Alert archive / Tennessee / Tornado Warnings in 2017

Tornado Warning 29, NWS Nashville, TN

May 27, 2017Cumberland County, Putnam County, Tennessee

NWS Nashville, TN issued this tornado warning at May 27, 2017, 8:25 PM CDT for Cumberland County, Putnam County, Tennessee. It was in force for 35 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: May 27, 2017, 8:25 PM CDT (01:25 UTC)
Expired: May 27, 2017, 9:00 PM CDT
In force: 35 min
Issued by: NWS Nashville, TN
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

Counties Cumberland County, TN, Putnam County, TN

The radar

The Nashville radar (KOHX), 115 km from the middle of the area, began a volume at 01:26 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.

What was reported inside it

Time	Report	Where	Remark
May 27, 8:34 PM CDT	TSTM WND DMG	6 Sse Monterey, TN	SEVERAL TREES AND POWER LINES DOWN AT CAMP NAKANAWA NEAR MAYLAND
May 27, 8:35 PM CDT	TSTM WND DMG	5 N Pleasant Hill, TN	SEVERAL POWER POLES WERE BLOWN DOWN ON JIM GARRETT ROAD
May 27, 8:40 PM CDT	TSTM WND DMG	4 W Crossville, TN	FRONT PORCH CAVED IN ON HOME AND TREES DOWN ACROSS DRIVEWAY ON POMONA ROAD NEAR HIGHWAY 70

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

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, 1:36 PM CDT	Severe Thunderstorm Watch	SPC	7 hr
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, 1.4 hours before the alert went out and 117 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.

790 
WFUS54 KOHX 280125
TOROHX
TNC035-141-280200-
/O.NEW.KOHX.TO.W.0029.170528T0125Z-170528T0200Z/

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

The National Weather Service in Nashville has issued a

* Tornado Warning for...
  Northwestern Cumberland County in Middle Tennessee...
  Southeastern Putnam County in Middle Tennessee...

* Until 900 PM CDT
    
* At 825 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Monterey, or 9 miles east of Cookeville, moving
  southeast at 60 mph.

  HAZARD...Tornado and quarter size hail. 

  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...
  Monterey around 830 PM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement 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 3609 8546 3618 8541 3613 8504 3595 8510
TIME...MOT...LOC 0125Z 292DEG 54KT 3612 8535 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

Shamburger

3 follow-up statements

815 
WWUS54 KOHX 280137
SVSOHX

Severe Weather Statement
National Weather Service Nashville TN
837 PM CDT SAT MAY 27 2017

TNC035-141-280200-
/O.CON.KOHX.TO.W.0029.000000T0000Z-170528T0200Z/
Cumberland TN-Putnam TN-
837 PM CDT SAT MAY 27 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CDT FOR
NORTHWESTERN CUMBERLAND AND SOUTHEASTERN PUTNAM COUNTIES...
    
At 836 PM CDT, a severe thunderstorm capable of producing a tornado
was located 7 miles southeast of Monterey, or 9 miles northwest of
Crossville, moving east at 60 mph.

HAZARD...Tornado and quarter size hail. 

SOURCE...Radar indicated rotation. Widespread wind damage has been 
         reported across Putnam County with this storm. 

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 tornadic thunderstorm will remain over mainly rural areas of
northwestern Cumberland and southeastern Putnam Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement 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 3613 8504 3595 8510 3604 8534 3616 8530
TIME...MOT...LOC 0136Z 292DEG 54KT 3605 8515 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

Shamburger

594 
WWUS54 KOHX 280147
SVSOHX

Severe Weather Statement
National Weather Service Nashville TN
847 PM CDT SAT MAY 27 2017

TNC141-280156-
/O.CAN.KOHX.TO.W.0029.000000T0000Z-170528T0200Z/
Putnam TN-
847 PM CDT SAT MAY 27 2017

...THE TORNADO WARNING FOR SOUTHEASTERN PUTNAM COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. therefore the warning has been cancelled.

A severe thunderstorm watch remains in effect until midnight CDT for
Middle Tennessee.

LAT...LON 3613 8504 3595 8510 3599 8522 3614 8509
TIME...MOT...LOC 0146Z 294DEG 42KT 3601 8508 

$$

TNC035-280200-
/O.CON.KOHX.TO.W.0029.000000T0000Z-170528T0200Z/
Cumberland TN-
847 PM CDT SAT MAY 27 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CDT FOR
NORTHWESTERN CUMBERLAND COUNTY...
    
At 846 PM CDT, a severe thunderstorm capable of producing a tornado 
was located 3 miles northwest of Crossville, moving southeast at 50 
mph.

HAZARD...Tornado and quarter size hail. 

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. 

Locations impacted include...
Pleasant Hill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement 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 3613 8504 3595 8510 3599 8522 3614 8509
TIME...MOT...LOC 0146Z 294DEG 42KT 3601 8508 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

Shamburger

060 
WWUS54 KOHX 280152
SVSOHX

Severe Weather Statement
National Weather Service Nashville TN
852 PM CDT SAT MAY 27 2017

TNC035-280202-
/O.EXP.KOHX.TO.W.0029.000000T0000Z-170528T0200Z/
Cumberland TN-
852 PM CDT SAT MAY 27 2017

...THE TORNADO WARNING FOR NORTHWESTERN CUMBERLAND COUNTY WILL EXPIRE
AT 900 PM CDT...
        
The storm which prompted the warning has moved out of the area.
Therefore the warning will be allowed to expire.

A severe thunderstorm watch remains in effect until midnight CDT for
Middle Tennessee.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Nashville.

LAT...LON 3613 8504 3595 8510 3599 8522 3614 8509
TIME...MOT...LOC 0152Z 292DEG 54KT 3598 8498 

$$

Shamburger

The office that day

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

Issued	Product	Office	Counties	Lasted
May 27, 7:15 PM CDT	Severe Thunderstorm Warning	OHX	Davidson, Macon, Robertson, Smith, Sumner, Trousdale and 1 more	30 min
May 27, 7:18 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Dickson, Rutherford, Smith, Sumner and 2 more	27 min
May 27, 7:19 PM CDT	Severe Thunderstorm Warning	OHX	Fentress, Overton, Pickett	26 min
May 27, 7:20 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Dickson, Hickman, Houston, Humphreys and 2 more	25 min
May 27, 7:22 PM CDT	Severe Thunderstorm Warning	OHX	Houston, Montgomery, Stewart	23 min
May 27, 7:24 PM CDT	Severe Thunderstorm Warning	OHX	Cumberland, Overton, Putnam, White	36 min
May 27, 7:41 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Dickson, Houston, Humphreys, Montgomery, Robertson and 1 more	34 min
May 27, 7:43 PM CDT	Severe Thunderstorm Warning	OHX	Clay, DeKalb, Jackson, Macon, Putnam, Smith and 2 more	32 min
May 27, 7:47 PM CDT	Severe Thunderstorm Warning	OHX	Cannon, Davidson, DeKalb, Putnam, Rutherford, Smith and 2 more	28 min
May 27, 7:49 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Dickson, Hickman, Humphreys, Williamson	26 min
May 27, 7:54 PM CDT	Severe Thunderstorm Warning	OHX	Cumberland	36 min
May 27, 8:06 PM CDT	Severe Thunderstorm Warning	OHX	Clay, Cumberland, Fentress, Jackson, Overton, Pickett and 1 more	54 min
May 27, 8:09 PM CDT	Severe Thunderstorm Warning	OHX	Cannon, Cumberland, DeKalb, Putnam, Van Buren, Warren and 1 more	66 min
May 27, 8:16 PM CDT	Special Weather Statement	OHX	Hickman, Lewis, Maury, Perry, Williamson	44 min
May 27, 8:21 PM CDT	Tornado Warning	OHX	Cumberland	13 min
May 27, 8:26 PM CDT	Severe Thunderstorm Warning	OHX	Hickman	19 min
May 27, 8:27 PM CDT	Tornado Warning	OHX	Van Buren, White	21 min
May 27, 8:43 PM CDT	Severe Thunderstorm Warning	OHX	Giles, Hickman, Lewis, Marshall, Maury	32 min
May 27, 8:45 PM CDT	Tornado Warning	OHX	Cumberland	30 min
May 27, 8:56 PM CDT	Severe Thunderstorm Warning	OHX	Marshall, Maury	34 min
May 27, 8:57 PM CDT	Severe Thunderstorm Warning	OHX	Cumberland, Van Buren, Warren, White	18 min
May 27, 9:01 PM CDT	Special Weather Statement	OHX	Lewis, Wayne	29 min
May 27, 9:11 PM CDT	Special Weather Statement	OHX	Grundy	64 min
May 27, 9:14 PM CDT	Severe Thunderstorm Warning	OHX	Bedford, Giles, Marshall	31 min
May 27, 9:17 PM CDT	Severe Thunderstorm Warning	OHX	Bedford, Marshall, Rutherford	17 min
May 27, 9:22 PM CDT	Special Weather Statement	OHX	Giles, Lawrence, Wayne	53 min
May 27, 10:36 PM CDT	Special Weather Statement	OHX	Wayne	39 min
May 27, 11:59 PM CDT	Special Weather Statement	OHX	Wayne	46 min
May 28, 12:36 AM CDT	Special Weather Statement	OHX	Lawrence	39 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.