Alert archive / Kentucky / Severe Thunderstorm Warnings in 2013
Severe Thunderstorm Warning 77, NWS Jackson, KY
NWS Jackson, KY issued this severe thunderstorm warning at Aug 21, 2013, 3:48 PM EDT for 5 counties in Kentucky. It was in force for 42 min. 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 21, 2013, 3:48 PM EDT (19:48 UTC)
- Expired
- Aug 21, 2013, 4:30 PM EDT
- In force
- 42 min
- Issued by
- NWS Jackson, KY
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Breathitt County, KY, Lee County, KY, Magoffin County, KY, Morgan County, KY, Wolfe County, KY
The radar
The Jackson,KY radar (KJKL), 13 km from the middle of the area, began a volume at 19:49 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, 7.8 hours before the alert went out and 196 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.
- Mixed-layer CAPE
- 1322 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 800 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 73 m²/s²
- 0-3 km storm-relative helicity
- 74 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Aug 21, 2:24 PM EDT, 1 hour 24 minutes earlier.
Area forecast discussion, Aug 21, 2:24 PM EDT, 1 hour 24 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE JACKSON KY 224 PM EDT WED AUG 21 2013 .SHORT TERM...(THIS EVENING THROUGH FRIDAY) ISSUED AT 223 PM EDT WED AUG 21 2013 WARM AND MOIST AIR PUSHING INTO ERN KY FROM CNTRL TENN...COUPLED WITH A 25H JET AND WE HAVE WIDESPREAD SHRA/TSRA COVERAGE. LATEST RADAR LOOP INDICATING A STORM IN MONGOMERY COUNTY BUILDING INTO STRONG CATEGORY. WILL NEED TO KEEP ON EYE ON THE RADAR FOR THE NEXT FEW HOURS. AREA OF PCPN SHOULD BEGIN TO DIE AFTER SUNSET WITHOUT THE ADDED LIFT PROVIDED BY THE SUN. AREA OF PCPN WILL ALSO MOVE TO THE EAST AS THE UPPER LEVEL DISTURBANCE CROSSES THE AREA THIS EVENING. LESSER COVERAGE OF PCPN TONIGHT WITH LACK OF ADDITIONAL DAY TIME HEAT. THEN COLD FRONT WILL DROP FROM THE GREAT LAKES ON THU WITH PCPN INCREASING FROM N TO S AS THE FRONT PUSHES SOUTH. MODELS INDICATE THAT THE FRONT WILL CONTINUE THRU THE REGION WITH CLEARING BEHIND THE FRONT BY FRI AFTERNOON. CLOUDS AND PCPN WILL HOLD HIGH TEMPS IN THE MID 80S...MUCH LIKE TODAY...IN SPITE OF THE INFLUX OF THE SRLY FLOW THRU THE END OF THE WORK WEEK. LOWS WILL ONLY DROP TO THE UPPER 60S AS HIGH MOISTURE LEVELS IN THE BNDRY LAYER WILL KEEP DEW POINTS RELATIVELY HIGH. .LONG TERM...(FRIDAY NIGHT THROUGH WEDNESDAY) ISSUED AT 214 PM EDT WED AUG 21 2013 MODELS ARE IN GOOD AGREEMENT WITH OVERALL UPPER AIR PATTERN. UPPER LEVEL RIDGING WILL REMAIN ANCHORED ACROSS THE CENTER OF THE COUNTRY THROUGH THE PERIOD WITH TROUGHS OFF THE EAST AND WEST COASTS. SURFACE HIGH PRESSURE OVER SOUTHEAST CANADA AND THE GREAT LAKES AT THE BEGINNING OF THE PERIOD WILL SHIFT SOUTH WITH TIME...WITH SURFACE HIGH PRESSURE OVER THE SOUTHEAST UNITED STATES BY EARLY NEXT WEEK. THE OVERALL PATTERN WILL FAVOR SLIGHTLY ABOVE NORMAL TEMPERATURES FOR EASTERN KY. THE MOST CHALLENGING PART OF THE FORECAST IS DETERMINING WHEN TO INCLUDE PRECIPITATION CHANCES. WITH EASTERN KY ON THE EASTERN PERIPHERY OF THE UPPER HIGH WE WILL BE SUSCEPTIBLE TO THE AFFECTS ANY SHORT WAVES MOVING SOUTHEAST ACROSS THE GREAT LAKES AND INTO THE MEAN TROUGH OFF THE EAST COAST. THERE IS NOT GOOD AGREEMENT ON TIMING OR IMPACTS OF INDIVIDUAL SHORT WAVES...SO WILL STAY CLOSE TO THE STANDARD BLENDED MODEL LOAD AND CONSENSUS FORECAST. WILL CONTINUE TO KEEP DRY FORECAST FOR THE WEEKEND...WITH BEST CHANCE FOR RAIN TOWARDS THE MIDDLE OF NEXT WEEK. && .AVIATION...(FOR THE 18Z TAFS THROUGH 18Z THURSDAY AFTERNOON) ISSUED AT 114 PM EDT WED AUG 21 2013 PRECIPTATION GINING WIDER COVERAGE ACROSS ERN KY AS THE WARM MOIST AIR IN TENN MOVES INTO THE REGION. STORMS WILL CONTINUE TO MOVE TO THE NORTHEAST. EXPECTING NUMEROUS STORMS ACROSS THE AREA THIS AFTERNOON. THE HEAVIER STORMS WILL BE CAPABLE OF TEMPO IFR AS THEY MOVE ACROSS THE AREA. MOVEMENT IS QUICK ENOUGH THAT ANY REDUCTION IN VSBY/CIG SHOULD BE LIMITED TO JUST A FEW MINUTES. THUNDERSTORMS COVERAGE IS SPARSE EVEN AS THE SHOWER COVERAGE IS NUMEROUS...SO JUST HAVE VCTS IN THE TAF. && .JKL WATCHES/WARNINGS/ADVISORIES... NONE. && SHORT TERM...DUSTY LONG TERM...SBH AVIATION...DUSTY
Hazardous weather outlook, Aug 21, 3:25 PM EDT, 23 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSON KY 325 PM EDT WED AUG 21 2013 KYZ044-050>052-058>060-068-069-079-080-083>088-104-106>120-222230- FLEMING-MONTGOMERY-BATH-ROWAN-ESTILL-POWELL-MENIFEE-ROCKCASTLE- JACKSON-PULASKI-LAUREL-WAYNE-MCCREARY-WHITLEY-KNOX-BELL-HARLAN- ELLIOTT-MORGAN-JOHNSON-WOLFE-MAGOFFIN-FLOYD-LEE-BREATHITT-KNOTT- OWSLEY-PERRY-CLAY-LESLIE-LETCHER-MARTIN-PIKE- INCLUDING THE CITIES OF...FLEMINGSBURG...MOUNT STERLING... OWINGSVILLE...MOREHEAD...IRVINE...STANTON...FRENCHBURG... MOUNT VERNON...MCKEE...SOMERSET...LONDON...MONTICELLO... WHITLEY CITY...CORBIN...WILLIAMSBURG...BARBOURVILLE...MIDDLESBORO... PINEVILLE...HARLAN...SANDY HOOK...WEST LIBERTY...PAINTSVILLE... CAMPTON...SALYERSVILLE...PRESTONSBURG...BEATTYVILLE...JACKSON... HINDMAN...BOONEVILLE...HAZARD...MANCHESTER...HYDEN...WHITESBURG... INEZ...PIKEVILLE 325 PM EDT WED AUG 21 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN KENTUCKY. .DAY ONE...TONIGHT. THUNDERSTORMS ARE POSSIBLE TONIGHT...MAINLY BEFORE MIDNIGHT. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. THUNDERSTORMS ARE POSSIBLE THURSDAY NIGHT AND FRIDAY. THUNDERSTORMS ARE POSSIBLE AGAIN ON TUESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. DUSTY/SBH
In the hours before
Special weather statement, Aug 21, 2:05 PM EDT, 1 hour 43 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON KY 205 PM EDT WED AUG 21 2013 KYZ050-051-211830- MONTGOMERY-BATH- 205 PM EDT WED AUG 21 2013 ...A STRONG THUNDERSTORM TO AFFECT THE FOLLOWING COUNTIES THROUGH 230 PM EDT WEDNESDAY AFTERNOON... MONTGOMERY AND WESTERN BATH. AT 206 PM EDT...A STRONG THUNDERSTORM WAS LOCATED NEAR PREWITT...OR NEAR MOUNT STERLING...MOVING NORTHEAST AT 10 MPH. LOCATIONS AFFECTED INCLUDE...BUT ARE NOT LIMITED TO...MOUNT STERLING AROUND 220 PM EDT...CAMARGO AROUND 225 PM EDT...GATEWOODS STATION AROUND 230 PM EDT... RESIDENTS SHOULD EXPECT HEAVY RAIN...WITH RAINFALL RATES OF UP TO ONE INCH PER HOUR...GUSTY WINDS OF 30 TO 40 MPH...FREQUENT LIGHTNING AND SMALL HAIL IN THESE AREAS. DANGEROUS CLOUD TO GROUND LIGHTNING IS ASSOCIATED WITH THIS THUNDERSTORM. TAKE SHELTER IMMEDIATELY. REMEMBER...IF YOU CAN HEAR THUNDER THEN LIGHTNING IS CLOSE ENOUGH TO BE A HAZARD. DUSTY
Special weather statement, Aug 21, 2:30 PM EDT, 1 hour 18 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON KY 230 PM EDT WED AUG 21 2013 KYZ050-051-059-060-106-211930- MENIFEE-MONTGOMERY-POWELL-BATH-MORGAN- 230 PM EDT WED AUG 21 2013 ...A STRONG THUNDERSTORM TO AFFECT THE FOLLOWING COUNTIES THROUGH 330 PM EDT WEDNESDAY AFTERNOON... MENIFEE... SOUTHEASTERN MONTGOMERY... NORTHWESTERN MORGAN... NORTHERN POWELL AND SOUTHEASTERN BATH. AT 230 PM EDT...A STRONG THUNDERSTORM WAS LOCATED NEAR BEAN...OR 6 MILES NORTH OF STANTON...MOVING EAST AT 20 MPH. LOCATIONS AFFECTED INCLUDE...BUT ARE NOT LIMITED TO...MEANS AROUND 235 PM EDT...CEDAR GROVES AROUND 240 PM EDT...CORNWELL AROUND 245 PM EDT...ROTHWELL AROUND 250 PM EDT...AND TABOR AROUND 255 PM EDT. RESIDENTS SHOULD EXPECT TORRENTIAL RAIN...WITH RAINFALL RATE OF TWO INCHES PER HOUR OR MORE...GUSTY WINDS OF 40 TO 50 MPH...FREQUENT LIGHTNING AND SMALL HAIL IN THESE AREAS. DANGEROUS CLOUD TO GROUND LIGHTNING IS ASSOCIATED WITH THIS THUNDERSTORM. TAKE SHELTER IMMEDIATELY. REMEMBER...IF YOU CAN HEAR THUNDER THEN LIGHTNING IS CLOSE ENOUGH TO BE A HAZARD. GREIF
Special weather statement, Aug 21, 3:00 PM EDT, 48 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON KY 300 PM EDT WED AUG 21 2013 KYZ059-060-106-108-111-211930- MENIFEE-POWELL-MORGAN-WOLFE-LEE- 300 PM EDT WED AUG 21 2013 ...A LINE OF STRONG THUNDERSTORMS TO AFFECT THE FOLLOWING COUNTIES THROUGH 330 PM EDT WEDNESDAY AFTERNOON... EASTERN MENIFEE... SOUTHWESTERN MORGAN... SOUTHEASTERN POWELL... WOLFE AND NORTHERN LEE. AT 259 PM EDT...STRONG THUNDERSTORMS HAVE KICKED OFF A POTENT GUST FRONT LOCATED FROM A LINE EXTENDING FROM DENNISTON TO LEECO...OR EXTENDING FROM FRENCHBURG TO 8 MILES WEST OF CAMPTON...MOVING EAST AT 20 MPH. LOCATIONS AFFECTED INCLUDE...BUT ARE NOT LIMITED TO...ARTVILLE AROUND 305 PM EDT...EBON AROUND 310 PM EDT...ARNETT AROUND 315 PM EDT...OMER AROUND 320 PM EDT...AND NEW CUMMER AROUND 325 PM EDT. RESIDENTS SHOULD EXPECT GUSTY WINDS OF 40 TO 50 MPH IN THESE AREAS. GREIF
Local storm report, Aug 21, 3:06 PM EDT, 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON KY
306 PM EDT WED AUG 21 2013
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0300 PM HAIL 1 E FRENCHBURG 37.95N 83.60W
08/21/2013 E0.25 INCH MENIFEE KY EMERGENCY MNGR
&&
JCARICOSpecial weather statement, Aug 21, 3:29 PM EDT, 19 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>The office that day
Everything else NWS Jackson, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 21, 3:20 PM EDT | Flash Flood Warning | JKL | Estill, Menifee, Powell | 3 hr |
| Aug 21, 3:41 PM EDT | Areal Flood Advisory | JKL | Estill, Lee, Menifee, Morgan, Powell, Wolfe | 109 min |
| Aug 21, 4:13 PM EDT | Severe Thunderstorm Warning | JKL | Breathitt, Knott, Magoffin | 47 min |
| Aug 21, 4:53 PM EDT | Areal Flood Advisory | JKL | Breathitt, Floyd, Knott, Magoffin, Pike | 3 hr |
| Aug 21, 5:11 PM EDT | Flash Flood Warning | JKL | Floyd, Magoffin | 3 hr |
| Aug 21, 5:27 PM EDT | Flash Flood Warning | JKL | Pike | 3 hr |
| Aug 21, 5:40 PM EDT | Severe Thunderstorm Warning | JKL | Pike | 35 min |
Nearby
Severe Thunderstorm Warnings in Kentucky, 2013Every severe thunderstorm warning in 2013
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.