Alert archive / Nebraska / Tornado Warnings in 2014

Tornado Warning 21, NWS Omaha, NE

June 17, 2014Cedar County, Nebraska

NWS Omaha, NE issued this tornado warning at Jun 17, 2014, 8:20 PM CDT for Cedar County, Nebraska. It was in force for 40 min. 6 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
Jun 17, 2014, 8:20 PM CDT (01:20 UTC)
Expired
Jun 17, 2014, 9:00 PM CDT
In force
40 min
Issued by
NWS Omaha, NE
Area
Storm-based polygon
Tornado
Observed
Hail
0.75 in

County Cedar County, NE

The radar

The Sioux Falls radar (KFSD), 126 km from the middle of the area, began a volume at 01:20 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
Jun 17, 8:21 PM CDTTORNADO1 Nw Coleridge, NE
Jun 17, 8:26 PM CDTTORNADOColeridge, NELARGE WEDGE TORNADO.
Jun 17, 8:30 PM CDTTORNADO1 Nnw Coleridge, NE2 FARMSTEADS AND ONE GRAINERY DESTROYED.
Jun 17, 8:33 PM CDTTSTM WND DMGColeridge, NELARGE TREE LIMB BROKE THROUGH WINDOW IN THE HOUSE. FLAG POLE BENT OVER 90 DEGREES.
Jun 17, 8:52 PM CDTTORNADO5 Nw Laurel, NERAIN WRAPPED.
Jun 17, 9:08 PM CDTTORNADO5 N Laurel, NE

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
Jun 17, 6:48 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 1.3 hours before the alert went out and 146 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 00:00Z on 2014-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4092 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, Omaha, NE at 00:00Z on 2014-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 98 square meters per square second.193958Sfc1 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
4092 J/kg
Mixed-layer CIN
-70 J/kg
Mixed-layer LCL
1440 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
98 m²/s²
0-3 km storm-relative helicity
163 m²/s²
Significant tornado parameter
1.0
Supercell composite
14.4

Open this sounding in Storm Lab

The text

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

557 
WFUS53 KOAX 180120
TOROAX
NEC027-180200-
/O.NEW.KOAX.TO.W.0021.140618T0120Z-140618T0200Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
820 PM CDT TUE JUN 17 2014

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN CEDAR COUNTY IN NORTHEAST NEBRASKA...

* UNTIL 900 PM CDT

* AT 820 PM CDT...A CONFIRMED TORNADO WAS LOCATED OVER COLERIDGE...OR
  23 MILES SOUTHWEST OF VERMILLION...MOVING SOUTHEAST AT 15 MPH.

  HAZARD...DAMAGING TORNADO. 

  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. 

* THE TORNADO WILL BE NEAR...
  COLERIDGE AROUND 825 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE CAMP
ASSURANCE...LAUREL AND BELDEN.

THIS INCLUDES HIGHWAY 20 IN NEBRASKA BETWEEN MILE MARKERS 385 AND
398.
 
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 4257 9702 4235 9702 4235 9720 4253 9732
      4262 9723
TIME...MOT...LOC 0120Z 316DEG 15KT 4253 9722 

TORNADO...OBSERVED
HAIL...<.75IN

$$

MAYES
3 follow-up statements
092 
WWUS53 KOAX 180124
SVSOAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
824 PM CDT TUE JUN 17 2014

NEC027-180200-
/O.CON.KOAX.TO.W.0021.000000T0000Z-140618T0200Z/
CEDAR NE-
824 PM CDT TUE JUN 17 2014

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CDT FOR
SOUTHEASTERN CEDAR COUNTY...
    
AT 823 PM CDT...A CONFIRMED TORNADO WAS LOCATED OVER COLERIDGE...OR
22 MILES SOUTHWEST OF VERMILLION...MOVING SOUTHEAST AT 15 MPH.

HAZARD...DAMAGING TORNADO. 

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 TORNADIC THUNDERSTORM WILL IMPACT THE CITY OF COLERIDGE. OTHER 
AREAS IN THE WARNING INCLUDE MAINLY RURAL AREAS OF SOUTHEASTERN 
CEDAR COUNTY...INCLUDING THE FOLLOWING LOCATIONS...CAMP 
ASSURANCE...LAUREL AND BELDEN.

THIS INCLUDES HIGHWAY 20 IN NEBRASKA BETWEEN MILE MARKERS 385 AND
398.
 
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 4257 9702 4235 9702 4235 9720 4253 9732
      4262 9723
TIME...MOT...LOC 0123Z 316DEG 15KT 4252 9721 

TORNADO...OBSERVED
HAIL...<.75IN

$$

MAYES
827 
WWUS53 KOAX 180128
SVSOAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
828 PM CDT TUE JUN 17 2014

NEC027-180200-
/O.CON.KOAX.TO.W.0021.000000T0000Z-140618T0200Z/
CEDAR NE-
828 PM CDT TUE JUN 17 2014

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CDT FOR
SOUTHEASTERN CEDAR COUNTY...
    
AT 827 PM CDT...A CONFIRMED TORNADO WAS LOCATED OVER COLERIDGE...OR 
23 MILES SOUTHWEST OF VERMILLION...MOVING SOUTHEAST AT 15 MPH.

THIS IS A PARTICULARLY DANGEROUS SITUATION.

HAZARD...DAMAGING TORNADO. 

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. 

THE TORNADO WILL BE NEAR...
  COLERIDGE AROUND 830 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE CAMP
ASSURANCE...LAUREL AND BELDEN.

THIS INCLUDES HIGHWAY 20 IN NEBRASKA BETWEEN MILE MARKERS 385 AND
398.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A LARGE...EXTREMELY DANGEROUS AND POTENTIALLY DEADLY
TORNADO IS ON THE GROUND. TO PROTECT YOUR LIFE...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 4257 9702 4235 9702 4235 9720 4253 9732
      4262 9723
TIME...MOT...LOC 0127Z 316DEG 15KT 4252 9721 

TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...<.75IN

$$

MAYES
586 
WWUS53 KOAX 180137
SVSOAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
837 PM CDT TUE JUN 17 2014

NEC027-180200-
/O.CON.KOAX.TO.W.0021.000000T0000Z-140618T0200Z/
CEDAR NE-
837 PM CDT TUE JUN 17 2014

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CDT FOR
SOUTHEASTERN CEDAR COUNTY...
    
AT 836 PM CDT...A CONFIRMED TORNADO WAS LOCATED OVER COLERIDGE...OR
22 MILES SOUTHWEST OF VERMILLION...MOVING SOUTHEAST AT 15 MPH.

HAZARD...DAMAGING TORNADO. 

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 TORNADIC THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
SOUTHEASTERN CEDAR COUNTY...INCLUDING THE FOLLOWING LOCATIONS...CAMP
ASSURANCE...LAUREL AND BELDEN.

THIS INCLUDES HIGHWAY 20 IN NEBRASKA BETWEEN MILE MARKERS 385 AND
398.
 
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 4235 9702 4235 9720 4250 9726 4257 9718
      4253 9702
TIME...MOT...LOC 0136Z 313DEG 15KT 4251 9717 

TORNADO...OBSERVED
HAIL...<.75IN

$$

MAYES

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 17, 7:24 PM CDTSpecial Weather StatementOAXCedar51 min
Jun 17, 7:38 PM CDTSevere Thunderstorm WarningOAXCedar37 min
Jun 17, 8:00 PM CDTTornado WarningOAXCedar30 min
Jun 17, 8:13 PM CDTSevere Thunderstorm WarningOAXCedar32 min
Jun 17, 8:40 PM CDTSevere Thunderstorm WarningOAXCedar35 min
Jun 17, 8:55 PM CDTTornado Warning Tornado observedOAXCedar35 min
Jun 17, 9:01 PM CDTFlash Flood WarningOAXCedar3 hr
Jun 17, 9:08 PM CDTSevere Thunderstorm WarningOAXCedar37 min
Jun 17, 9:26 PM CDTTornado Warning Tornado observedOAXCedar34 min
Jun 17, 9:40 PM CDTSevere Thunderstorm WarningOAXCedar35 min
Jun 17, 9:53 PM CDTTornado Warning Tornado observedOAXCedar37 min
Jun 17, 10:24 PM CDTTornado Warning Tornado observedOAXCedar36 min
Jun 18, 2:19 PM CDTRiver Flood WarningOAXBurt, Thurston4 days
Jun 18, 2:19 PM CDTRiver Flood WarningOAXWashington6 days
Jun 18, 2:19 PM CDTRiver Flood WarningOAXDouglas, Sarpy6 days

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.