Alert archive / Oklahoma / Flash Flood Warnings in 2007

Flash Flood Warning 83, NWS Tulsa, OK

August 24, 2007Creek County, Oklahoma

NWS Tulsa, OK issued this flash flood warning at Aug 24, 2007, 5:16 PM CDT for Creek County, Oklahoma. It was in force for 4 hr. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Aug 24, 2007, 5:16 PM CDT (22:16 UTC)
Expired
Aug 24, 2007, 9:15 PM CDT
In force
4 hr
Issued by
NWS Tulsa, OK
Area
Whole counties

County Creek County, OK

The radar

The Tulsa radar (KINX), 79 km from the middle of the area, began a volume at 22:19 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
Aug 24, 5:30 PM CDTFLASH FLOODMounds, OKSTREET FLOODING REPORTED BY MOUNDS PD.

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, 10.3 hours before the alert went out and 120 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 2007-08-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1409 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 2007-08-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 195 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
1409 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
870 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
195 m²/s²
0-3 km storm-relative helicity
179 m²/s²
Significant tornado parameter
1.1
Supercell composite
5.3

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KTSA 242216
FFWTSA
OKC037-250215-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
516 PM CDT FRI AUG 24 2007

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CREEK COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 915 PM CDT

* AT 515 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THUNDERSTORMS WITH HEAVY RAIN ALONG A LINE EXTENDING FROM 6 MILES
  NORTHEAST OF SAPULPA TO 5 MILES SOUTH OF DEPEW...MOVING EAST AT 25 
  MPH. RADAR INDICATES THAT 2 TO 3 INCHES OF RAIN HAS ALREADY        
  FALLEN. ANOTHER 2 INCHES WILL BE POSSIBLE THROUGH 915 PM CDT.

* LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY HEAVY RAIN
  INCLUDE...TULSA...KIEFER AND SLICK.

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 3609 9608 3585 9660 3567 9660 3565 9620
      3588 9620 3588 9602 3608 9603

$$
2 follow-up statements
000 
WGUS74 KTSA 242301
FFSTSA

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
559 PM CDT FRI AUG 24 2007

OKC037-250215-
CREEK OK-
559 PM CDT FRI AUG 24 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 915 PM CDT FOR
SOUTHERN CREEK COUNTY...

AT 558 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE 
THUNDERSTORMS WITH HEAVY RAIN HAVE SHIFTED EAST OF THE COUNTY.
RADAR INDICATES THAT 3 TO 4 INCHES OF RAIN HAS FALLEN ACROSS 
SOUTHEAST CREEK COUNTY.  FLOODING OF LOW LYING AREAS WILL REMAIN
POSSIBLE ALTHOUGH THE HEAVY RAIN HAS ENDED.

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 3609 9608 3585 9660 3567 9660 3565 9620
      3588 9620 3588 9602 3608 9603

$$
000 
WGUS74 KTSA 250016
FFSTSA

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
716 PM CDT FRI AUG 24 2007

OKC037-250026-
CREEK OK-
716 PM CDT FRI AUG 24 2007

...THE FLASH FLOOD WARNING FOR SOUTHERN CREEK COUNTY IS CANCELLED...

THE HEAVY RAINFALL HAS ENDED ACROSS THE WARNED AREA...THEREFORE THE
FLASH FLOOD WARNING HAS BEEN CANCELLED.

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

LAT...LON 3609 9608 3585 9660 3567 9660 3565 9620
      3588 9620 3588 9602 3608 9603

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 24, 2:18 PM CDTSpecial Weather StatementTSAMayes42 min
Aug 24, 4:17 PM CDTSpecial Weather StatementTSAOkmulgee28 min
Aug 24, 4:28 PM CDTSpecial Weather StatementTSACreek47 min
Aug 24, 4:47 PM CDTSpecial Weather StatementTSATulsa28 min
Aug 24, 4:57 PM CDTFlash Flood WarningTSAOkmulgee, Tulsa, Wagoner6 hr
Aug 24, 4:59 PM CDTSpecial Weather StatementTSACreek, Tulsa61 min
Aug 24, 5:29 PM CDTSpecial Weather StatementTSATulsa61 min
Aug 24, 5:49 PM CDTFlash Flood WarningTSAMayes3 hr
Aug 24, 6:55 PM CDTSpecial Weather StatementTSACherokee35 min

Nearby

Flash Flood Warnings in Oklahoma, 2007Every flash flood warning in 2007

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.