Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 7, NWS Tulsa, OK

January 12, 2005Washington County, Arkansas; Haskell County, LeFlore County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Jan 12, 2005, 6:03 PM CST for Washington County, Arkansas; Haskell County, LeFlore County, Oklahoma. It was in force for 41 days. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jan 12, 2005, 6:03 PM CST (00:03 UTC)
Expired
Feb 23, 2005, 2:45 AM CST
In force
41 days
Issued by
NWS Tulsa, OK
Area
Counties, with a storm outline in the text

Counties Washington County, AR, Haskell County, OK, LeFlore County, OK

The radar

The Western Arkansas radar (KSRX), 49 km from the middle of the area, began a volume at 00:06 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.

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jan 12, 3:35 PM CSTSevere Thunderstorm WatchSPC6 hr
Jan 12, 3:05 PM CSTSevere Thunderstorm WatchSPC7 hr
Jan 12, 5:25 PM CSTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 0.1 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, Springfield, MO at 00:00Z on 2005-01-13Temperature 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, Springfield, MO at 00:00Z on 2005-01-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -16 square meters per square second.1939587897117Sfc1 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
572 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
-16 m²/s²
0-3 km storm-relative helicity
49 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.

000 
WUUS54 KTSA 130003
SVRTSA
ARC143-130045-
/X.NEW.KTSA.SV.W.0007.050113T0003Z-050113T0045Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
603 PM CST WED JAN 12 2005

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WASHINGTON COUNTY IN NORTHWEST ARKANSAS

* UNTIL 645 PM CST

* AT 602 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL AND WINDS
  TO 60 MPH.  THIS STORM WAS LOCATED 6 MILES SOUTHWEST OF
  STRICKLER...MOVING NORTHEAST AT 55 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...STRICKLER...
  LINCOLN...PRAIRIE GROVE...WEST FORK...FARMINGTON...GREENLAND...
  FAYETTEVILLE...ELKINS...TONTITOWN AND SPRINGDALE.

STAY INDOORS AND AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

LAT...LON 3585 9452 3575 9440 3599 9395 3623 9389
      3620 9423

$$
3 follow-up statements
000 
WUUS54 KTSA 230752
SVRTSA
OKC061-079-230845-
/O.NEW.KTSA.SV.W.0007.050223T0753Z-050223T0845Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
153 AM CST WED FEB 23 2005

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  HASKELL COUNTY IN SOUTHEAST OKLAHOMA
  LE FLORE COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 245 AM CST

* AT 147 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
  STORM WAS LOCATED 3 MILES SOUTH OF MC CURTAIN...MOVING NORTHEAST AT
  30 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...KEOTA...
  BOKOSHE AND SPIRO.

STAY INDOORS AND AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

LAT...LON 3511 9509 3501 9491 3534 9442 3540 9496

$$
000 
WWUS54 KTSA 230808
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
208 AM CST WED FEB 23 2005

OKC061-079-230845-
/O.CON.KTSA.SV.W.0007.000000T0000Z-050223T0845Z/
HASKELL OK-LE FLORE OK-
208 AM CST WED FEB 23 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 245 AM CST FOR LE
FLORE AND HASKELL COUNTIES...

AT 205 AM CST...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
STORM WAS LOCATED 3 MILES NORTH OF MILTON...MOVING NORTHEAST AT 30
MPH.

SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...MILTON...
KEOTA...BOKOSHE...COWLINGTON...SPIRO AND SCULLYVILLE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 AM CST
WEDNESDAY MORNING FOR EASTERN OKLAHOMA.

LAT...LON 3511 9509 3501 9491 3534 9442 3540 9496

$$
000 
WWUS54 KTSA 230843
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
244 AM CST WED FEB 23 2005

OKC061-079-230854-
/O.EXP.KTSA.SV.W.0007.000000T0000Z-050223T0845Z/
HASKELL OK-LE FLORE OK-
244 AM CST WED FEB 23 2005

...THE SEVERE THUNDERSTORM WARNING FOR LE FLORE AND HASKELL COUNTIES
EXPIRES AT 245 AM CST...

THE THUNDERSTORM HAS MOVED OUT OF THE WARNED AREA...THEREFORE THE
SEVERE THUNDERSTORM WARNING WILL BE ALLOWED TO EXPIRE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 AM CST
WEDNESDAY MORNING FOR EASTERN OKLAHOMA.

LAT...LON 3511 9509 3501 9491 3534 9442 3540 9496

$$

What forecasters said that day

The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Jan 12, 5:22 PM CST, 41 minutes earlier.

Area forecast discussion, Jan 12, 5:22 PM CST, 41 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OKLAHOMA
522 PM CST WED JAN 12 2005

...MESOSCALE UPDATE...

BACKED DEEP-LAYER SHEAR IS PROMOTING CELL-TO-CELL INTERACTIONS AND
RESULTING IN DECREASED POTENTIAL FOR DESCRETE SUPERCELLS.  AS THE
STONGER FORCING APPROACHES FROM THE WEST A COMPLETE EVOLUTION TO A
SCQUALL LINE WILL OCCUR.  WITH LIMITED INSTABILITY...THE SEVERE
THREAT IS QUICKLY EVOLVING TOWARD SPORADIC DAMAGING WIND REPORTS.
HOWEVER...0 TO 1 KM SHEAR REMAINS VERY HIGH IN WESTERN ARKANSAS AND
THE EASTERN TIER OF OKLAHOMA COUNTIES...SO AN ISOLATED TORNADO FROM
A BOWING LINE SEGMENT / EMBEDDED SUPERCELL REMAINS POSSIBLE.

WHILE LINE SEGMENTS ARE MOVING QUICKLY...THE OVERALL EASTWARD
PROGRESS OF THE LINE WILL BE LESS...SO THAT A FLASH FLOOD WATCH MAY
BE NEEDED SOON FOR AREAS NEAR AND AHEAD OF THE LINE.

FORECAST ID= 08

.TSA WATCHES/WARNINGS/ADVISORIES...
AR...NONE.
OK...NONE.
Hazardous weather outlook, Jan 12, 1:00 PM CST, 5 hours 3 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
100 PM CST WED JAN 12 2005

ARZ001-002-010-011-019-020-029-OKZ049-053>076-131100-
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-
100 PM CST WED JAN 12 2005

...SEVERE THUNDERSTORMS LIKELY THIS AFTERNOON AND EVENING...

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

.DAY ONE...TODAY AND TONIGHT
TORNADO.
	RISK...LIMITED.
        AREA...FAR SOUTHEAST OKLAHOMA...WEST CENTRAL ARKANSAS.
        ONSET...AFTER 3PM.

SEVERE THUNDERSTORM.
	RISK...ELEVATED.
        AREA...EASTERN OKLAHOMA...NORTHWEST ARKANSAS.
        ONSET...AFTER 3PM.

FLASH FLOOD.
	RISK...LIMITED.
        AREA...FAR SOUTHEAST OKLAHOMA...NORTHWEST ARKANSAS.
        ONSET...AFTER 3PM.

HEAVY RAIN.
	RISK...ELEVATED.
        AREA...FAR SOUTHEAST OKLAHOMA...NORTHWEST ARKANSAS.
        ONSET...AFTER 3PM.

DISCUSSION...
EARLY THIS AFTERNOON SURFACE LOW PRESSURE WAS DEEPENING FROM
SOUTHEAST COLORADO INTO NORTHWEST OKLAHOMA.  A WARM FRONT EXTENDED
EAST FROM THE LOW INTO SOUTHEAST KANSAS...WHILE A DRYLINE EXTENDED
SOUTHWARD THROUGH WESTERN OKLAHOMA.  MEANWHILE...A STRONG UPPER
LEVEL SYSTEM WAS APPROACHING FROM THE WEST.

ELEVATED SHOWERS AND THUNDERSTORMS WERE ONGOING EARLY THIS AFTERNOON
MOVING ACROSS THE AREA TO THE NORTHEAST.  THIS ACTIVITY HAS REMAINED
BELOW SEVERE LIMITS...HOWEVER ADDITIONAL SHOWERS AND THUNDERSTORMS
ARE EXPECTED TO DEVELOP LATER TODAY OFF TO THE WEST.  THIS ACTIVITY
WILL HAVE THE POTENTIAL TO PRODUCE SEVERE WEATHER LATER THIS
AFTERNOON INTO TONIGHT AS THE ATMOSPHERE BECOMES MORE UNSTABLE...AND
WIND FIELDS STRENGTHEN WITH THE APPROACH OF THE UPPER SYSTEM.

STRONG TO SEVERE THUNDERSTORMS ARE LIKELY TO DEVELOP THIS AFTERNOON
AND QUICKLY EVOLVE INTO ONE OR MORE SQUALL LINES THAT WILL MOVE
ACROSS THE AREA THROUGH TONIGHT. ANY TORNADO THREAT WILL MAINLY BE
NEAR THE ONSET OF THE EVENT...AND EVOLVE INTO MORE OF A STRAIGHT
LINE WIND AND HEAVY RAINFALL EVENT AS TIME PASSES.

SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...SPOTTER
ACTIVATION IS LIKELY LATER THIS AFTERNOON INTO TONIGHT ACROSS
PORTIONS OF EASTERN OKLAHOMA AND NORTHWEST ARKANSAS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.
THURSDAY...NO HAZARDS.
FRIDAY...NO HAZARDS.
SATURDAY...NO HAZARDS.
SUNDAY...NO HAZARDS.
MONDAY...NO HAZARDS.
TUESDAY...NO HAZARDS.

EXTENDED DISCUSSION...
LATEST COMPUTER MODELS INDICATE THAT THE ARCTIC AIR THAT HAD BEEN
FORECAST TO MOVE THROUGH THE REGION WILL BE LESS INTENSE AND JUST
GLANCE THE AREA...THEREFORE THE THREAT OF DANGEROUS WIND CHILLS HAS
BEEN REMOVED FROM THE EXTENDED FORECAST.

WWW.SRH.NOAA.GOV/TULSA CONTAINS ADDITIONAL TABULAR AND GRAPHICAL INFORMATION

In the hours before

Local storm report, Jan 12, 4:54 PM CST, 1 hour 9 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
454 PM CST WED JAN 12 2005

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

0448 PM     HAIL             5 NW COOKSON            35.76N 94.98W
01/12/2005  0.88 INCH        CHEROKEE           OK   PUBLIC

&&

SP
Special weather statement, Jan 12, 5:23 PM CST, 40 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
523 PM CST WED JAN 12 2005

OKZ057-130000-
CRAIG OK-
523 PM CST WED JAN 12 2005

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SIGNIFICANT WEATHER ALERT EFFECTIVE UNTIL 600 PM CST
FOR THE FOLLOWING COUNTY:

IN NORTHEAST OKLAHOMA
     CRAIG

AT 523 PM CST...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 2 MILES
WEST OF VINITA...MOVING NORTHEAST AT 40 MPH. SOME LOCATIONS THAT WILL
BE AFFECTED BY THIS STORM INCLUDE...VINITA...WHITE OAK...PYRAMID
CORNERS AND BLUEJACKET.

THIS STORM WILL BE CAPABLE OF PRODUCING SMALL HAIL AND WIND GUSTS TO
50 MPH. RESIDENTS IN THESE AREAS SHOULD REMAIN ALERT IN CASE THE
SIGNIFICANT WEATHER ALERT IS UPGRADED TO A WARNING.
Local storm report, Jan 12, 5:27 PM CST, 36 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
527 PM CST WED JAN 12 2005

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

0521 PM     HAIL             4 SW WATTS              36.07N 94.62W
01/12/2005  0.88 INCH        ADAIR              OK   AMATEUR RADIO

&&

SP
Local storm report, Jan 12, 5:34 PM CST, 29 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
534 PM CST WED JAN 12 2005

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

0531 PM     TSTM WND GST     SALLISAW                35.46N 94.79W
01/12/2005  60 MPH           SEQUOYAH           OK   AMATEUR RADIO

&&

SP
Local storm report, Jan 12, 5:38 PM CST, 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
538 PM CST WED JAN 12 2005

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

0536 PM     TSTM WND GST     3 S SALLISAW            35.42N 94.79W
01/12/2005  70 MPH           SEQUOYAH           OK   AMATEUR RADIO

0537 PM     HAIL             3 S SALLISAW            35.42N 94.79W
01/12/2005  0.75 INCH        SEQUOYAH           OK   AMATEUR RADIO

&&

SP
Special weather statement, Jan 12, 5:57 PM CST, 6 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
557 PM CST WED JAN 12 2005

OKZ049-076-130045-
LE FLORE OK-PUSHMATAHA OK-
557 PM CST WED JAN 12 2005

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SIGNIFICANT WEATHER ALERT EFFECTIVE UNTIL 645 PM CST
FOR THE FOLLOWING COUNTIES:

IN SOUTHEAST OKLAHOMA
     LE FLORE AND PUSHMATAHA

AT 557 PM CST...DOPPLER RADAR INDICATED STRONG THUNDERSTORMS ALONG A
LINE EXTENDING FROM 2 MILES NORTH OF KIAMICHI TO 3 MILES NORTH OF
OLETA...MOVING EAST AT 40 MPH. SOME LOCATIONS THAT WILL BE AFFECTED
BY THESE STORMS INCLUDE...MUSE...WHITESBORO...TALIHINA...HODGEN...
CORINNE...RATTAN...CLOUDY...NASHOBA...HONOBIA...TUSKAHOMA...
KIAMICHI...ALBION AND OLETA.

THESE STORMS WILL BE CAPABLE OF PRODUCING WIND GUSTS TO 50 MPH.
RESIDENTS IN THESE AREAS SHOULD REMAIN ALERT IN CASE THE SIGNIFICANT
WEATHER ALERT IS UPGRADED TO A WARNING.

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 12, 6:41 PM CSTSevere Thunderstorm WarningTSACrawford, Franklin41 days
Jan 12, 6:54 PM CSTSevere Thunderstorm WarningTSACrawford, Sebastian67 days
Jan 12, 7:24 PM CSTFlash Flood WarningTSABenton3 hr
Jan 12, 7:50 PM CSTFlash Flood WarningTSACarroll, Crawford, Franklin, Madison, Sebastian, Washington4 hr
Jan 12, 6:33 PM CSTSevere Thunderstorm WarningTSAChoctaw, Sequoyah41 days
Jan 12, 6:39 PM CSTTornado WarningTSAChoctaw, McIntosh68 days
Jan 12, 6:53 PM CSTTornado WarningTSAMcIntosh, Pushmataha68 days

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2005Severe Thunderstorm Warnings in Arkansas, 2005Every severe thunderstorm warning in 2005

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.