Alert archive / Nebraska / Tornado Warnings in 1990

Tornado Warning 9, NWS Hastings, NE

March 13, 19904 counties in Nebraska

NWS Hastings, NE issued this tornado warning at Mar 13, 1990, 6:07 PM CST for 4 counties in Nebraska. It was in force for 38 min. 3 reports 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: Mar 13, 1990, 6:07 PM CST (00:07 UTC)
Expired: Mar 13, 1990, 6:45 PM CST
In force: 38 min
Issued by: NWS Hastings, NE
Area: Whole counties

Counties Clay County, NE, Fillmore County, NE, Hamilton County, NE, York County, NE

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

Time	Report	Where
Mar 13, 6:10 PM CST	Tornado F4	Clay, NE
Mar 13, 6:35 PM CST	Tornado F4	Fillmore, NE
Mar 13, 6:45 PM CST	Hail 2	York, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 0.1 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-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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 3595 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 87 m²/s²
0-3 km storm-relative helicity: 98 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KGRI 140007
TORGRI
NEC035-059-081-129-185-140045-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING 
NATIONAL WEATHER SERVICE GRAND ISLAND NE
607 PM CST TUE MAR 13 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 645 PM CST FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE SOUTH CENTRAL PART OF NEBRASKA
      CLAY...WESTERN FILLMORE...EASTERN HAMILTON...NORTHERN 
      NUCKOLLS...

   IN THE CENTRAL PART OF NEBRASKA
      WESTERN YORK...

AT 600 PM CST...THUNDERSTORMS IN THESE AREAS HAD BEEN PRODUCING
TORNADOES.  THE STORMS WERE MOVING NORTH NORTHEAST AT 50 MILES AN
HOUR...AND WILL CONTINUE TO PRODUCE TORNADOES...LARGE HAIL AND
DEADLY LIGHTNING THROUGH AT LEAST 630 PM.

IF YOU ARE IN THESE AREAS...TAKE COVER NOW TO SAVE YOUR LIFE!!
THESE STORMS HAVE ALREADY CAUSED CONSIDERABLE DAMAGE.

IF YOU ARE CAUGHT IN THE OPEN... TRY TO HIDE IN A DEPRESSION SUCH
AS A DITCH OR CULVERT.

 OEB/JBS

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 13, 6:07 PM CST	Tornado Warning	GID	Nuckolls	38 min
Mar 13, 6:23 PM CST	Tornado Warning	GID	Howard, Merrick, Nance	22 min
Mar 13, 6:38 PM CST	Tornado Warning	GID	Fillmore, York	22 min
Mar 13, 6:56 PM CST	Tornado Warning	GID	Polk	34 min
Mar 13, 6:56 PM CST	Tornado Warning	GID	Nance	34 min
Mar 13, 7:38 PM CST	Tornado Warning	GID	Fillmore	37 min

Nearby

Tornado Warnings in Nebraska, 1990 Every tornado warning in 1990 Tornadoes in 1990

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.