Alert archive / Kentucky / Flash Flood Warnings in 2010

Flash Flood Warning 63, NWS Jackson, KY

August 14, 2010Martin County, Pike County, Kentucky

NWS Jackson, KY issued this flash flood warning at Aug 14, 2010, 11:05 PM EDT for Martin County, Pike 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
Aug 14, 2010, 11:05 PM EDT (03:05 UTC)
Expired
Aug 15, 2010, 1:52 AM EDT
In force
3 hr
Issued by
NWS Jackson, KY
Area
Storm-based polygon
Flood severity
None

Counties Martin County, KY, Pike County, KY

The radar

The Jackson,KY radar (KJKL), 76 km from the middle of the area, began a volume at 03:08 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

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 3.1 hours before the alert went out and 286 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, Greensboro/Hi Pt, NC at 00:00Z on 2010-08-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 233 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, Greensboro/Hi Pt, NC at 00:00Z on 2010-08-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 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
233 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
1060 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
77 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

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 Aug 14, 9:31 PM EDT, 1 hour 34 minutes earlier.

Area forecast discussion, Aug 14, 9:31 PM EDT, 1 hour 34 minutes before
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Hazardous weather outlook, Aug 14, 4:45 PM EDT, 6 hours 20 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE JACKSON KY
445 PM EDT SAT AUG 14 2010

KYZ044-050>052-058>060-068-069-079-083-104-106-108-111-152345-
FLEMING-MONTGOMERY-BATH-ROWAN-ESTILL-POWELL-MENIFEE-ROCKCASTLE-
JACKSON-PULASKI-WAYNE-ELLIOTT-MORGAN-WOLFE-LEE-
INCLUDING THE CITIES OF...FLEMINGSBURG...MOUNT STERLING...
OWINGSVILLE...MOREHEAD...IRVINE...STANTON...FRENCHBURG...
MOUNT VERNON...MCKEE...SOMERSET...MONTICELLO...SANDY HOOK...
WEST LIBERTY...CAMPTON...BEATTYVILLE
445 PM EDT SAT AUG 14 2010

...EXCESSIVE HEAT WARNING IN EFFECT UNTIL 8 PM EDT SUNDAY...
...SEVERE THUNDERSTORM WATCH 614 IN EFFECT UNTIL MIDNIGHT EDT
TONIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN KENTUCKY.

.DAY ONE...TONIGHT.

SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP AND MOVE INTO THE
AREA DURING THE EVENING. THE STRONGEST OF THESE MAY BE SEVERE WITH
DAMAGING WIND GUSTS THE MAIN THREAT. IN ADDITION...THE STORMS WILL
ALSO CONTAIN FREQUENT CLOUD TO GROUND LIGHTNING AND A POTENTIAL FOR
EXCESSIVE RAINFALL.

A CHANCE OF THUNDERSTORMS WILL EXTEND INTO THE NIGHT.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

TEMPERATURES WILL CLIMB INTO THE LOW TO MID 90S OVER MOST OF THE AREA
SUNDAY. THE HUMIDITY WILL ALSO REMAIN HIGH...PRODUCING HEAT INDICES
OF 100 TO 105 FOR MOST LOCATIONS ONCE AGAIN.

SCATTERED THUNDERSTORMS WILL ACCOMPANY A COLD FRONT INTO THE AREA
SUNDAY AND SUNDAY NIGHT. ONCE AGAIN...THE STRONGEST STORMS WILL
PRODUCE TORRENTIAL DOWNPOURS...GUSTY WINDS AND FREQUENT CLOUD TO
GROUND LIGHTNING. THE THREAT FOR THUNDERSTORMS WILL THEN REMAIN IN
THE FORECAST FROM MONDAY THROUGH FRIDAY...FAVORING THE AFTERNOON AND
EARLY EVENING HOURS OF EACH DAY AS THE FRONT STALLS IN OUR GENERAL
VICINITY.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ENCOURAGED TO REPORT ANY OBSERVED WIND DAMAGE...FLOODING
OR RAINFALL AMOUNTS IN EXCESS OF ONE INCH.

KYZ080-084>088-107-109-110-112>120-152345-
LAUREL-MCCREARY-WHITLEY-KNOX-BELL-HARLAN-JOHNSON-MAGOFFIN-FLOYD-
BREATHITT-KNOTT-OWSLEY-PERRY-CLAY-LESLIE-LETCHER-MARTIN-PIKE-
INCLUDING THE CITIES OF...LONDON...WHITLEY CITY...CORBIN...
WILLIAMSBURG...BARBOURVILLE...MIDDLESBORO...PINEVILLE...HARLAN...
PAINTSVILLE...SALYERSVILLE...PRESTONSBURG...JACKSON...HINDMAN...
BOONEVILLE...HAZARD...MANCHESTER...HYDEN...WHITESBURG...INEZ...
PIKEVILLE
445 PM EDT SAT AUG 14 2010

...EXCESSIVE HEAT WARNING IN EFFECT UNTIL 8 PM EDT SUNDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN KENTUCKY.

.DAY ONE...TONIGHT.

SCATTERED THUNDERSTORMS CAN BE EXPECTED INTO THE NIGHT. ANY OF THE
STORMS COULD PRODUCE TORRENTIAL DOWNPOURS...GUSTY WINDS AND FREQUENT
CLOUD TO GROUND LIGHTNING. THERE IS THE POTENTIAL FOR DAMAGING WIND
GUSTS FROM THE STRONGEST STORMS THROUGH THE EVENING...PARTICULARLY
OVER WESTERN PORTIONS OF THE AREA.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

TEMPERATURES WILL CLIMB INTO THE LOW TO MID 90S OVER MOST OF THE AREA
SUNDAY. THE HUMIDITY WILL ALSO REMAIN HIGH...PRODUCING HEAT INDICES
OF 100 TO 105 FOR MOST LOCATIONS ONCE AGAIN.

SCATTERED THUNDERSTORMS WILL ACCOMPANY A COLD FRONT INTO THE AREA
SUNDAY AND SUNDAY NIGHT. ONCE AGAIN...THE STRONGEST STORMS WILL
PRODUCE TORRENTIAL DOWNPOURS...GUSTY WINDS AND FREQUENT CLOUD TO
GROUND LIGHTNING. THE THREAT FOR THUNDERSTORMS WILL THEN REMAIN IN
THE FORECAST FROM MONDAY THROUGH FRIDAY...FAVORING THE AFTERNOON AND
EARLY EVENING HOURS OF EACH DAY AS THE FRONT STALLS IN OUR GENERAL
VICINITY.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ENCOURAGED TO REPORT ANY OBSERVED WIND DAMAGE...FLOODING
OR RAINFALL AMOUNTS IN EXCESS OF ONE INCH.

ABE/GREIF

In the hours before

Special weather statement, Aug 14, 9:50 PM EDT, 1 hour 15 minutes before
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Local storm report, Aug 14, 10:31 PM EDT, 34 minutes before
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Local storm report, Aug 14, 10:35 PM EDT, 30 minutes before
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Local storm report, Aug 14, 10:36 PM EDT, 29 minutes before
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Special weather statement, Aug 14, 10:55 PM EDT, 10 minutes before
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Local storm report, Aug 14, 10:56 PM EDT, 9 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Aug 14, 8:05 PM EDTSevere Thunderstorm WarningJKLEstill, Lee, Menifee, Powell, Wolfe40 min
Aug 14, 8:30 PM EDTSevere Thunderstorm WarningJKLBreathitt, Lee, Menifee, Morgan, Wolfe30 min
Aug 14, 8:31 PM EDTSevere Thunderstorm WarningJKLMcCreary, Pulaski, Rockcastle, Wayne29 min
Aug 14, 9:10 PM EDTSevere Thunderstorm WarningJKLBreathitt, Magoffin, Wolfe35 min
Aug 14, 9:45 PM EDTAreal Flood AdvisoryJKLJackson, Owsley3 hr
Aug 14, 10:08 PM EDTFlash Flood WarningJKLOwsley4 hr
Aug 14, 10:22 PM EDTAreal Flood AdvisoryJKLMartin3 hr
Aug 14, 10:45 PM EDTFlash Flood WarningJKLMartin3 hr
Aug 15, 4:10 PM EDTSevere Thunderstorm WarningJKLBath, Estill, Lee, Menifee, Montgomery, Powell and 2 more35 min
Aug 15, 5:18 PM EDTAreal Flood AdvisoryJKLRockcastle2 hr

Nearby

Flash Flood Warnings in Kentucky, 2010Every flash flood warning in 2010

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.