Alert archive / Nebraska / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 21, NWS Hastings, NE

April 29, 2003Nance County, Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at Apr 29, 2003, 7:13 PM CDT for Nance County, Nebraska. It was in force for 47 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
Apr 29, 2003, 7:13 PM CDT (00:13 UTC)
Expired
Apr 29, 2003, 8:00 PM CDT
In force
47 min
Issued by
NWS Hastings, NE
Area
Counties, with a storm outline in the text

County Nance County, NE

The radar

The Grand Island radar (KUEX), 130 km from the middle of the area, began a volume at 00:13 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 nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 0.2 hours before the alert went out and 140 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 2003-04-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2003-04-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 245 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
905 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
245 m²/s²
0-3 km storm-relative helicity
339 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

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

450 
WUUS53 KGID 300013
SVRGID
NEC125-300100-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
713 PM CDT TUE APR 29 2003

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NANCE COUNTY IN CENTRAL NEBRASKA

* UNTIL 800 PM CDT

* AT 708 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 11 MILES WEST OF FULLERTON...OR ABOUT 29 MILES
  NORTH OF GRAND ISLAND...MOVING NORTHEAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  FULLERTON AT 735 PM CDT
  BELGRADE AT 740 PM CDT

PEOPLE IN NANCE COUNTY SHOULD SEEK SHELTER IN A STURDY STRUCTURE AND
STAY AWAY FROM WINDOWS.

THE PRIMARY SEVERE WEATHER THREAT IS LARGE HAIL THE SIZE OF PENNIES.

LAT...LON 4134 9828 4126 9811 4157 9762 4175 9789
$$
NNNN
09

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 29, 7:57 PM CDTSevere Thunderstorm WarningGIDNance48 min
Apr 29, 8:11 PM CDTSevere Thunderstorm WarningGIDFranklin, Webster64 min
Apr 29, 8:39 PM CDTTornado WarningGIDFranklin, Webster66 min
Apr 29, 9:41 PM CDTSevere Thunderstorm WarningGIDGreeley49 min
Apr 29, 9:43 PM CDTSevere Thunderstorm WarningGIDNuckolls, Webster47 min
Apr 29, 10:26 PM CDTSevere Thunderstorm WarningGIDNuckolls, Webster64 min
Apr 29, 10:35 PM CDTSevere Thunderstorm WarningGIDDawson40 min
Apr 29, 10:54 PM CDTSevere Thunderstorm WarningGIDThayer66 min
Apr 29, 11:42 PM CDTSevere Thunderstorm WarningGIDBuffalo48 min
Apr 29, 11:58 PM CDTSevere Thunderstorm WarningGIDThayer62 min
Apr 30, 12:25 AM CDTSevere Thunderstorm WarningGIDHall, Howard, Sherman65 min
Apr 30, 12:52 AM CDTSevere Thunderstorm WarningGIDDawson53 min
Apr 30, 1:28 AM CDTSevere Thunderstorm WarningGIDMerrick62 min
Apr 30, 1:30 AM CDTSevere Thunderstorm WarningGIDHoward60 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2003Every severe thunderstorm warning 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.