Alert archive / Arkansas / Tornado Warnings in 1998

Tornado Warning 46, NWS Little Rock, AR

October 5, 1998Montgomery County, Polk County, Arkansas

NWS Little Rock, AR issued this tornado warning at Oct 5, 1998, 5:19 PM CDT for Montgomery County, Polk County, Arkansas. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Oct 5, 1998, 5:19 PM CDT (22:19 UTC)
Expired
Oct 5, 1998, 5:50 PM CDT
In force
31 min
Issued by
NWS Little Rock, AR
Area
Whole counties

Counties Montgomery County, AR, Polk County, AR

The nearest sounding before it

Shreveport, LA (KSHV), launched 12:00Z, 10.3 hours before the alert went out and 227 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, Shreveport, LA at 12:00Z on 1998-10-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 43 joules per kilogram.LCLLFCEL10008507005003002001001 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, Shreveport, LA at 12:00Z on 1998-10-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 207 square meters per square second.193958Sfc1 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
43 J/kg
Mixed-layer CIN
-531 J/kg
Mixed-layer LCL
958 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
207 m²/s²
0-3 km storm-relative helicity
343 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLIT 052218 RRA
TORLIT
ARC097-113-052250-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LITTLE ROCK AR
519 PM CDT MON OCT 5 1998


THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A

* TORNADO WARNING FOR...
  POLK COUNTY IN WESTERN ARKANSAS
  MONTGOMERY COUNTY IN WESTERN ARKANSAS

* UNTIL 550 PM CDT

* AT 516 PM CDT... DOPPLER WEATHER RADAR INDICATED A POSSIBLE
  TORNADO 5 MILES SOUTHEAST OF MOUNT IDA OR 5 MILES SOUTHWEST OF
  SILVER MOVING EAST AT 40 MPH. IN ADDITION...A TORNADO WAS
  REPORTED NEAR SHADY MOUNTAIN IN POLK COUNTY MOVING NORTHEAST AT
  40 MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS TORNADO INCLUDE...
SILVER                       AROUND 520 PM CDT...

THIS IS A DANGEROUS STORM SITUATION...A TORNADO HAS BEEN CONFIRMED.
GO TO AN INTERIOR ROOM AWAY FROM WINDOWS ON THE LOWEST FLOOR. PUT
AS MANY WALLS BETWEEN YOURSELF AND THE OUTDOORS AS YOU CAN.
ABANDON MOBILE HOMES NOW. MOVE TO A STRONG BUILDING O*R UNDERGROUND
SHELTER.

206/25


&

The office that day

Everything else NWS Little Rock, AR issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 5, 4:28 PM CDTSevere Thunderstorm WarningLZKPolk47 min
Oct 5, 4:52 PM CDTFlash Flood WarningLZKPolk, Scott3 hr
Oct 5, 5:55 PM CDTTornado WarningLZKPolk65 min

Nearby

Tornado Warnings in Arkansas, 1998Every tornado warning in 1998Tornadoes in 1998

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.