Alert archive / Arkansas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 414, NWS Little Rock, AR

August 31, 2000Lonoke County, White County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Aug 31, 2000, 2:16 PM CDT for Lonoke County, White County, Arkansas. It was in force for 29 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
Aug 31, 2000, 2:16 PM CDT (19:16 UTC)
Expired
Aug 31, 2000, 2:45 PM CDT
In force
29 min
Issued by
NWS Little Rock, AR
Area
Whole counties

Counties Lonoke County, AR, White County, AR

The radar

The Little Rock radar (KLZK), 45 km from the middle of the area, began a volume at 19:16 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
Aug 31, 2:55 PM CDTThunderstorm Wind 50 ERose Bud, 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

Little Rock, AR (KLZK), launched 12:00Z, 7.3 hours before the alert went out and 171 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, Little Rock, AR at 12:00Z on 2000-08-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 718 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, Little Rock, AR at 12:00Z on 2000-08-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 square meters per square second.1939Sfc1 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
718 J/kg
Mixed-layer CIN
-191 J/kg
Mixed-layer LCL
2316 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
34 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.

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.

NWS Little Rock, AR wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 31, 3:45 AM CDT, 10 hours 31 minutes earlier.

Area forecast discussion, Aug 31, 3:45 AM CDT, 10 hours 31 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LITTLE ROCK AR
345 AM CDT THU AUG 31 2000

RECORD HEAT HAS PREVAILED LATELY...AND NOTHING WILL CHANGE TODAY.
MORE RECORD HEAT IS IN THE FORECAST...WITH TEMPERATURES ABOVE 100
DEGREES IN MOST AREAS.

HIGH PRESSURE REMAINS THE DOMINANT WEATHER FEATURE...BUT THE HIGH
WILL MOVE SLOWLY SOUTHWEST OVER THE WEEKEND. TEMPERATURES WILL COOL
SLIGHTLY AS A RESULT...WITH AFTERNOON READINGS DROPPING INTO THE 90S
IN EASTERN ARKANSAS. EVEN WITH A TEMPERATURE DROP...READINGS WILL
REMAIN WELL ABOVE NORMAL.

THE RAIN SITUATION WILL NOT IMPROVE. STORM SYSTEM OVER SOUTHEAST
UNITED STATES WILL NOT HEAD MUCH FARTHER WEST. MOISTURE SURROUNDING
THE SYSTEM WILL STAY MOSTLY EAST OF ARKANSAS. THERE IS A WEAK
SURFACE TROUGH ACROSS EASTERN ARKANSAS THAT MAY TRIGGER ISOLATED
THUNDERSHOWERS THE NEXT TWO TO THREE DAYS FROM LITTLE ROCK EASTWARD.
OTHERWISE...DRY WEATHER WILL PREVAIL.  (46)

.LIT...HEAT ADVISORY MUCH OF CENTRAL AND SOUTHERN ARKANSAS
       THROUGH FRIDAY...ARZONES 21-22-30>32-37>47-52>57-62>69

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 31, 2:44 PM CDTSevere Thunderstorm WarningLZKIndependence, Jackson, White46 min
Aug 31, 3:06 PM CDTSevere Thunderstorm WarningLZKCleburne39 min
Aug 31, 3:26 PM CDTSevere Thunderstorm WarningLZKIndependence49 min
Aug 31, 3:27 PM CDTSevere Thunderstorm WarningLZKWhite48 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2000Every severe thunderstorm warning in 2000

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.