Alert archive / Nebraska / Tornado Warnings in 2001

Tornado Warning 37, NWS Hastings, NE

October 9, 2001Greeley County, Nebraska

NWS Hastings, NE issued this tornado warning at Oct 9, 2001, 4:57 PM CDT for Greeley County, Nebraska. It was in force for 33 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Oct 9, 2001, 4:57 PM CDT (21:57 UTC)
Expired: Oct 9, 2001, 5:30 PM CDT
In force: 33 min
Issued by: NWS Hastings, NE
Area: Whole counties

County Greeley County, NE

What was reported inside it

Time	Report	Where	Remark
Oct 9, 5:08 PM CDT	Tornado F0	Wolbach, NE	Tornado crossed from Greeley County into Nance County

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
Oct 9, 3:30 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 10.0 hours before the alert went out and 180 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: 419 J/kg
Mixed-layer CIN: -229 J/kg
Mixed-layer LCL: 1036 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 83 m²/s²
0-3 km storm-relative helicity: 132 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.1

Open this sounding in Storm Lab

The text

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

355 
WFUS53 KGID 092158
TORGRI
NEC077-092230-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
457 PM CDT TUE OCT 9 2001

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN GREELEY COUNTY IN CENTRAL NEBRASKA

* UNTIL 530 PM CDT

* AT 452 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  DEVELOPING TORNADO 13 MILES SOUTHEAST OF GREELEY...OR ABOUT 33
  MILES NORTH OF GRAND ISLAND...MOVING NORTHEAST AT 30 MPH.

* TORNADO IS EXPECTED TO BE NEAR...
  WOLBACH AT 505 PM CDT
  SPALDING AT 525 PM CDT

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

NEVER TRY TO OUTRUN A TORNADO. IF IN A VEHICLE...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 WARNING UPGRADES THE SEVERE THUNDERSTORM WARNING PREVIOUSLY IN
EFFECT FOR GREELEY COUNTY.

$$

LAT...LON 4142 9855 4140 9830 4173 9831 4174 9857

NNNN

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 9, 4:26 PM CDT	Severe Thunderstorm Warning	GID	Greeley, Howard	49 min
Oct 9, 4:32 PM CDT	Severe Thunderstorm Warning	GID	Hamilton	43 min
Oct 9, 4:41 PM CDT	Severe Thunderstorm Warning	GID	Merrick	49 min
Oct 9, 5:01 PM CDT	Severe Thunderstorm Warning	GID	Nuckolls, Webster	59 min
Oct 9, 5:11 PM CDT	Tornado Warning	GID	Merrick	49 min
Oct 9, 5:18 PM CDT	Tornado Warning	GID	Hamilton	27 min
Oct 9, 5:21 PM CDT	Tornado Warning	GID	Nuckolls	39 min
Oct 9, 5:21 PM CDT	Tornado Warning	GID	Nance	39 min
Oct 9, 5:42 PM CDT	Severe Thunderstorm Warning	GID	Clay	48 min
Oct 9, 5:48 PM CDT	Tornado Warning	GID	Hamilton	42 min
Oct 9, 5:54 PM CDT	Tornado Warning	GID	Polk	51 min
Oct 9, 5:59 PM CDT	Severe Thunderstorm Warning	GID	Nance	46 min
Oct 9, 6:00 PM CDT	Tornado Warning	GID	Merrick	45 min
Oct 9, 6:07 PM CDT	Severe Thunderstorm Warning	GID	Nuckolls, Webster	53 min

Nearby

Tornado Warnings in Nebraska, 2001 Every tornado warning in 2001 Tornadoes in 2001

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.