Alert archive / Missouri / Tornado Warnings in 2010

Tornado Warning 52, NWS Paducah, KY

December 31, 2010Butler County, Stoddard County, Wayne County, Missouri

NWS Paducah, KY issued this tornado warning at Dec 31, 2010, 2:29 PM CST for Butler County, Stoddard County, Wayne County, Missouri. It was in force for 31 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
Dec 31, 2010, 2:29 PM CST (20:29 UTC)
Expired
Dec 31, 2010, 3:00 PM CST
In force
31 min
Issued by
NWS Paducah, KY
Area
Storm-based polygon

Counties Butler County, MO, Stoddard County, MO, Wayne County, MO

The radar

The Paducah radar (KPAH), 135 km from the middle of the area, began a volume at 20:29 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
Dec 31, 11:42 AM CSTTornado WatchSPC7 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 8.5 hours before the alert went out and 231 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, Little Rock, AR at 12:00Z on 2010-12-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 874 joules per kilogram.LCLEL10008507005003002001001 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, Little Rock, AR at 12:00Z on 2010-12-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 322 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
874 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
481 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
322 m²/s²
0-3 km storm-relative helicity
360 m²/s²
Significant tornado parameter
1.8
Supercell composite
8.0

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Paducah, KY wrote its last area forecast discussion before this tornado warning went out at Dec 31, 12:36 PM CST, 1 hour 53 minutes earlier.

Area forecast discussion, Dec 31, 12:36 PM CST, 1 hour 53 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PADUCAH KY
1236 PM CST FRI DEC 31 2010

.DISCUSSION...
APPROACHING LINE OF CONVECTION TO ENCOUNTER AS FORECAST 500J
SURFACE BASED CAPES WITH SURFACE LI'S TO ZERO/-1 AS WELL AS
EXISTENT ELEVATED INSTABILITY. PROBLEM IS FRONT IS OCCLUDING ON
ITS MOVE EASTWARD AND WITH TIME WILL LOSE WHAT MARGINAL SURFACE/LOW
LAYER INSTABILITY THERE IS. STILL IMPRESSIVE WIND FIELDS MEAN
THERE WILL BE PM THREAT FOR SVR/DAMAGING WINDS AND WITH HELICITYS
SUPPORTIVE OF TOR INCLUSION WE REMAIN UNDER TOR WATCH TIL 01Z WRN
1/2 FA. ANTICIPATE TRANSLATION TO MORE OF RAIN EVENT OVERNIGHT
WITH POPS SPIKING ERN 1/2 FA AND LOSING SURFACE BASED INSTABILITY
AND EVEN SOME OF THE ELEVATED INSTABILITY. WE'LL SEE HOW THIS
PLAYS OUT THOUGH INSOFAR AS IF THIS WILL OCCUR EVENING OR
OVERNIGHT AS SOME DISCUSSION OF EASTWARD EXPANSION OF WATCH FOR
LATER ALREADY OCCURRING...SHOULD BE ABLE TO HAVE BETTER READ ON
THAT IN 2-3 HOURS.

AFTER FROPA TONIGHT POPS END LATE TONIGHT/EARLY SATURDAY AND MORE
NORMAL WINTER WEATHER INFILTRATES FA IN ITS WAKE...TO CONTINUE
THROUGH NEXT WEEK. ALSO APPEARS TO BE DRY WEATHER THOUGH SOME GFS
FLIRTATIONS WITH POPS IN THE FAR EXTENDED (DAYS 5-7) HAVE OCCURRED
PAST COUPLE RUNS...NO APPARENT COLLAB CONSENSUS FOR ITS INCLUSION
JUST YET.

&&

.AVIATION...
CIGS AROUND THE REGION ARE EXPECTED TO BE QUITE VARIABLE THIS AFTN
IN THE VICINITY OF A EWD MOVING PREFRONTAL SFC TROF...BUT SHOULD BE
MVFR MOST OF THE TIME INTO THE OVNGT HRS. VSBYS ASSOCIATED WITH A
WEAKENING LINE OF TSTMS AND SHWRS HAVE BEEN MOSTLY VFR. THIS IS
EXPECTED TO CONTINUE THROUGH THE AFTN AS THE ACTIVITY BECOMES MORE
SCT. HOWEVER THERE MAY BE A FLARE UP OF SHWR/POSSIBLE TSTM ACTIVITY
IN THE ERN THIRD OF THE REGION AROUND MIDNIGHT JUST AHEAD OF A
FAST-MOVING COLD FRONT. ALL PCPN SHOULD BE OUT OF THE REGION BY 15Z
SAT.

&&

.PAH WATCHES/WARNINGS/ADVISORIES...
KY...NONE.
MO...NONE.
IL...NONE.
IN...NONE.
&&
Hazardous weather outlook, Dec 31, 11:53 AM CST, 2 hours 36 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PADUCAH KY
1153 AM CST FRI DEC 31 2010

ILZ075>078-080>094-INZ081-082-085>088-KYZ001>022-MOZ076-086-087-
100-107>112-114-011100-
JEFFERSON-WAYNE IL-EDWARDS-WABASH-PERRY IL-FRANKLIN-HAMILTON-
WHITE-JACKSON-WILLIAMSON-SALINE-GALLATIN-UNION IL-JOHNSON-POPE-
HARDIN-ALEXANDER-PULASKI-MASSAC-GIBSON-PIKE-POSEY-VANDERBURGH-
WARRICK-SPENCER-FULTON-HICKMAN-CARLISLE-BALLARD-MCCRACKEN-GRAVES-
LIVINGSTON-MARSHALL-CALLOWAY-CRITTENDEN-LYON-TRIGG-CALDWELL-
UNION KY-WEBSTER-HOPKINS-CHRISTIAN-HENDERSON-DAVIESS-MCLEAN-
MUHLENBERG-TODD-PERRY MO-BOLLINGER-CAPE GIRARDEAU-WAYNE MO-CARTER-
RIPLEY-BUTLER-STODDARD-SCOTT-MISSISSIPPI-NEW MADRID-
1153 AM CST FRI DEC 31 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHERN
ILLINOIS...SOUTHWEST INDIANA...WESTERN KENTUCKY...AND SOUTHEAST
MISSOURI.

.DAY ONE...THIS AFTERNOON AND TONIGHT

A TORNADO WATCH IS IN EFFECT FOR SOUTHEAST MISSOURI...SOUTHERN
ILLINOIS...AND PORTIONS OF EXTREME SOUTHWEST KENTUCKY UNTIL
700 PM. REFER TO THE WATCH FOR DETAILS.

A LINE OF THUNDERSTORMS WILL MOVE THROUGH THE REGION
TONIGHT...BRINGING A SLIGHT RISK OF SEVERE STORMS WITH DAMAGING
WINDS AS THE PRIMARY SEVERE WEATHER THREAT. LIGHTNING AND HEAVY
RAIN WILL ALSO ACCOMPANY THESE STORMS.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION FOR THE WATCH AREA IS REQUESTED.

In the hours before

Local storm report, Dec 31, 2:07 PM CST, 22 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 Paducah, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 31, 4:59 PM CSTSevere Thunderstorm WarningPAHFulton31 min
Dec 31, 12:39 PM CSTSevere Thunderstorm WarningPAHRipley51 min
Dec 31, 12:47 PM CSTSevere Thunderstorm WarningPAHCarter, Ripley28 min
Dec 31, 1:42 PM CSTSevere Thunderstorm WarningPAHButler, Carter, Ripley, Wayne33 min
Dec 31, 1:57 PM CSTTornado WarningPAHWayne33 min
Dec 31, 2:16 PM CSTSevere Thunderstorm WarningPAHBollinger, Butler, Ripley, Stoddard, Wayne44 min
Dec 31, 2:21 PM CSTTornado WarningPAHBollinger, Butler, Stoddard, Wayne10 min
Dec 31, 2:34 PM CSTSevere Thunderstorm WarningPAHBollinger, Wayne41 min
Dec 31, 2:42 PM CSTTornado WarningPAHButler, Stoddard, Wayne33 min
Dec 31, 3:02 PM CSTSevere Thunderstorm WarningPAHBollinger, Butler, Cape Girardeau, Stoddard28 min
Dec 31, 4:33 PM CSTSevere Thunderstorm WarningPAHNew Madrid, Stoddard27 min

Nearby

Tornado Warnings in Missouri, 2010Every tornado warning in 2010Tornadoes 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.