Alert archive / Arkansas / Special Weather Statements in 2016

Special Weather Statement, NWS Tulsa, OK

May 9, 2016Franklin County, Arkansas

NWS Tulsa, OK issued this special weather statement at May 9, 2016, 4:37 PM CDT for Franklin 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 9, 2016, 4:37 PM CDT (21:37 UTC)
Expired: May 9, 2016, 5:00 PM CDT
In force: 23 min
Issued by: NWS Tulsa, OK

County Franklin County, AR

The radar

The Western Arkansas radar (KSRX), 62 km from the middle of the area, began a volume at 21:40 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 nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 9.6 hours before the alert went out and 330 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: 686 J/kg
Mixed-layer CIN: -97 J/kg
Mixed-layer LCL: 620 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 66 m²/s²
0-3 km storm-relative helicity: 336 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 6.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Tulsa, OK wrote its last area forecast discussion before this special weather statement went out at May 9, 3:51 PM CDT, 46 minutes earlier.

Area forecast discussion, May 9, 3:51 PM CDT, 46 minutes before

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Hazardous weather outlook, May 9, 4:27 PM CDT, 10 minutes before

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In the hours before

Special weather statement, May 9, 4:01 PM CDT, 36 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
401 PM CDT MON MAY 9 2016

ARZ011-020-092130-
MADISON AR-FRANKLIN AR-
401 PM CDT MON MAY 9 2016

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN MADISON AND
NORTHEASTERN FRANKLIN COUNTIES UNTIL 430 PM CDT...

AT 400 PM CDT...A STRONG THUNDERSTORM WAS LOCATED 5 MILES SOUTHWEST OF
PETTIGREW...MOVING NORTHEAST AT 55 MPH.

NICKEL SIZE HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IN OR NEAR THE PATH INCLUDE...
ST. PAUL...                       PETTIGREW...
BOSTON...                         SAINT PAUL...
TAFT...                           DUTTON...
WEATHERS...                       RED STAR...

LAT...LON 3595 9349 3593 9349 3592 9351 3588 9351
      3588 9352 3576 9352 3577 9370 3562 9370
      3561 9372 3577 9383 3608 9348 3608 9345
      3597 9345
TIME...MOT...LOC 2100Z 239DEG 49KT 3574 9369

69

Special weather statement, May 9, 4:25 PM CDT, 12 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
425 PM CDT MON MAY 9 2016

ARZ029-OKZ076-092200-
SEBASTIAN AR-LE FLORE OK-
425 PM CDT MON MAY 9 2016

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN SEBASTIAN AND EAST
CENTRAL LE FLORE COUNTIES UNTIL 500 PM CDT...

AT 424 PM CDT...A STRONG THUNDERSTORM WAS LOCATED 6 MILES EAST OF
HEAVENER RUNESTONE STATE PARK...MOVING NORTHEAST AT 60 MPH.

DIME SIZE HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IN OR NEAR THE PATH INCLUDE...
GREENWOOD...                      HEAVENER...
MANSFIELD...                      HARTFORD...
HUNTINGTON...                     MIDLAND...
HEAVENER RUNESTONE STATE PARK...  WASHBURN...
BURNVILLE...                      BLOOMER...
PATTERSON...                      CROSSROADS...
WITCHERVILLE...                   DAYTON...
MILLTOWN...                       ARKOLA...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FOR WEST CENTRAL
ARKANSAS...AND SOUTHEASTERN OKLAHOMA.

LAT...LON 3514 9414 3510 9414 3506 9425 3506 9423
      3497 9424 3495 9434 3496 9437 3494 9439
      3495 9441 3493 9443 3493 9445 3477 9445
      3476 9448 3490 9462 3532 9411 3514 9405
TIME...MOT...LOC 2124Z 228DEG 51KT 3490 9447

69

Special weather statement, May 9, 4:37 PM CDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
437 PM CDT MON MAY 9 2016

ARZ011-019-020-029-092200-
CRAWFORD AR-SEBASTIAN AR-MADISON AR-FRANKLIN AR-
437 PM CDT MON MAY 9 2016

...SIGNIFICANT WEATHER ADVISORY FOR SOUTH CENTRAL MADISON...
FRANKLIN...NORTHEASTERN SEBASTIAN AND SOUTHEASTERN CRAWFORD COUNTIES
UNTIL 500 PM CDT...

AT 435 PM CDT...A STRONG THUNDERSTORM WAS LOCATED 5 MILES SOUTHEAST OF
MULBERRY...MOVING NORTHEAST AT 50 MPH.

DIME SIZE HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IN OR NEAR THE PATH INCLUDE...
OZARK...                          MULBERRY...
ALTUS...                          BRANCH...
WIEDERKEHR VILLAGE...             PETTIGREW...
CASS...                           TONEY...
VESTA...                          WATALULA...
PLEASANT HILL...                  CRAVENS...
REDDING...                        LONELM...
JETHRO...                         BARNES...
PARADISE...                       TAFT...
PETER PENDER...                   CECIL...

THIS INCLUDES INTERSTATE 40 IN ARKANSAS BETWEEN MILE MARKERS 24 AND
42.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FOR NORTHWESTERN
ARKANSAS.

LAT...LON 3577 9370 3548 9371 3542 9380 3541 9381
      3529 9400 3544 9415 3586 9363 3576 9353
TIME...MOT...LOC 2135Z 236DEG 42KT 3543 9401

69

The office that day

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

Issued	Product	Office	Counties	Lasted
May 8, 9:30 PM CDT	Special Weather Statement	TSA	Okfuskee	30 min
May 8, 11:48 PM CDT	Special Weather Statement	TSA	Haskell, McIntosh, Muskogee, Okmulgee	27 min
May 9, 12:08 AM CDT	Special Weather Statement	TSA	Cherokee, Haskell, Mayes, Muskogee, Sequoyah, Wagoner	52 min
May 9, 6:07 PM CDT	Severe Thunderstorm Warning	TSA	Pawnee	23 min
May 9, 6:12 PM CDT	Tornado Warning	TSA	Choctaw	48 min
May 9, 6:28 PM CDT	Tornado Warning	TSA	Pawnee	32 min
May 9, 6:32 PM CDT	Severe Thunderstorm Warning	TSA	Pawnee	28 min
May 9, 6:42 PM CDT	Special Weather Statement	TSA	Osage	48 min
May 9, 6:45 PM CDT	Special Weather Statement	TSA	Pushmataha	45 min
May 9, 6:45 PM CDT	Tornado Warning	TSA	Pawnee	19 min
May 9, 6:47 PM CDT	Special Weather Statement	TSA	Latimer	43 min
May 9, 6:52 PM CDT	Severe Thunderstorm Warning	TSA	Pawnee	38 min
May 9, 6:53 PM CDT	Tornado Warning Tornado observed	TSA	Choctaw	52 min
May 9, 1:06 AM CDT	Special Weather Statement	TSA	Sebastian	39 min
May 9, 4:01 PM CDT	Special Weather Statement	TSA	Madison	29 min
May 9, 4:25 PM CDT	Special Weather Statement	TSA	Sebastian	35 min

Nearby

Special Weather Statements in Arkansas, 2016 Every special weather statement 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.