Alert archive / Kentucky / Flash Flood Warnings in 2002

Flash Flood Warning 13, NWS Jackson, KY

January 24, 2002Letcher County, Kentucky

NWS Jackson, KY issued this flash flood warning at Jan 24, 2002, 4:37 PM EST for Letcher County, Kentucky. It was in force for 6 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
Jan 24, 2002, 4:37 PM EST (21:37 UTC)
Expired
Jan 24, 2002, 10:30 PM EST
In force
6 hr
Issued by
NWS Jackson, KY
Area
Counties, with a storm outline in the text

County Letcher County, KY

The radar

The Jackson,KY radar (KJKL), 65 km from the middle of the area, began a volume at 21:40 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

Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.6 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, Cncnati-Daytn, OH at 12:00Z on 2002-01-24Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 2002-01-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 136 square meters per square second.1939587897117136Sfc1 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
455 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
136 m²/s²
0-3 km storm-relative helicity
102 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS53 KJKL 242137
FFWJKL
KYC133-250330-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON KY
434 PM EST THU JAN 24 2002

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  LETCHER COUNTY

* UNTIL 1030 PM EST

* AT 430 PM EST...WEATHER SERVICE DOPPLER RADAR INDICATED HEAVY   
RAIN OF UP TO HALF AN INCH PER HOUR MOVING OVER THE COUNTY FROM THE 
SOUTHWEST. SINCE THE GROUND IS SATURATED...ALL OF THIS RAIN WILL GO 
TO RUNOFF.

THE EXCESSIVE RUNOFF WILL CAUSE FLASH FLOODING OF CREEKS AND 
STREAMS...ROADS AND ROADSIDE CULVERTS. THE HEAVY RAINS COULD ALSO 
TRIGGER ROCK AND MUDSLIDES.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.

IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. 
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE 
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS 
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH ON FOOT.

TO REPORT SEVERE WEATHER ASK THE NEAREST LAW ENFORCEMENT AGENCY TO 
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN 
JACKSON KY.

LAT...LON 3706 8314 3702 8312 3704 8298 3699 8284
          3718 8264 3722 8259 3729 8280

SCHAUB

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 23, 10:02 PM ESTFlash Flood WarningJKLBell, Clay, Harlan, Knott, Knox, Leslie and 2 more6 hr
Jan 24, 5:53 AM ESTFlash Flood WarningJKLPulaski4 hr
Jan 24, 6:05 AM ESTFlash Flood WarningJKLPowell4 hr
Jan 24, 6:17 AM ESTFlash Flood WarningJKLMcCreary, Whitley4 hr
Jan 24, 6:30 AM ESTFlash Flood WarningJKLKnox4 hr
Jan 24, 6:35 AM ESTFlash Flood WarningJKLRockcastle4 hr
Jan 24, 6:46 AM ESTFlash Flood WarningJKLWayne4 hr
Jan 24, 6:52 AM ESTFlash Flood WarningJKLBell, Harlan, Letcher4 hr
Jan 24, 7:03 AM ESTFlash Flood WarningJKLLaurel4 hr
Jan 24, 9:17 AM ESTFlash Flood WarningJKLLeslie4 hr
Jan 24, 12:48 PM ESTFlash Flood WarningJKLLeslie102 min
Jan 24, 4:13 PM ESTFlash Flood WarningJKLBell, Harlan, Knox, Leslie, McCreary, Whitley6 hr
Jan 24, 5:06 PM ESTFlash Flood WarningJKLClay, Perry6 hr
Jan 24, 5:37 PM ESTFlash Flood WarningJKLPike6 hr

Nearby

Flash Flood Warnings in Kentucky, 2002Every flash flood warning in 2002

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.