Alert archive / Nebraska / Tornado Watches in 2005

Tornado Watch 444

June 9, 200512 counties in Kansas; 20 counties in Nebraska

The Storm Prediction Center issued this tornado watch at Jun 9, 2005, 5:50 PM CDT for 12 counties in Kansas; 20 counties in Nebraska. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Jun 9, 2005, 5:50 PM CDT (22:50 UTC)
Expired
Jun 9, 2005, 11:00 PM CDT
In force
5 hr
Issued by
the Storm Prediction Center
All 32 counties

Cloud County, KS, Dickinson County, KS, Ellsworth County, KS, Jewell County, KS, Lincoln County, KS, Mitchell County, KS, Osborne County, KS, Ottawa County, KS, Republic County, KS, Russell County, KS, Saline County, KS, Smith County, KS, Adams County, NE, Buffalo County, NE, Clay County, NE, Fillmore County, NE, Franklin County, NE, Greeley County, NE, Hall County, NE, Hamilton County, NE, Howard County, NE, Kearney County, NE, Merrick County, NE, Nance County, NE, Nuckolls County, NE, Platte County, NE, Polk County, NE, Sherman County, NE, Thayer County, NE, Valley County, NE, Webster County, NE, York County, NE

The radar

The Grand Island radar (KUEX), 38 km from the middle of the area, began a volume at 22:50 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.

Warnings issued inside it

17 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Jun 9, 6:12 PM CDTSevere Thunderstorm WarningGIDOsborne, Smith63 min
Jun 9, 6:21 PM CDTTornado WarningGIDSmith54 min
Jun 9, 6:46 PM CDTSevere Thunderstorm WarningGIDJewell89 min
Jun 9, 6:46 PM CDTSevere Thunderstorm WarningGIDJewell89 min
Jun 9, 7:00 PM CDTSevere Thunderstorm WarningGIDWebster47 min
Jun 9, 7:15 PM CDTSevere Thunderstorm WarningGIDOsborne60 min
Jun 9, 7:30 PM CDTSevere Thunderstorm WarningGIDNuckolls45 min
Jun 9, 7:37 PM CDTSevere Thunderstorm WarningGIDSmith53 min
Jun 9, 7:44 PM CDTSevere Thunderstorm WarningGIDClay46 min
Jun 9, 7:53 PM CDTSevere Thunderstorm WarningGIDFillmore, Thayer64 min
Jun 9, 8:10 PM CDTFlash Flood WarningGIDJewell, Osborne, Rooks, Smith6 hr
Jun 9, 8:11 PM CDTSevere Thunderstorm WarningGIDOsborne66 min
Jun 9, 8:13 PM CDTSevere Thunderstorm WarningTOPCloud, Republic47 min
Jun 9, 8:15 PM CDTSevere Thunderstorm WarningGIDJewell60 min
Jun 9, 8:19 PM CDTSevere Thunderstorm WarningOAXPlatte41 min
Jun 9, 8:47 PM CDTFlash Flood WarningTOPRepublic3 hr
Jun 9, 10:26 PM CDTSevere Thunderstorm WarningGIDKearney43 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Omaha, NE (KOAX), launched 12:00Z, 10.8 hours before the alert went out and 171 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, Omaha, NE at 12:00Z on 2005-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 308 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Omaha, NE at 12:00Z on 2005-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 square meters per square second.19395878Sfc1 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
308 J/kg
Mixed-layer CIN
-281 J/kg
Mixed-layer LCL
1488 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
69 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 
WWUS20 KWNS 092250
SEL4  
SPC WW 092250
KSZ000-NEZ000-100400-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 444
NWS STORM PREDICTION CENTER NORMAN OK
550 PM CDT THU JUN 9 2005

THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF 

       CENTRAL KANSAS
       SOUTH CENTRAL NEBRASKA

EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 550 PM UNTIL
1100 PM CDT.

TORNADOES...HAIL TO 3 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 50 STATUTE MILES
EAST AND WEST OF A LINE FROM 50 MILES NORTH OF GRAND ISLAND
NEBRASKA TO 30 MILES SOUTHWEST OF SALINA KANSAS.  FOR A COMPLETE
DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE
(WOUS64 KWNS WOU4).

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.

OTHER WATCH INFORMATION...CONTINUE...WW 442...WW 443...

DISCUSSION...HP SUPERCELLS WITH VERY LARGE HAIL/HIGH WIND NOW IN N
CNTRL KS EXPECTED TO MOVE/DEVELOP ENE THROUGH LATE THIS EVENING INTO
INCREASINGLY UNSTABLE LOW LEVEL ENVIRONMENT E OF WW 442.  BACKED LOW
LEVEL FLOW ASSOCIATED WITH RETREATING OUTFLOW BNDRY AND DEVELOPING
SURFACE WAVE IN N CNTRL KS WILL ENHANCE POTENTIAL FOR LOW LEVEL
STORM ROTATION/POSSIBLE TORNADOES DESPITE LIKELY EVOLUTION TOWARD A
LEWPY SQUALL LINE WITH TIME.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550.
MEAN STORM MOTION VECTOR 24025.


...CORFIDI

414,0971 382,0970 382,0985 414,0991

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 8, 7:26 PM CDTMesoscale DiscussionSPCAllen, Anderson, Atchison, Barber, Bourbon, Butler and 40 more94 min
Jun 8, 8:02 PM CDTMesoscale DiscussionSPCAtchison, Brown, Doniphan, Jackson, Marshall, Nemaha and 1 more58 min
Jun 8, 8:35 PM CDTSevere Thunderstorm WatchSPCAllen, Anderson, Atchison, Barber, Barton, Bourbon and 50 more7 hr
Jun 8, 11:38 PM CDTMesoscale DiscussionSPCAllen, Barber, Bourbon, Butler, Chase, Chautauqua and 25 more97 min
Jun 9, 1:32 PM CDTMesoscale DiscussionSPCClark, Finney, Gove, Gray, Haskell, Lane and 4 more2 hr
Jun 9, 2:10 PM CDTTornado WatchSPCCheyenne, Clark, Comanche, Decatur, Edwards, Ellis and 29 more9 hr
Jun 9, 5:28 PM CDTMesoscale DiscussionSPCBarton, Cloud, Decatur, Edwards, Ellis, Ellsworth and 26 more92 min
Jun 9, 3:58 PM CDTMesoscale DiscussionSPCAntelope, Boyd, Brown, Cedar, Cuming, Dakota and 10 more2 hr
Jun 9, 5:30 PM CDTMesoscale DiscussionSPCCheyenne, Deuel90 min
Jun 9, 6:20 PM CDTSevere Thunderstorm WatchSPCCheyenne, Deuel, Kimball6 hr

Nearby

Tornado Watches in Nebraska, 2005Tornado Watches in Kansas, 2005Every tornado watch in 2005

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.