Alert archive / Kentucky / Severe Thunderstorm Warnings in 2009

Severe Thunderstorm Warning 36, NWS Jackson, KY

April 5, 20094 counties in Kentucky

NWS Jackson, KY issued this severe thunderstorm warning at Apr 5, 2009, 9:10 PM EDT for 4 counties in Kentucky. It was in force for 50 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
Apr 5, 2009, 9:10 PM EDT (01:10 UTC)
Expired
Apr 5, 2009, 10:00 PM EDT
In force
50 min
Issued by
NWS Jackson, KY
Area
Storm-based polygon

Counties Bath County, KY, Fleming County, KY, Montgomery County, KY, Rowan County, KY

The radar

The Jackson,KY radar (KJKL), 74 km from the middle of the area, began a volume at 01:12 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 5, 8:53 PM EDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 1.2 hours before the alert went out and 139 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 00:00Z on 2009-04-06Temperature 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, Cncnati-Daytn, OH at 00:00Z on 2009-04-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 264 square meters per square second.1939587897Sfc1 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
2014 m above ground
0-6 km bulk shear
80 kt
0-1 km storm-relative helicity
264 m²/s²
0-3 km storm-relative helicity
547 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

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 Apr 5, 6:30 PM EDT, 2 hours 40 minutes earlier.

Area forecast discussion, Apr 5, 6:30 PM EDT, 2 hours 40 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>
Hazardous weather outlook, Apr 5, 4:08 PM EDT, 5 hours 2 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE JACKSON KY
408 PM EDT SUN APR 5 2009

KYZ044-050>052-058>060-068-069-079-080-083>088-104-106>120-061130-
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-
408 PM EDT SUN APR 5 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN KENTUCKY.

.DAY ONE...TONIGHT.

THUNDERSTORMS WILL DEVELOP THIS EVENING AND INTO THE OVERNIGHT HOURS
AS A STRONG COLD FRONT APPROACHES AND MOVES ACROSS THE AREA. SOME OF
THE THUNDERSTORMS COULD BE SEVERE...WITH DAMAGING WINDS AND LARGE
HAIL BEING THE MAIN THREATS. AN ISOLATED TORNADO WILL ALSO BE
POSSIBLE... ESPECIALLY WEST OF I-75.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

BLUSTERY AND MUCH COLDER CONDITIONS ARE EXPECTED BEHIND THE COLD
FRONT FOR MONDAY THROUGH TUESDAY NIGHT. RAIN SHOWERS WILL MIX WITH
SNOW MONDAY AFTERNOON...BEFORE CHANGING TO ALL SNOW BY LATE MONDAY
AFTERNOON AND EVENING. SNOW SHOWERS WILL THEN CONTINUE ACROSS MUCH
OF THE AREA MONDAY NIGHT AND TUESDAY...BEFORE GRADUALLY TAPERING OFF
TUESDAY NIGHT. LIGHT ACCUMULATIONS OF AN INCH OR TWO OF WET SNOW ARE
LIKELY WITH THIS SYSTEM FOR THE LOWER ELEVATIONS. FOR THE HIGHER
ELEVATIONS ABOVE 2500 FEET ALONG THE VIRGINIA BORDER...3 TO 6 INCHES
OF SNOW IS EXPECTED FROM LATE MONDAY AFTERNOON THROUGH TUESDAY
NIGHT.

IN ADDITION...FREEZING TEMPERATURES ARE EXPECTED MONDAY NIGHT AND
TUESDAY NIGHT.

THUNDERSTORMS ARE POSSIBLE ONCE AGAIN THURSDAY NIGHT INTO FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ENCOURAGED TO REPORT DAMAGING WINDS OR LARGE HAIL TO
THE NATIONAL WEATHER SERVICE IN JACKSON TONIGHT. SPOTTERS ARE ALSO
ENCOURAGED TO REPORT SNOW ACCUMULATIONS MONDAY THROUGH TUESDAY NIGHT.

WJM/ABE

In the hours before

Special weather statement, Apr 5, 4:00 PM EDT, 5 hours 10 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
400 PM EDT SUN APR 5 2009

KYZ044-050>052-058>060-068-069-079-080-083>088-104-106>120-060400-
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
400 PM EDT SUN APR 5 2009

...STRONG THUNDERSTORMS TONIGHT WILL BE FOLLOWED BY A RETURN OF COLD
AND SNOW FOR THE START OF THE WORK WEEK...

A STRONG AND SLOW MOVING STORM SYSTEM WILL BRING A PERIOD OF ACTIVE
AND UNSEASONABLY COLD WEATHER TO EASTERN KENTUCKY FOR THE FIRST PART
OF THE NEW WEEK. THE FIRST IMPACT OF THIS SYSTEM ON THE AREA WILL BE
STRONG TO POSSIBLY SEVERE THUNDERSTORMS THIS EVENING INTO THE
OVERNIGHT HOURS TONIGHT AS A POTENT COLD FRONT TRACKS ACROSS THE
BLUEGRASS STATE. DAMAGING WINDS AND LARGE HAIL ARE THE MAIN THREATS
WITH THESE THUNDERSTORMS. AN ISOLATED TORNADO WILL ALSO BE
POSSIBLE...ESPECIALLY WEST OF INTERSTATE 75.

BREEZY AND MUCH COLDER CONDITIONS ARE THEN EXPECTED BEHIND THE COLD
FRONT. AFTER EARLY MORNING HIGHS IN THE 40S MONDAY MORNING...
TEMPERATURES WILL FALL INTO THE MID TO UPPER 30S BY THE LATE
AFTERNOON HOURS...AND THEN BELOW FREEZING MONDAY NIGHT. RAIN SHOWERS
WILL MIX WITH SNOW MONDAY AFTERNOON...AND THEN CHANGE TO ALL SNOW BY
LATE MONDAY AFTERNOON AND EVENING. THE SNOW SHOWERS WILL THEN
PERSIST INTO THE DAY ON TUESDAY BEFORE DIMINISHING TUESDAY NIGHT.
LIGHT ACCUMULATIONS OF AN INCH OR TWO OF WET SNOW ARE LIKELY WITH
THIS SYSTEM FOR THE LOWER ELEVATIONS. FOR THE HIGHER ELEVATIONS ABOVE
2500 FEET ALONG THE VIRGINIA BORDER...3 TO 6 INCHES OF SNOW IS
EXPECTED FROM LATE MONDAY AFTERNOON THROUGH TUESDAY NIGHT.

THE COLD TEMPERATURES WILL ALSO IMPACT ANY EARLY EMERGING VEGETATION
AND BLOOMING FRUIT TREES. FREEZING TEMPERATURES ARE FORECAST MONDAY
NIGHT AND TUESDAY NIGHT. THOSE WITH AGRICULTURAL INTERESTS ARE URGED
TO KEEP ABREAST OF THE LATEST FORECASTS AND BE PREPARED TO TAKE
PRECAUTIONS TO PROTECT CROPS AND VEGETATION.

STAY TUNED TO NOAA WEATHER RADIO...LOCAL RADIO AND TELEVISION MEDIA
FOR FURTHER UPDATES ON THIS DEVELOPING SITUATION. FOR MORE
INFORMATION...VISIT OUR INTERNET WEB SITE AT WEATHER.GOV/JACKSONKY.

ABE

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 5, 9:01 PM EDTSevere Thunderstorm WarningJKLJackson, Laurel, Pulaski, Rockcastle44 min
Apr 5, 9:14 PM EDTTornado WarningJKLJackson, Laurel, Pulaski, Rockcastle31 min
Apr 5, 9:46 PM EDTSevere Thunderstorm WarningJKLBreathitt, Clay, Estill, Jackson, Laurel, Lee and 6 more44 min
Apr 5, 10:11 PM EDTSevere Thunderstorm WarningJKLBath, Elliott, Menifee, Morgan, Powell, Rowan and 1 more40 min
Apr 5, 10:20 PM EDTSevere Thunderstorm WarningJKLBreathitt, Clay, Floyd, Jackson, Johnson, Knott and 10 more40 min
Apr 5, 10:39 PM EDTSevere Thunderstorm WarningJKLElliott, Morgan21 min
Apr 5, 10:59 PM EDTSevere Thunderstorm WarningJKLBreathitt, Floyd, Johnson, Knott, Magoffin, Martin and 1 more46 min
Apr 6, 3:55 AM EDTFreeze WatchJKLBath, Bell, Breathitt, Clay, Elliott, Estill and 27 more37 hr
Apr 6, 3:55 AM EDTFreeze WarningJKLBath, Bell, Breathitt, Clay, Elliott, Estill and 27 more31 hr
Apr 6, 3:55 AM EDTWinter Weather AdvisoryJKLBell, Breathitt, Estill, Harlan, Knott, Lee and 6 more40 hr

Nearby

Severe Thunderstorm Warnings in Kentucky, 2009Every severe thunderstorm warning in 2009

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.