Alert archive / Arkansas / Flash Flood Warnings in 2012

Flash Flood Warning 13, NWS Tulsa, OK

March 20, 20125 counties in Oklahoma; 6 counties in Arkansas

NWS Tulsa, OK issued this flash flood warning at Mar 20, 2012, 2:05 AM CDT for 5 counties in Oklahoma; 6 counties in Arkansas. It was in force for 12 hr. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Mar 20, 2012, 2:05 AM CDT (07:05 UTC)
Expired: Mar 20, 2012, 2:00 PM CDT
In force: 12 hr
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Flood severity: None

Counties Benton County, AR, Carroll County, AR, Crawford County, AR, Franklin County, AR, Madison County, AR, Washington County, AR, Adair County, OK, Cherokee County, OK, Delaware County, OK, Muskogee County, OK, Sequoyah County, OK

The radar

The Western Arkansas radar (KSRX), 85 km from the middle of the area, began a volume at 07:05 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.

What was reported inside it

Time	Report	Where	Remark
Mar 20, 3:00 AM CDT	FLASH FLOOD	Fayetteville, AR	DYE CREEK NEAR COUNTY ROAD 240 AND HIGHWAY 71...BRIDGES CLOSED AROUND 3 AM...CONTINUING THROUGH 9 AM.
Mar 20, 9:05 AM CDT	FLASH FLOOD	5 Ssw Mountainburg, AR	HIGHWAY 282 CLOSED SOUTH OF MOUNTAINBURG AT FROG CREEK/BAYOU
Mar 20, 9:14 AM CDT	FLASH FLOOD	Alma, AR	LANCASTER BRIDGE CLOSED AT HIGHWAY 282 NEAR ALMA

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 7.1 hours before the alert went out and 102 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: 173 J/kg
Mixed-layer CIN: -17 J/kg
Mixed-layer LCL: 1207 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 221 m²/s²
0-3 km storm-relative helicity: 369 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 3.0

Open this sounding in Storm Lab

The text

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

433 
WGUS54 KTSA 200705
FFWTSA
ARC007-015-033-047-087-143-OKC001-021-041-101-135-201900-
/O.NEW.KTSA.FF.W.0013.120320T0705Z-120320T1900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
205 AM CDT TUE MAR 20 2012

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  ADAIR COUNTY IN NORTHEAST OKLAHOMA...
  BENTON COUNTY IN NORTHWEST ARKANSAS...
  CARROLL COUNTY IN NORTHWEST ARKANSAS...
  CRAWFORD COUNTY IN NORTHWEST ARKANSAS...
  EAST CENTRAL MUSKOGEE COUNTY IN EAST CENTRAL OKLAHOMA...
  EASTERN CHEROKEE COUNTY IN EAST CENTRAL OKLAHOMA...
  MADISON COUNTY IN NORTHWEST ARKANSAS...
  NORTHERN FRANKLIN COUNTY IN WEST CENTRAL ARKANSAS...
  NORTHERN SEQUOYAH COUNTY IN EAST CENTRAL OKLAHOMA...
  SOUTHERN DELAWARE COUNTY IN NORTHEAST OKLAHOMA...
  WASHINGTON COUNTY IN NORTHWEST ARKANSAS...

* UNTIL 200 PM CDT TUESDAY

* AT 202 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  THUNDERSTORMS WITH VERY HEAVY RAIN OVER THE WARNED AREA. 2 TO 5    
  INCHES OF RAINFALL HAVE ALREADY OCCURRED WITH AN ADDITIONAL 3 TO 4  
  POSSIBLE.  

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT COULD EXPERIENCE FLOODING INCLUDE...
  BENTONVILLE...BERRYVILLE...CEDARVILLE...EUREKA SPRINGS...
  FAYETTEVILLE...HUNTSVILLE...MOUNTAINBURG...NATURAL DAM...OZARK...
  ROGERS...SALLISAW...SILOAM SPRINGS...SPRINGDALE...STILWELL...
  TAHLEQUAH...ADAIR STATE PARK...ALMA...AURORA...BARON...BEAVER...
  BELLA VISTA...BLACKBURN...BOSTON...BRENTWOOD...BRUSHY...BRUSHY LAKE
  STATE PARK...BUNCH...CARROLLTON...CASS AND CAVE SPRINGS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD TO
UNKNOWN DEPTHS. IT ONLY TAKES TWO FEET OF RUSHING WATER TO CARRY AWAY
MOST SPORT UTILITY VEHICLES AND PICKUPS. TAKE A DIFFERENT ROUTE TO
REACH YOUR DESTINATION OR WAIT UNTIL THE WATER RECEDES. REMEMBER...
MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES.

&&

LAT...LON 3612 9347 3597 9345 3587 9352 3577 9351
      3576 9369 3548 9370 3544 9528 3594 9500
      3619 9500 3621 9480 3651 9459 3649 9329
      3612 9329

$$

2 follow-up statements

125 
WGUS74 KTSA 200929
FFSTSA

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
429 AM CDT TUE MAR 20 2012

ARC007-015-033-047-087-143-OKC001-021-041-101-135-201900-
/O.CON.KTSA.FF.W.0013.000000T0000Z-120320T1900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BENTON AR-CARROLL AR-CRAWFORD AR-FRANKLIN AR-MADISON AR-WASHINGTON AR-
CHEROKEE OK-DELAWARE OK-MUSKOGEE OK-SEQUOYAH OK-ADAIR OK-
429 AM CDT TUE MAR 20 2012

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR WASHINGTON...MADISON...
CRAWFORD...CARROLL AND BENTON COUNTIES IN NORTHWEST ARKANSAS...AND
NORTHERN FRANKLIN COUNTY IN WEST CENTRAL ARKANSAS...AND NORTHERN
SEQUOYAH...EAST CENTRAL MUSKOGEE AND EASTERN CHEROKEE COUNTIES IN
EAST CENTRAL OKLAHOMA...AND ADAIR AND SOUTHERN DELAWARE COUNTIES IN
NORTHEAST OKLAHOMA UNTIL 200 PM CDT TUESDAY...

AT 429 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH HEAVY RAIN OVER THE WARNED AREA. 1 TO 2 INCHES OF 
RAINFALL HAS ALREADY OCCURRED WITH AN ADDITIONAL 2 TO 3 INCHES 
POSSIBLE. 

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
BENTONVILLE...BERRYVILLE...CEDARVILLE...EUREKA SPRINGS...
FAYETTEVILLE...HUNTSVILLE...MOUNTAINBURG...NATURAL DAM...OZARK...
ROGERS...SALLISAW...SILOAM SPRINGS...SPRINGDALE...STILWELL...
TAHLEQUAH...ADAIR STATE PARK...ALMA...AURORA...BARON...BEAVER...BELLA
VISTA...BLACKBURN...BOSTON...BRENTWOOD...BRUSHY...BRUSHY LAKE STATE
PARK...BUNCH...CARROLLTON...CASS AND CAVE SPRINGS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD TO
UNKNOWN DEPTHS. IT ONLY TAKES TWO FEET OF RUSHING WATER TO CARRY AWAY
MOST SPORT UTILITY VEHICLES AND PICKUPS. TAKE A DIFFERENT ROUTE TO
REACH YOUR DESTINATION OR WAIT UNTIL THE WATER RECEDES. REMEMBER...
MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES.

&&

LAT...LON 3612 9347 3597 9345 3587 9352 3577 9351
      3576 9369 3548 9370 3544 9528 3594 9500
      3619 9500 3621 9480 3651 9459 3649 9329
      3612 9329

$$

953 
WGUS74 KTSA 201429
FFSTSA

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
929 AM CDT TUE MAR 20 2012

ARC007-015-033-047-087-143-OKC001-021-041-101-135-201900-
/O.CON.KTSA.FF.W.0013.000000T0000Z-120320T1900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BENTON AR-CARROLL AR-CRAWFORD AR-FRANKLIN AR-MADISON AR-WASHINGTON AR-
CHEROKEE OK-DELAWARE OK-MUSKOGEE OK-SEQUOYAH OK-ADAIR OK-
929 AM CDT TUE MAR 20 2012

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR WASHINGTON...MADISON...
CRAWFORD...CARROLL AND BENTON COUNTIES IN NORTHWEST ARKANSAS...AND
NORTHERN FRANKLIN COUNTY IN WEST CENTRAL ARKANSAS...AND NORTHERN
SEQUOYAH...EAST CENTRAL MUSKOGEE AND EASTERN CHEROKEE COUNTIES IN
EAST CENTRAL OKLAHOMA...AND ADAIR AND SOUTHERN DELAWARE COUNTIES IN
NORTHEAST OKLAHOMA UNTIL 200 PM CDT...

AT 927 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
SHOWERS AND A FEW THUNDERSTORMS WITH VERY HEAVY RAIN OVER THE WARNED 
AREA. 2 TO 4 INCHES OF RAINFALL HAS ALREADY OCCURRED WITH AN 
ADDITIONAL 1 TO 2 POSSIBLE. ROAD CLOSURES ALONG HIGHWAY 282 HAVE 
BEEN REPORTED SOUTH OF MOUNTAINBURG AND NEAR ALMA IN CRAWFORD 
COUNTY. 

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
BENTONVILLE...BERRYVILLE...CEDARVILLE...EUREKA SPRINGS...
FAYETTEVILLE...HUNTSVILLE...MOUNTAINBURG...NATURAL DAM...OZARK...
ROGERS...SALLISAW...SILOAM SPRINGS...SPRINGDALE...STILWELL...
TAHLEQUAH...ADAIR STATE PARK...ALMA...AURORA...BARON...BEAVER...BELLA
VISTA...BLACKBURN...BOSTON...BRENTWOOD...BRUSHY...BRUSHY LAKE STATE
PARK...BUNCH...CARROLLTON...CASS AND CAVE SPRINGS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD TO
UNKNOWN DEPTHS. IT ONLY TAKES TWO FEET OF RUSHING WATER TO CARRY AWAY
MOST SPORT UTILITY VEHICLES AND PICKUPS. TAKE A DIFFERENT ROUTE TO
REACH YOUR DESTINATION OR WAIT UNTIL THE WATER RECEDES. REMEMBER...
MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES.

FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE
YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME
KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR
CREEKS.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN TULSA.

&&

LAT...LON 3612 9347 3597 9345 3587 9352 3577 9351
      3576 9369 3548 9370 3544 9528 3594 9500
      3619 9500 3621 9480 3651 9459 3649 9329
      3612 9329

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 19, 7:10 PM CDT	Flash Flood Warning	TSA	Haskell, Latimer, Pittsburg	6 hr
Mar 19, 7:16 PM CDT	Tornado Warning	TSA	Haskell, Muskogee	29 min
Mar 19, 7:37 PM CDT	Special Weather Statement	TSA	McIntosh, Muskogee, Okmulgee, Pittsburg	23 min
Mar 19, 7:48 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Haskell, Muskogee, Sequoyah	42 min
Mar 19, 7:56 PM CDT	Tornado Warning	TSA	Cherokee, Haskell, Muskogee, Sequoyah	34 min
Mar 19, 8:03 PM CDT	Severe Thunderstorm Warning	TSA	Choctaw, Pittsburg, Pushmataha	43 min
Mar 19, 8:21 PM CDT	River Flood Warning	TSA	Choctaw	25 hr
Mar 19, 8:23 PM CDT	River Flood Warning	TSA	Pushmataha	56 hr
Mar 19, 8:29 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, Latimer, Muskogee, Pittsburg, Pushmataha	61 min
Mar 19, 8:32 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Sequoyah	28 min
Mar 19, 8:34 PM CDT	Flash Flood Warning	TSA	Adair, Cherokee, Haskell, Muskogee, Sequoyah	6 hr
Mar 19, 8:51 PM CDT	Tornado Warning	TSA	Adair, Cherokee, Sequoyah	39 min
Mar 19, 9:04 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Delaware, Haskell, Latimer, LeFlore and 2 more	41 min
Mar 19, 9:24 PM CDT	Special Weather Statement	TSA	Delaware	36 min
Mar 19, 9:33 PM CDT	Flash Flood Warning	TSA	Choctaw, Latimer, LeFlore, Pushmataha	6 hr
Mar 19, 9:41 PM CDT	Flash Flood Warning	TSA	Adair, Cherokee, Delaware, Haskell, LeFlore, Sequoyah	6 hr
Mar 19, 9:44 PM CDT	Severe Thunderstorm Warning	TSA	Adair, LeFlore, Sequoyah	61 min
Mar 19, 10:54 PM CDT	Flash Flood Warning	TSA	Cherokee, Craig, Delaware, McIntosh, Mayes, Muskogee and 2 more	12 hr
Mar 20, 12:49 AM CDT	Areal Flood Warning	TSA	Creek, Okfuskee, Okmulgee, Tulsa, Wagoner	10 hr
Mar 20, 12:59 AM CDT	Flash Flood Warning	TSA	Haskell, Latimer, Pittsburg	10 hr
Mar 20, 2:09 AM CDT	Flash Flood Warning	TSA	Choctaw, Haskell, Latimer, LeFlore, Muskogee, Pittsburg and 2 more	12 hr
Mar 20, 2:37 AM CDT	River Flood Warning	TSA	Cherokee	24 hr
Mar 20, 2:37 AM CDT	River Flood Warning	TSA	Cherokee	12 hr
Mar 20, 2:37 AM CDT	River Flood Warning	TSA	Rogers, Tulsa	42 hr
Mar 20, 2:37 AM CDT	River Flood Warning	TSA	Osage, Tulsa	24 hr
Mar 20, 2:37 AM CDT	River Flood Warning	TSA	Tulsa	30 hr
Mar 20, 2:37 AM CDT	River Flood Warning	TSA	Adair	24 hr
Mar 20, 3:06 AM CDT	River Flood Warning	TSA	Nowata	18 hr
Mar 20, 3:48 AM CDT	River Flood Warning	TSA	Ottawa	5 days
Mar 20, 3:48 AM CDT	River Flood Warning	TSA	LeFlore	24 hr
Mar 20, 3:48 AM CDT	River Flood Warning	TSA	LeFlore	3 days
Mar 20, 4:50 AM CDT	River Flood Warning	TSA	Muskogee	22 hr
Mar 20, 6:16 AM CDT	Flash Flood Warning	TSA	Craig, Nowata, Rogers, Tulsa, Washington	8 hr
Mar 20, 8:38 AM CDT	River Flood Advisory	TSA	Cherokee, Delaware	22 hr
Mar 20, 8:51 AM CDT	River Flood Warning	TSA	Ottawa	18 hr
Mar 20, 10:54 AM CDT	Flash Flood Warning	TSA	Cherokee, Craig, Delaware, McIntosh, Mayes, Muskogee and 2 more	3 hr
Mar 20, 10:57 AM CDT	Flash Flood Warning	TSA	Haskell, Latimer, Pittsburg	3 hr
Mar 20, 11:02 AM CDT	Areal Flood Warning	TSA	Creek, Okfuskee, Okmulgee, Tulsa, Wagoner	3 hr
Mar 20, 11:13 AM CDT	River Flood Warning	TSA	Sequoyah	16 hr
Mar 20, 1:51 PM CDT	Flash Flood Warning	TSA	Choctaw, Haskell, Latimer, LeFlore, Muskogee, Pittsburg and 2 more	8 hr
Mar 20, 1:55 PM CDT	Flash Flood Warning	TSA	Adair, Cherokee, Delaware, Muskogee, Sequoyah	8 hr
Mar 20, 1:59 PM CDT	Flash Flood Warning	TSA	Cherokee, Craig, Delaware, McIntosh, Mayes, Muskogee and 2 more	8 hr
Mar 20, 2:04 PM CDT	Areal Flood Warning	TSA	Craig, Creek, Muskogee, Nowata, Okmulgee, Osage and 4 more	32 hr
Mar 19, 9:57 PM CDT	Tornado Warning	TSA	Crawford, Washington	33 min
Mar 19, 10:41 PM CDT	Severe Thunderstorm Warning	TSA	Benton, Carroll, Crawford, Franklin, Madison, Sebastian and 1 more	64 min
Mar 19, 10:47 PM CDT	Areal Flood Advisory	TSA	Benton, Carroll, Crawford, Franklin, Madison, Sebastian and 1 more	118 min
Mar 20, 10:47 AM CDT	River Flood Warning	TSA	Crawford, Sebastian	50 hr

Nearby

Flash Flood Warnings in Arkansas, 2012 Flash Flood Warnings in Oklahoma, 2012 Every flash flood warning in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.