Alert archive / Oklahoma / Special Weather Statements in 2016

Special Weather Statement, NWS Tulsa, OK

March 1, 2016LeFlore County, Oklahoma; Sebastian County, Arkansas

NWS Tulsa, OK issued this special weather statement at Mar 1, 2016, 1:08 AM CST for LeFlore County, Oklahoma; Sebastian County, Arkansas. It was in force for 52 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 1, 2016, 1:08 AM CST (07:08 UTC)
Expired
Mar 1, 2016, 2:00 AM CST
In force
52 min
Issued by
NWS Tulsa, OK

Counties Sebastian County, AR, LeFlore County, OK

The radar

The Western Arkansas radar (KSRX), 91 km from the middle of the area, began a volume at 07:09 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 00:00Z, 7.1 hours before the alert went out and 214 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, Norman, OK at 00:00Z on 2016-03-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 00:00Z on 2016-03-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 68 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3079 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
68 m²/s²
0-3 km storm-relative helicity
245 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

676 
WWUS84 KTSA 010708
SPSTSA

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
108 AM CST TUE MAR 1 2016
 
ARZ019-029-OKZ049-072-074>076-010800-
CRAWFORD AR-SEBASTIAN AR-PUSHMATAHA OK-HASKELL OK-SEQUOYAH OK-
LATIMER OK-LE FLORE OK-
108 AM CST TUE MAR 1 2016

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN SEBASTIAN...
SOUTHWESTERN CRAWFORD...SOUTHEASTERN SEQUOYAH...LE FLORE...CENTRAL
LATIMER...NORTHERN PUSHMATAHA AND SOUTHEASTERN HASKELL COUNTIES UNTIL
200 AM CST...

AT 108 AM CST...STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 6 MILES NORTHEAST OF KEOTA TO 3 MILES NORTH OF RED OAK
TO 4 MILES WEST OF DUNBAR...AND MOVING EAST AT 55 MPH.

WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH THESE STORMS.

LOCATIONS IN OR NEAR THE PATH INCLUDE...
FORT SMITH...                     VAN BUREN...
POTEAU...                         CLAYTON...
GREENWOOD...                      BARLING...
POCOLA...                         MULDROW...
HEAVENER...                       LAVACA...
SPIRO...                          ARKOMA...
PANAMA...                         TALIHINA...
WISTER...                         HACKETT...
HOWE...                           BONANZA...
KEOTA...                          RED OAK...

THIS INCLUDES INTERSTATE 40 IN OKLAHOMA BETWEEN MILE MARKERS 315 AND
322.
 
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 AM CST FOR
SOUTHEASTERN OKLAHOMA.

LAT...LON 3460 9554 3460 9551 3462 9551 3499 9514
      3539 9489 3542 9409 3507 9435 3451 9496
      3450 9505 3444 9505 3438 9576
TIME...MOT...LOC 0708Z 262DEG 47KT 3534 9486 3501 9507 3445 9564 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 29, 10:42 PM CSTSpecial Weather StatementTSATulsa33 min
Feb 29, 11:15 PM CSTSpecial Weather StatementTSAWagoner45 min
Feb 29, 11:42 PM CSTSpecial Weather StatementTSAMcIntosh, Muskogee48 min
Feb 29, 11:56 PM CSTSpecial Weather StatementTSACherokee49 min
Mar 1, 12:05 AM CSTSpecial Weather StatementTSAMcIntosh, Pittsburg25 min
Mar 1, 12:08 AM CSTSpecial Weather StatementTSAMcIntosh, Muskogee37 min
Mar 1, 12:29 AM CSTSpecial Weather StatementTSAAdair, Sequoyah46 min
Mar 1, 12:31 AM CSTSpecial Weather StatementTSAHaskell, Latimer, Pittsburg44 min
Mar 1, 12:59 AM CSTSpecial Weather StatementTSASequoyah46 min
Mar 1, 1:35 AM CSTSpecial Weather StatementTSALeFlore40 min
Mar 1, 2:00 AM CSTSpecial Weather StatementTSATulsa15 min
Mar 1, 2:07 AM CSTSpecial Weather StatementTSAPawnee38 min
Mar 1, 2:15 AM CSTSevere Thunderstorm WarningTSAChoctaw, Pittsburg, Pushmataha60 min
Mar 1, 2:18 AM CSTSpecial Weather StatementTSATulsa27 min
Mar 1, 2:20 AM CSTSevere Thunderstorm WarningTSARogers, Tulsa, Wagoner24 min
Mar 1, 2:35 AM CSTSpecial Weather StatementTSAHughes40 min
Mar 1, 2:36 AM CSTSpecial Weather StatementTSATulsa39 min
Mar 1, 3:16 AM CSTSpecial Weather StatementTSALatimer44 min
Mar 1, 3:33 AM CSTSpecial Weather StatementTSAOkmulgee42 min
Mar 1, 4:33 AM CSTSpecial Weather StatementTSAMcIntosh42 min
Mar 1, 3:50 PM CSTFire Weather WatchTSACraig, Creek, Mayes, Nowata, Okfuskee, Okmulgee and 6 more12 hr
Mar 1, 12:55 AM CSTSpecial Weather StatementTSABenton50 min
Mar 1, 1:27 AM CSTSpecial Weather StatementTSABenton48 min
Mar 1, 1:34 AM CSTSpecial Weather StatementTSACrawford, Franklin, Madison41 min
Mar 1, 1:46 AM CSTSpecial Weather StatementTSACarroll44 min

Nearby

Special Weather Statements in Oklahoma, 2016Special Weather Statements in Arkansas, 2016Every 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.