Alert archive / Tennessee / Flash Flood Warnings in 2026

Flash Flood Warning 46, NWS Morristown, TN

July 19, 2026Meigs County, Rhea County, Roane County, Tennessee

NWS Morristown, TN issued this flash flood warning at Jul 19, 2026, 7:42 PM EDT for Meigs County, Rhea County, Roane County, Tennessee. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 19, 2026, 7:42 PM EDT (23:42 UTC)
Expired
Jul 19, 2026, 9:45 PM EDT
In force
2 hr
Issued by
NWS Morristown, TN
Area
Storm-based polygon
Flood severity
None

Counties Meigs County, TN, Rhea County, TN, Roane County, TN

The radar

The Knoxville radar (KMRX), 134 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 174 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 12:00Z on 2026-07-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1664 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 12:00Z on 2026-07-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 square meters per square second.1939Sfc1 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
1664 J/kg
Mixed-layer CIN
-44 J/kg
Mixed-layer LCL
799 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
53 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 19, 1:54 PM EDTSpecial Weather StatementMRXRoane36 min
Jul 19, 2:16 PM EDTAreal Flood AdvisoryMRXHawkins, Sullivan3 hr
Jul 19, 2:34 PM EDTSpecial Weather StatementMRXCarter41 min
Jul 19, 2:45 PM EDTAreal Flood AdvisoryMRXCarter, Sullivan, Washington2 hr
Jul 19, 2:48 PM EDTAreal Flood AdvisoryMRXAnderson, Campbell3 hr
Jul 19, 2:52 PM EDTSevere Thunderstorm WarningMRXCarter, Unicoi38 min
Jul 19, 3:22 PM EDTAreal Flood AdvisoryMRXCampbell, Scott2 hr
Jul 19, 3:28 PM EDTSpecial Weather StatementMRXMarion17 min
Jul 19, 3:42 PM EDTSpecial Weather StatementMRXMarion33 min
Jul 19, 4:56 PM EDTSpecial Weather StatementMRXBradley49 min
Jul 19, 5:12 PM EDTAreal Flood AdvisoryMRXMorgan2 hr
Jul 19, 6:09 PM EDTAreal Flood AdvisoryMRXBledsoe, Rhea9 min
Jul 19, 6:18 PM EDTFlash Flood WarningMRXBledsoe, Rhea117 min
Jul 19, 7:26 PM EDTAreal Flood AdvisoryMRXMeigs, Rhea, Roane16 min
Jul 19, 6:13 PM EDTAreal Flood AdvisoryMRXScott9 min
Jul 19, 6:22 PM EDTFlash Flood WarningMRXLee, Scott3 hr
Jul 19, 6:28 PM EDTFlash Flood WarningMRXRussell, Washington, City of Bristol3 hr

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.