Alert archive / Tennessee / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 113, NWS Nashville, TN
NWS Nashville, TN issued this severe thunderstorm warning at Apr 26, 2011, 2:15 AM CDT for 6 counties in Tennessee. It was in force for 34 min. 1 report 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
- Apr 26, 2011, 2:15 AM CDT (07:15 UTC)
- Expired
- Apr 26, 2011, 2:49 AM CDT
- In force
- 34 min
- Issued by
- NWS Nashville, TN
- Area
- Storm-based polygon
Counties Bedford County, TN, Giles County, TN, Marshall County, TN, Maury County, TN, Rutherford County, TN, Williamson County, TN
The radar
The Northeast Alabama radar (KHTX), 73 km from the middle of the area, began a volume at 07:15 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 |
|---|---|---|---|
| Apr 26, 2:25 AM CDT | TSTM WND DMG | Pulaski, TN | TREES BLOWN DOWN ON HIGHWAY 31A NEAR PULASKI. |
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 |
|---|---|---|---|
| Apr 25, 11:42 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 00:00Z, 7.3 hours before the alert went out and 95 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
- 211 J/kg
- Mixed-layer CIN
- -48 J/kg
- Mixed-layer LCL
- 1752 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 67 m²/s²
- 0-3 km storm-relative helicity
- 147 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.4
The text
As transmitted, in the capitals the NWS used until 2016.
587
WUUS54 KOHX 260715
SVROHX
TNC003-055-117-119-149-187-260800-
/O.NEW.KOHX.SV.W.0113.110426T0715Z-110426T0800Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
215 AM CDT TUE APR 26 2011
THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EASTERN MAURY COUNTY IN MIDDLE TENNESSEE...
SOUTHEASTERN WILLIAMSON COUNTY IN MIDDLE TENNESSEE...
SOUTHWESTERN RUTHERFORD COUNTY IN MIDDLE TENNESSEE...
MARSHALL COUNTY IN MIDDLE TENNESSEE...
BEDFORD COUNTY IN MIDDLE TENNESSEE...
GILES COUNTY IN MIDDLE TENNESSEE...
* UNTIL 300 AM CDT
* AT 212 AM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE SEVERE STORMS EXTENDED FROM EAGLEVILLE TO
MINOR HILL...AND WERE MOVING EAST AT 45 MPH.
* LOCATIONS IMPACTED INCLUDE...
LEWISBURG...
MURFREESBORO...
SHELBYVILLE...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PLEASE REPORT HAIL...STRONG WINDS OR WIND DAMAGE TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1 8 7 7 6 3 3 6 7 7 2. DO NOT
STAY OUTDOORS IF YOU ARE IN THE PATH OF SEVERE THUNDERSTORMS.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 500 AM TUESDAY
MORNING FOR CENTRAL TENNESSEE.
&&
LAT...LON 3500 8722 3506 8722 3582 8690 3586 8630
3533 8641 3532 8643 3536 8649 3537 8658
3534 8660 3532 8667 3527 8673 3527 8681
3501 8683 3499 8686
TIME...MOT...LOC 0715Z 252DEG 40KT 3579 8673 3506 8711
$$
FORECASTER:132 follow-up statements
098
WWUS54 KOHX 260736
SVSOHX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
236 AM CDT TUE APR 26 2011
TNC119-260746-
/O.CAN.KOHX.SV.W.0113.000000T0000Z-110426T0800Z/
MAURY TN-
236 AM CDT TUE APR 26 2011
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN MAURY COUNTY IS
CANCELLED...
THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE
WARNED AREA.
LAT...LON 3527 8673 3527 8681 3501 8683 3499 8686
3500 8722 3505 8716 3541 8691 3581 8670
3586 8634 3586 8630 3533 8641 3532 8643
3536 8649 3537 8658 3533 8665 3532 8667
3529 8671
TIME...MOT...LOC 0736Z 254DEG 39KT 3585 8646 3512 8684
$$
TNC003-055-117-149-187-260800-
/O.CON.KOHX.SV.W.0113.000000T0000Z-110426T0800Z/
WILLIAMSON TN-RUTHERFORD TN-MARSHALL TN-BEDFORD TN-GILES TN-
236 AM CDT TUE APR 26 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
GILES...BEDFORD...MARSHALL...SOUTHWESTERN RUTHERFORD AND SOUTHEASTERN
WILLIAMSON COUNTIES UNTIL 300 AM CDT...
AT 234 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM 5 MILES WEST OF MURFREESBORO TO 9 MILES NORTH OF ARDMORE...
MOVING EAST AT 45 MPH.
LOCATIONS IMPACTED INCLUDE...
SHELBYVILLE.
LAT...LON 3527 8673 3527 8681 3501 8683 3499 8686
3500 8722 3505 8716 3541 8691 3581 8670
3586 8634 3586 8630 3533 8641 3532 8643
3536 8649 3537 8658 3533 8665 3532 8667
3529 8671
TIME...MOT...LOC 0736Z 254DEG 39KT 3585 8646 3512 8684
$$
13281
WWUS54 KOHX 260749
SVSOHX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
249 AM CDT TUE APR 26 2011
TNC003-055-117-149-187-260759-
/O.CAN.KOHX.SV.W.0113.000000T0000Z-110426T0800Z/
WILLIAMSON TN-RUTHERFORD TN-MARSHALL TN-BEDFORD TN-GILES TN-
249 AM CDT TUE APR 26 2011
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN GILES...
BEDFORD...MARSHALL...SOUTHWESTERN RUTHERFORD AND SOUTHEASTERN
WILLIAMSON COUNTIES IS CANCELLED...
THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW
SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR
PROPERTY. HOWEVER GUSTY WINDS OVER 40 MPH ARE STILL POSSIBLE WITH
THESE THUNDERSTORMS.
LAT...LON 3527 8673 3527 8681 3501 8683 3499 8686
3500 8722 3505 8716 3541 8691 3581 8670
3586 8634 3586 8630 3533 8641 3532 8643
3536 8649 3537 8658 3533 8665 3532 8667
3529 8671
TIME...MOT...LOC 0749Z 254DEG 39KT 3589 8629 3516 8667
$$
13The office that day
Everything else NWS Nashville, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 25, 11:46 PM CDT | Flash Flood Watch | OHX | Benton, Cheatham, Clay, Davidson, Dickson, Houston and 7 more | 45 hr |
| Apr 25, 11:54 PM CDT | Severe Thunderstorm Warning | OHX | Benton, Dickson, Hickman, Houston, Humphreys, Perry | 51 min |
| Apr 26, 12:23 AM CDT | Severe Thunderstorm Warning | OHX | Benton, Houston, Stewart | 37 min |
| Apr 26, 12:38 AM CDT | Severe Thunderstorm Warning | OHX | Hickman, Lawrence, Lewis, Perry, Wayne | 37 min |
| Apr 26, 12:43 AM CDT | Severe Thunderstorm Warning | OHX | Cheatham, Dickson, Hickman, Houston, Humphreys, Montgomery and 3 more | 32 min |
| Apr 26, 1:10 AM CDT | Severe Thunderstorm Warning | OHX | Cheatham, Davidson, Dickson, Hickman, Maury, Montgomery and 3 more | 35 min |
| Apr 26, 1:14 AM CDT | Severe Thunderstorm Warning | OHX | Hickman, Lawrence, Lewis, Maury, Perry, Wayne and 1 more | 31 min |
| Apr 26, 1:39 AM CDT | Severe Thunderstorm Warning | OHX | Giles, Hickman, Lawrence, Lewis, Marshall, Maury and 3 more | 36 min |
| Apr 26, 2:11 AM CDT | Severe Thunderstorm Warning | OHX | Davidson, Rutherford, Sumner, Williamson, Wilson | 34 min |
| Apr 26, 10:52 AM CDT | River Flood Watch | OHX | Perry | 51 hr |
| Apr 26, 10:52 AM CDT | River Flood Watch | OHX | Lawrence | 51 hr |
| Apr 26, 10:52 AM CDT | River Flood Watch | OHX | Hickman | 51 hr |
| Apr 26, 6:24 PM CDT | Wind Advisory | OHX | Bedford, Benton, Cannon, Cheatham, Clay, Coffee and 33 more | 22 hr |
Nearby
Severe Thunderstorm Warnings in Tennessee, 2011Every severe thunderstorm warning in 2011
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.