Alert archive / Oklahoma / Special Weather Statements in 2014

Special Weather Statement, NWS Tulsa, OK

March 28, 2014LeFlore County, Oklahoma

NWS Tulsa, OK issued this special weather statement at Mar 28, 2014, 3:00 AM CDT for LeFlore County, Oklahoma. It was in force for 30 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: Mar 28, 2014, 3:00 AM CDT (08:00 UTC)
Expired: Mar 28, 2014, 3:30 AM CDT
In force: 30 min
Issued by: NWS Tulsa, OK

County LeFlore County, OK

The radar

The Western Arkansas radar (KSRX), 66 km from the middle of the area, began a volume at 08:01 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

Springfield, MO (KSGF), launched 00:00Z, 8.0 hours before the alert went out and 252 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: 543 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 1053 m above ground
0-6 km bulk shear: 79 kt
0-1 km storm-relative helicity: 117 m²/s²
0-3 km storm-relative helicity: 216 m²/s²
Significant tornado parameter: 0.7
Supercell composite: 3.6

Open this sounding in Storm Lab

The text

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

113 
WWUS84 KTSA 280800
SPSTSA

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
300 AM CDT FRI MAR 28 2014

OKZ076-280830-
LE FLORE OK-
300 AM CDT FRI MAR 28 2014

...SIGNIFICANT WEATHER ADVISORY...

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SIGNIFICANT WEATHER ADVISORY EFFECTIVE UNTIL 330 AM CDT
FOR THE FOLLOWING COUNTY...

IN SOUTHEAST OKLAHOMA
     EASTERN LE FLORE

AT 300 AM CDT...A STRONG THUNDERSTORM WAS LOCATED OVER LE FLORE
COUNTY...MOVING EAST AT 25 MPH..

THIS STORM WILL BE CAPABLE OF PRODUCING NICKEL SIZE HAIL. RESIDENTS
IN THESE AREAS SHOULD REMAIN ALERT IN CASE THE SIGNIFICANT WEATHER
ADVISORY IS UPGRADED TO A WARNING.

LAT...LON 3466 9467 3479 9466 3488 9444 3464 9445
TIME...MOT...LOC 0800Z 270DEG 24KT 3472 9456

$$

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 Mar 28, 12:45 AM CDT, 2 hours 15 minutes earlier.

Area forecast discussion, Mar 28, 12:45 AM CDT, 2 hours 15 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OK
1245 AM CDT FRI MAR 28 2014

.AVIATION...
CONCERNING TAF SITES KTUL/KRVS/KBVO/KMLC/KXNA/KFYV/KFSM.
COLD FRONT IS EXPECTED TO STALL OVER SOUTHEAST OKLAHOMA AND
NORTHWEST ARKANSAS THIS MORNING AND REMAIN OVER THESE LOCATIONS
THROUGH MOST OF THE TAF PERIOD BEFORE ANOTHER SHORTWAVE MOVES
THROUGH THE PLAINS. IN RESPONSE TO THE FRONT STALLING...MVFR
CEILINGS WILL PUSH BACK NORTHWARD EARLY THIS MORNING ACROSS
SOUTHEAST OKLAHOMA AND NORTHWEST ARKANSAS WITH CHANCES FOR SHOWERS
AND THUNDERSTORMS. ACROSS NORTHEAST OKLAHOMA...HIGH LEVEL CLOUDS
AND NORTHERLY WINDS ARE EXPECTED. NEAR THE END OF THE TAF
PERIOD...SKIES LOOK TO CLEAR OUT ACROSS THE CWA AS THE NEXT WAVE
PUSHES THROUGH.

&&

.PREV DISCUSSION... /ISSUED 850 PM CDT THU MAR 27 2014/

..UPDATE...

DISCUSSION...
COLD FRONT IS CURRENTLY ENTERING EXTREME NW AR AND
EXTENDS SOUTHWEST INTO SCNTRL OK. THUNDERSTORMS
ACROSS SW MO SHOULD EVENTUALLY BACKBUILD ALONG THE
FRONT INTO PARTS OF NW AR AND FAR ERN OK THE REMAINDER
OF THE EVENING. STILL COULD SEE A FEW SEVERE
STORMS...ALTHOUGH THE THREAT CONTINUES TO GRADUALLY
DIMINISH.

UPDATED PRODUCTS HAVE BEEN SENT.

&&

.PRELIMINARY POINT TEMPS/POPS...
TUL   36  70  42  78 /  10   0   0   0
FSM   41  70  42  76 /  30   0   0   0
MLC   40  70  42  76 /  10   0   0   0
BVO   32  69  36  79 /  10   0   0   0
FYV   33  64  35  72 /  30   0   0   0
BYV   37  64  38  72 /  30   0   0   0
MKO   37  70  41  76 /  10   0   0   0
MIO   35  66  39  76 /  10   0   0   0
F10   38  70  43  76 /  10   0   0   0
HHW   44  73  42  76 /  20   0   0   0

&&

.TSA WATCHES/WARNINGS/ADVISORIES...
OK...NONE.
AR...NONE.
&&

AVIATION...20

Hazardous weather outlook, Mar 27, 8:47 PM CDT, 6 hours 13 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
847 PM CDT THU MAR 27 2014

ARZ001-002-010-011-019-020-029-OKZ049-053>076-281000-
ADAIR OK-BENTON AR-CARROLL AR-CHEROKEE OK-CHOCTAW OK-CRAIG OK-
CRAWFORD AR-CREEK OK-DELAWARE OK-FRANKLIN AR-HASKELL OK-LATIMER OK-
LE FLORE OK-MADISON AR-MAYES OK-MCINTOSH OK-MUSKOGEE OK-NOWATA OK-
OKFUSKEE OK-OKMULGEE OK-OSAGE OK-OTTAWA OK-PAWNEE OK-PITTSBURG OK-
PUSHMATAHA OK-ROGERS OK-SEBASTIAN AR-SEQUOYAH OK-TULSA OK-WAGONER OK-
WASHINGTON OK-WASHINGTON AR-
847 PM CDT THU MAR 27 2014

...EVENING SEVERE STORMS REMAIN POSSIBLE FOR FAR EASTERN OKLAHOMA
AND NORTHWEST ARKANSAS...

THIS OUTLOOK IS FOR NORTHWEST AND WEST CENTRAL ARKANSAS AS WELL AS
MUCH OF EASTERN OKLAHOMA.

.DAY ONE...LATE AFTERNOON THROUGH TONIGHT.

SEVERE THUNDERSTORM.
	RISK...LIMITED.
	AREA...FAR EASTERN OKLAHOMA AND NORTHWEST ARKANSAS.
	ONSET...AFTER 9 PM.

DISCUSSION...
THUNDERSTORMS ACROSS SOUTHWEST MISSOURI THIS EVENING MAY EVENTUALLY
BUILD SOUTH AND SOUTHWESTWARD ALONG THE COLD FRONT THAT IS SLOWLY
MOVING THROUGH EASTERN OKLAHOMA AND FAR NORTHWESTERN ARKANSAS. THE
BEST CHANCES OF THUNDERSTORMS THE REMAINDER OF EVENING WILL BE
ACROSS NORTHWEST ARKANSAS AND FAR EASTERN OKLAHOMA. WHILE THE THREAT
OF SIGNIFICANT SEVERE WEATHER HAS DIMINISHED SOME...A FEW OF THESE
STORMS COULD STILL PRODUCE 60 MPH WINDS AND HAIL UP TO ONE INCH IN
DIAMETER. THE SEVERE STORM THREAT WILL COME TO AN END AFTER
MIDNIGHT...ALTHOUGH THUNDERSTORMS MAY CONTINUE OVERNIGHT IN PARTS OF
SOUTHEAST OKLAHOMA AND WESTERN ARKANSAS.

SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...
ACTIVATION OF THE REGIONAL SPOTTER NETWORK POSSIBLE.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.
FRIDAY...SEVERE THUNDERSTORM POTENTIAL.
SATURDAY...NO HAZARDS.
SUNDAY...VERY HIGH FIRE WEATHER POTENTIAL...HIGH WIND POTENTIAL.
MONDAY AND TUESDAY...NO HAZARDS.
WEDNESDAY...THUNDERSTORM POTENTIAL...HIGH WIND POTENTIAL.

EXTENDED DISCUSSION...
THUNDERSTORMS WILL BE POSSIBLE ONCE AGAIN FRIDAY AS THE COLD
FRONT STALLS ACROSS WESTERN ARKANSAS AND PARTS OF SOUTHEAST
OKLAHOMA. AN APPROACHING UPPER DISTURBANCE INTERACTING WITH THE
BOUNDARY MAY RESULT IN ONE OR TWO SEVERE STORMS ACROSS SOUTHEAST
OKLAHOMA...WEST CENTRAL AND NORTHWEST ARKANSAS...BUT THE OVERALL
WINDOW FOR SEVERE STORMS WILL BE SMALL ON FRIDAY.

WARMER AND MORE SETTLED CONDITIONS ARE EXPECTED FOR THE
WEEKEND...WITH INCREASED FIRE DANGER ANTICIPATED BY SUNDAY WITH
WARM TEMPERATURES...INCREASING SOUTH WINDS...AND RELATIVE
HUMIDITY VALUES REMAINING LOW. LOW LEVEL MOISTURE RETURN WILL
LARGELY BE HELD AT BAY UNTIL THE MIDDLE OF NEXT WEEK WHEN A COLD
FRONT MOVES INTO THE REGION...OFFERING THE NEXT CHANCES FOR
SHOWERS AND THUNDERSTORMS.

WWW.SRH.NOAA.GOV/TULSA CONTAINS ADDITIONAL INFORMATION.

In the hours before

Special weather statement, Mar 27, 11:03 PM CDT, 3 hours 57 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1103 PM CDT THU MAR 27 2014

OKZ074>076-280445-
HASKELL OK-LATIMER OK-LE FLORE OK-
1103 PM CDT THU MAR 27 2014

...SIGNIFICANT WEATHER ADVISORY...

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SIGNIFICANT WEATHER ADVISORY EFFECTIVE UNTIL 1145 PM CDT
FOR THE FOLLOWING COUNTIES...

IN SOUTHEAST OKLAHOMA
     SOUTHERN HASKELL...NORTHWESTERN LE FLORE AND NORTHEASTERN
     LATIMER

AT 1103 PM CDT...A STRONG THUNDERSTORM WAS LOCATED OVER KINTA...
MOVING EAST AT 35 MPH. SOME LOCATIONS THAT WILL BE AFFECTED BY THIS
STORM INCLUDE...MCCURTAIN...LEQUIRE...LEWISVILLE...KINTA AND MILTON.

THIS STORM WILL BE CAPABLE OF PRODUCING NICKEL SIZE HAIL AND WIND
GUSTS TO 50 MPH. RESIDENTS IN THESE AREAS SHOULD REMAIN ALERT IN CASE
THE SIGNIFICANT WEATHER ADVISORY IS UPGRADED TO A WARNING.

LAT...LON 3521 9484 3496 9492 3506 9531 3522 9525
TIME...MOT...LOC 0403Z 271DEG 29KT 3513 9520

Special weather statement, Mar 27, 11:30 PM CDT, 3 hours 30 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1130 PM CDT THU MAR 27 2014

ARZ029-OKZ076-280515-
LE FLORE OK-SEBASTIAN AR-
1130 PM CDT THU MAR 27 2014

...SIGNIFICANT WEATHER ADVISORY...

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SIGNIFICANT WEATHER ADVISORY EFFECTIVE UNTIL 1215 AM CDT
FOR THE FOLLOWING COUNTIES...

IN WEST CENTRAL ARKANSAS
     SOUTHERN SEBASTIAN

IN SOUTHEAST OKLAHOMA
     EASTERN LE FLORE

AT 1130 PM CDT...A STRONG THUNDERSTORM WAS LOCATED 3 MILES EAST OF
SHADY POINT...MOVING EAST AT 40 MPH. SOME LOCATIONS THAT WILL BE
AFFECTED BY THIS STORM INCLUDE...POTEAU...SHADY POINT...CAMERON...
PANAMA...ROCK ISLAND...LIBERTY...CROSSROADS...PATTERSON...HARTFORD...
ARKOLA...HUNTINGTON...MIDLAND...DAYTON...WITCHERVILLE AND MANSFIELD.

THIS STORM WILL BE CAPABLE OF PRODUCING NICKEL SIZE HAIL AND WIND
GUSTS TO 50 MPH. RESIDENTS IN THESE AREAS SHOULD REMAIN ALERT IN CASE
THE SIGNIFICANT WEATHER ADVISORY IS UPGRADED TO A WARNING.

LAT...LON 3508 9416 3507 9423 3499 9422 3496 9425
      3495 9429 3494 9434 3504 9472 3522 9465
      3514 9413 3513 9413
TIME...MOT...LOC 0430Z 273DEG 35KT 3513 9459

Local storm report, Mar 27, 11:37 PM CDT, 3 hours 23 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1137 PM CDT THU MAR 27 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1131 PM     HAIL             4 SW GREENWOOD          35.17N 94.31W
03/27/2014  E0.75 INCH       SEBASTIAN          AR   TRAINED SPOTTER

&&

PBS

Local storm report, Mar 28, 1:02 AM CDT, 1 hour 58 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
102 AM CDT FRI MAR 28 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0950 PM     HAIL             2 NE FAYETTEVILLE       36.08N 94.13W
03/27/2014  E1.00 INCH       WASHINGTON         AR   BROADCAST MEDIA

            MOSTLY PEA TO NICKEL SIZE

&&

RBD

Special weather statement, Mar 28, 2:34 AM CDT, 26 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
234 AM CDT FRI MAR 28 2014

OKZ076-280800-
LE FLORE OK-
234 AM CDT FRI MAR 28 2014

...SIGNIFICANT WEATHER ADVISORY...

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SIGNIFICANT WEATHER ADVISORY EFFECTIVE UNTIL 300 AM CDT
FOR THE FOLLOWING COUNTY...

IN SOUTHEAST OKLAHOMA
     SOUTHERN LE FLORE

AT 234 AM CDT...A STRONG THUNDERSTORM WAS LOCATED 10 MILES SOUTHWEST
OF HODGEN...MOVING EAST AT 30 MPH. SOME LOCATIONS THAT WILL BE
AFFECTED BY THIS STORM INCLUDE...HODGEN.

THIS STORM WILL BE CAPABLE OF PRODUCING NICKEL SIZE HAIL. RESIDENTS
IN THESE AREAS SHOULD REMAIN ALERT IN CASE THE SIGNIFICANT WEATHER
ADVISORY IS UPGRADED TO A WARNING.

LAT...LON 3468 9487 3477 9488 3493 9445 3466 9445
TIME...MOT...LOC 0734Z 258DEG 26KT 3475 9473

Special weather statement, Mar 28, 3:00 AM CDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
300 AM CDT FRI MAR 28 2014

OKZ076-280830-
LE FLORE OK-
300 AM CDT FRI MAR 28 2014

...SIGNIFICANT WEATHER ADVISORY...

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SIGNIFICANT WEATHER ADVISORY EFFECTIVE UNTIL 330 AM CDT
FOR THE FOLLOWING COUNTY...

IN SOUTHEAST OKLAHOMA
     EASTERN LE FLORE

AT 300 AM CDT...A STRONG THUNDERSTORM WAS LOCATED OVER LE FLORE
COUNTY...MOVING EAST AT 25 MPH..

THIS STORM WILL BE CAPABLE OF PRODUCING NICKEL SIZE HAIL. RESIDENTS
IN THESE AREAS SHOULD REMAIN ALERT IN CASE THE SIGNIFICANT WEATHER
ADVISORY IS UPGRADED TO A WARNING.

LAT...LON 3466 9467 3479 9466 3488 9444 3464 9445
TIME...MOT...LOC 0800Z 270DEG 24KT 3472 9456

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 27, 9:27 PM CDT	Special Weather Statement	TSA	Adair	48 min
Mar 27, 9:52 PM CDT	Special Weather Statement	TSA	Sequoyah	23 min
Mar 27, 10:06 PM CDT	Severe Thunderstorm Warning	TSA	Sequoyah	39 min
Mar 27, 10:14 PM CDT	Special Weather Statement	TSA	Haskell	46 min
Mar 27, 10:21 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, LeFlore, Sequoyah	39 min
Mar 27, 10:54 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore, Sequoyah	51 min
Mar 27, 11:03 PM CDT	Special Weather Statement	TSA	Haskell	42 min
Mar 28, 2:34 AM CDT	Special Weather Statement	TSA	LeFlore	26 min
Mar 28, 1:37 PM CDT	Special Weather Statement	TSA	Muskogee	38 min
Mar 28, 1:42 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh	33 min
Mar 28, 1:47 PM CDT	Special Weather Statement	TSA	Cherokee	28 min
Mar 28, 2:28 PM CDT	Special Weather Statement	TSA	Wagoner	32 min
Mar 28, 2:43 PM CDT	Special Weather Statement	TSA	Sequoyah	47 min
Mar 28, 2:54 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Sequoyah	51 min
Mar 28, 3:04 PM CDT	Special Weather Statement	TSA	Cherokee	26 min
Mar 28, 3:30 PM CDT	Special Weather Statement	TSA	Cherokee	30 min
Mar 28, 3:34 PM CDT	Special Weather Statement	TSA	Okfuskee	26 min
Mar 28, 3:49 PM CDT	Special Weather Statement	TSA	Adair	26 min
Mar 28, 4:04 PM CDT	Severe Thunderstorm Warning	TSA	Adair	41 min
Mar 28, 4:13 PM CDT	Special Weather Statement	TSA	Okmulgee	32 min
Mar 28, 4:26 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Muskogee, Okmulgee	49 min
Mar 28, 5:04 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee, McIntosh, Muskogee, Sequoyah	41 min
Mar 28, 5:39 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Sequoyah	51 min
Mar 27, 10:16 PM CDT	Special Weather Statement	TSA	Crawford, Madison	44 min
Mar 27, 11:30 PM CDT	Special Weather Statement	TSA	Sebastian	45 min
Mar 27, 11:47 PM CDT	Severe Thunderstorm Warning	TSA	Sebastian	43 min
Mar 28, 2:21 PM CDT	Special Weather Statement	TSA	Washington	39 min
Mar 28, 2:37 PM CDT	Special Weather Statement	TSA	Crawford, Washington	38 min
Mar 28, 3:15 PM CDT	Special Weather Statement	TSA	Franklin	30 min
Mar 28, 4:42 PM CDT	Special Weather Statement	TSA	Carroll, Madison	48 min
Mar 28, 6:30 PM CDT	Special Weather Statement	TSA	Crawford, Franklin	45 min

Nearby

Special Weather Statements in Oklahoma, 2014 Every special weather statement in 2014

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.