Alert archive / Nebraska / Tornado Warnings in 2003

Tornado Warning 38, NWS Hastings, NE

July 9, 2003Sherman County, Valley County, Nebraska

NWS Hastings, NE issued this tornado warning at Jul 9, 2003, 1:01 AM CDT for Sherman County, Valley County, Nebraska. It was in force for 59 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: Jul 9, 2003, 1:01 AM CDT (06:01 UTC)
Expired: Jul 9, 2003, 2:00 AM CDT
In force: 59 min
Issued by: NWS Hastings, NE
Area: Counties, with a storm outline in the text

Counties Sherman County, NE, Valley County, NE

The radar

The Grand Island radar (KUEX), 133 km from the middle of the area, began a volume at 06:03 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
Jul 8, 11:45 PM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 6.0 hours before the alert went out and 137 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: 2953 J/kg
Mixed-layer CIN: -140 J/kg
Mixed-layer LCL: 1593 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 61 m²/s²
0-3 km storm-relative helicity: 228 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 3.5

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KGID 090601
TORGID
NEC163-175-090700-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
101 AM CDT WED JUL 9 2003

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

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

* UNTIL 200 AM CDT

* AT 1258 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  DEVELOPING TORNADO OVER ARCADIA...OR ABOUT 27 MILES EAST OF BROKEN
  BOW...MOVING EAST AT 35 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  RURAL NORTHERN SHERMAN COUNTY AT 110 AM CDT
  RURAL NORTHEASTERN SHERMAN COUNTY AT 120 AM CDT

PEOPLE IN SOUTHERN VALLEY AND NORTHERN SHERMAN COUNTIES 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.

LAT...LON 4152 9916 4130 9918 4131 9879 4153 9879
$$

AWJ

NNNN

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 9, 12:39 AM CDT	Severe Thunderstorm Warning	GID	Valley	66 min
Jul 9, 12:53 AM CDT	Severe Thunderstorm Warning	GID	Greeley	67 min
Jul 9, 12:55 AM CDT	Severe Thunderstorm Warning	GID	Sherman	65 min
Jul 9, 1:21 AM CDT	Severe Thunderstorm Warning	GID	Howard	54 min
Jul 9, 1:35 AM CDT	Severe Thunderstorm Warning	GID	Merrick, Nance	55 min
Jul 9, 2:11 AM CDT	Severe Thunderstorm Warning	GID	Polk	64 min
Jul 9, 2:13 AM CDT	Severe Thunderstorm Warning	GID	Polk	62 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.