Alert archive / Tennessee / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 92, NWS Nashville, TN

June 2, 2021Cheatham County, Montgomery County, Robertson County, Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at Jun 2, 2021, 9:46 PM CDT for Cheatham County, Montgomery County, Robertson County, Tennessee. It was in force for 14 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: Jun 2, 2021, 9:46 PM CDT (02:46 UTC)
Expired: Jun 2, 2021, 10:00 PM CDT
In force: 14 min
Issued by: NWS Nashville, TN
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Cheatham County, TN, Montgomery County, TN, Robertson County, TN

The radar

The Ft Campbell radar (KHPX), 35 km from the middle of the area, began a volume at 02:45 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 nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 2.8 hours before the alert went out and 56 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: 389 J/kg
Mixed-layer CIN: -48 J/kg
Mixed-layer LCL: 931 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 190 m²/s²
0-3 km storm-relative helicity: 228 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 5.1

Open this sounding in Storm Lab

The text

As transmitted.

604 
WUUS54 KOHX 030246
SVROHX
TNC021-125-147-030300-
/O.NEW.KOHX.SV.W.0092.210603T0246Z-210603T0300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Nashville TN
946 PM CDT Wed Jun 2 2021

The National Weather Service in Nashville has issued a

* Severe Thunderstorm Warning for...
  Northeastern Montgomery County in Middle Tennessee...
  Northern Cheatham County in Middle Tennessee...
  Western Robertson County in Middle Tennessee...

* Until 1000 PM CDT.

* At 945 PM CDT, severe thunderstorms were located along a line
  extending from near Guthrie to 8 miles northwest of Coopertown to 9
  miles northwest of Ashland City, moving east at 30 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Springfield, Coopertown, Pleasant View, Adams and Cedar Hill. 

This includes Interstate 24 between mile markers 16 and 29.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

This is a DANGEROUS SITUATION. These storms have already produced 
power outages in Clarksville.

&&

LAT...LON 3652 8688 3632 8697 3632 8722 3650 8714
      3664 8720 3665 8693
TIME...MOT...LOC 0245Z 264DEG 25KT 3666 8713 3651 8707 3637 8713 

HAIL...<.75IN
WIND...60MPH
 
$$

Rose

1 follow-up statement

458 
WWUS54 KOHX 030253
SVSOHX

Severe Weather Statement
National Weather Service Nashville TN
953 PM CDT Wed Jun 2 2021

TNC021-125-147-030303-
/O.EXP.KOHX.SV.W.0092.000000T0000Z-210603T0300Z/
Montgomery TN-Cheatham TN-Robertson TN-
953 PM CDT Wed Jun 2 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MONTGOMERY...
NORTHERN CHEATHAM AND WESTERN ROBERTSON COUNTIES WILL EXPIRE AT 1000
PM CDT...
            
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However gusty
winds are still possible with these thunderstorms.

LAT...LON 3652 8688 3632 8697 3632 8722 3650 8714
      3664 8720 3665 8693
TIME...MOT...LOC 0253Z 264DEG 25KT 3666 8707 3651 8701 3637 8707 

$$

Rose

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 2, 8:00 PM CDT	Special Weather Statement	OHX	Montgomery, Stewart	45 min
Jun 2, 8:05 PM CDT	Special Weather Statement	OHX	Houston, Humphreys	40 min
Jun 2, 8:35 PM CDT	Severe Thunderstorm Warning	OHX	Dickson, Houston, Humphreys	13 min
Jun 2, 8:39 PM CDT	Severe Thunderstorm Warning	OHX	Montgomery, Stewart	36 min
Jun 2, 8:51 PM CDT	Severe Thunderstorm Warning	OHX	Dickson, Hickman, Humphreys	24 min
Jun 2, 9:10 PM CDT	Severe Thunderstorm Warning	OHX	Montgomery, Robertson	35 min
Jun 2, 9:21 PM CDT	Tornado Warning	OHX	Montgomery, Robertson	24 min
Jun 3, 2:52 AM CDT	Special Weather Statement	OHX	Giles, Marshall	38 min
Jun 3, 3:35 AM CDT	Special Weather Statement	OHX	Bedford	40 min
Jun 3, 4:11 AM CDT	Special Weather Statement	OHX	Cannon, Coffee	49 min
Jun 3, 4:34 AM CDT	Severe Thunderstorm Warning	OHX	Cannon, DeKalb, Warren, White	26 min
Jun 3, 4:58 AM CDT	Severe Thunderstorm Warning	OHX	DeKalb, Putnam, White	32 min
Jun 3, 5:23 AM CDT	Severe Thunderstorm Warning	OHX	Cumberland, Fentress, Overton, Putnam	37 min
Jun 3, 6:03 AM CDT	Special Weather Statement	OHX	Cumberland	42 min
Jun 3, 8:56 AM CDT	Special Weather Statement	OHX	Putnam, White	49 min
Jun 3, 11:54 AM CDT	Special Weather Statement	OHX	Macon, Sumner, Trousdale	51 min
Jun 3, 1:17 PM CDT	Special Weather Statement	OHX	Clay	43 min
Jun 3, 2:54 PM CDT	Special Weather Statement	OHX	Pickett	21 min
Jun 3, 3:30 PM CDT	Special Weather Statement	OHX	Cannon	45 min
Jun 3, 3:51 PM CDT	Special Weather Statement	OHX	Fentress	9 min
Jun 3, 4:44 PM CDT	Special Weather Statement	OHX	Coffee	31 min
Jun 3, 4:46 PM CDT	Special Weather Statement	OHX	Putnam	44 min
Jun 3, 5:23 PM CDT	Special Weather Statement	OHX	Overton	37 min
Jun 3, 6:20 PM CDT	Special Weather Statement	OHX	Warren	40 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 2021 Every severe thunderstorm warning in 2021

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.