Alert archive / Oklahoma / Flash Flood Warnings in 2012

Flash Flood Warning 5, NWS Tulsa, OK

March 19, 20126 counties in Oklahoma

NWS Tulsa, OK issued this flash flood warning at Mar 19, 2012, 6:09 PM CDT for 6 counties in 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
Mar 19, 2012, 6:09 PM CDT (23:09 UTC)
Expired
Mar 20, 2012, 12:00 AM CDT
In force
6 hr
Issued by
NWS Tulsa, OK
Area
Storm-based polygon
Flood severity
None

Counties Cherokee County, OK, Mayes County, OK, McIntosh County, OK, Muskogee County, OK, Rogers County, OK, Wagoner County, OK

The radar

The Tulsa radar (KINX), 65 km from the middle of the area, began a volume at 23:11 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

TimeReportWhereRemark
Mar 19, 8:58 PM CDTFLASH FLOOD2 N Okay, OKSTATE HIGHWAY 16 IS CLOSED DUE TO HIGH WATER...2 MILES NORTH OF OKAY.
Mar 19, 9:00 PM CDTFLASH FLOODMuskogee, OKSEVERAL STALLED CARS AND STREET FLOODING AT REGULAR FLOOD PRONE LOCATIONS. FLOODING LASTED OFF AND ON THROUGH THE NIGHT...UNTIL AFTER 3-4AM.
Mar 19, 9:50 PM CDTFLASH FLOODMuskogee, OKMAIN STREET IN MUSKOGEE 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 12:00Z, 11.2 hours before the alert went out and 167 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 12:00Z on 2012-03-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 974 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 12:00Z on 2012-03-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 334 square meters per square second.19395878Sfc1 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
974 J/kg
Mixed-layer CIN
-91 J/kg
Mixed-layer LCL
637 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
334 m²/s²
0-3 km storm-relative helicity
407 m²/s²
Significant tornado parameter
1.2
Supercell composite
4.0

Open this sounding in Storm Lab

The text

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

150 
WGUS54 KTSA 192309
FFWTSA
OKC021-091-097-101-131-145-200500-
/O.NEW.KTSA.FF.W.0005.120319T2309Z-120320T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
609 PM CDT MON MAR 19 2012

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  MAYES COUNTY IN NORTHEAST OKLAHOMA...
  MCINTOSH COUNTY IN SOUTHEAST OKLAHOMA...
  MUSKOGEE COUNTY IN EAST CENTRAL OKLAHOMA...
  SOUTHEASTERN ROGERS COUNTY IN NORTHEAST OKLAHOMA...
  WAGONER COUNTY IN NORTHEAST OKLAHOMA...
  WESTERN CHEROKEE COUNTY IN EAST CENTRAL OKLAHOMA...

* UNTIL MIDNIGHT CDT

* AT 608 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
THUNDERSTORMS WITH VERY HEAVY RAIN FROM EASTERN MCINTOSH THROUGH 
SOUTHERN MAYES COUNTY. 1 TO 2 INCHES OF RAINFALL HAS OCCURRED OVER 
MCINTOSH AND WESTERN MUSKOGEE COUNTIES...WITH UP TO 4 INCHES OVER 
MAYES AND EASTERN WAGONER COUNTIES. AN ADDITIONAL 2 TO 3 INCHES OF 
RAIN WILL BE POSSIBLE THROUGH MIDNIGHT AS ADDITIONAL BANDS OF HEAVY 
RAIN MOVE THROUGH THE AREA. SOME FLOODING OF ROADS HAS BEEN REPORTED 
IN MAYES COUNTY.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT COULD EXPERIENCE FLOODING INCLUDE...
  EUFAULA...MUSKOGEE...PRYOR...WAGONER...ADAIR...BOYNTON...BRAGGS...
  CHECOTAH...CHEROKEE STATE PARK...CHOUTEAU...COUNCIL HILL...
  COWETA...DISNEY...FORT GIBSON...HANNA...HASKELL...HULBERT...
  INOLA...KEEFETON...LAKE EUFAULA STATE PARK...LANGLEY...LOCUST
  GROVE...OKAY...OKTAHA...PEGGS...PENSACOLA...PORTER...RAIFORD...
  RENTIESVILLE AND ROSE.

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 3651 9500 3596 9501 3532 9533 3530 9550
      3526 9551 3522 9560 3525 9560 3518 9576
      3520 9580 3515 9598 3537 9598 3538 9588
      3546 9588 3547 9582 3555 9582 3556 9571
      3572 9571 3573 9577 3584 9577 3651 9543

$$
1 follow-up statement
797 
WGUS74 KTSA 200048
FFSTSA

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
748 PM CDT MON MAR 19 2012

OKC021-091-097-101-131-145-200500-
/O.CON.KTSA.FF.W.0005.000000T0000Z-120320T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CHEROKEE OK-MCINTOSH OK-MAYES OK-MUSKOGEE OK-ROGERS OK-WAGONER OK-
748 PM CDT MON MAR 19 2012

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR WAGONER...SOUTHEASTERN
ROGERS...MUSKOGEE...MAYES...MCINTOSH AND WESTERN CHEROKEE COUNTIES
UNTIL MIDNIGHT CDT...

AT 739 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH VERY HEAVY RAIN OVER MUCH OF MAYES...EASTERN 
WAGONER...WESTERN CHEROKEE AND NORTHEAST MUSKOGEE COUNTIES MOVING TO 
THE NORTH-NORTHEAST AT ABOUT 50MPH. ANOTHER LINE OF THUNDERSTORMS WITH 
VERY HEAVY RAIN WAS LOCATED ACROSS CENTRAL MCINTOSH COUNTY AND 
EXTREME SOUTHWEST MUSKOGEE COUNTY. THIS LINE OF STORMS WAS ALSO 
MOVING EAST-NORTHEAST AT ABOUT 50 MPH. 

1 TO 3 INCHES OF RAINFALL HAS ALREADY OCCURRED THROUGHOUT THE WARNED 
AREA...WITH RADAR ESTIMATES APPROACHING 5 INCHES OVER EASTERN 
WAGONER AND SOUTHERN MAYES COUNTY. AN ADDITIONAL 2 TO 3 INCHES OF 
RAINFALL ARE POSSIBLE THROUGH MIDNIGHT AS ADDITIONAL THUNDERSTORMS 
CONTINUE TO MOVE OVER THE SAME AREAS. WIDESPREAD FLOODING HAS BEEN 
REPORTED IN MAYES COUNTY WITH NUMEROUS ROAD CLOSURES. 

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.

LOW WATER CROSSINGS IN HILLY TERRAIN ARE ESPECIALLY DANGEROUS IN
HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS FLOODED ROADS. FIND
ALTERNATE ROUTES. IT ONLY TAKES A FEW INCHES OF SWIFTLY FLOWING WATER
TO CARRY VEHICLES AWAY.

&&

LAT...LON 3651 9500 3596 9501 3532 9533 3530 9550
      3526 9551 3522 9560 3525 9560 3518 9576
      3520 9580 3515 9598 3537 9598 3538 9588
      3546 9588 3547 9582 3555 9582 3556 9571
      3572 9571 3573 9577 3584 9577 3651 9543

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 19, 6:42 AM CDTSpecial Weather StatementTSAPawnee63 min
Mar 19, 10:58 AM CDTRiver Flood WatchTSAOttawa17 hr
Mar 19, 10:58 AM CDTRiver Flood WatchTSALeFlore17 hr
Mar 19, 10:58 AM CDTRiver Flood WatchTSAPushmataha10 hr
Mar 19, 10:58 AM CDTRiver Flood WatchTSAChoctaw10 hr
Mar 19, 10:58 AM CDTRiver Flood WatchTSAOttawa22 hr
Mar 19, 10:58 AM CDTRiver Flood WatchTSAAdair16 hr
Mar 19, 10:58 AM CDTRiver Flood WatchTSACherokee16 hr
Mar 19, 10:58 AM CDTRiver Flood WatchTSACherokee, Delaware28 hr
Mar 19, 10:58 AM CDTRiver Flood WatchTSACherokee16 hr
Mar 19, 10:58 AM CDTRiver Flood WatchTSASequoyah24 hr
Mar 19, 10:58 AM CDTRiver Flood WatchTSALeFlore17 hr
Mar 19, 11:43 AM CDTSpecial Weather StatementTSARogers, Tulsa32 min
Mar 19, 11:52 AM CDTSevere Thunderstorm WarningTSAMayes, Rogers, Tulsa, Wagoner38 min
Mar 19, 12:09 PM CDTSpecial Weather StatementTSACraig36 min
Mar 19, 12:11 PM CDTSpecial Weather StatementTSACreek, Okfuskee34 min
Mar 19, 12:34 PM CDTWind AdvisoryTSAAdair, Cherokee, Choctaw, Craig, Delaware, Haskell and 8 more3 hr
Mar 19, 12:55 PM CDTSpecial Weather StatementTSACraig50 min
Mar 19, 1:00 PM CDTSpecial Weather StatementTSAMayes30 min
Mar 19, 1:30 PM CDTSpecial Weather StatementTSADelaware45 min
Mar 19, 1:41 PM CDTAreal Flood AdvisoryTSARogers, Tulsa, Wagoner49 min
Mar 19, 1:56 PM CDTSpecial Weather StatementTSAMayes, Wagoner49 min
Mar 19, 2:21 PM CDTFlash Flood WarningTSACherokee, Mayes, Wagoner4 hr
Mar 19, 2:27 PM CDTRiver Flood WarningTSACreek42 hr
Mar 19, 2:29 PM CDTSpecial Weather StatementTSACherokee, Delaware46 min
Mar 19, 2:57 PM CDTFlash Flood WarningTSACreek, Okfuskee, Okmulgee, Tulsa4 hr
Mar 19, 3:26 PM CDTSpecial Weather StatementTSAWagoner34 min
Mar 19, 4:15 PM CDTFlash Flood WarningTSAMuskogee, Rogers, Wagoner4 hr
Mar 19, 4:57 PM CDTFlash Flood WarningTSACraig, Delaware, Ottawa6 hr
Mar 19, 6:32 PM CDTSpecial Weather StatementTSAPittsburg28 min
Mar 19, 6:44 PM CDTTornado WarningTSAHaskell, Latimer, Pittsburg31 min
Mar 19, 6:53 PM CDTSpecial Weather StatementTSAHughes52 min
Mar 19, 6:59 PM CDTFlash Flood WarningTSACreek, Okfuskee, Okmulgee, Tulsa6 hr

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.