Alert archive / Arkansas / Tornado Warnings in 2015

Tornado Warning 69, NWS Tulsa, OK

May 29, 2015Crawford County, Washington County, Arkansas

NWS Tulsa, OK issued this tornado warning at May 29, 2015, 4:37 PM CDT for Crawford County, Washington County, Arkansas. It was in force for 23 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 29, 2015, 4:37 PM CDT (21:37 UTC)
Expired
May 29, 2015, 5:00 PM CDT
In force
23 min
Issued by
NWS Tulsa, OK
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Crawford County, AR, Washington County, AR

The radar

The Western Arkansas radar (KSRX), 57 km from the middle of the area, began a volume at 21:38 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.

IssuedProductOfficeLasted
May 29, 2:09 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 9.6 hours before the alert went out and 133 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-pSkew-T log-p diagram, Springfield, MO at 12:00Z on 2015-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 535 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 2015-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 130 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
535 J/kg
Mixed-layer CIN
-52 J/kg
Mixed-layer LCL
864 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
130 m²/s²
0-3 km storm-relative helicity
123 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.

931 
WFUS54 KTSA 292137
TORTSA
ARC033-143-292200-
/O.NEW.KTSA.TO.W.0069.150529T2137Z-150529T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
437 PM CDT FRI MAY 29 2015

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN CRAWFORD COUNTY IN NORTHWEST ARKANSAS...
  SOUTHEASTERN WASHINGTON COUNTY IN NORTHWEST ARKANSAS...

* UNTIL 500 PM CDT

* AT 435 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR FERN...AND MOVING NORTH AT 25 MPH.

  HAZARD...TORNADO.

  SOURCE...RADAR INDICATED ROTATION.

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
           TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
           LIKELY.

* LOCATIONS IN OR NEAR THE PATH INCLUDE...LOCKE...MOUNT GAYLER AND
  BIDVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. GO TO A DESIGNED SHELTER SUCH AS A SAFE ROOM OR STORM
CELLAR IF AVAILABLE. OTHERWISE...MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF SEEKING SHELTER
IN A BASEMENT...BE SURE TO GET BENEATH SOMETHING STURDY. IF IN A
MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3573 9396 3566 9401 3566 9407 3561 9408
      3561 9411 3582 9412 3582 9396 3576 9396
      3576 9393
TIME...MOT...LOC 2137Z 194DEG 20KT 3565 9407

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$
2 follow-up statements
675 
WWUS54 KTSA 292140
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
440 PM CDT FRI MAY 29 2015

ARC033-143-292200-
/O.CON.KTSA.TO.W.0069.000000T0000Z-150529T2200Z/
CRAWFORD AR-WASHINGTON AR-
440 PM CDT FRI MAY 29 2015

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN WASHINGTON
AND NORTHEASTERN CRAWFORD COUNTIES IN NORTHWEST ARKANSAS UNTIL 500 PM
CDT...

AT 438 PM CDT...A SEVERE THUNDERSTORM WITH STRONG LOW LEVEL ROTATION
THAT COULD PRODUCE A TORNADO AT ANY TIME  WAS LOCATED NEAR FERN...AND
MOVING NORTH AT 35 MPH.

HAZARD...TORNADO.

SOURCE...RADAR INDICATED ROTATION.

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
         TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
         LIKELY.

LOCATIONS IN OR NEAR THE PATH INCLUDE...MOUNT GAYLER AND BIDVILLE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. GO TO A DESIGNED SHELTER SUCH AS A SAFE ROOM OR STORM
CELLAR IF AVAILABLE. OTHERWISE...MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF SEEKING SHELTER
IN A BASEMENT...BE SURE TO GET BENEATH SOMETHING STURDY. IF IN A
MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3573 9396 3566 9401 3566 9407 3566 9410
      3582 9412 3582 9396 3576 9396 3576 9393
TIME...MOT...LOC 2140Z 189DEG 31KT 3570 9406

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$
032 
WWUS54 KTSA 292146
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
446 PM CDT FRI MAY 29 2015

ARC033-143-292200-
/O.CON.KTSA.TO.W.0069.000000T0000Z-150529T2200Z/
CRAWFORD AR-WASHINGTON AR-
446 PM CDT FRI MAY 29 2015

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN WASHINGTON
AND NORTHEASTERN CRAWFORD COUNTIES IN NORTHWEST ARKANSAS UNTIL 500 PM
CDT...

AT 445 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 6 MILES SOUTHEAST OF WINSLOW...AND MOVING NORTH AT 35
MPH.

HAZARD...TORNADO.

SOURCE...RADAR INDICATED ROTATION.

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
         TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
         LIKELY.

* THE STORM WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE
  INDICATED COUNTIES..

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. GO TO A DESIGNED SHELTER SUCH AS A SAFE ROOM OR STORM
CELLAR IF AVAILABLE. OTHERWISE...MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF SEEKING SHELTER
IN A BASEMENT...BE SURE TO GET BENEATH SOMETHING STURDY. IF IN A
MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3582 9396 3571 9401 3571 9408 3582 9412
TIME...MOT...LOC 2147Z 187DEG 30KT 3575 9405

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 29, 3:15 PM CDTSpecial Weather StatementTSASebastian45 min
May 29, 3:32 PM CDTSpecial Weather StatementTSACrawford43 min
May 29, 3:33 PM CDTSpecial Weather StatementTSASebastian42 min
May 29, 3:51 PM CDTSevere Thunderstorm WarningTSACrawford, Washington39 min
May 29, 4:07 PM CDTFlash Flood WarningTSACrawford, Sebastian113 min
May 29, 4:19 PM CDTSpecial Weather StatementTSACrawford26 min
May 29, 4:20 PM CDTSpecial Weather StatementTSABenton25 min
May 29, 4:25 PM CDTSpecial Weather StatementTSAFranklin35 min
May 29, 4:29 PM CDTFlash Flood WarningTSABenton, Carroll, Crawford, Franklin, Madison, Sebastian and 1 more6 hr
May 29, 4:31 PM CDTSevere Thunderstorm WarningTSACrawford, Franklin, Madison, Washington29 min
May 29, 4:45 PM CDTSpecial Weather StatementTSABenton30 min
May 29, 4:55 PM CDTSevere Thunderstorm WarningTSAMadison, Washington22 min
May 29, 5:17 PM CDTSpecial Weather StatementTSAWashington28 min
May 29, 6:32 PM CDTSpecial Weather StatementTSACarroll28 min

Nearby

Tornado Warnings in Arkansas, 2015Every tornado warning in 2015Tornadoes in 2015

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.