Alert archive / Tennessee / Flash Flood Warnings in 2017
Flash Flood Warning 2, NWS Nashville, TN
NWS Nashville, TN issued this flash flood warning at Apr 17, 2017, 4:34 PM CDT for Dickson County, Hickman County, Williamson County, Tennessee. It was in force for 116 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
- Apr 17, 2017, 4:34 PM CDT (21:34 UTC)
- Expired
- Apr 17, 2017, 6:30 PM CDT
- In force
- 116 min
- Issued by
- NWS Nashville, TN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Dickson County, TN, Hickman County, TN, Williamson County, TN
The radar
The Nashville radar (KOHX), 79 km from the middle of the area, began a volume at 21:33 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, 9.6 hours before the alert went out and 69 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
- 110 J/kg
- Mixed-layer CIN
- -66 J/kg
- Mixed-layer LCL
- 867 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 81 m²/s²
- 0-3 km storm-relative helicity
- 87 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
643
WGUS54 KOHX 172134
FFWOHX
TNC043-081-187-172330-
/O.NEW.KOHX.FF.W.0002.170417T2134Z-170417T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Nashville TN
434 PM CDT MON APR 17 2017
The National Weather Service in Nashville has issued a
* Flash Flood Warning for...
Southeastern Dickson County in Middle Tennessee...
Northwestern Williamson County in Middle Tennessee...
Eastern Hickman County in Middle Tennessee...
* Until 630 PM CDT
* At 434 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area.
* Some locations that will experience flooding include...
Dickson, Centerville, Burns, Fairview, Bon Aqua, Primm Springs and
Lyles.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3605 8733 3599 8709 3588 8714 3584 8718
3585 8722 3576 8723 3572 8725 3572 8726
3571 8725 3570 8730 3566 8732 3567 8757
$$
21The office that day
Everything else NWS Nashville, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 17, 12:38 PM CDT | Special Weather Statement | OHX | Rutherford | 37 min |
| Apr 17, 12:48 PM CDT | Special Weather Statement | OHX | Van Buren | 27 min |
| Apr 17, 1:11 PM CDT | Special Weather Statement | OHX | Dickson | 34 min |
| Apr 17, 1:56 PM CDT | Special Weather Statement | OHX | DeKalb | 34 min |
| Apr 17, 2:21 PM CDT | Special Weather Statement | OHX | DeKalb | 24 min |
| Apr 17, 3:24 PM CDT | Special Weather Statement | OHX | Hickman | 36 min |
| Apr 17, 3:49 PM CDT | Special Weather Statement | OHX | Dickson | 26 min |
| Apr 17, 3:58 PM CDT | Areal Flood Advisory | OHX | Hickman | 2 hr |
| Apr 17, 5:27 PM CDT | Special Weather Statement | OHX | Cumberland | 18 min |
| Apr 17, 6:01 PM CDT | Flash Flood Warning | OHX | Williamson | 89 min |
| Apr 17, 6:21 PM CDT | Areal Flood Advisory | OHX | Rutherford | 54 min |
| Apr 17, 6:29 PM CDT | Special Weather Statement | OHX | Cannon | 31 min |
Nearby
Flash Flood Warnings in Tennessee, 2017Every flash flood warning 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.