Alert archive / Arkansas / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 415, NWS Little Rock, AR
NWS Little Rock, AR issued this severe thunderstorm warning at Aug 31, 2000, 2:44 PM CDT for Independence County, Jackson County, White County, Arkansas. It was in force for 46 min. 1 report came from inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.
The facts
- Issued
- Aug 31, 2000, 2:44 PM CDT (19:44 UTC)
- Expired
- Aug 31, 2000, 3:30 PM CDT
- In force
- 46 min
- Issued by
- NWS Little Rock, AR
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Independence County, AR, Jackson County, AR, White County, AR
The radar
The Little Rock radar (KLZK), 79 km from the middle of the area, began a volume at 19:46 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 31, 3:07 PM CDT | Thunderstorm Wind 50 E | Searcy, 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, 7.7 hours before the alert went out and 173 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.
- 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
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KLZK 311951 COR SVRLIT ARC063-067-145-312030- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING...CORRECTED TO REMOVE JACKSON COUNTY NATIONAL WEATHER SERVICE LITTLE ROCK AR 244 PM CDT THU AUG 31 2000 THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... INDEPENDENCE COUNTY IN NORTH CENTRAL ARKANSAS WHITE COUNTY IN CENTRAL ARKANSAS * UNTIL 330 PM CDT * AT 241 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER LETONA...OR ABOUT 7 MILES NORTH OF SEARCY...WITH LITTLE MOVEMENT. THE MAIN SEVERE WEATHER THREAT IN THE WARNING AREA IS STRONG AND GUSTY WINDS. SOME DAMAGE MAY OCCUR SUCH AS DOWNED TREES OR TREE LIMBS AND POWER LINES. THE STORM MAY ALSO PRODUCE HAIL IN SOME AREAS. FOR YOUR PROTECTION...GO INDOORS UNTIL THE STORM PASSES. 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 3534 9191 3521 9176 3546 9142 3562 9161 25
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 59 minutes earlier.
Area forecast discussion, Aug 31, 3:45 AM CDT, 10 hours 59 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>69The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 31, 2:16 PM CDT | Severe Thunderstorm Warning | LZK | Lonoke, White | 29 min |
| Aug 31, 3:06 PM CDT | Severe Thunderstorm Warning | LZK | Cleburne | 39 min |
| Aug 31, 3:26 PM CDT | Severe Thunderstorm Warning | LZK | Independence | 49 min |
| Aug 31, 3:27 PM CDT | Severe Thunderstorm Warning | LZK | White | 48 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.