Alert archive / Tennessee / Tornado Warnings in 2017
Tornado Warning 39, NWS Nashville, TN
NWS Nashville, TN issued this tornado warning at Aug 31, 2017, 6:44 PM CDT for Davidson County, Robertson County, Tennessee. It was in force for 16 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, 6:44 PM CDT (23:44 UTC)
- Expired
- Aug 31, 2017, 7:00 PM CDT
- In force
- 16 min
- Issued by
- NWS Nashville, TN
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Davidson County, TN, Robertson County, TN
The radar
The Nashville radar (KOHX), 24 km from the middle of the area, began a volume at 23:44 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 12:00Z, 11.7 hours before the alert went out and 32 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.
388
WFUS54 KOHX 312344
TOROHX
TNC037-147-010000-
/O.NEW.KOHX.TO.W.0039.170831T2344Z-170901T0000Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Nashville TN
644 PM CDT THU AUG 31 2017
The National Weather Service in Nashville has issued a
* Tornado Warning for...
North central Davidson County in Middle Tennessee...
South central Robertson County in Middle Tennessee...
* Until 700 PM CDT
* At 644 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Goodlettsville, or 10 miles north of Nashville,
moving northwest at 10 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...
Millersville, Greenbrier and Ridgetop around 700 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 3642 8673 3642 8675 3641 8675 3638 8673
3630 8671 3628 8679 3639 8692 3646 8674
TIME...MOT...LOC 2344Z 157DEG 7KT 3632 8677
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
WhiteheadThe office that day
Everything else NWS Nashville, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 31, 4:24 PM CDT | Tornado Warning | OHX | Lawrence, Wayne | 21 min |
| Aug 31, 4:26 PM CDT | Tornado Warning | OHX | Perry | 19 min |
| Aug 31, 4:43 PM CDT | Tornado Warning | OHX | Lawrence, Lewis, Maury | 32 min |
| Aug 31, 5:13 PM CDT | Tornado Warning | OHX | Lewis, Maury | 32 min |
| Aug 31, 5:44 PM CDT | Tornado Warning | OHX | Hickman, Lewis, Maury | 31 min |
| Aug 31, 5:57 PM CDT | Tornado Warning | OHX | Davidson | 33 min |
| Aug 31, 6:17 PM CDT | Areal Flood Advisory | OHX | Davidson | 118 min |
| Aug 31, 6:37 PM CDT | Flash Flood Warning | OHX | Davidson, Robertson | 7 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; radar from the NEXRAD Level II archive.