Alert archive / Nebraska / Tornado Warnings in 2014

Tornado Warning 2, NWS Omaha, NE

May 11, 2014Saline County, Seward County, Nebraska

NWS Omaha, NE issued this tornado warning at May 11, 2014, 4:53 PM CDT for Saline County, Seward County, Nebraska. It was in force for 52 min. 4 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
May 11, 2014, 4:53 PM CDT (21:53 UTC)
Expired
May 11, 2014, 5:45 PM CDT
In force
52 min
Issued by
NWS Omaha, NE
Area
Storm-based polygon
Tornado
Radar indicated
Hail
2.0 in

Counties Saline County, NE, Seward County, NE

The radar

The Omaha radar (KOAX), 92 km from the middle of the area, began a volume at 21:55 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.

What was reported inside it

TimeReportWhereRemark
May 11, 5:02 PM CDTTORNADO1 Nw Cordova, NE
May 11, 5:12 PM CDTTORNADO3 W Friend, NECENTER PIVOTS FLIPPED AND TREES DOWNED. POSSIBLE RFD WIND DAMAGE FROM CELL PRODUCING THE TORNADO IF NOT FROM THE TORNADO ITSELF.
May 11, 5:18 PM CDTTORNADO1 S Cordova, NEABOUT 1/2 MILE SOUTH OF CORDOVA...DAMAGE REPORTED.
May 11, 5:22 PM CDTTORNADO2 N Beaver Crossing, NEABOUT 1 1/2 MILES SOUTH OF I80 MILE MARKER 369.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
May 11, 2:21 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Topeka, KS (KFOE), launched 12:00Z, 9.9 hours before the alert went out and 233 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, Topeka, KS at 12:00Z on 2014-05-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1518 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 12:00Z on 2014-05-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 379 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
1518 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
770 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
379 m²/s²
0-3 km storm-relative helicity
477 m²/s²
Significant tornado parameter
4.0
Supercell composite
17.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

102 
WFUS53 KOAX 112153
TOROAX
NEC151-159-112245-
/O.NEW.KOAX.TO.W.0002.140511T2153Z-140511T2245Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
453 PM CDT SUN MAY 11 2014

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN SALINE COUNTY IN SOUTHEAST NEBRASKA...
  SOUTHERN SEWARD COUNTY IN SOUTHEAST NEBRASKA...

* UNTIL 545 PM CDT
    
* AT 453 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR EXETER...OR 12 MILES SOUTHEAST OF YORK...
  MOVING EAST AT 40 MPH.

  HAZARD...TORNADO AND HAIL UP TO TWO INCHES IN DIAMETER. 

  SOURCE...RADAR INDICATED ROTATION. 

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. 
           DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR.  TREE 
           DAMAGE IS LIKELY. 

* THIS DANGEROUS STORM WILL BE NEAR...
  FRIEND AND BEAVER CROSSING AROUND 510 PM CDT.
  DORCHESTER AROUND 525 PM CDT.
  MILFORD AROUND 530 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
GOEHNER...CORDOVA AND BLUE RIVER STATE RECREATION AREA.

THIS INCLUDES INTERSTATE 80 IN NEBRASKA BETWEEN MILE MARKERS 366 AND
385.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A
VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4065 9737 4083 9737 4091 9704 4085 9697
      4071 9694 4062 9703
TIME...MOT...LOC 2153Z 265DEG 34KT 4071 9749 

TORNADO...RADAR INDICATED
HAIL...2.00IN

$$

BOUSTEAD/MAYES
6 follow-up statements
412 
WWUS53 KOAX 112201
SVSOAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
501 PM CDT SUN MAY 11 2014

NEC151-159-112245-
/O.CON.KOAX.TO.W.0002.000000T0000Z-140511T2245Z/
SALINE NE-SEWARD NE-
501 PM CDT SUN MAY 11 2014

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM CDT FOR
NORTHWESTERN SALINE AND SOUTHERN SEWARD COUNTIES...
    
AT 500 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR EXETER...OR 15 MILES SOUTHEAST OF YORK...MOVING EAST
AT 40 MPH.

HAZARD...TORNADO AND TWO INCH HAIL. 

SOURCE...RADAR INDICATED ROTATION. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE 
         TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR.  TREE DAMAGE IS 
         LIKELY. 

THIS DANGEROUS STORM WILL BE NEAR...
  FRIEND AND BEAVER CROSSING AROUND 510 PM CDT.
  DORCHESTER AROUND 525 PM CDT.
  MILFORD AROUND 530 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
GOEHNER...CORDOVA AND BLUE RIVER STATE RECREATION AREA.

THIS INCLUDES INTERSTATE 80 IN NEBRASKA BETWEEN MILE MARKERS 366 AND
385.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A
VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4065 9737 4083 9737 4091 9704 4085 9697
      4071 9694 4062 9703
TIME...MOT...LOC 2200Z 265DEG 34KT 4072 9739 

TORNADO...RADAR INDICATED
HAIL...2.00IN

$$

BOUSTEAD/MAYES
099 
WWUS53 KOAX 112203
SVSOAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
503 PM CDT SUN MAY 11 2014

NEC151-159-112245-
/O.CON.KOAX.TO.W.0002.000000T0000Z-140511T2245Z/
SALINE NE-SEWARD NE-
503 PM CDT SUN MAY 11 2014

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM CDT FOR
NORTHWESTERN SALINE AND SOUTHERN SEWARD COUNTIES...
    
AT 503 PM CDT...A CONFIRMED TORNADO WAS LOCATED NEAR EXETER...OR 13
MILES SOUTHEAST OF YORK...MOVING EAST AT 25 MPH.

HAZARD...DAMAGING TORNADO AND TWO INCH HAIL. 

SOURCE...LAW ENFORCEMENT CONFIRMED TORNADO. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE 
         TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR.  TREE DAMAGE IS 
         LIKELY. 

THIS TORNADO WILL BE NEAR...
  FRIEND AND BEAVER CROSSING AROUND 520 PM CDT.
  MILFORD AROUND 545 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
GOEHNER...CORDOVA AND BLUE RIVER STATE RECREATION AREA.

THIS INCLUDES INTERSTATE 80 IN NEBRASKA BETWEEN MILE MARKERS 366 AND
385.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW! MOVE TO A
BASEMENT OR AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY
BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4065 9737 4083 9737 4091 9704 4085 9697
      4071 9694 4062 9703
TIME...MOT...LOC 2203Z 256DEG 23KT 4072 9742 

TORNADO...OBSERVED
HAIL...2.00IN

$$

BOUSTEAD/MAYES
534 
WWUS53 KOAX 112209
SVSOAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
509 PM CDT SUN MAY 11 2014

NEC151-159-112245-
/O.CON.KOAX.TO.W.0002.000000T0000Z-140511T2245Z/
SALINE NE-SEWARD NE-
509 PM CDT SUN MAY 11 2014

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM CDT FOR
NORTHWESTERN SALINE AND SOUTHERN SEWARD COUNTIES...
    
AT 509 PM CDT...A CONFIRMED TORNADO WAS LOCATED NEAR BEAVER
CROSSING...OR 14 MILES SOUTHEAST OF YORK...MOVING NORTHEAST AT 35
MPH.

HAZARD...DAMAGING TORNADO AND TWO INCH HAIL. 

SOURCE...LAW ENFORCEMENT CONFIRMED TORNADO. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE 
         TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR.  TREE DAMAGE IS 
         LIKELY. 

THIS TORNADO WILL BE NEAR...
  BEAVER CROSSING AROUND 520 PM CDT.
  MILFORD AROUND 540 PM CDT.
  SEWARD AROUND 545 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
GOEHNER...CORDOVA AND BLUE RIVER STATE RECREATION AREA.

THIS INCLUDES INTERSTATE 80 IN NEBRASKA BETWEEN MILE MARKERS 366 AND
385.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW! MOVE TO A
BASEMENT OR AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY
BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4065 9737 4083 9737 4091 9704 4085 9697
      4071 9694 4062 9703
TIME...MOT...LOC 2209Z 246DEG 28KT 4074 9737 

TORNADO...OBSERVED
HAIL...2.00IN

$$

BOUSTEAD/MAYES
663 
WWUS53 KOAX 112220
SVSOAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
520 PM CDT SUN MAY 11 2014

NEC151-112229-
/O.CAN.KOAX.TO.W.0002.000000T0000Z-140511T2245Z/
SALINE NE-

520 PM CDT SUN MAY 11 2014

...THE TORNADO WARNING FOR NORTHWESTERN SALINE COUNTY IS CANCELLED...
    
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT 
OF THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT SUNDAY AFTERNOON
FOR SOUTHWESTERN IOWA AND SOUTHEAST NEBRASKA.

LAT...LON 4070 9735 4083 9737 4091 9704 4085 9697
      4075 9695 4073 9702
TIME...MOT...LOC 2219Z 244DEG 32KT 4080 9726 

$$

NEC159-112245-
/O.CON.KOAX.TO.W.0002.000000T0000Z-140511T2245Z/
SEWARD NE-
520 PM CDT SUN MAY 11 2014

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM CDT FOR SOUTHERN
SEWARD COUNTY...
    
AT 519 PM CDT...A CONFIRMED TORNADO WAS LOCATED OVER BEAVER
CROSSING...OR 18 MILES EAST OF YORK...MOVING NORTHEAST AT 35 MPH.

HAZARD...DAMAGING TORNADO AND TWO INCH HAIL. 

SOURCE...LAW ENFORCEMENT CONFIRMED TORNADO. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE 
         TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR.  TREE DAMAGE IS 
         LIKELY. 

THIS TORNADO WILL BE NEAR...
  MILFORD AROUND 535 PM CDT.
  SEWARD AROUND 540 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
GOEHNER AND CORDOVA.

THIS INCLUDES INTERSTATE 80 IN NEBRASKA BETWEEN MILE MARKERS 366 AND
385.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW! MOVE TO A
BASEMENT OR AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY
BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4070 9735 4083 9737 4091 9704 4085 9697
      4075 9695 4073 9702
TIME...MOT...LOC 2219Z 244DEG 32KT 4080 9726 

TORNADO...OBSERVED
HAIL...2.00IN

$$

BOUSTEAD/MAYES
425 
WWUS53 KOAX 112230
SVSOAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
530 PM CDT SUN MAY 11 2014

NEC159-112245-
/O.CON.KOAX.TO.W.0002.000000T0000Z-140511T2245Z/
SEWARD NE-
530 PM CDT SUN MAY 11 2014

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM CDT FOR SOUTHERN
SEWARD COUNTY...
    
AT 529 PM CDT...A CONFIRMED TORNADO WAS LOCATED NEAR BEAVER
CROSSING...OR 20 MILES EAST OF YORK...MOVING EAST AT 25 MPH.

HAZARD...DAMAGING TORNADO AND TWO INCH HAIL. 

SOURCE...WEATHER SPOTTERS CONFIRMED TORNADO. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE 
         TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR.  TREE DAMAGE IS 
         LIKELY. 

THIS TORNADO WILL BE NEAR...
  SEWARD AND MILFORD AROUND 545 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
GOEHNER.

THIS INCLUDES INTERSTATE 80 IN NEBRASKA BETWEEN MILE MARKERS 369 AND
385.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW! MOVE TO A
BASEMENT OR AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY
BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4075 9727 4085 9731 4091 9704 4085 9697
      4076 9695 4075 9701
TIME...MOT...LOC 2229Z 252DEG 23KT 4081 9721 

TORNADO...OBSERVED
HAIL...2.00IN

$$

BOUSTEAD/MAYES
434 
WWUS53 KOAX 112243
SVSOAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
543 PM CDT SUN MAY 11 2014

NEC159-112252-
/O.EXP.KOAX.TO.W.0002.000000T0000Z-140511T2245Z/
SEWARD NE-
543 PM CDT SUN MAY 11 2014

...THE TORNADO WARNING FOR SOUTHERN SEWARD COUNTY WILL EXPIRE AT 545
PM CDT...
    
THE TORNADO WARNING THAT WAS PREVIOUSLY IN EFFECT HAS BEEN REISSUED 
FOR SEWARD AND LANCASTER COUNTIES AND IS IN EFFECT UNTIL 630 PM. 
PLEASE REFER TO THAT BULLETIN FOR THE LATEST SEVERE WEATHER 
INFORMATION.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT SUNDAY AFTERNOON
FOR SOUTHWESTERN IOWA AND SOUTHEAST NEBRASKA.


LAT...LON 4075 9727 4085 9731 4091 9704 4085 9697
      4076 9695 4075 9701
TIME...MOT...LOC 2241Z 265DEG 34KT 4081 9721 

$$

BOUSTEAD/MAYES

The office that day

Everything else NWS Omaha, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 11, 12:34 AM CDTSpecial Weather StatementOAXRichardson41 min
May 11, 12:39 AM CDTSevere Thunderstorm WarningOAXRichardson36 min
May 11, 3:45 AM CDTSpecial Weather StatementOAXSaline, Seward60 min
May 11, 3:55 AM CDTSevere Thunderstorm WarningOAXGage, Jefferson50 min
May 11, 4:24 AM CDTSpecial Weather StatementOAXLancaster, Otoe51 min
May 11, 4:46 AM CDTSpecial Weather StatementOAXGage, Johnson, Nemaha, Pawnee, Richardson, Saline44 min
May 11, 7:16 AM CDTSpecial Weather StatementOAXButler, Saunders, Seward44 min
May 11, 7:25 AM CDTSevere Thunderstorm WarningOAXButler, Lancaster, Saunders, Seward50 min
May 11, 7:53 AM CDTSevere Thunderstorm WarningOAXCass, Lancaster, Otoe, Saunders, Seward37 min
May 11, 8:25 AM CDTSevere Thunderstorm WarningOAXCass, Sarpy, Saunders50 min
May 11, 3:05 PM CDTFlash Flood WatchOAXBurt, Butler, Cass, Colfax, Cuming, Dodge and 17 more10 hr
May 11, 4:28 PM CDTSpecial Weather StatementOAXSeward47 min
May 11, 4:49 PM CDTSevere Thunderstorm WarningOAXSaline, Seward41 min
May 11, 5:28 PM CDTSevere Thunderstorm WarningOAXButler, Lancaster, Seward47 min
May 11, 5:40 PM CDTTornado Warning Tornado observedOAXLancaster, Seward50 min
May 11, 6:04 PM CDTSevere Thunderstorm WarningOAXSeward26 min
May 11, 6:05 PM CDTTornado WarningOAXSeward25 min
May 11, 6:08 PM CDTSevere Thunderstorm WarningOAXButler, Lancaster, Saunders, Seward52 min
May 11, 6:15 PM CDTAreal Flood AdvisoryOAXSeward2 hr
May 11, 6:19 PM CDTTornado Warning Tornado observedOAXLancaster, Saunders41 min
May 11, 6:26 PM CDTSevere Thunderstorm WarningOAXBurt34 min
May 11, 6:48 PM CDTSevere Thunderstorm WarningOAXJefferson, Saline42 min
May 11, 6:49 PM CDTFlash Flood WarningOAXButler, Lancaster, Saunders, Seward3 hr
May 11, 6:54 PM CDTSevere Thunderstorm WarningOAXDouglas, Lancaster, Sarpy, Saunders51 min
May 11, 6:58 PM CDTTornado Warning Tornado observedOAXJefferson, Saline32 min

Nearby

Tornado Warnings in Nebraska, 2014Every tornado warning in 2014Tornadoes in 2014

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.