Alert archive / Arkansas / Tornado Warnings in 1990

Tornado Warning 23, NWS Shreveport, LA

May 19, 1990Pike County, Arkansas

NWS Shreveport, LA issued this tornado warning at May 19, 1990, 6:37 PM CDT for Pike County, Arkansas. It was in force for 38 min. 2 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
May 19, 1990, 6:37 PM CDT (23:37 UTC)
Expired
May 19, 1990, 7:15 PM CDT
In force
38 min
Issued by
NWS Shreveport, LA
Area
Whole counties

County Pike County, AR

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

TimeReportWhereRemark
May 19, 6:50 PM CDTTornado F0Pike, AR
May 19, 7:25 PM CDTThunderstorm Wind 0Pike, AR

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

Longview/Gregg, TX (KGGG), launched 12:00Z, 11.6 hours before the alert went out and 220 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, Longview/Gregg, TX at 12:00Z on 1990-05-19Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Longview/Gregg, TX at 12:00Z on 1990-05-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 182 square meters per square second.19395878Sfc1 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
NaN m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
182 m²/s²
0-3 km storm-relative helicity
327 m²/s²
Significant tornado parameter
0.0
Supercell composite
7.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSHV 192337
TORSHV
ARC109-200015-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SHREVEPORT LA
637 PM CDT SAT MAY 19 1990
 
THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  715 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS..
 
IN SOUTHWEST ARKANSAS
 
   ...NORTH CENTRAL PIKE COUNTY
 
ARKANSAS STATE POLICE REPORTS A POSSIBLE TORNADO NEAR LANGLEY
ARKANSAS. MOVEMENT WAS TO THE EASTNORTHEAST NEAR 25 MPH.
 
PERSONS IN THE PATH OF THIS TORNAO SHOULD TAKE COVER IMMEDIATELY.

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, May 19, 5:23 PM CDT, 1 hour 14 minutes before
OKZ026-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001-002-
003-004-005-006- 200015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
520 PM CDT SAT MAY 19 1990

THE SHREVEPORT WEATHER RADAR AT 517 PM SHOWED STRONG THUNDERSTORMS
DEVELOPING OVER SOUTHWESTERN ARKANSAS...ONE LOCATED OVER NORTHERN
HOWARD COUNTY AND ANOTHER LOCATED OVER CENTRAL HOWARD COUNTY NORTH-
WEST OF NASHVILLE.  MOVEMENT WAS TO THE EASTNORTHEAST NEAR 30 MPH.

ELSEWHERE...THUNDERSTORMS WERE DEVELOPING OVER TEXAS TO THE SOUTHEAST
OF THE DALLAS AREA.  THESE STORMS WILL LIKELY MOVE INTO NORTHEAST
TEXAS LATER TONIGHT.

A TORNADO WATCH IS IN EFFECT FOR MUCH OF EASTERN AND SOUTHEASTERN
OKLAHOMA...INCLUDING MC CURTAIN COUNTY.  PERSONS IN OR CLOSE TO THE
TORNADO WATCH AREA SHOULD WATCH FOR RAPIDLY CHANGING WEATHER CONDITIONS
AND LISTEN FOR LATER STATEMENTS OR WARNINGS.

The office that day

Everything else NWS Shreveport, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 19, 5:37 PM CDTSevere Thunderstorm WarningSHVHoward68 min

Nearby

Tornado Warnings in Arkansas, 1990Every tornado warning in 1990Tornadoes 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.