Alert archive / Tennessee / Flash Flood Warnings in 2026

Flash Flood Warning 13, NWS Nashville, TN

July 8, 2026Smith County, Wilson County, Tennessee

NWS Nashville, TN issued this flash flood warning at Jul 8, 2026, 8:22 PM CDT for Smith County, Wilson County, Tennessee. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 8, 2026, 8:22 PM CDT (01:22 UTC)
Expired
Jul 8, 2026, 11:15 PM CDT
In force
3 hr
Issued by
NWS Nashville, TN
Area
Storm-based polygon
Flood severity
None

Counties Smith County, TN, Wilson County, TN

The radar

The Nashville radar (KOHX), 34 km from the middle of the area, began a volume at 01:25 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, 1.4 hours before the alert went out and 40 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-pSkew-T log-p diagram, Nashville Metro, TN at 00:00Z on 2026-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1061 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 00:00Z on 2026-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 50 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
1061 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
1065 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
50 m²/s²
0-3 km storm-relative helicity
61 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.1

Open this sounding in Storm Lab

The text

As transmitted.

745 
WGUS54 KOHX 090122
FFWOHX
TNC159-189-090415-
/O.NEW.KOHX.FF.W.0013.260709T0122Z-260709T0415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Nashville TN
822 PM CDT Wed Jul 8 2026

The National Weather Service in Nashville has issued a

* Flash Flood Warning for...
  Southwestern Smith County in middle Tennessee...
  Central Wilson County in middle Tennessee...

* Until 1115 PM CDT.

* At 822 PM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 0.5 and 1.5 inches of 
  rain have fallen. Additional rainfall amounts of 1 to 2 inches are 
  possible in the warned area. Flash flooding is ongoing or expected 
  to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Lebanon, Watertown, Tuckers Crossroads and Gladeville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 3630 8614 3629 8613 3630 8612 3629 8605
      3609 8603 3609 8642 3631 8638 3630 8626

FLASH FLOOD...RADAR INDICATED

$$

Reagan

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 8, 7:28 PM CDTFlash Flood WarningOHXDavidson, Sumner, Wilson3 hr
Jul 8, 8:09 PM CDTAreal Flood AdvisoryOHXSmith, Wilson13 min
Jul 9, 2:47 PM CDTSpecial Weather StatementOHXPerry28 min
Jul 9, 4:11 PM CDTSpecial Weather StatementOHXGiles49 min
Jul 9, 4:45 PM CDTAreal Flood AdvisoryOHXGiles, Lawrence2 hr
Jul 9, 4:52 PM CDTSpecial Weather StatementOHXGiles23 min
Jul 9, 5:35 PM CDTSpecial Weather StatementOHXMarshall40 min
Jul 9, 5:51 PM CDTAreal Flood AdvisoryOHXGiles, Lawrence43 min
Jul 9, 6:34 PM CDTFlash Flood WarningOHXGiles, Lawrence90 min

Nearby

Flash Flood Warnings in Tennessee, 2026Every flash flood warning in 2026

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.