Alert archive / Arkansas / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 511, NWS Little Rock, AR

August 8, 1998Polk County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Aug 8, 1998, 6:23 PM CDT for Polk County, Arkansas. It was in force for 47 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
Aug 8, 1998, 6:23 PM CDT (23:23 UTC)
Expired
Aug 8, 1998, 7:10 PM CDT
In force
47 min
Issued by
NWS Little Rock, AR
Area
Whole counties

County Polk County, AR

The nearest sounding before it

Shreveport, LA (KSHV), launched 12:00Z, 11.4 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 1998-08-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 728 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 1998-08-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 36 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
728 J/kg
Mixed-layer CIN
-68 J/kg
Mixed-layer LCL
820 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
36 m²/s²
0-3 km storm-relative helicity
28 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLIT 082323
SVRLIT
ARC113-090010-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LITTLE ROCK AR
623 PM CDT SAT AUG 8 1998

THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  POLK COUNTY IN WESTERN ARKANSAS

* UNTIL 710 PM CDT

* AT 622 PM CDT... DOPPLER WEATHER RADAR INDICATED A SEVERE
  THUNDERSTORM 4 MILES SOUTHEAST OF MENA MOVING SOUTH AT 10 MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
SHADY                        AROUND 655 PM CDT...

THE MAIN THREAT WITH THIS STORM IS DIME SIZE HAIL OR LARGER. THE
HAIL MAY CAUSE SOME VEHICLE OR ROOF DAMAGE. STRONG AND GUSTY WINDS
CAN ALSO BE EXPECTED WITH THE STORM. FOR YOUR PROTECTION...GO
INDOORS UNTIL THE STORM PASSES.

THIS STORM PRODUCED GOLFBALL SIZE HAIL NEAR MENA.
48/31

What forecasters said that day

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

In the hours before

Local storm report, Aug 8, 2:05 PM CDT, 4 hours 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
205 PM CDT SAT AUG 8 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0200 P*M    OZONE                     AR   0.75 INCH HAIL
08/08/98   JOHNSON

25
Local storm report, Aug 8, 2:10 PM CDT, 4 hours 13 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
210 PM CDT SAT AUG 8 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0200 PFM    OZONE                     AR   0.75 INCH HAIL
08/08/98   JOHNSON

0205 PM    OZONE                     AR   1.00 INCH HAIL
08/08/98   JOHNSON

25
Local storm report, Aug 8, 3:10 PM CDT, 3 hours 13 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
310 PM CDT SAT AUG 8 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0250 PM    GUY                       AR   0.75 INCH HAIL
08/08/98   FAULKNER

0255 PM    GUY                       AR   0.88 INCH HAIL
08/08/98   FAULKNER                       COVERING GROUND

25
Local storm report, Aug 8, 3:50 PM CDT, 2 hours 33 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
350 PM CDT SAT AUG 8 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0315 PM    POTTSVILLE                AR   POWER LINES DOWN
08/08/98   POPE

0315 PM    GUM LOG (7N MORELAND)     AR   1.00 INCH HAIL
08/08/98   POPE

25
Local storm report, Aug 8, 5:25 PM CDT, 58 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
525 PM CDT SAT AUG 8 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0455 PM    ROYAL                     AR   0.75 INCH HAIL
08/08/98   GARLAND

0506 PM    JACKSONVILLE              AR   0.75 INCH HAIL
08/08/98   PULASKI

0515 PM    OWENSVILLE                AR   HIGHS WINDS 50 TO 60 MPH
08/08/98   SALINE                         AND MARBLE SIZE HAIL.

31
Local storm report, Aug 8, 6:15 PM CDT, 8 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
615 PM CDT SAT AUG 8 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0340 PM    1 W TUMBLING SHOALS       AR   WIND DAMAGE
08/08/98   CLEBURNE                       TREE DOWN

0535 PM    CADDO GAP                 AR   0.75 INCH HAIL
08/08/98   GARLAND

0612 PM    1 E MENA                  AR   1.00 INCH HAIL
08/08/98   POLK

31

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 8, 1:14 PM CDTSevere Thunderstorm WarningLZKJohnson66 min
Aug 8, 2:15 PM CDTFlash Flood WarningLZKJohnson3 hr
Aug 8, 2:24 PM CDTSevere Thunderstorm WarningLZKJohnson61 min
Aug 8, 2:53 PM CDTSevere Thunderstorm WarningLZKPope62 min
Aug 8, 3:02 PM CDTSevere Thunderstorm WarningLZKFaulkner63 min
Aug 8, 3:38 PM CDTSevere Thunderstorm WarningLZKCleburne62 min
Aug 8, 3:45 PM CDTSevere Thunderstorm WarningLZKYell65 min
Aug 8, 3:52 PM CDTSevere Thunderstorm WarningLZKPerry63 min
Aug 8, 3:55 PM CDTSevere Thunderstorm WarningLZKWhite65 min
Aug 8, 4:15 PM CDTSevere Thunderstorm WarningLZKGarland50 min
Aug 8, 4:29 PM CDTSevere Thunderstorm WarningLZKPulaski51 min
Aug 8, 4:53 PM CDTSevere Thunderstorm WarningLZKSaline47 min
Aug 8, 5:15 PM CDTSevere Thunderstorm WarningLZKGarland35 min
Aug 8, 5:27 PM CDTSevere Thunderstorm WarningLZKHot Spring48 min
Aug 8, 5:32 PM CDTSevere Thunderstorm WarningLZKMontgomery, Pike48 min
Aug 8, 5:38 PM CDTSevere Thunderstorm WarningLZKPolk47 min
Aug 8, 5:47 PM CDTSevere Thunderstorm WarningLZKGrant48 min
Aug 8, 6:08 PM CDTSevere Thunderstorm WarningLZKClark52 min
Aug 8, 6:16 PM CDTSevere Thunderstorm WarningLZKMarion49 min
Aug 8, 6:19 PM CDTSevere Thunderstorm WarningLZKPike51 min
Aug 8, 6:27 PM CDTSevere Thunderstorm WarningLZKDallas63 min
Aug 8, 6:29 PM CDTSevere Thunderstorm WarningLZKBaxter51 min
Aug 8, 6:38 PM CDTSevere Thunderstorm WarningLZKGrant32 min
Aug 8, 6:49 PM CDTSevere Thunderstorm WarningLZKBoone51 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; the sounding from the Mesonet's radiosonde archive.