Alert archive / Nebraska / Tornado Warnings in 2012

Tornado Warning 20, NWS Hastings, NE

May 2, 2012Thayer County, Nebraska

NWS Hastings, NE issued this tornado warning at May 2, 2012, 9:53 PM CDT for Thayer County, Nebraska. It was in force for 29 min. 1 report 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 2, 2012, 9:53 PM CDT (02:53 UTC)
Expired
May 2, 2012, 10:22 PM CDT
In force
29 min
Issued by
NWS Hastings, NE
Area
Storm-based polygon

County Thayer County, NE

The radar

The Grand Island radar (KUEX), 58 km from the middle of the area, began a volume at 02:55 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 2, 10:03 PM CDTTORNADO2 Ne Davenport, NEREPORT FROM SURVEY TEAM INDICATES A TORNADO TOUCHED DOWN APPROXIMATELY 2 MILES NORTHEAST OF DAVENPORT AND LIFTED 3 MILES NORTHEAST OF DAVENPORT. THE PRELIMINARY RATING OF THE TORNADO IS AN EF-1 WITH AN ESTIMATED MAXIMUM WIND SPEED OF 105 MPH. THE PATH LENGTH I

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 2, 7:32 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 2.9 hours before the alert went out and 162 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 2012-05-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2533 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 2012-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 46 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
2533 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
1223 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
46 m²/s²
0-3 km storm-relative helicity
102 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.4

Open this sounding in Storm Lab

The text

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

145 
WFUS53 KGID 030253
TORGID
NEC169-030345-
/O.NEW.KGID.TO.W.0020.120503T0253Z-120503T0345Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
953 PM CDT WED MAY 2 2012

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN THAYER COUNTY IN SOUTH CENTRAL NEBRASKA...

* UNTIL 1045 PM CDT

* AT 951 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR DAVENPORT...OR 36 MILES SOUTHEAST OF
  HASTINGS...AND MOVING NORTHEAST AT 15 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF NORTHWESTERN THAYER COUNTY.

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 4027 9775 4026 9782 4030 9782 4035 9782
      4035 9770 4035 9769 4035 9768
TIME...MOT...LOC 0253Z 217DEG 11KT 4031 9781
HAIL 1.75IN

$$

WESELY
2 follow-up statements
223 
WWUS53 KGID 030305
SVSGID

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HASTINGS NE
1005 PM CDT WED MAY 2 2012

NEC169-030345-
/O.CON.KGID.TO.W.0020.000000T0000Z-120503T0345Z/
THAYER NE-
1005 PM CDT WED MAY 2 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN THAYER COUNTY
UNTIL 1045 PM CDT...

AT 1000 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR DAVENPORT...OR 36 MILES SOUTHEAST OF
HASTINGS...MOVING EAST AT 15 MPH.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF NORTHWESTERN THAYER COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

&&

LAT...LON 4027 9775 4026 9782 4030 9782 4035 9782
      4035 9770 4035 9769 4035 9768
TIME...MOT...LOC 0305Z 265DEG 11KT 4034 9776
HAIL 1.75IN

$$

WESELY
936 
WWUS53 KGID 030322
SVSGID

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HASTINGS NE
1022 PM CDT WED MAY 2 2012

NEC169-030332-
/O.CAN.KGID.TO.W.0020.000000T0000Z-120503T0345Z/
THAYER NE-
1022 PM CDT WED MAY 2 2012

...THE TORNADO WARNING FOR NORTHWESTERN THAYER COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.  HOWEVER GUSTY WINDS ARE STILL POSSIBLE WITH THIS THUNDERSTORM.

LAT...LON 4027 9775 4026 9782 4030 9782 4035 9782
      4035 9770 4035 9769 4035 9768
TIME...MOT...LOC 0322Z 265DEG 11KT 4034 9769

$$

WESELY

The office that day

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

IssuedProductOfficeCountiesLasted
May 2, 7:15 PM CDTSpecial Weather StatementGIDNance30 min
May 2, 7:21 PM CDTSpecial Weather StatementGIDHoward24 min
May 2, 7:24 PM CDTSevere Thunderstorm WarningGIDHall, Howard, Merrick36 min
May 2, 7:37 PM CDTSevere Thunderstorm WarningGIDGreeley, Howard, Merrick, Nance38 min
May 2, 8:03 PM CDTSevere Thunderstorm WarningGIDClay, Nuckolls, Webster42 min
May 2, 8:05 PM CDTSevere Thunderstorm WarningGIDBuffalo40 min
May 2, 8:14 PM CDTSevere Thunderstorm WarningGIDNance46 min
May 2, 8:19 PM CDTSevere Thunderstorm WarningGIDHoward41 min
May 2, 8:42 PM CDTSevere Thunderstorm WarningGIDClay, Fillmore, Hamilton, Nuckolls, Thayer, York48 min
May 2, 8:46 PM CDTSevere Thunderstorm WarningGIDBuffalo44 min
May 2, 8:49 PM CDTTornado WarningGIDClay, Nuckolls, Thayer26 min
May 2, 8:54 PM CDTSevere Thunderstorm WarningGIDMerrick, Nance36 min
May 2, 9:09 PM CDTSpecial Weather StatementGIDYork36 min
May 2, 9:25 PM CDTSevere Thunderstorm WarningGIDClay, Fillmore, Nuckolls, Thayer50 min
May 2, 9:29 PM CDTSpecial Weather StatementGIDBuffalo31 min
May 2, 9:49 PM CDTTornado WarningGIDClay, Fillmore, Nuckolls41 min
May 2, 10:00 PM CDTAreal Flood AdvisoryGIDClay, Fillmore, Nuckolls, Thayer3 hr
May 2, 10:07 PM CDTSpecial Weather StatementGIDHamilton23 min
May 2, 10:10 PM CDTSevere Thunderstorm WarningGIDAdams, Clay, Hamilton50 min
May 2, 10:13 PM CDTSevere Thunderstorm WarningGIDClay47 min
May 2, 10:17 PM CDTSevere Thunderstorm WarningGIDFillmore43 min
May 2, 10:31 PM CDTSevere Thunderstorm WarningGIDAdams, Kearney29 min
May 2, 10:40 PM CDTTornado WarningGIDFillmore35 min
May 2, 10:57 PM CDTSevere Thunderstorm WarningGIDAdams, Clay, Hamilton, Kearney48 min
May 2, 11:02 PM CDTSevere Thunderstorm WarningGIDFillmore43 min
May 2, 11:22 PM CDTSevere Thunderstorm WarningGIDClay, Fillmore, York23 min
May 2, 11:37 PM CDTFlash Flood WarningGIDClay6 hr
May 2, 11:42 PM CDTSevere Thunderstorm WarningGIDFillmore33 min
May 2, 11:42 PM CDTSevere Thunderstorm WarningGIDAdams, Clay, Hamilton48 min
May 2, 11:53 PM CDTSevere Thunderstorm WarningGIDAdams, Hall, Hamilton26 min
May 3, 12:10 AM CDTSevere Thunderstorm WarningGIDAdams, Clay50 min
May 3, 12:15 AM CDTSevere Thunderstorm WarningGIDFillmore45 min
May 3, 12:43 AM CDTSevere Thunderstorm WarningGIDClay, Nuckolls47 min
May 3, 12:51 AM CDTSevere Thunderstorm WarningGIDAdams, Clay39 min
May 3, 1:15 AM CDTFlash Flood WarningGIDFillmore6 hr
May 3, 1:26 AM CDTSevere Thunderstorm WarningGIDClay, Fillmore, Nuckolls, Webster49 min
May 3, 1:47 AM CDTSevere Thunderstorm WarningGIDAdams, Clay28 min
May 3, 3:59 AM CDTSpecial Weather StatementGIDAdams46 min
May 3, 4:14 AM CDTSevere Thunderstorm WarningGIDAdams, Franklin, Kearney, Webster46 min
May 3, 4:59 AM CDTSevere Thunderstorm WarningGIDAdams, Clay, Kearney, Webster46 min
May 3, 5:28 AM CDTSevere Thunderstorm WarningGIDClay, Nuckolls47 min
May 3, 5:56 AM CDTSevere Thunderstorm WarningGIDFillmore34 min
May 3, 7:00 AM CDTAreal Flood WarningGIDClay, Fillmore5 hr
May 3, 3:11 PM CDTSpecial Weather StatementGIDPhelps34 min
May 3, 3:17 PM CDTSevere Thunderstorm WarningGIDHarlan, Kearney, Phelps28 min
May 3, 3:43 PM CDTSevere Thunderstorm WarningGIDFranklin, Harlan47 min
May 3, 4:12 PM CDTSevere Thunderstorm WarningGIDHarlan33 min
May 3, 4:32 PM CDTSevere Thunderstorm WarningGIDFranklin, Harlan43 min
May 3, 5:12 PM CDTSevere Thunderstorm WarningGIDFranklin27 min
May 3, 5:17 PM CDTSevere Thunderstorm WarningGIDHarlan28 min
May 3, 6:33 PM CDTSpecial Weather StatementGIDHoward27 min
May 3, 6:56 PM CDTSpecial Weather StatementGIDNance49 min

Nearby

Tornado Warnings in Nebraska, 2012Every tornado warning in 2012Tornadoes in 2012

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.