Alert archive / Nebraska / Tornado Warnings in 2004

Tornado Warning 79, NWS Hastings, NE

July 12, 2004Howard County, Sherman County, Nebraska

NWS Hastings, NE issued this tornado warning at Jul 12, 2004, 9:32 PM CDT for Howard County, Sherman County, Nebraska. It was in force for 58 min. 2 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: Jul 12, 2004, 9:32 PM CDT (02:32 UTC)
Expired: Jul 12, 2004, 10:30 PM CDT
In force: 58 min
Issued by: NWS Hastings, NE
Area: Counties, with a storm outline in the text

Counties Howard County, NE, Sherman County, NE

The radar

The Grand Island radar (KUEX), 105 km from the middle of the area, began a volume at 02:34 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

Time	Report	Where	Remark
Jul 12, 9:39 PM CDT	HAIL 0.88	5 W Loup City, NE
Jul 12, 9:45 PM CDT	HAIL 0.75	Loup City, 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.

Issued	Product	Office	Lasted
Jul 12, 8:40 PM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 2.5 hours before the alert went out and 163 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 2926 J/kg
Mixed-layer CIN: -29 J/kg
Mixed-layer LCL: 2338 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: -26 m²/s²
0-3 km storm-relative helicity: 38 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.3

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KGID 130232
TORGID
NEC093-163-130330-
/NEW.KGID.TO.W..040713T0231Z-040713T0330Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
931 PM CDT MON JUL 12 2004

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

* TORNADO WARNING FOR...
  HOWARD COUNTY IN CENTRAL NEBRASKA
  SHERMAN COUNTY IN CENTRAL NEBRASKA

* UNTIL 1030 PM CDT

* AT 929 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS TORNADO
  WAS LOCATED NEAR ST. PAUL...OR ABOUT 21 MILES NORTH OF GRAND
  ISLAND...AND MOVING SOUTH AT 20 MPH. A SECOND STORM WAS LOCATED 10 
 MILES WEST OF LOUP CITY MOVING SOUTH AT 20 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  ROCKVILLEAND HAZARD AROUND 940 PM CDT...
  DANNEBROG AROUND 945 PM CDT...
  BOELUS AROUND 950 PM CDT...
  ST. LIBORY AROUND 955 PM CDT...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4139 9829 4138 9921 4105 9922 4105 9829

$$

NELSON

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 12, 7:32 PM CDT	Tornado Warning	GID	Greeley, Valley	58 min
Jul 12, 8:31 PM CDT	Tornado Warning	GID	Greeley, Howard, Sherman, Valley	59 min
Jul 12, 8:43 PM CDT	Flash Flood Warning	GID	Greeley, Howard	6 hr
Jul 12, 9:19 PM CDT	Tornado Warning	GID	Hall	56 min
Jul 12, 9:33 PM CDT	Flash Flood Warning	GID	Sherman	6 hr
Jul 12, 9:46 PM CDT	Severe Thunderstorm Warning	GID	Merrick	59 min
Jul 12, 9:55 PM CDT	Severe Thunderstorm Warning	GID	Hamilton	65 min
Jul 12, 9:58 PM CDT	Severe Thunderstorm Warning	GID	Buffalo	62 min
Jul 12, 10:33 PM CDT	Severe Thunderstorm Warning	GID	Hall	57 min

Nearby

Tornado Warnings in Nebraska, 2004 Every tornado warning in 2004 Tornadoes in 2004

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.