Alert archive / Oklahoma / Flash Flood Warnings in 2006

Flash Flood Warning 13, NWS Tulsa, OK

December 29, 2006Choctaw County, Pittsburg County, Pushmataha County, Oklahoma

NWS Tulsa, OK issued this flash flood warning at Dec 29, 2006, 11:00 PM CST for Choctaw County, Pittsburg County, Pushmataha County, Oklahoma. It was in force for 6 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: Dec 29, 2006, 11:00 PM CST (05:00 UTC)
Expired: Dec 30, 2006, 5:00 AM CST
In force: 6 hr
Issued by: NWS Tulsa, OK
Area: Counties, with a storm outline in the text

Counties Choctaw County, OK, Pittsburg County, OK, Pushmataha County, OK

The radar

The Western Arkansas radar (KSRX), 133 km from the middle of the area, began a volume at 05:02 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
Dec 30, 1:00 AM CST	FLASH FLOOD	1 W Mcalester, OK	ROUTE 31 ABOUT 1.5 MILES WEST OF MCALESTER BLOCKED OFF DUE TO HIGH WATER AROUND MIDNIGHT.
Dec 30, 1:00 AM CST	FLASH FLOOD	2 E Soper, OK	ROAD BLOCKED OFF DUE TO WATER OVER THE ROAD.
Dec 30, 1:00 AM CST	FLASH FLOOD	Antlers, OK	GREENWOOD ROAD BLOCKED OFF DUE TO HIGH WATER.

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

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 5.0 hours before the alert went out and 183 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: 16 J/kg
Mixed-layer CIN: -146 J/kg
Mixed-layer LCL: 722 m above ground
0-6 km bulk shear: 63 kt
0-1 km storm-relative helicity: 259 m²/s²
0-3 km storm-relative helicity: 287 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KTSA 300505
FFWTSA
OKC023-121-127-301100-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
1100 PM CST FRI DEC 29 2006

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CHOCTAW COUNTY IN SOUTHEAST OKLAHOMA
  PITTSBURG COUNTY IN SOUTHEAST OKLAHOMA
  PUSHMATAHA COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 500 AM CST

* AT 1054 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR            
  INDICATED AN AREA OF ADDITIONAL HEAVY RAIN MOVING INTO
  THE WARNED AREA. OKLAHOMA MESONET AND RADAR INDICATES 
  2.5 TO 4 INCHES HAS ALREADY OVER PARTS OF CHOCTAW PITTSBURG
  AND PUSHMATAHA COUNTIES. ANOTHER TWO TO THREE INCHES OF RAIN 
  WILL BE POSSIBLE THROUGH 500 AM CST. SMALL STREAMS AND LOW
  SPOTS WILL BE PARTICULARLY VULNERABLE TO FLOODING.

* LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY HEAVY RAIN
  INCLUDE...CLOUDY...KELLOND...MOYERS...KOSOMA...SNOW...NASHOBA...
  DUNBAR...STANLEY...CLAYTON...TUSKAHOMA...KIAMICHI...ALBION...
  KIOWA...BLANCO...HARTSHORNE...SAVANNA...ALDERSON...HAYWOOD...
  KREBS...MCALESTER...BLOCKER...SCIPIO...QUINTON...CROWDER...
  INDIANOLA AND CANADIAN.

WHEN WATER COVERS THE ROAD REMEMBER...TURN AROUND DONT DROWN. 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.

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

LAT...LON 3389 9588 3394 9516 3426 9516 3425 9504
      3452 9504 3452 9493 3469 9493 3470 9552
      3505 9550 3504 9536 3516 9536 3516 9547
      3531 9546 3512 9609 3469 9607 3470 9589
      3461 9589 3461 9566 3451 9566 3451 9579
      3418 9577 3417 9596

$$

2 follow-up statements

000 
WGUS74 KTSA 301028
FFSTSA

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
428 AM CST SAT DEC 30 2006

OKC023-121-127-301100-
PITTSBURG OK-CHOCTAW OK-PUSHMATAHA OK-
428 AM CST SAT DEC 30 2006

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 500 AM CST FOR
PUSHMATAHA...CHOCTAW AND PITTSBURG COUNTIES...

AT 421 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THAT AN AREA OF HEAVY RAIN THAT PRODUCED BETWEEN 2.5 AND 4.5 INCHES 
OF RAIN HAD MOVED OUT OF THE WARNED AREA. HOWEVER...LIGHT RAIN 
SHOWERS WERE DEVELOPING INTO PUSHMATAHA...CHOCTAW...AND PITTSBURG 
COUNTIES. LOCALIZED FLOODING AND ROAD CLOSURES WERE REPORTED EARLIER 
THIS MORNING ACROSS THE WARNED AREA AND SINCE THE HEAVY RAIN HAS 
MOVED EAST OF THE AREA...FLOOD WATERS WILL CONTINUE TO GRADUALLY 
RECEDE DESPITE THE ADDITIONAL LIGHT RAINFALL AMOUNTS FROM THE 
ONGOING ACTIVITY. PERSONS TRAVELING ACROSS THE WARNED AREA THIS 
MORNING SHOULD BE ALERT TO POSSIBLE FLOODING...ESPECIALLY IN LOW 
LYING AREAS NEAR CREEKS OR STREAMS.

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. TURN 
AROUND DONT DROWN. 

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLASH FLOODS. IT IS VERY DIFFICULT AT NIGHT TO TELL HOW
MUCH WATER IS ON THE ROADS. IT ONLY TAKES TWO FEET OF RUSHING WATER 
TO CARRY AWAY MOST VEHICLES...INCLUDING SPORT UTILITY VEHICLES AND 
PICKUPS. MOTORISTS SHOULD NOT DRIVE THROUGH WATER OF UNKNOWN DEPTH. 
TAKE A DIFFERENT ROUTE TO REACH YOUR DESTINATION OR WAIT UNTIL THE 
WATER RECEDES.

LAT...LON 3389 9588 3394 9516 3426 9516 3425 9504
      3452 9504 3452 9493 3469 9493 3470 9552
      3505 9550 3504 9536 3516 9536 3516 9547
      3531 9546 3512 9609 3469 9607 3470 9589
      3461 9589 3461 9566 3451 9566 3451 9579
      3418 9577 3417 9596

$$

000 
WGUS74 KTSA 301107
FFSTSA

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
507 AM CST SAT DEC 30 2006

OKC023-121-127-301112-
PITTSBURG OK-CHOCTAW OK-PUSHMATAHA OK-
507 AM CST SAT DEC 30 2006

...THE FLASH FLOOD WARNING FOR PUSHMATAHA...CHOCTAW AND PITTSBURG
COUNTIES EXPIRES AT 500 AM CST...

THE HEAVY RAINFALL HAS ENDED ACROSS THE WARNED AREA...THEREFORE THE 
FLASH FLOOD WARNING WILL BE ALLOWED TO EXPIRE. FLOODING WAS REPORTED 
EARLIER THIS MORNING AND SINCE THE HEAVY RAIN HAS MOVED OUT OF THE 
WARNED AREA...FLOOD WATERS WILL CONTINUE TO RECEDE. PERSONS 
TRAVELING ACROSS THE WARNED AREA THIS MORNING SHOULD BE ALERT TO 
POSSIBLE FLOODING...ESPECIALLY IN LOW LYING AREAS NEAR CREEKS AND 
STREAMS. 

LAT...LON 3389 9588 3394 9516 3426 9516 3425 9504
      3452 9504 3452 9493 3469 9493 3470 9552
      3505 9550 3504 9536 3516 9536 3516 9547
      3531 9546 3512 9609 3469 9607 3470 9589
      3461 9589 3461 9566 3451 9566 3451 9579
      3418 9577 3417 9596

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 29, 9:51 PM CST	Flash Flood Watch	TSA	Choctaw, Haskell, Latimer, Pittsburg, Pushmataha	6 hr
Dec 30, 12:28 AM CST	Flash Flood Warning	TSA	Latimer	6 hr

Nearby

Flash Flood Warnings in Oklahoma, 2006 Every flash flood warning in 2006

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.