Alert archive / Kentucky / Flash Flood Warnings in 2026

Flash Flood Warning 76, NWS Jackson, KY

September 23, 2026Bell County, Clay County, Knox County, Kentucky

NWS Jackson, KY issued this flash flood warning at Sep 23, 2026, 6:28 PM EDT for Bell County, Clay County, Knox County, Kentucky. 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 counties it named.

The facts

Issued
Sep 23, 2026, 6:28 PM EDT (22:28 UTC)
Expired
Sep 23, 2026, 9:00 PM EDT
In force
3 hr
Issued by
NWS Jackson, KY
Area
Storm-based polygon
Flood severity
None

Counties Bell County, KY, Clay County, KY, Knox County, KY

The radar

The Jackson,KY radar (KJKL), 83 km from the middle of the area, began a volume at 22:31 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, 10.5 hours before the alert went out and 270 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 2026-09-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2026-09-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 44 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
534 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
44 m²/s²
0-3 km storm-relative helicity
60 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Jackson, KY wrote its last area forecast discussion before this flash flood warning went out at Sep 23, 5:17 PM EDT, 1 hour 11 minutes earlier.

Area forecast discussion, Sep 23, 5:17 PM EDT, 1 hour 11 minutes before
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Hazardous weather outlook, Sep 23, 5:25 PM EDT, 1 hour 3 minutes before
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In the hours before

Special weather statement, Sep 23, 5:29 PM EDT, 59 minutes before
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Special weather statement, Sep 23, 6:04 PM EDT, 24 minutes before
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The office that day

Everything else NWS Jackson, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 23, 2:49 AM EDTFlood WatchJKLBell, Breathitt, Clay, Floyd, Harlan, Jackson and 14 more19 hr
Sep 23, 2:14 PM EDTAreal Flood AdvisoryJKLBell, Clay, Harlan, Knox, Leslie3 hr
Sep 23, 3:16 PM EDTAreal Flood AdvisoryJKLHarlan, Knott, Leslie, Letcher, Perry2 hr
Sep 23, 3:30 PM EDTFlash Flood WarningJKLBell, Harlan, Leslie, Letcher6 hr
Sep 23, 3:46 PM EDTFlash Flood WarningJKLKnott, Letcher, Perry4 hr
Sep 23, 4:02 PM EDTAreal Flood AdvisoryJKLBell, Harlan10 min
Sep 23, 4:12 PM EDTFlash Flood WarningJKLBell, Harlan4 hr
Sep 23, 5:04 PM EDTFlash Flood WarningJKLLetcher3 hr
Sep 23, 5:15 PM EDTAreal Flood AdvisoryJKLHarlan2 hr
Sep 23, 5:29 PM EDTSpecial Weather StatementJKLFloyd46 min
Sep 23, 5:34 PM EDTAreal Flood AdvisoryJKLLetcher3 hr
Sep 23, 5:42 PM EDTAreal Flood AdvisoryJKLClay, Leslie11 min
Sep 23, 5:53 PM EDTFlash Flood WarningJKLClay, Leslie, Perry3 hr
Sep 23, 6:04 PM EDTAreal Flood AdvisoryJKLMartin35 min
Sep 23, 6:04 PM EDTSpecial Weather StatementJKLMartin41 min
Sep 23, 6:08 PM EDTAreal Flood AdvisoryJKLKnox20 min
Sep 23, 6:35 PM EDTAreal Flood AdvisoryJKLClay, Knox14 min
Sep 23, 6:38 PM EDTFlash Flood WarningJKLMartin4 hr
Sep 23, 6:41 PM EDTSpecial Weather StatementJKLMartin34 min
Sep 23, 6:45 PM EDTSpecial Weather StatementJKLBreathitt45 min
Sep 23, 6:49 PM EDTFlash Flood WarningJKLClay, Knox3 hr
Sep 23, 6:56 PM EDTAreal Flood AdvisoryJKLKnox2 hr
Sep 23, 7:50 PM EDTAreal Flood AdvisoryJKLBell, Clay, Leslie2 hr

Nearby

Flash Flood Warnings in Kentucky, 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.