Alert archive / Nebraska / Tornado Warnings in 2011

Tornado Warning 30, NWS Hastings, NE

May 30, 2011Buffalo County, Dawson County, Nebraska

NWS Hastings, NE issued this tornado warning at May 30, 2011, 8:05 PM CDT for Buffalo County, Dawson County, Nebraska. It was in force for 25 min. 3 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 30, 2011, 8:05 PM CDT (01:05 UTC)
Expired
May 30, 2011, 8:30 PM CDT
In force
25 min
Issued by
NWS Hastings, NE
Area
Storm-based polygon

Counties Buffalo County, NE, Dawson County, NE

The radar

The Grand Island radar (KUEX), 91 km from the middle of the area, began a volume at 01:06 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 30, 8:15 PM CDTTORNADO4 Se Miller, NE
May 30, 8:30 PM CDTTSTM WND DMGMiller, NEBLEW PIECES OF CHURCH OFF
May 30, 8:34 PM CDTTORNADORiverdale, NELARGE GUSTNADO ON LEADING EDGE OF STORMS. REPORTED 90 MPH GUSTS WITH POWER FLASHES.

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 30, 2:08 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 1.1 hours before the alert went out and 120 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, N. Platte/Lee Bi, NE at 00:00Z on 2011-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 634 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, N. Platte/Lee Bi, NE at 00:00Z on 2011-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 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
634 J/kg
Mixed-layer CIN
-231 J/kg
Mixed-layer LCL
2144 m above ground
0-6 km bulk shear
79 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
144 m²/s²
Significant tornado parameter
0.0
Supercell composite
-1.1

Open this sounding in Storm Lab

The text

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

299 
WFUS53 KGID 310105
TORGID
NEC019-047-310130-
/O.NEW.KGID.TO.W.0030.110531T0105Z-110531T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
805 PM CDT MON MAY 30 2011

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN BUFFALO COUNTY IN SOUTH CENTRAL NEBRASKA...
  EASTERN DAWSON COUNTY IN SOUTH CENTRAL NEBRASKA...

* UNTIL 830 PM CDT

* AT 801 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED 5 MILES SOUTH OF SUMNER...OR 13 MILES NORTHEAST
  OF LEXINGTON...AND MOVING EAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  KEARNEY...MILLER...ELM CREEK...AMHERST...ODESSA...RIVERDALE...
  PLEASANTON AND POOLE.

THIS INCLUDES INTERSTATE 80 BETWEEN MILE MARKERS 278 AND 280.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO 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 4104 9894 4068 9895 4071 9958 4104 9958
TIME...MOT...LOC 0105Z 271DEG 35KT 4087 9947
HAIL 1.50IN

$$

WESELY
3 follow-up statements
029 
WWUS53 KGID 310113
SVSGID

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HASTINGS NE
813 PM CDT MON MAY 30 2011

NEC019-047-310130-
/O.CON.KGID.TO.W.0030.000000T0000Z-110531T0130Z/
BUFFALO NE-DAWSON NE-
813 PM CDT MON MAY 30 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR EASTERN DAWSON AND WESTERN
BUFFALO COUNTIES UNTIL 830 PM CDT...

AT 811 PM CDT...THE PUBLIC REPORTED A LINE OF TORNADO PRODUCING
STORMS.  THESE TORNADO PRODUCING STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 8 MILES NORTH OF MILLER TO ELM CREEK...MOVING EAST AT
40 MPH.

IN ADDITION...AT 755 PM CDT...90 MPH WINDS WERE REPORTED AT THE 
LEXINGTON AIRPORT. THIS IS A VERY SERIOUS STORM. TAKE SHELTER IF YOU 
ARE IN THE PATH OF THIS STORM.

LOCATIONS IMPACTED INCLUDE...
  KEARNEY...AMHERST...ODESSA...RIVERDALE...PLEASANTON AND POOLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW. MOVE TO 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 4104 9894 4068 9895 4071 9958 4104 9958
TIME...MOT...LOC 0113Z 271DEG 35KT 4104 9937 4069 9939
HAIL 1.50IN

$$
WESELY
550 
WWUS53 KGID 310119
SVSGID

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HASTINGS NE
819 PM CDT MON MAY 30 2011

NEC019-047-310130-
/O.CON.KGID.TO.W.0030.000000T0000Z-110531T0130Z/
BUFFALO NE-DAWSON NE-
819 PM CDT MON MAY 30 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR EASTERN DAWSON AND WESTERN
BUFFALO COUNTIES UNTIL 830 PM CDT...

AT 815 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO.  THIS
TORNADO WAS LOCATED NEAR AMHERST...OR 18 MILES NORTHWEST OF
KEARNEY...MOVING EAST AT 40 MPH.

LOCATIONS IMPACTED INCLUDE...
  KEARNEY...AMHERST...ODESSA...RIVERDALE...PLEASANTON AND POOLE.

THIS STORM ALSO HAS A HISTORY OF PRODUCING 90 MPH WINDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW. MOVE TO 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 4104 9894 4068 9895 4071 9958 4104 9958
TIME...MOT...LOC 0118Z 271DEG 35KT 4086 9932
HAIL 1.50IN

$$
WESELY
421 
WWUS53 KGID 310130
SVSGID

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HASTINGS NE
830 PM CDT MON MAY 30 2011

NEC019-047-310139-
/O.EXP.KGID.TO.W.0030.000000T0000Z-110531T0130Z/
BUFFALO NE-DAWSON NE-
830 PM CDT MON MAY 30 2011

...THE TORNADO WARNING FOR EASTERN DAWSON AND WESTERN BUFFALO
COUNTIES WILL EXPIRE AT 830 PM CDT...

THE TORNADO THREAT HAS DIMINISHED...THEREFORE THE TORNADO WARNING HAS
EXPIRED. HOWEVER...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT
FOR THE AREA.

WINDS TO 90 MPH HAVE BEEN REPORTED WITH THESE THUNDERSTORMS ALONG 
WITH NUMEROUS GUSTNADOES.

LAT...LON 4104 9894 4068 9895 4071 9958 4104 9958
TIME...MOT...LOC 0129Z 271DEG 35KT 4086 9918

$$

WESELY

The office that day

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

IssuedProductOfficeCountiesLasted
May 30, 7:02 PM CDTSevere Thunderstorm WarningGIDDawson43 min
May 30, 7:28 PM CDTTornado WarningGIDDawson32 min
May 30, 7:43 PM CDTSevere Thunderstorm WarningGIDBuffalo, Dawson, Gosper, Phelps47 min
May 30, 7:57 PM CDTSevere Thunderstorm WarningGIDFurnas, Harlan33 min
May 30, 8:10 PM CDTSevere Thunderstorm WarningGIDGreeley, Howard, Sherman, Valley50 min
May 30, 8:11 PM CDTSevere Thunderstorm WarningGIDGreeley, Howard, Sherman, Valley49 min
May 30, 8:23 PM CDTSevere Thunderstorm WarningGIDBuffalo, Dawson, Franklin, Furnas, Harlan, Kearney and 1 more37 min
May 30, 8:38 PM CDTTornado WarningGIDBuffalo37 min
May 30, 8:57 PM CDTSevere Thunderstorm WarningGIDGreeley, Howard, Sherman, Valley48 min
May 30, 8:59 PM CDTSevere Thunderstorm WarningGIDAdams, Buffalo, Franklin, Hall, Harlan, Howard and 2 more46 min
May 30, 9:03 PM CDTTornado WarningGIDAdams, Kearney27 min
May 30, 9:20 PM CDTTornado WarningGIDFranklin, Webster25 min
May 30, 9:25 PM CDTTornado WarningGIDAdams, Clay23 min
May 30, 9:34 PM CDTSevere Thunderstorm WarningGIDHamilton, Merrick, Nance41 min
May 30, 9:36 PM CDTSevere Thunderstorm WarningGIDHamilton, Howard, Merrick, Nance39 min
May 30, 9:40 PM CDTSevere Thunderstorm WarningGIDAdams, Clay, Franklin, Hall, Hamilton, Kearney and 2 more50 min
May 30, 10:03 PM CDTSevere Thunderstorm WarningGIDHamilton, Merrick, Nance, Polk, York42 min
May 30, 10:24 PM CDTSevere Thunderstorm WarningGIDClay, Fillmore, Nuckolls, Thayer51 min
May 30, 10:34 PM CDTTornado WarningGIDFillmore, Nuckolls, Thayer26 min

Nearby

Tornado Warnings in Nebraska, 2011Every tornado warning in 2011Tornadoes in 2011

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.