Alert archive / Arkansas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 2, NWS Tulsa, OK

January 3, 2000Franklin County, Arkansas

NWS Tulsa, OK issued this severe thunderstorm warning at Jan 3, 2000, 12:11 AM CST for Franklin County, Arkansas. It was in force for 19 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: Jan 3, 2000, 12:11 AM CST (06:11 UTC)
Expired: Jan 3, 2000, 12:30 AM CST
In force: 19 min
Issued by: NWS Tulsa, OK
Area: Whole counties

County Franklin County, AR

The radar

The Western Arkansas radar (KSRX), 49 km from the middle of the area, began a volume at 06:15 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
Jan 3, 12:12 AM CST	Hail 0.75	Cass, 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, 6.2 hours before the alert went out and 155 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1681 m above ground
0-6 km bulk shear: 82 kt
0-1 km storm-relative helicity: 139 m²/s²
0-3 km storm-relative helicity: 219 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KTSA 030612
SVRTUL
ARC047-030630-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
1211 AM CST MON JAN 3 2000

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

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

* UNTIL 1230 AM CST

* AT 1211 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 3 MILES SOUTH OF CASS...MOVING NORTHEAST AT 60
  MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...CASS

HAIL TO THE SIZE OF DIMES AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN
THE WARNED AREA.

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 2, 11:07 PM CST	Severe Thunderstorm Warning	TSA	Sebastian	38 min
Jan 3, 2:39 AM CST	Severe Thunderstorm Warning	TSA	Benton	36 min
Jan 3, 2:52 AM CST	Tornado Warning	TSA	Benton	23 min
Jan 3, 3:36 AM CST	Severe Thunderstorm Warning	TSA	Crawford	54 min
Jan 3, 3:36 AM CST	Severe Thunderstorm Warning	TSA	Washington	54 min
Jan 3, 4:05 AM CST	Severe Thunderstorm Warning	TSA	Crawford, Sebastian	50 min
Jan 3, 4:29 AM CST	Severe Thunderstorm Warning	TSA	Madison	46 min
Jan 3, 4:36 AM CST	Severe Thunderstorm Warning	TSA	Franklin	39 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2000 Every 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.