Alert archive / Arkansas / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 166, NWS Tulsa, OK

May 10, 2003Crawford County, Washington County, Arkansas

NWS Tulsa, OK issued this severe thunderstorm warning at May 10, 2003, 3:16 PM CDT for Crawford County, Washington County, Arkansas. It was in force for 44 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 10, 2003, 3:16 PM CDT (20:16 UTC)
Expired: May 10, 2003, 4:00 PM CDT
In force: 44 min
Issued by: NWS Tulsa, OK
Area: Counties, with a storm outline in the text

Counties Crawford County, AR, Washington County, AR

The radar

The Western Arkansas radar (KSRX), 34 km from the middle of the area, began a volume at 20:19 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 10, 11:55 AM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 8.3 hours before the alert went out and 153 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: 1867 J/kg
Mixed-layer CIN: -15 J/kg
Mixed-layer LCL: 689 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: 296 m²/s²
0-3 km storm-relative helicity: 300 m²/s²
Significant tornado parameter: 3.5
Supercell composite: 12.5

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KTSA 102016
SVRTUL
ARC033-143-102100-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
315 PM CDT SAT MAY 10 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR
  CRAWFORD COUNTY IN NORTHWEST ARKANSAS
  SOUTHERN WASHINGTON COUNTY IN NORTHWEST ARKANSAS

* UNTIL 400 PM CDT

* AT 315 PM CDT...DOPPLER RADAR INDICATED A DANGEROUS SEVERE         
  THUNDERSTORM 31 MILES WEST OF FIGURE FIVE...MOVING EAST-NORTHEAST  
  AT 45 MPH. RADAR INDICATED SOME ROTATION WITH THIS STORM. PEOPLE   
  NEAR ITS PATH SHOULD MOVE TO A SAFE PLACE NOW

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...  MULBERRY...
  WINSLOW...BLACKBURN...BRENTWOOD...MOUNTAINBURG...VAN BUREN...
  ALMA...CEDARVILLE...NATURAL DAM...CHESTER...DYER...FIGURE FIVE...
  RUDY AND LEE CREEK.

HAIL TO THE SIZE OF TENNIS BALLS AND WIND GUSTS TO 70 MPH CAN BE 
EXPECTED IN THE WARNED AREA. IF YOU ARE IN OR NEAR THE PATH OF THIS 
STORM...TAKE COVER NOW

A TORNADO WATCH IS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP SUDDENLY FROM SEVERE THUNDERSTORMS. IF YOU ARE NEAR THE PATH
OF THIS STORM...YOU SHOULD BE ALERT FOR RAPIDLY CHANGING WEATHER
CONDITIONS AND BE READY TO ACT QUICKLY.

LAT...LON 3588 9399 3567 9403 3565 9408 3558 9405
          3545 9407 3545 9412 3543 9416 3541 9414
          3540 9433 3545 9437 3545 9441 3542 9444
          3574 9448

The office that day

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

Issued	Product	Office	Counties	Lasted
May 10, 3:39 PM CDT	Severe Thunderstorm Warning	TSA	Franklin, Madison	51 min
May 10, 3:43 PM CDT	Severe Thunderstorm Warning	TSA	Sebastian	47 min
May 10, 3:54 PM CDT	Severe Thunderstorm Warning	TSA	Crawford, Washington	21 min
May 10, 4:19 PM CDT	Severe Thunderstorm Warning	TSA	Carroll, Franklin, Madison	56 min
May 10, 4:32 PM CDT	Severe Thunderstorm Warning	TSA	Crawford, Sebastian	43 min
May 10, 5:12 PM CDT	Severe Thunderstorm Warning	TSA	Franklin	33 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2003 Every severe thunderstorm warning in 2003

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.