Alert archive / Arkansas / Tornado Warnings in 1999

Tornado Warning 21, NWS Little Rock, AR

January 21, 1999Lonoke County, Arkansas

NWS Little Rock, AR issued this tornado warning at Jan 21, 1999, 5:27 PM CST for Lonoke County, Arkansas. It was in force for 48 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
Jan 21, 1999, 5:27 PM CST (23:27 UTC)
Expired
Jan 21, 1999, 6:15 PM CST
In force
48 min
Issued by
NWS Little Rock, AR
Area
Whole counties

County Lonoke County, AR

The radar

The Little Rock radar (KLZK), 35 km from the middle of the area, began a volume at 23:30 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
Jan 21, 5:38 PM CSTTornado F1Coy, 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
Jan 21, 2:30 PM CSTTornado WatchSPC7 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 11.5 hours before the alert went out and 177 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 1999-01-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 701 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 1999-01-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 258 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
701 J/kg
Mixed-layer CIN
-198 J/kg
Mixed-layer LCL
594 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
258 m²/s²
0-3 km storm-relative helicity
227 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

999 
WFUS1 KLIT 212326 RRA
TORLIT
ARC085-220015-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LITTLE ROCK AR
527 PM CST THU JAN 21 1999

THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A

* TORNADO WARNING FOR...
  LONOKE COUNTY IN CENTRAL ARKANSAS

* UNTIL 615 PM CST

* AT 526 PM CST... DOPPLER WEATHER RADAR INDICATED A TORNADO 12 MILES
  NORTH OF PINE BLUFF OR 11 MILES SOUTH OF ENGLAND... MOVING NORTHEAST
  AT 45 MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS TORNADO INCLUDE...
ENGLAND                      AROUND 535 PM CST...
TOMBERLIN                    AROUND 540 PM CST...
COY                          AROUND 540 PM CST...
BLAKEMORE                    AROUND 540 PM CST...
CARLISLE                     AROUND 600 PM CST...

A DOPPLER RADAR DETECTED TORNADO MEANS THAT THERE IS STRONG ROTATION
WITHIN A STORM. THE STORM MAY NOT BE PRODUCING A TORNADO AT THE MOMENT.
..BUT IS EXPECTED TO DURING THE WARNING PERIOD. FOR YOUR SAFETY...GO
INDOORS NOW TO AN INTERIOR ROOM AWAY FROM WINDOWS.

46/45

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 21, 2:11 PM CSTSevere Thunderstorm WarningLZKGarland49 min
Jan 21, 2:24 PM CSTSevere Thunderstorm WarningLZKPike51 min
Jan 21, 2:26 PM CSTSevere Thunderstorm WarningLZKSaline34 min
Jan 21, 2:37 PM CSTSevere Thunderstorm WarningLZKHot Spring33 min
Jan 21, 2:40 PM CSTTornado WarningLZKPike35 min
Jan 21, 2:50 PM CSTSevere Thunderstorm WarningLZKFaulkner, Pulaski50 min
Jan 21, 3:01 PM CSTTornado WarningLZKGarland, Montgomery49 min
Jan 21, 3:01 PM CSTTornado WarningLZKClark49 min
Jan 21, 3:09 PM CSTSevere Thunderstorm WarningLZKHot Spring36 min
Jan 21, 3:15 PM CSTSevere Thunderstorm WarningLZKCleveland35 min
Jan 21, 3:22 PM CSTSevere Thunderstorm WarningLZKSaline48 min
Jan 21, 3:32 PM CSTSevere Thunderstorm WarningLZKLincoln48 min
Jan 21, 3:35 PM CSTTornado WarningLZKSaline50 min
Jan 21, 3:40 PM CSTTornado WarningLZKFaulkner, Pulaski50 min
Jan 21, 3:49 PM CSTTornado WarningLZKWhite51 min
Jan 21, 3:58 PM CSTSevere Thunderstorm WarningLZKOuachita37 min
Jan 21, 4:00 PM CSTSevere Thunderstorm WarningLZKPike50 min
Jan 21, 4:06 PM CSTSevere Thunderstorm WarningLZKGarland34 min
Jan 21, 4:11 PM CSTTornado WarningLZKPulaski, Saline49 min
Jan 21, 4:13 PM CSTTornado WarningLZKDallas, Ouachita47 min
Jan 21, 4:15 PM CSTSevere Thunderstorm WarningLZKCleburne35 min
Jan 21, 4:25 PM CSTSevere Thunderstorm WarningLZKClark, Hot Spring50 min
Jan 21, 4:29 PM CSTTornado WarningLZKFaulkner, White51 min
Jan 21, 4:31 PM CSTTornado WarningLZKArkansas49 min
Jan 21, 4:35 PM CSTSevere Thunderstorm WarningLZKGarland50 min
Jan 21, 4:40 PM CSTTornado WarningLZKGrant50 min
Jan 21, 4:43 PM CSTTornado WarningLZKIndependence, Jackson47 min
Jan 21, 4:47 PM CSTTornado WarningLZKMonroe48 min
Jan 21, 4:58 PM CSTSevere Thunderstorm WarningLZKClark52 min
Jan 21, 5:01 PM CSTTornado WarningLZKJefferson49 min
Jan 21, 5:06 PM CSTSevere Thunderstorm WarningLZKConway34 min
Jan 21, 5:15 PM CSTTornado WarningLZKFaulkner, White50 min
Jan 21, 5:17 PM CSTSevere Thunderstorm WarningLZKVan Buren48 min
Jan 21, 5:19 PM CSTSevere Thunderstorm WarningLZKHot Spring51 min
Jan 21, 5:29 PM CSTTornado WarningLZKIndependence, Jackson51 min
Jan 21, 5:37 PM CSTTornado WarningLZKHot Spring48 min
Jan 21, 5:48 PM CSTTornado WarningLZKPrairie47 min
Jan 21, 5:52 PM CSTSevere Thunderstorm WarningLZKClark33 min
Jan 21, 5:54 PM CSTTornado WarningLZKSaline51 min

Nearby

Tornado Warnings in Arkansas, 1999Every tornado warning in 1999Tornadoes in 1999

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.