Alert archive / Arkansas / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 252, NWS Tulsa, OK

May 30, 2004Franklin County, Arkansas

NWS Tulsa, OK issued this severe thunderstorm warning at May 30, 2004, 3:36 PM CDT for Franklin County, Arkansas. It was in force for 84 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: May 30, 2004, 3:36 PM CDT (20:36 UTC)
Expired: May 30, 2004, 5:00 PM CDT
In force: 84 min
Issued by: NWS Tulsa, OK
Area: Counties, with a storm outline in the text

County Franklin County, AR

The radar

The Western Arkansas radar (KSRX), 52 km from the middle of the area, began a volume at 20:39 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.

Issued	Product	Office	Lasted
May 30, 10:50 AM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 8.6 hours before the alert went out and 149 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: 1630 J/kg
Mixed-layer CIN: -63 J/kg
Mixed-layer LCL: 849 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 279 m²/s²
0-3 km storm-relative helicity: 303 m²/s²
Significant tornado parameter: 2.8
Supercell composite: 17.8

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KTSA 302036
SVRTUL
ARC047-302200-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
336 PM CDT SUN MAY 30 2004

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  FRANKLIN COUNTY IN WEST CENTRAL ARKANSAS

* UNTIL 500 PM CDT

* AT 336 PM CDT...DOPPLER RADAR INDICATED SEVERE THUNDERSTORMS ALONG
  A LINE EXTENDING FROM 9 MILES NORTHWEST OF FERN TO 37 MILES WEST OF
  CHARLESTON...MOVING EAST AT 25 MPH.

* SOME LOCATIONS NEAR THE PATH OF THESE STORMS INCLUDE...CASS...
  OZARK...CHARLESTON...BRANCH...DENNING...ALTUS...FERN AND WIEDERKEHR
  VILLAGE.

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

LAT...LON 3578 9400 3519 9412 3531 9377 3577 9361

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
May 30, 1:18 PM CDT	Severe Thunderstorm Warning	TSA	Benton	72 min
May 30, 2:08 PM CDT	Severe Thunderstorm Warning	TSA	Crawford, Madison, Washington	67 min
May 30, 2:28 PM CDT	Severe Thunderstorm Warning	TSA	Benton	62 min
May 30, 2:42 PM CDT	Severe Thunderstorm Warning	TSA	Carroll	63 min
May 30, 3:18 PM CDT	Severe Thunderstorm Warning	TSA	Crawford, Sebastian	72 min
May 30, 3:27 PM CDT	Severe Thunderstorm Warning	TSA	Madison, Washington	63 min
May 30, 4:50 PM CDT	Flash Flood Warning	TSA	Sebastian	4 hr

Nearby

Severe Thunderstorm Warnings in Arkansas, 2004 Every severe thunderstorm warning 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.