Alert archive / Arkansas / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 166, NWS Little Rock, AR

May 2, 1998Faulkner County, Van Buren County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at May 2, 1998, 10:21 PM CDT for Faulkner County, Van Buren County, Arkansas. It was in force for 49 min. 1 report 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 2, 1998, 10:21 PM CDT (03:21 UTC)
Expired
May 2, 1998, 11:10 PM CDT
In force
49 min
Issued by
NWS Little Rock, AR
Area
Whole counties

Counties Faulkner County, AR, Van Buren County, AR

The radar

The Little Rock radar (KLZK), 60 km from the middle of the area, began a volume at 03:25 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
May 2, 10:50 PM CDTHail 0.75Guy, 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 2, 5:30 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 3.4 hours before the alert went out and 211 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 1998-05-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 14 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, Springfield, MO at 00:00Z on 1998-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -46 square meters per square second.1939587897Sfc1 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
14 J/kg
Mixed-layer CIN
-150 J/kg
Mixed-layer LCL
1308 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
-46 m²/s²
0-3 km storm-relative helicity
64 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

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

IssuedProductOfficeCountiesLasted
May 2, 7:20 PM CDTSevere Thunderstorm WarningLZKGarland, Perry65 min
May 2, 7:36 PM CDTSevere Thunderstorm WarningLZKConway, Faulkner49 min
May 2, 7:56 PM CDTSevere Thunderstorm WarningLZKSaline49 min
May 2, 8:03 PM CDTSevere Thunderstorm WarningLZKPulaski62 min
May 2, 10:35 PM CDTSevere Thunderstorm WarningLZKLogan35 min
May 2, 10:46 PM CDTSevere Thunderstorm WarningLZKPope, Yell49 min
May 2, 10:57 PM CDTSevere Thunderstorm WarningLZKScott48 min
May 2, 11:09 PM CDTSevere Thunderstorm WarningLZKConway, Perry51 min
May 2, 11:19 PM CDTSevere Thunderstorm WarningLZKWhite36 min
May 2, 11:35 PM CDTSevere Thunderstorm WarningLZKMontgomery50 min
May 2, 11:42 PM CDTSevere Thunderstorm WarningLZKPulaski48 min
May 3, 12:00 AM CDTSevere Thunderstorm WarningLZKGarland50 min
May 3, 12:20 AM CDTSevere Thunderstorm WarningLZKLonoke50 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; radar from the NEXRAD Level II archive.