, 2017Henry County, Weakley County, Tennessee

NWS Memphis, TN issued this tornado warning at May 27, 2017, 10:34 PM CDT for Henry County, Weakley County, Tennessee. It was in force for 11 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 27, 2017, 10:34 PM CDT (03:34 UTC)
Expired: May 27, 2017, 10:45 PM CDT
In force: 11 min
Issued by: NWS Memphis, TN
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Henry County, TN, Weakley County, TN

The radar

The Paducah radar (KPAH), 85 km from the middle of the area, began a volume at 03:35 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.

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 27, 5:13 PM CDT	Severe Thunderstorm Watch PDS	SPC	7 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 3.6 hours before the alert went out and 163 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: 2109 J/kg
Mixed-layer CIN: -21 J/kg
Mixed-layer LCL: 841 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 179 m²/s²
0-3 km storm-relative helicity: 175 m²/s²
Significant tornado parameter: 2.0
Supercell composite: 12.3

Open this sounding in Storm Lab

The text

As transmitted.

694 
WFUS54 KMEG 280334
TORMEG
TNC079-183-280400-
/O.NEW.KMEG.TO.W.0028.170528T0334Z-170528T0400Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Memphis TN
1034 PM CDT SAT MAY 27 2017

The National Weather Service in Memphis has issued a

* Tornado Warning for...
  Northeastern Weakley County in west Tennessee...
  Northwestern Henry County in western Tennessee...

* Until 1100 PM CDT
    
* At 1034 PM CDT, a severe thunderstorm producing a tornado was
  located over Palmersville, or 14 miles east of Martin, moving east
  at 60 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...
  Cottage Grove around 1040 PM CDT. 
  Paris around 1050 PM CDT. 

Other locations impacted by this tornadic thunderstorm include
Matheny Grove, Ore Springs, Jones Mill, Foundry Hill, Crossland,
Como, Buchanan, India, Mill Creek and Puryear.

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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3630 8816 3624 8875 3650 8876 3650 8816
TIME...MOT...LOC 0334Z 272DEG 52KT 3639 8860 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

1 follow-up statement

243 
WWUS54 KMEG 280345
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
1045 PM CDT SAT MAY 27 2017

TNC079-183-280355-
/O.CAN.KMEG.TO.W.0028.000000T0000Z-170528T0400Z/
Weakley TN-Henry TN-
1045 PM CDT SAT MAY 27 2017

...THE TORNADO WARNING FOR NORTHEASTERN WEAKLEY AND NORTHWESTERN
HENRY COUNTIES IS CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and is no longer producing a tornado. Therefore, the warning
has been cancelled.  However gusty winds are still possible with this
thunderstorm.

A severe thunderstorm watch remains in effect until midnight CDT for
western and west Tennessee.

Remember, a Severe Thunderstorm Warning still remains in effect for
Weakley county!

LAT...LON 3630 8816 3624 8875 3650 8876 3650 8816
TIME...MOT...LOC 0342Z 272DEG 52KT 3638 8840 

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
May 27, 7:03 PM CDT	Severe Thunderstorm Warning	MEG	Carroll, Henry, Obion, Weakley	42 min
May 27, 7:18 PM CDT	Severe Thunderstorm Warning	MEG	Benton, Carroll, Gibson, Henry, Obion, Weakley	42 min
May 27, 7:39 PM CDT	Severe Thunderstorm Warning	MEG	Crockett, Dyer, Gibson, Madison	18 min
May 27, 7:53 PM CDT	Severe Thunderstorm Warning	MEG	Decatur, Henderson	52 min
May 27, 8:00 PM CDT	Severe Thunderstorm Warning	MEG	Crockett, Dyer, Gibson, Lauderdale	24 min
May 27, 9:14 PM CDT	Severe Thunderstorm Warning	MEG	Carroll, Gibson, Henderson, Madison	18 min
May 27, 9:55 PM CDT	Severe Thunderstorm Warning	MEG	Dyer, Lake, Lauderdale, Obion	50 min
May 27, 9:58 PM CDT	Severe Thunderstorm Warning	MEG	Lauderdale	47 min
May 27, 10:00 PM CDT	Severe Thunderstorm Warning	MEG	Crockett, Dyer, Gibson, Haywood, Lauderdale, Madison	45 min
May 27, 10:23 PM CDT	Severe Thunderstorm Warning	MEG	Dyer, Gibson, Obion, Weakley	35 min
May 27, 10:29 PM CDT	Severe Thunderstorm Warning	MEG	Fayette, Haywood, Lauderdale, Shelby, Tipton	46 min
May 27, 10:38 PM CDT	Severe Thunderstorm Warning	MEG	Carroll, Crockett, Dyer, Gibson, Haywood, Lauderdale and 1 more	52 min
May 27, 10:49 PM CDT	Severe Thunderstorm Warning	MEG	Chester, Decatur, Hardin, Henderson, McNairy, Madison	41 min
May 27, 10:51 PM CDT	Severe Thunderstorm Warning	MEG	Fayette, Hardeman, Haywood, Madison, Shelby	54 min
May 27, 11:14 PM CDT	Tornado Warning	MEG	Chester, Decatur, Hardin, Henderson	13 min
May 27, 11:23 PM CDT	Severe Thunderstorm Warning	MEG	Chester, Decatur, Hardeman, Hardin, Henderson, McNairy and 1 more	52 min
May 27, 11:41 PM CDT	Severe Thunderstorm Warning	MEG	Fayette, Hardeman	36 min
May 28, 12:07 AM CDT	Special Weather Statement	MEG	Hardin, McNairy	38 min

Nearby

Tornado Warnings in Tennessee, 2017 Every tornado warning in 2017 Tornadoes 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; radar from the NEXRAD Level II archive.