Alert archive / Arkansas / Tornado Warnings in 2004

Tornado Warning 21, NWS Little Rock, AR

October 18, 2004Pulaski County, Arkansas

NWS Little Rock, AR issued this tornado warning at Oct 18, 2004, 9:57 AM CDT for Pulaski County, Arkansas. It was in force for 18 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Oct 18, 2004, 9:57 AM CDT (14:57 UTC)
Expired
Oct 18, 2004, 10:15 AM CDT
In force
18 min
Issued by
NWS Little Rock, AR
Area
Counties, with a storm outline in the text

County Pulaski County, AR

The radar

The Little Rock radar (KLZK), 25 km from the middle of the area, began a volume at 15:00 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Oct 18, 9:45 AM CDTTornado WatchSPC5 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 3.0 hours before the alert went out and 207 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 2004-10-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1504 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 12:00Z on 2004-10-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 390 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
1504 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
520 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
390 m²/s²
0-3 km storm-relative helicity
482 m²/s²
Significant tornado parameter
3.3
Supercell composite
16.6

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KLZK 181457
TORLIT
ARC119-181515-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LITTLE ROCK AR
957 AM CDT MON OCT 18 2004

THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN PULASKI COUNTY IN CENTRAL ARKANSAS

* UNTIL 1015 AM CDT

* AT 957 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 6 MILES SOUTHEAST OF WRIGHTSVILLE...OR ABOUT 13 MILES
  SOUTHEAST OF DOWNTOWN LITTLE ROCK...MOVING EAST AT 40 MPH.

A DOPPLER RADAR DETECTED TORNADO MEANS 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.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN LITTLE ROCK.

LAT...LON 3462 9228 3446 9219 3455 9204 3485 9219

$$

29

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 18, 5:58 AM CDTSevere Thunderstorm WarningLZKFulton32 min
Oct 18, 6:26 AM CDTSevere Thunderstorm WarningLZKFaulkner34 min
Oct 18, 6:51 AM CDTSevere Thunderstorm WarningLZKLonoke, White39 min
Oct 18, 7:04 AM CDTSevere Thunderstorm WarningLZKSaline26 min
Oct 18, 7:26 AM CDTSevere Thunderstorm WarningLZKPulaski49 min
Oct 18, 7:38 AM CDTSevere Thunderstorm WarningLZKWhite, Woodruff52 min
Oct 18, 7:54 AM CDTFlash Flood WarningLZKPulaski2 hr
Oct 18, 8:45 AM CDTSevere Thunderstorm WarningLZKSaline45 min
Oct 18, 9:00 AM CDTSevere Thunderstorm WarningLZKMonroe, Woodruff45 min
Oct 18, 9:17 AM CDTTornado WarningLZKPulaski, Saline43 min
Oct 18, 9:51 AM CDTTornado WarningLZKLonoke39 min
Oct 18, 10:26 AM CDTTornado WarningLZKLonoke, Prairie64 min
Oct 18, 10:53 AM CDTFlash Flood WarningLZKLonoke2 hr
Oct 18, 11:14 AM CDTFlash Flood WarningLZKPrairie2 hr
Oct 18, 11:19 AM CDTTornado WarningLZKMonroe56 min
Oct 18, 11:30 AM CDTSevere Thunderstorm WarningLZKArkansas, Lonoke, Prairie45 min
Oct 18, 3:50 PM CDTSevere Thunderstorm WarningLZKCleburne40 min
Oct 18, 4:12 PM CDTSevere Thunderstorm WarningLZKIndependence63 min
Oct 18, 5:14 PM CDTSevere Thunderstorm WarningLZKJackson31 min
Oct 18, 5:26 PM CDTSevere Thunderstorm WarningLZKIndependence34 min
Oct 18, 5:50 PM CDTSevere Thunderstorm WarningLZKDallas40 min

Nearby

Tornado Warnings in Arkansas, 2004Every tornado warning in 2004Tornadoes in 2004

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; radar from the NEXRAD Level II archive.