Alert archive / Arkansas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 56, NWS Little Rock, AR

February 23, 2000Grant County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Feb 23, 2000, 4:12 PM CST for Grant County, Arkansas. It was in force for 48 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
Feb 23, 2000, 4:12 PM CST (22:12 UTC)
Expired
Feb 23, 2000, 5:00 PM CST
In force
48 min
Issued by
NWS Little Rock, AR
Area
Whole counties

County Grant County, AR

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 10.2 hours before the alert went out and 234 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 2000-02-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2000-02-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 296 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1014 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
296 m²/s²
0-3 km storm-relative helicity
299 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 Feb 23, 2:38 PM CST, 1 hour 34 minutes earlier.

Area forecast discussion, Feb 23, 2:38 PM CST, 1 hour 34 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LITTLE ROCK AR
238 PM CST WED FEB 23 2000

SINCE SATELLITE METEOROLOGY DICTATES SOME POSSIBLE LATE DEVELOPMENT
FOR EARLY THIS EVENING WILL KEEP SMALL POPS EZARLY TONIGHT...OTHERWISE
NVA WILL MOVE IN. TEMPS REASONABLE AND MODELS ARE IN FAIRR AGREEMENT.
38

.LIT...NONE.

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 23, 3:12 PM CSTSevere Thunderstorm WarningLZKClark, Dallas48 min
Feb 23, 4:31 PM CSTSevere Thunderstorm WarningLZKArkansas, Jefferson49 min
Feb 23, 4:49 PM CSTTornado WarningLZKArkansas46 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; the sounding from the Mesonet's radiosonde archive.