Alert archive / Arkansas / Tornado Warnings in 2016

Tornado Warning 28, NWS Tulsa, OK

April 27, 2016Franklin County, Arkansas

NWS Tulsa, OK issued this tornado warning at Apr 27, 2016, 1:23 AM CDT for Franklin County, Arkansas. It was in force for 37 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: Apr 27, 2016, 1:23 AM CDT (06:23 UTC)
Expired: Apr 27, 2016, 2:00 AM CDT
In force: 37 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

County Franklin County, AR

The radar

The Western Arkansas radar (KSRX), 63 km from the middle of the area, began a volume at 06:26 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
Apr 26, 10:21 PM CDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 6.4 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-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: 851 J/kg
Mixed-layer CIN: -259 J/kg
Mixed-layer LCL: 1185 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 73 m²/s²
0-3 km storm-relative helicity: 95 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

Open this sounding in Storm Lab

The text

As transmitted.

323 
WFUS54 KTSA 270623
TORTSA
ARC047-270700-
/O.NEW.KTSA.TO.W.0028.160427T0623Z-160427T0700Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
123 AM CDT WED APR 27 2016

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN FRANKLIN COUNTY IN WEST CENTRAL ARKANSAS...

* UNTIL 200 AM CDT
    
* AT 123 AM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
  WAS LOCATED 3 MILES NORTHEAST OF FERN...MOVING NORTHEAST AT 30 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...
  CASS...                           TAFT...
  REDDING...                        JETHRO...
  TURNERS BEND...                   BARNES...
  PARADISE...                       LONELM...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER
AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3554 9398 3570 9398 3570 9397 3573 9396
      3573 9391 3574 9391 3575 9389 3576 9390
      3576 9391 3577 9391 3577 9370 3576 9369
      3564 9370
TIME...MOT...LOC 0623Z 238DEG 25KT 3566 9396 

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

$$

69

2 follow-up statements

539 
WWUS54 KTSA 270637
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
137 AM CDT WED APR 27 2016

ARC047-270700-
/O.CON.KTSA.TO.W.0028.000000T0000Z-160427T0700Z/
FRANKLIN AR-
137 AM CDT WED APR 27 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 200 AM CDT FOR
NORTHEASTERN FRANKLIN COUNTY...
    
AT 136 AM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER CASS...MOVING EAST 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...
CASS...                           REDDING...
TURNERS BEND...                   TAFT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER
AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3564 9384 3572 9387 3577 9370 3576 9369
      3564 9370
TIME...MOT...LOC 0636Z 257DEG 33KT 3569 9381 

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

$$

69

654 
WWUS54 KTSA 270652
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
152 AM CDT WED APR 27 2016

ARC047-270700-
/O.EXP.KTSA.TO.W.0028.000000T0000Z-160427T0700Z/
FRANKLIN AR-
152 AM CDT WED APR 27 2016

...THE TORNADO WARNING FOR NORTHEASTERN FRANKLIN COUNTY WILL EXPIRE
AT 200 AM CDT...
        
THE STORM WHICH PROMPTED THE WARNING NO LONGER POSES A TORNADO
THREAT. THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE. HOWEVER
DAMAGING WINDS ARE STILL POSSIBLE WITH THIS THUNDERSTORM.

A SEVERE THUNDERSTORM WARNING STILL REMAINS IN EFFECT FOR MUCH OF
FRANKLIN COUNTY UNTIL 200 AM!

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 500 AM CDT FOR
NORTHWESTERN ARKANSAS.

LAT...LON 3564 9384 3572 9387 3577 9370 3576 9369
      3564 9370
TIME...MOT...LOC 0648Z 238DEG 25KT 3569 9381 

$$

69

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 27, 12:06 AM CDT	Severe Thunderstorm Warning	TSA	Benton, Washington	54 min
Apr 27, 12:13 AM CDT	Tornado Warning	TSA	Washington	32 min
Apr 27, 12:16 AM CDT	Severe Thunderstorm Warning	TSA	Crawford, Franklin, Sebastian, Washington	59 min
Apr 27, 12:40 AM CDT	Tornado Warning	TSA	Benton	35 min
Apr 27, 12:41 AM CDT	Tornado Warning	TSA	Madison, Washington	34 min
Apr 27, 1:00 AM CDT	Severe Thunderstorm Warning	TSA	Benton, Carroll, Madison, Washington	60 min
Apr 27, 1:08 AM CDT	Tornado Warning	TSA	Crawford, Franklin, Sebastian	37 min
Apr 27, 1:12 AM CDT	Tornado Warning	TSA	Carroll, Madison, Washington	48 min
Apr 27, 1:16 AM CDT	Severe Thunderstorm Warning	TSA	Crawford, Franklin, Sebastian, Washington	44 min
Apr 27, 1:54 AM CDT	Severe Thunderstorm Warning	TSA	Carroll, Franklin, Madison	36 min

Nearby

Tornado Warnings in Arkansas, 2016 Every tornado warning in 2016 Tornadoes in 2016

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.