Alert archive / Arkansas / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 19, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Mar 9, 2002, 2:10 AM CST for Carroll County, Franklin County, Madison County, Arkansas. It was in force for 65 min. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Mar 9, 2002, 2:10 AM CST (08:10 UTC)
- Expired
- Mar 9, 2002, 3:15 AM CST
- In force
- 65 min
- Issued by
- NWS Tulsa, OK
- Area
- Counties, with a storm outline in the text
Counties Carroll County, AR, Franklin County, AR, Madison County, AR
The radar
The Western Arkansas radar (KSRX), 96 km from the middle of the area, began a volume at 08:12 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 |
|---|---|---|---|
| Mar 9, 2:20 AM CST | Thunderstorm Wind 52 E | Aurora, AR | Thunderstorm winds estimated at 60 miles an hour blew down large tree limbs. |
| Mar 9, 2:30 AM CST | Thunderstorm Wind 61 E | Green Forest, AR | Thunderstorm winds estimated at 70 miles an hour blew a tree down. |
| Mar 9, 3:20 AM CST | Thunderstorm Wind 52 E | Ozark, AR | Thunderstorm winds estimated at 60 miles an hour blew down large tree limbs. |
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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 9, 1:00 AM CST | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 8.2 hours before the alert went out and 100 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
- 217 J/kg
- Mixed-layer CIN
- -139 J/kg
- Mixed-layer LCL
- 955 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 282 m²/s²
- 0-3 km storm-relative helicity
- 414 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 0.9
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS54 KTSA 090810
SVRTUL
ARC015-047-087-090915-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
209 AM CST SAT MAR 9 2002
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR
CARROLL COUNTY IN NORTHWEST ARKANSAS
MADISON COUNTY IN NORTHWEST ARKANSAS
FRANKLIN COUNTY IN WEST CENTRAL ARKANSAS
* UNTIL 315 AM CST
* AT 209 AM CST SEVERE THUNDERSTORMS CAPABLE OF PRODUCING WINDS UP TO
65 MPH WERE LOCATED ALONG A LINE EXTENDING FROM 11 MILES WEST OF
BEAVER TO 22 MILES WEST OF WESLEY TO 46 MILES WEST OF OZARK...
MOVING EAST AT 45 MPH.
THESE STORMS HAVE A HISTORY OF PRODUCING WIND DAMAGE AND WILL LIKELY
AFFECT A LARGE PORTION OF THE WARNED AREA WITH WIDESPREAD DAMAGING
WINDS. PERSONS IN THESE AREAS SHOULD TAKE COVER FROM THESE STORMS.
LAT...LON 3650 9386 3581 9397 3531 9409 3539 9374
3597 9350 3650 9328The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 8, 9:55 PM CST | Severe Thunderstorm Warning | TSA | Franklin | 50 min |
| Mar 9, 1:00 AM CST | Severe Thunderstorm Warning | TSA | Benton, Washington | 60 min |
| Mar 9, 1:51 AM CST | Severe Thunderstorm Warning | TSA | Crawford, Sebastian | 69 min |
| Mar 9, 1:57 AM CST | Severe Thunderstorm Warning | TSA | Benton, Washington | 48 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.