Alert archive / Arkansas / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 289, NWS Little Rock, AR
NWS Little Rock, AR issued this severe thunderstorm warning at Aug 25, 2002, 2:56 AM CDT for Yell 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 25, 2002, 2:56 AM CDT (07:56 UTC)
- Expired
- Aug 25, 2002, 3:25 AM CDT
- In force
- 29 min
- Issued by
- NWS Little Rock, AR
- Area
- Whole counties
County Yell County, AR
The radar
The Western Arkansas radar (KSRX), 92 km from the middle of the area, began a volume at 07:51 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 25, 3:15 AM CDT | Thunderstorm Wind 52 E | Danville, 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
Springfield, MO (KSGF), launched 00:00Z, 7.9 hours before the alert went out and 214 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
- 60 J/kg
- Mixed-layer CIN
- -160 J/kg
- Mixed-layer LCL
- 1536 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 59 m²/s²
- 0-3 km storm-relative helicity
- 204 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.0
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 24, 11:45 PM CDT, 3 hours 11 minutes earlier.
Area forecast discussion, Aug 24, 11:45 PM CDT, 3 hours 11 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LITTLE ROCK AR 1145 PM CDT SAT AUG 24 2002 UPDATED FORECAST EARLIER THIS EVENING. SCATTERED STORMS DEVELOPING IN NORTHEAST OKLAHOMA/SOUTHERN MISSOURI...AND WILL HEAD INTO NORTHERN/WESTERN ARKANSAS OVERNIGHT. PUT IN CHANCE OF THUNDER NORTH/WEST...WITH SLIGHT CHANCES OF PRECIPITATION ELSEWHERE. OTHERWISE...FRONT IN NORTHERN ARKANSAS WILL MOVE SLOWLY SOUTH OVERNIGHT AND ON SUNDAY. SCATTERED THUNDERSTORMS EXPECTED ALONG FRONT...AND MAINLY ACROSS CENTRAL/SOUTHERN ARKANSAS ON SUNDAY. FRONT WILL CONTINUE HEADING SOUTH EARLY NEXT WEEK OR WILL DISSIPATE. BOTTOM LINE IS THAT SLIGHTLY COOLER/DRIER AIR WILL FILTER INTO THE STATE FROM THE NORTH WITH RAIN CHANCES DECREASING. (46) .LZK...NONE
The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 25, 2:24 AM CDT | Severe Thunderstorm Warning | LZK | Yell | 31 min |
| Aug 25, 3:08 AM CDT | Severe Thunderstorm Warning | LZK | Logan | 42 min |
| Aug 25, 3:44 AM CDT | Flash Flood Warning | LZK | Yell | 2 hr |
| Aug 25, 5:29 AM CDT | Severe Thunderstorm Warning | LZK | Jefferson | 46 min |
| Aug 25, 7:20 AM CDT | Severe Thunderstorm Warning | LZK | Desha | 30 min |
| Aug 25, 7:21 AM CDT | Severe Thunderstorm Warning | LZK | Desha | 29 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 2002Every severe thunderstorm warning in 2002
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.