Alert archive / Arkansas / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 7, NWS Little Rock, AR

February 9, 1998Lincoln County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Feb 9, 1998, 10:36 PM CST for Lincoln County, Arkansas. It was in force for 34 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
Feb 9, 1998, 10:36 PM CST (04:36 UTC)
Expired
Feb 9, 1998, 11:10 PM CST
In force
34 min
Issued by
NWS Little Rock, AR
Area
Whole counties

County Lincoln County, AR

What was reported inside it

TimeReportWhereRemark
Feb 9, 10:45 PM CSTHail 0.75Star City, 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

Shreveport, LA (KSHV), launched 00:00Z, 4.6 hours before the alert went out and 249 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 00:00Z on 1998-02-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 157 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 00:00Z on 1998-02-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 190 square meters per square second.1939587897117Sfc1 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
157 J/kg
Mixed-layer CIN
-57 J/kg
Mixed-layer LCL
1112 m above ground
0-6 km bulk shear
74 kt
0-1 km storm-relative helicity
190 m²/s²
0-3 km storm-relative helicity
349 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.0

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
Feb 10, 7:03 AM CSTSevere Thunderstorm WarningLZKGarland32 min
Feb 10, 7:20 AM CSTSevere Thunderstorm WarningLZKSaline50 min
Feb 10, 7:31 AM CSTSevere Thunderstorm WarningLZKPulaski49 min
Feb 10, 8:16 AM CSTSevere Thunderstorm WarningLZKPulaski44 min
Feb 10, 8:27 AM CSTSevere Thunderstorm WarningLZKLonoke18 min
Feb 10, 8:30 AM CSTSevere Thunderstorm WarningLZKWhite35 min
Feb 10, 8:47 AM CSTSevere Thunderstorm WarningLZKLonoke48 min
Feb 10, 9:01 AM CSTSevere Thunderstorm WarningLZKPulaski, Saline49 min
Feb 10, 9:24 AM CSTSevere Thunderstorm WarningLZKLonoke51 min
Feb 10, 10:14 AM CSTSevere Thunderstorm WarningLZKPulaski, Saline46 min
Feb 10, 10:28 AM CSTFlash Flood WarningLZKPulaski2 hr
Feb 10, 10:32 AM CSTSevere Thunderstorm WarningLZKLonoke63 min
Feb 10, 4:59 PM CSTSevere Thunderstorm WarningLZKDrew46 min
Feb 10, 5:20 PM CSTTornado WarningLZKDrew35 min
Feb 10, 5:32 PM CSTSevere Thunderstorm WarningLZKDesha33 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.