Alert archive / Nebraska / Tornado Warnings in 2003

Tornado Warning 9, NWS Omaha, NE

May 13, 2003Stanton County, Nebraska

NWS Omaha, NE issued this tornado warning at May 13, 2003, 5:19 PM CDT for Stanton County, Nebraska. It was in force for 41 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, 5:19 PM CDT (22:19 UTC)
Expired
May 13, 2003, 6:00 PM CDT
In force
41 min
Issued by
NWS Omaha, NE
Area
Counties, with a storm outline in the text

County Stanton County, NE

The radar

The Omaha radar (KOAX), 102 km from the middle of the area, began a volume at 22:18 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.

IssuedProductOfficeLasted
May 13, 1:45 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 10.3 hours before the alert went out and 302 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 12:00Z on 2003-05-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 212 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 12:00Z on 2003-05-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 93 square meters per square second.19395878Sfc1 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
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.

770 
WFUS53 KOAX 132219
TOROAX
NEC167-132300-

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

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* TORNADO WARNING FOR...
  STANTON COUNTY IN NORTHEAST NEBRASKA

* UNTIL 600 PM CDT

* AT 518 PM CDT...RADAR INDICATED A SEVERE STORM WITH A POSSIBLE
  TORNADO. THE MOST DANGEROUS PART OF THE STORM WAS LOCATED 9 MILES
  NORTHWEST OF STANTON...OR ABOUT 3 MILES EAST OF NORFOLK...MOVING
  EAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  STANTON
  PILGER

THIS REPLACES THE SEVERE THUNDERSTORM WARNING PREVIOUSLY ISSUED FOR
THE WARNED AREA.

IF YOU ARE IN THE PATH OF A TORNADO...GO TO A BASEMENT. IF A BASEMENT
IS NOT AVAILABLE...TAKE COVER IN AN INTERIOR ROOM ON THE LOWEST LEVEL
OF YOUR HOME OR BUSINESS. AVOID WINDOWS.

IF YOU ARE IN THE PATH OF A TORNADO...GET TO A BASEMENT IF ONE IS
AVAILABLE. OTHERWISE GO TO A SMALL INTERIOR ROOM SUCH AS A CLOSET.

LAT...LON 4208 9703 4190 9703 4194 9736 4208 9736

$$

ERVIN

The office that day

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

IssuedProductOfficeCountiesLasted
May 13, 2:46 PM CDTSevere Thunderstorm WarningOAXAntelope44 min
May 13, 3:01 PM CDTSevere Thunderstorm WarningOAXKnox44 min
May 13, 3:37 PM CDTSevere Thunderstorm WarningOAXAntelope, Knox53 min
May 13, 4:11 PM CDTSevere Thunderstorm WarningOAXPierce49 min
May 13, 4:17 PM CDTFlash Flood WarningOAXKnox3 hr
May 13, 4:28 PM CDTSevere Thunderstorm WarningOAXMadison62 min
May 13, 4:33 PM CDTSevere Thunderstorm WarningOAXBoone57 min
May 13, 4:39 PM CDTSevere Thunderstorm WarningOAXAntelope36 min
May 13, 4:55 PM CDTTornado WarningOAXMadison35 min
May 13, 5:10 PM CDTSevere Thunderstorm WarningOAXPierce, Stanton, Wayne65 min
May 13, 5:25 PM CDTSevere Thunderstorm WarningOAXBoone35 min
May 13, 5:25 PM CDTTornado WarningOAXMadison50 min
May 13, 5:33 PM CDTSevere Thunderstorm WarningOAXCedar42 min
May 13, 5:34 PM CDTSevere Thunderstorm WarningOAXPlatte56 min
May 13, 6:01 PM CDTSevere Thunderstorm WarningOAXColfax59 min
May 13, 6:08 PM CDTSevere Thunderstorm WarningOAXCuming, Dodge67 min
May 13, 6:21 PM CDTSevere Thunderstorm WarningOAXButler54 min
May 13, 6:52 PM CDTSevere Thunderstorm WarningOAXWashington53 min

Nearby

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