Alert archive / Arkansas / Severe Thunderstorm Warnings in 2009

Severe Thunderstorm Warning 273, NWS Tulsa, OK

June 10, 2009Carroll County, Madison County, Arkansas

NWS Tulsa, OK issued this severe thunderstorm warning at Jun 10, 2009, 1:33 AM CDT for Carroll County, Madison 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 counties it named.

The facts

Issued: Jun 10, 2009, 1:33 AM CDT (06:33 UTC)
Expired: Jun 10, 2009, 2:10 AM CDT
In force: 37 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon

Counties Carroll County, AR, Madison County, AR

The radar

The Western Arkansas radar (KSRX), 119 km from the middle of the area, began a volume at 06:34 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
Jun 9, 9:46 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 6.6 hours before the alert went out and 82 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: 1799 J/kg
Mixed-layer CIN: -64 J/kg
Mixed-layer LCL: 818 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 230 m²/s²
0-3 km storm-relative helicity: 321 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 16.4

Open this sounding in Storm Lab

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 Jun 9, 11:48 PM CDT, 1 hour 45 minutes earlier.

Area forecast discussion, Jun 9, 11:48 PM CDT, 1 hour 45 minutes before

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Hazardous weather outlook, Jun 9, 10:01 PM CDT, 3 hours 32 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
1001 PM CDT TUE JUN 9 2009

ARZ001-002-010-011-019-020-029-OKZ049-053>076-101515-
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-
1001 PM CDT TUE JUN 9 2009

...SEVERE THUNDERSTORMS CONTINUE ACROSS PARTS OF FAR NORTHEAST OKLAHOMA
   THIS EVENING...

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

.DAY ONE...REST OF TONIGHT.
TORNADO.
RISK...LIMITED.
AREA...FAR NORTHEAST OKLAHOMA AND FAR NORTHWEST ARKANSAS.
ONSET...ONGOING.

SEVERE THUNDERSTORM.
RISK...SIGNIFICANT.
AREA...FAR NORTHEAST OKLAHOMA AND FAR NORTHWEST ARKANSAS.
ONSET...ONGOING .

AREA AT GREATEST RISK...FAR NORTHEAST OKLAHOMA.

DISCUSSION...
STRONG TO SEVERE THUNDERSTORMS REMAIN ONGOING ACROSS NORTHEAST OKLAHOMA.
THE THUNDERSTORMS HAVE BEGUN TO MOVE MORE SOUTHEASTERLY IN RESPONSE TO A
STRENGTHENING LOW LEVEL JET. WHILE MUCH OF THE SEVERE WEATHER
THREAT HAS SHIFTED LARGE HAIL AND DAMAGING WIND... A SMALL TORNADO
THREAT WILL REMAIN AS LOCALIZED BOUNDARY FROM PREVIOUS
THUNDERSTORM ACTIVITY MAY BE SUFFICIENT TO PRODUCE A BRIEF SPIN
UP. MOST OF THE SEVERE WEATHER WILL BE EAST AND SOUTHEAST OF THE
AREA AFTER 1 AM.

SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...
SPOTTER ACTIVATION WILL BE REQUIRED.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.
WEDNESDAY...SEVERE THUNDERSTORM POTENTIAL.
THURSDAY THROUGH MONDAY...THUNDERSTORM POTENTIAL.

EXTENDED DISCUSSION...
THE POTENTIAL FOR STRONG TO SEVERE THUNDERSTORMS WILL CONTINUE BOTH
WEDNESDAY AND THURSDAY AS THE COLD FRONT MOVES BACK INTO NORTHEAST
OKLAHOMA WEDNESDAY AFTERNOON. THE ATMOSPHERE WILL AGAIN BECOME
UNSTABLE ALONG AND SOUTH OF THE BOUNDARY WITH THE POTENTIAL FOR
SCATTERED STRONG TO SEVERE THUNDERSTORMS ACROSS MUCH OF EASTERN
OKLAHOMA AND NORTHWEST ARKANSAS LATE WEDNESDAY AFTERNOON INTO THE
OVERNIGHT HOURS.

DEPENDING ON THE EVOLUTION OF WEDNESDAY NIGHTS THUNDERSTORM COMPLEX
ANOTHER ROUND OF SEVERE STORMS COULD BE POSSIBLE THURSDAY AFTERNOON
INTO THURSDAY NIGHT. A CHANCE FOR SHOWERS AND THUNDERSTORMS WILL
CONTINUE INTO EARLY NEXT WEEK AS RICH GULF MOISTURE REMAINS OVER
THE REGION.

EMERGENCY MANAGEMENT PLANNING STATEMENT...
EMERGENCY MANAGEMENT OFFICIALS SHOULD BE PREPARED FOR A PERIOD
OF UNSETTLED WEATHER THAT INCLUDES SEVERAL ROUNDS OF POTENTIALLY
SEVERE THUNDERSTORMS.

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

In the hours before

Local storm report, Jun 9, 10:55 PM CDT, 2 hours 38 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1055 PM CDT TUE JUN 09 2009

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

1055 PM     HAIL             2 W EUREKA SPRINGS      36.40N 93.77W
06/09/2009  E1.00 INCH       CARROLL            AR   PUBLIC

&&

SFP

Local storm report, Jun 9, 10:56 PM CDT, 2 hours 37 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1056 PM CDT TUE JUN 09 2009

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

1055 PM     TSTM WND GST     2 W EUREKA SPRINGS      36.40N 93.77W
06/09/2009  E60 MPH          CARROLL            AR   PUBLIC

&&

SFP

Local storm report, Jun 9, 10:57 PM CDT, 2 hours 36 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1057 PM CDT TUE JUN 09 2009

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

1056 PM     HAIL             EUREKA SPR TUE JUN 9 2009

.NOW...
SCATTERED LIGHT SHOWERS CONTINUE TO MOVE NORTHEAST AT 20 MPH
ACROSS THE NORTHERN AND EASTERN BIG COUNTRY THIS EVENING. THESE
SHOWERS ARE CAPABLE OF PRODUCING BRIEF PERIODS OF LIGHT RAINFALL
AND GUSTY WINDS UP TO 35 MPH. RAINFALL AMOUNTS WILL BE LESS THAN
ONE TENTH OF AN INCH.

28

Special weather statement, Jun 9, 11:45 PM CDT, 1 hour 48 minutes before

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Special weather statement, Jun 10, 12:22 AM CDT, 1 hour 11 minutes before

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Special weather statement, Jun 10, 1:26 AM CDT, 7 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 9, 7:19 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Pawnee	48 min
Jun 9, 8:18 PM CDT	Special Weather Statement	TSA	Osage	27 min
Jun 9, 8:21 PM CDT	Severe Thunderstorm Warning	TSA	Osage	54 min
Jun 9, 8:54 PM CDT	Severe Thunderstorm Warning	TSA	Ottawa	66 min
Jun 9, 9:05 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Delaware, Nowata, Ottawa	40 min
Jun 9, 9:09 PM CDT	Special Weather Statement	TSA	Washington	36 min
Jun 9, 9:25 PM CDT	Areal Flood Advisory	TSA	Craig, Ottawa	65 min
Jun 9, 9:45 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Delaware, Ottawa	60 min
Jun 9, 10:50 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Delaware, Mayes	55 min
Jun 10, 3:38 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Pawnee	37 min
Jun 10, 3:54 PM CDT	Severe Thunderstorm Warning	TSA	Osage	44 min
Jun 10, 4:06 PM CDT	Special Weather Statement	TSA	Okfuskee	54 min
Jun 10, 4:14 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Okfuskee, Okmulgee	38 min
Jun 10, 4:17 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Nowata, Rogers, Washington	47 min
Jun 10, 5:04 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Pittsburg	71 min
Jun 10, 5:21 PM CDT	Special Weather Statement	TSA	Ottawa	24 min
Jun 10, 5:23 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Muskogee, Okmulgee, Pittsburg	67 min
Jun 10, 5:49 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Haskell, Latimer, LeFlore, McIntosh, Muskogee and 3 more	56 min
Jun 10, 6:32 PM CDT	Tornado Warning	TSA	Haskell, Sequoyah	28 min
Jun 10, 6:39 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Haskell, Latimer, LeFlore, Muskogee and 2 more	66 min
Jun 10, 6:47 PM CDT	Tornado Warning	TSA	Adair, Sequoyah	28 min
Jun 9, 10:15 PM CDT	Severe Thunderstorm Warning	TSA	Benton, Carroll, Madison	60 min
Jun 9, 11:01 PM CDT	Severe Thunderstorm Warning	TSA	Carroll, Madison	59 min
Jun 9, 11:24 PM CDT	Flash Flood Warning	TSA	Benton, Carroll, Madison, Washington	4 hr
Jun 9, 11:37 PM CDT	Severe Thunderstorm Warning	TSA	Benton, Washington	36 min
Jun 9, 11:45 PM CDT	Special Weather Statement	TSA	Madison	30 min
Jun 9, 11:52 PM CDT	Severe Thunderstorm Warning	TSA	Madison	26 min
Jun 10, 12:22 AM CDT	Special Weather Statement	TSA	Madison, Washington	23 min
Jun 10, 1:26 AM CDT	Special Weather Statement	TSA	Madison	34 min
Jun 10, 6:31 PM CDT	Special Weather Statement	TSA	Crawford, Sebastian	29 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2009 Every severe thunderstorm warning in 2009

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.