Alert archive / Arkansas / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 310, NWS Little Rock, AR

June 19, 1998Montgomery County, Yell County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Jun 19, 1998, 12:01 AM CDT for Montgomery County, Yell County, Arkansas. It was in force for 49 min. 4 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
Jun 19, 1998, 12:01 AM CDT (05:01 UTC)
Expired
Jun 19, 1998, 12:50 AM CDT
In force
49 min
Issued by
NWS Little Rock, AR
Area
Whole counties

Counties Montgomery County, AR, Yell County, AR

What was reported inside it

TimeReportWhereRemark
Jun 19, 12:20 AM CDTThunderstorm Wind 50Aly, AR
Jun 19, 12:20 AM CDTHail 0.75Aly, AR
Jun 19, 12:20 AM CDTThunderstorm Wind 50Aly, AR
Jun 19, 12:30 AM CDTThunderstorm Wind 55Mt Ida, 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.

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 5.0 hours before the alert went out and 238 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, Springfield, MO at 00:00Z on 1998-06-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3542 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 1998-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 126 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
3542 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
1049 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
126 m²/s²
0-3 km storm-relative helicity
144 m²/s²
Significant tornado parameter
2.1
Supercell composite
12.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLIT 190501 RRA
SVRLIT
ARC097-149-190550-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LITTLE ROCK AR
1201 AM CDT FRI JUN 19 1998

THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  YELL COUNTY IN CENTRAL ARKANSAS
  MONTGOMERY COUNTY IN WESTERN ARKANSAS

* UNTIL 1250 AM CDT

* AT MIDNIGHT CDT... DOPPLER WEATHER RADAR INDICATED A CLUSTER
  OF SEVERE THUNDERSTORMS 14 MILES SOUTHEAST OF WALDRON OR 12 MILES
  SOUTHWEST OF GRAVELLY MOVING EAST AT 45 MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
PENCIL BLUFF                 AROUND 1210 AM CDT...
SIMS                         AROUND 1210 AM CDT...
GRAVELLY                     AROUND 1210 AM CDT...
GIBBS                        AROUND 1215 AM CDT...
BLUFFTON                     AROUND 1220 AM CDT...

THE MAIN SEVERE WEATHER THREAT IN THE WARNING AREA IS STRONG AND
GUSTY WINDS. SOME WIND DAMAGE MAY OCCUR...SUCH AS DOWNED TREES OR
TREE LIMBS AND POWER LINES. THE STORM MAY ALSO PRODUCE HAIL IN
SOME AREAS. FOR YOUR PROTECTION...GO INDOORS UNTIL THE STORM
PASSES.

46

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 18, 10:38 PM CDTSevere Thunderstorm WarningLZKLogan, Scott47 min
Jun 18, 11:32 PM CDTSevere Thunderstorm WarningLZKPolk, Scott48 min
Jun 19, 12:35 AM CDTSevere Thunderstorm WarningLZKGarland50 min
Jun 19, 1:01 AM CDTSevere Thunderstorm WarningLZKHot Spring, Saline49 min
Jun 19, 1:11 AM CDTSevere Thunderstorm WarningLZKPulaski34 min
Jun 19, 1:36 AM CDTSevere Thunderstorm WarningLZKGrant49 min
Jun 19, 1:37 AM CDTSevere Thunderstorm WarningLZKLonoke48 min
Jun 19, 1:45 AM CDTSevere Thunderstorm WarningLZKPolk50 min
Jun 19, 2:05 AM CDTTornado WarningLZKPolk35 min
Jun 19, 2:14 AM CDTSevere Thunderstorm WarningLZKJefferson46 min
Jun 19, 2:22 AM CDTSevere Thunderstorm WarningLZKPrairie48 min
Jun 19, 2:44 AM CDTSevere Thunderstorm WarningLZKMontgomery46 min
Jun 19, 2:51 AM CDTSevere Thunderstorm WarningLZKPike49 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 1998Every severe thunderstorm warning 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.