Alert archive / Nebraska / Tornado Warnings in 2003

Tornado Warning 11, NWS Hastings, NE

May 13, 2003Hamilton County, Nebraska

NWS Hastings, NE issued this tornado warning at May 13, 2003, 6:12 PM CDT for Hamilton County, Nebraska. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 13, 2003, 6:12 PM CDT (23:12 UTC)
Expired: May 13, 2003, 7:00 PM CDT
In force: 48 min
Issued by: NWS Hastings, NE
Area: Counties, with a storm outline in the text

County Hamilton County, NE

The radar

The Grand Island radar (KUEX), 69 km from the middle of the area, began a volume at 23:11 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.

The watch it was issued in

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

Issued	Product	Office	Lasted
May 13, 1:45 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 11.2 hours before the alert went out and 212 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: 212 J/kg
Mixed-layer CIN: -282 J/kg
Mixed-layer LCL: 1567 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 93 m²/s²
0-3 km storm-relative helicity: 212 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.1

Open this sounding in Storm Lab

The text

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

814 
WFUS53 KGID 132312
TORGID
NEC081-140000-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
611 PM CDT TUE MAY 13 2003

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

* TORNADO WARNING FOR...
  HAMILTON COUNTY IN SOUTH CENTRAL NEBRASKA

* UNTIL 700 PM CDT

* AT 606 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION AND POTENTIAL TORNADO 4
  MILES WEST OF PHILLIPS...OR ABOUT 4 MILES EAST OF GRAND ISLAND...
  MOVING SOUTHEAST AT 45 MPH. THIS SEVERE STORM COULD PRODUCE A
  TORNADO AT ANY TIME.

* THIS SEVERE THUNDERSTORM AND POTENTIAL TORNADO WILL BE NEAR...
  AURORA AT 620 PM CDT...
  STOCKHAM AT 625 PM CDT...

PEOPLE IN HAMILTON COUNTY SHOULD TAKE SHELTER IMMEDIATELY IN A
BASEMENT OR SMALL INTERIOR ROOM ON THE LOWEST FLOOR.

IF IN A MOBILE HOME...LEAVE IT IMMEDIATELY AND GET INSIDE A STURDY
SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH
AND COVER YOUR HEAD WITH YOUR HANDS.

THIS REPLACES THE SEVERE THUNDERSTORM WARNING ISSUED EARLIER FOR 
HAMILTON COUNTY.

LAT...LON 4091 9826 4071 9827 4071 9784 4115 9784
$$
NNNN
EWALD

The office that day

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

Issued	Product	Office	Counties	Lasted
May 13, 1:54 PM CDT	Severe Thunderstorm Warning	GID	Sherman, Valley	51 min
May 13, 2:32 PM CDT	Severe Thunderstorm Warning	GID	Greeley	43 min
May 13, 3:43 PM CDT	Severe Thunderstorm Warning	GID	Valley	47 min
May 13, 4:26 PM CDT	Severe Thunderstorm Warning	GID	Valley	49 min
May 13, 4:30 PM CDT	Severe Thunderstorm Warning	GID	Sherman	45 min
May 13, 4:42 PM CDT	Severe Thunderstorm Warning	GID	Greeley	48 min
May 13, 4:59 PM CDT	Severe Thunderstorm Warning	GID	Howard	61 min
May 13, 5:22 PM CDT	Severe Thunderstorm Warning	GID	Nance	53 min
May 13, 5:29 PM CDT	Severe Thunderstorm Warning	GID	Sherman	31 min
May 13, 5:36 PM CDT	Severe Thunderstorm Warning	GID	Hall	54 min
May 13, 5:54 PM CDT	Severe Thunderstorm Warning	GID	Merrick	51 min
May 13, 6:06 PM CDT	Severe Thunderstorm Warning	GID	Hamilton, Polk	39 min
May 13, 6:24 PM CDT	Severe Thunderstorm Warning	GID	York	66 min
May 13, 6:39 PM CDT	Severe Thunderstorm Warning	GID	Clay, Fillmore	51 min

Nearby

Tornado Warnings in Nebraska, 2003 Every tornado warning in 2003 Tornadoes in 2003

Sources

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