Alert archive / Nebraska / Tornado Warnings in 2002

Tornado Warning 7, NWS Hastings, NE

May 5, 2002Thayer County, Nebraska

NWS Hastings, NE issued this tornado warning at May 5, 2002, 10:26 PM CDT for Thayer County, Nebraska. It was in force for 34 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: May 5, 2002, 10:26 PM CDT (03:26 UTC)
Expired: May 5, 2002, 11:00 PM CDT
In force: 34 min
Issued by: NWS Hastings, NE
Area: Counties, with a storm outline in the text

County Thayer County, NE

The radar

The Grand Island radar (KUEX), 69 km from the middle of the area, began a volume at 03:28 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
May 5, 10:35 PM CDT	Hail 1.75	Hubbell, NE
May 5, 10:45 PM CDT	Hail 0.75	Hebron, NE

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

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 5, 4:30 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 3.4 hours before the alert went out and 164 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: 1550 J/kg
Mixed-layer CIN: -10 J/kg
Mixed-layer LCL: 1621 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 112 m²/s²
0-3 km storm-relative helicity: 166 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 5.0

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KGID 060326
TORGRI
NEC169-060400-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
1025 PM CDT SUN MAY 5 2002

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

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

* UNTIL 1100 PM CDT

* AT 1023 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  DEVELOPING TORNADO 7 MILES SOUTH OF DESHLER...OR ABOUT 33 MILES
  NORTH OF CONCORDIA...MOVING EAST AT 40 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  BYRON AT 1030 PM CDT
  CHESTER AT 1035 PM CDT
  HUBBEL AT 1050 PM CDT

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

TORNADOES AT NIGHT ARE ESPECIALLY DANGEROUS. DO NOT WAIT UNTIL YOU
SEE OR HEAR THE TORNADO. IT MAY BE TOO LATE TO TAKE APPROPRIATE
ACTION. SEEK SHELTER NOW.

LAT...LON 4033 9782 4000 9780 4001 9739 4034 9739

NNNN

GURNEY

The office that day

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

Issued	Product	Office	Counties	Lasted
May 5, 7:18 PM CDT	Severe Thunderstorm Warning	GID	Furnas, Harlan	42 min
May 5, 7:29 PM CDT	Severe Thunderstorm Warning	GID	Hamilton, Merrick, Polk	46 min
May 5, 7:37 PM CDT	Severe Thunderstorm Warning	GID	Phelps	38 min
May 5, 7:50 PM CDT	Severe Thunderstorm Warning	GID	Howard	40 min
May 5, 8:27 PM CDT	Severe Thunderstorm Warning	GID	Franklin, Kearney	33 min
May 5, 8:43 PM CDT	Severe Thunderstorm Warning	GID	Sherman	47 min
May 5, 9:04 PM CDT	Severe Thunderstorm Warning	GID	Greeley	41 min
May 5, 9:08 PM CDT	Severe Thunderstorm Warning	GID	Webster	37 min
May 5, 9:37 PM CDT	Severe Thunderstorm Warning	GID	Nuckolls	53 min
May 5, 10:09 PM CDT	Severe Thunderstorm Warning	GID	Thayer	66 min
May 6, 12:34 AM CDT	Severe Thunderstorm Warning	GID	Merrick, Polk	56 min
May 6, 1:47 AM CDT	Severe Thunderstorm Warning	GID	Hall, Hamilton, Merrick	58 min
May 6, 2:57 AM CDT	Severe Thunderstorm Warning	GID	Clay	63 min

Nearby

Tornado Warnings in Nebraska, 2002 Every tornado warning in 2002 Tornadoes in 2002

Sources

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