Alert archive / Arkansas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 149, NWS Tulsa, OK

May 12, 2002Carroll County, Arkansas

NWS Tulsa, OK issued this severe thunderstorm warning at May 12, 2002, 7:03 PM CDT for Carroll County, Arkansas. It was in force for 57 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: May 12, 2002, 7:03 PM CDT (00:03 UTC)
Expired: May 12, 2002, 8:00 PM CDT
In force: 57 min
Issued by: NWS Tulsa, OK
Area: Counties, with a storm outline in the text

County Carroll County, AR

What was reported inside it

Time	Report	Where	Remark
May 12, 7:20 PM CDT	Hail 0.88	Eureka Spgs, AR
May 12, 7:20 PM CDT	Thunderstorm Wind 61 E	Eureka Spgs, AR	Thunderstorm winds estimated at 70 miles an hour blew down trees.
May 12, 7:42 PM CDT	Hail 0.75	Berryville, 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.

Issued	Product	Office	Lasted
May 12, 7:00 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 0.1 hours before the alert went out and 337 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 2 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 645 m above ground
0-6 km bulk shear: 80 kt
0-1 km storm-relative helicity: -66 m²/s²
0-3 km storm-relative helicity: 106 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KTSA 130003
SVRTUL
ARC015-130100-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
703 PM CDT SUN MAY 12 2002

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CARROLL COUNTY IN NORTHWEST ARKANSAS

* UNTIL 800 PM CDT

* AT 703 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 8
  MILES WEST OF EUREKA SPRINGS...MOVING NORTHEAST AT 40 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...OAK GROVE...
  BERRYVILLE...EUREKA SPRINGS...URBANETTE...GRANDVIEW AND BEAVER.

HAIL TO THE SIZE OF QUARTERS AND WIND GUSTS TO 60 MPH CAN BE 
EXPECTED IN THE WARNED AREA. STAY INDOORS AND AWAY FROM WINDOWS 
UNTIL THE STORM HAS PASSED.

LAT...LON 3649 9385 3627 9386 3636 9329 3651 9330

The office that day

Everything else NWS Tulsa, OK issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 12, 7:18 PM CDT	Severe Thunderstorm Warning	TSA	Madison	42 min
May 12, 8:26 PM CDT	Severe Thunderstorm Warning	TSA	Crawford, Sebastian	64 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2002 Every 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.