Alert archive / Oklahoma / Flash Flood Warnings in 2008
Flash Flood Warning 113, NWS Tulsa, OK
NWS Tulsa, OK issued this flash flood warning at Aug 11, 2008, 8:21 AM CDT for 4 counties in Oklahoma. It was in force for 6 hr. 2 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
- Aug 11, 2008, 8:21 AM CDT (13:21 UTC)
- Expired
- Aug 11, 2008, 2:15 PM CDT
- In force
- 6 hr
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Flood severity
- None
Counties Haskell County, OK, Latimer County, OK, McIntosh County, OK, Pittsburg County, OK
The radar
The Tulsa radar (KINX), 118 km from the middle of the area, began a volume at 13:21 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 |
|---|---|---|---|
| Aug 11, 10:00 AM CDT | FLASH FLOOD | Crowder, OK | SEVERAL COUNTY ROADS FLOODED ACROSS THE NORTHERN PORTION OF PITTSBURG COUNTY. |
| Aug 11, 11:00 AM CDT | FLASH FLOOD | Eufaula, OK | MINOR FLOODING OF CITY STREETS DURING THE MORNING...NO ROAD CLOSURES. WATER WAS RECEDING BY 1130 AM. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Lamont, OK (KLMN), launched 12:00Z, 1.4 hours before the alert went out and 228 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.
- Mixed-layer CAPE
- 29 J/kg
- Mixed-layer CIN
- -39 J/kg
- Mixed-layer LCL
- 521 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 44 m²/s²
- 0-3 km storm-relative helicity
- 59 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KTSA 111321
FFWTSA
OKC061-077-091-121-111915-
/O.NEW.KTSA.FF.W.0113.080811T1321Z-080811T1915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
821 AM CDT MON AUG 11 2008
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHWESTERN HASKELL COUNTY IN SOUTHEAST OKLAHOMA
LATIMER COUNTY IN SOUTHEAST OKLAHOMA
SOUTHERN MCINTOSH COUNTY IN SOUTHEAST OKLAHOMA
NORTHERN PITTSBURG COUNTY IN SOUTHEAST OKLAHOMA
* UNTIL 215 PM CDT
* AT 816 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH HEAVY RAIN ACROSS THE WARNED AREA...MOVING
EAST AT 20 MPH. RADAR INDICATES THAT 1 TO 3 INCHES OF RAIN HAS
ALREADY FALLEN. ANOTHER 1 TO 2 INCHES WILL BE POSSIBLE THROUGH 215
PM CDT.
* LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY HEAVY RAIN
INCLUDE...CANADIAN...KREBS...EUFAULA...ALDERSON...BLOCKER...
HARTSHORNE...ENTERPRISE...QUINTON...HIGGINS...WILBURTON...KINTA...
DAMON...RED OAK...YANUSH AND LEQUIRE.
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 3516 9601 3516 9599 3525 9599 3531 9598
3531 9545 3505 9494 3469 9533 3503 9603
$$1 follow-up statement
000
WGUS74 KTSA 111616
FFSTSA
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1116 AM CDT MON AUG 11 2008
OKC061-077-091-121-111915-
/O.CON.KTSA.FF.W.0113.000000T0000Z-080811T1915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MCINTOSH OK-HASKELL OK-PITTSBURG OK-LATIMER OK-
1116 AM CDT MON AUG 11 2008
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 215 PM CDT FOR
LATIMER...NORTHERN PITTSBURG...SOUTHWESTERN HASKELL AND SOUTHERN
MCINTOSH COUNTIES...
AT 1110 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN
AREA OF HEAVY RAIN 3 MILES WEST OF WILBURTON...MOVING EAST AT 16 MPH.
RADAR INDICATES THAT 2 TO 3 INCHES OF RAIN HAS ALREADY FALLEN. WHILE THE
HEAVIEST RAIN HAS SHIFTED EAST OF THE WARNED AREA...ADDITIONAL
SHOWERS AND THUNDERSTORMS MAY REDEVELOP THIS AFTERNOON. ANOTHER INCH
WILL BE POSSIBLE THROUGH 215 PM CDT.
SOME LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY HEAVY RAIN
INCLUDE WILBURTON...DAMON...KINTA...LEQUIRE AND RED OAK.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD TO
UNKNOWN DEPTHS. IT ONLY TAKES TWO FEET OF RUSHING WATER TO CARRY AWAY
MOST SPORT UTILITY VEHICLES AND PICKUPS. TAKE A DIFFERENT ROUTE TO
REACH YOUR DESTINATION OR WAIT UNTIL THE WATER RECEDES. REMEMBER...
MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR IS
OCCURRING. RESIDENTS LIVING ALONG STREAMS...CREEKS AND DRAINAGE
DITCHES SHOULD BE READY TO TAKE IMMEDIATE ACTION IF FLOODING IS
OBSERVED. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATER BY FOOT OR BY
AUTO...YOU MAY BE SWEPT AWAY BY THE STRONG CURRENT. IT ONLY TAKES TWO
FEET OF RUSHING WATER TO CARRY AWAY MOST SPORT UTILITY VEHICLES AND
PICKUPS. TAKE A DIFFERENT ROUTE TO REACH YOUR DESTINATION OR WAIT
UNTIL THE WATER RECEDES.
LAT...LON 3516 9601 3516 9599 3525 9599 3531 9598
3531 9545 3505 9494 3469 9533 3503 9603
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 11, 4:29 AM CDT | Flash Flood Warning | TSA | McIntosh, Pittsburg | 4 hr |
| Aug 11, 6:00 AM CDT | Flash Flood Watch | TSA | Choctaw, Haskell, Latimer, McIntosh, Muskogee, Okfuskee and 3 more | 25 hr |
| Aug 11, 6:00 PM CDT | Areal Flood Advisory | TSA | McIntosh | 2 hr |
| Aug 11, 6:38 PM CDT | Flash Flood Warning | TSA | McIntosh | 4 hr |
Nearby
Flash Flood Warnings in Oklahoma, 2008Every flash flood warning in 2008
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.