Alert archive / Oklahoma / Flash Flood Warnings in 2012

Flash Flood Warning 34, NWS Tulsa, OK

June 12, 2012Pushmataha County, Oklahoma

NWS Tulsa, OK issued this flash flood warning at Jun 12, 2012, 1:02 AM CDT for Pushmataha County, Oklahoma. It was in force for 5 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 12, 2012, 1:02 AM CDT (06:02 UTC)
Expired
Jun 12, 2012, 6:00 AM CDT
In force
5 hr
Issued by
NWS Tulsa, OK
Area
Storm-based polygon
Flood severity
None

County Pushmataha County, OK

The radar

The Western Arkansas radar (KSRX), 135 km from the middle of the area, began a volume at 06:03 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, 6.0 hours before the alert went out and 206 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 2012-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3372 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 00:00Z on 2012-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -22 square meters per square second.193958Sfc1 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
3372 J/kg
Mixed-layer CIN
-12 J/kg
Mixed-layer LCL
1193 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
-22 m²/s²
0-3 km storm-relative helicity
189 m²/s²
Significant tornado parameter
1.6
Supercell composite
9.7

Open this sounding in Storm Lab

The text

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

480 
WGUS54 KTSA 120602
FFWTSA
OKC127-121100-
/O.NEW.KTSA.FF.W.0034.120612T0602Z-120612T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
102 AM CDT TUE JUN 12 2012

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

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

* UNTIL 600 AM CDT

* AT 1259 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR            
  INDICATED THUNDERSTORMS WITH VERY HEAVY RAIN OVER THE WARNED AREA. 
  TWO TO FOUR INCHES OF RAINFALL HAVE ALREADY OCCURRED LOCALLY     
  WITH AN ADDITIONAL ONE TO THREE INCHES POSSIBLE. 

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT COULD EXPERIENCE FLOODING INCLUDE...
  ANTLERS...CLAYTON...CLAYTON LAKE STATE PARK...CLOUDY...DUNBAR...
  KELLOND...KOSOMA...MOYERS...NASHOBA...OLETA...RATTAN...SNOW AND
  STANLEY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. 
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. 
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE 
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS 
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY 
AUTOMOBILE.

&&

LAT...LON 3450 9579 3451 9568 3459 9568 3459 9499
      3450 9500 3450 9504 3424 9504 3424 9514
      3416 9515 3416 9578

$$
1 follow-up statement
719 
WGUS74 KTSA 120929
FFSTSA

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
429 AM CDT TUE JUN 12 2012

OKC127-121100-
/O.CON.KTSA.FF.W.0034.000000T0000Z-120612T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PUSHMATAHA OK-
429 AM CDT TUE JUN 12 2012

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR PUSHMATAHA COUNTY UNTIL
600 AM CDT...

AT 428 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
AREAS OF LIGHT RAIN ACROSS THE WARNED AREA. ALTHOUGH ADDITIONAL 
RAINFALL AMOUNTS WILL REMAIN LIGHT...OVER 3 INCHES OF RAIN HAS 
ALREADY FALLEN IN SPOTS AND FLOODING OF LOW LYING AREAS WILL LIKELY 
CONTINUE. 

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
ANTLERS...CLAYTON...CLAYTON LAKE STATE PARK...CLOUDY...DUNBAR...
KELLOND...KOSOMA...MOYERS...NASHOBA...OLETA...RATTAN...SNOW AND
STANLEY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. DO
NOT ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND TO
ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN
WATER BEGINS RISING.

A MEANS THAT FLOODING IS IMMINENT OR OCCURRING. IF YOU ARE IN THE
WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. RESIDENTS LIVING
ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT
LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR
WATERS OF UNKNOWN DEPTH BY FOOT OR BY AUTOMOBILE.

&&

LAT...LON 3450 9579 3451 9568 3459 9568 3459 9499
      3450 9500 3450 9504 3424 9504 3424 9514
      3416 9515 3416 9578

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 11, 10:06 PM CDTSpecial Weather StatementTSALeFlore39 min
Jun 11, 10:34 PM CDTSpecial Weather StatementTSAPushmataha41 min
Jun 11, 11:39 PM CDTSpecial Weather StatementTSAPushmataha51 min
Jun 11, 11:57 PM CDTSevere Thunderstorm WarningTSAPushmataha48 min
Jun 12, 12:31 AM CDTAreal Flood AdvisoryTSAPushmataha119 min
Jun 12, 12:35 AM CDTSpecial Weather StatementTSAChoctaw40 min
Jun 12, 12:53 AM CDTSpecial Weather StatementTSAPittsburg37 min
Jun 12, 1:18 AM CDTSpecial Weather StatementTSAChoctaw42 min
Jun 12, 1:26 AM CDTFlash Flood WatchTSAChoctaw, Latimer, Pittsburg, Pushmataha5 hr
Jun 12, 1:27 AM CDTSevere Thunderstorm WarningTSAChoctaw, Pushmataha26 min
Jun 12, 1:42 AM CDTAreal Flood AdvisoryTSALatimer, Pittsburg, Pushmataha2 hr
Jun 12, 1:49 AM CDTSpecial Weather StatementTSALatimer, Pittsburg56 min
Jun 12, 2:05 AM CDTSevere Thunderstorm WarningTSAHaskell, Latimer, LeFlore, Pittsburg, Pushmataha55 min
Jun 12, 2:38 AM CDTSpecial Weather StatementTSAHaskell, LeFlore52 min

Nearby

Flash Flood Warnings in Oklahoma, 2012Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.