Alert archive / Oklahoma / Flash Flood Warnings in 2012
Flash Flood Warning 40, NWS Tulsa, OK
NWS Tulsa, OK issued this flash flood warning at Sep 29, 2012, 9:16 AM CDT for Haskell County, Oklahoma. It was in force for 3 hr. 1 report 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
- Sep 29, 2012, 9:16 AM CDT (14:16 UTC)
- Expired
- Sep 29, 2012, 12:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Flood severity
- None
County Haskell County, OK
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 29, 11:00 AM CDT | FLASH FLOOD | Stigler, OK | A FEW ROADS BRIEFLY CLOSED IN TOWN DUE TO WATER OVER ROADWAYS. |
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, 2.3 hours before the alert went out and 208 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
- 471 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 462 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 1 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
533
WGUS54 KTSA 291416
FFWTSA
OKC061-291700-
/O.NEW.KTSA.FF.W.0040.120929T1416Z-120929T1700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
916 AM CDT SAT SEP 29 2012
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
* FLASH FLOOD WARNING FOR...
HASKELL COUNTY IN SOUTHEAST OKLAHOMA...
* UNTIL NOON CDT
* AT 914 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
HEAVY RAIN ACROSS THE WARNED AREA. RADAR ESTIMATES THAT BETWEEN 2
AND 3 INCHES OF RAINFALL HAS FALLEN SINCE 6 AM...WITH THE BULK OF
THIS FALLING SINCE 8 AM. THE STIGLER MESONET HAS REPORTED 2.24
INCHES OF RAIN OVER THE PAST HOUR. AN ADDITIONAL INCH OR SO OF RAIN
COULD FALL BEFORE THE ACTIVITY DRIFTS SOUTH.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT COULD EXPERIENCE FLOODING INCLUDE...
STIGLER...KEOTA...KINTA...LEQUIRE...MCCURTAIN...TAMAHA AND
WHITEFIELD.
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 3529 9535 3530 9531 3527 9523 3531 9520
3531 9517 3534 9518 3535 9514 3537 9516
3538 9511 3546 9505 3541 9500 3540 9490
3535 9492 3535 9488 3521 9488 3520 9493
3509 9493 3509 9535
$$2 follow-up statements
002
WGUS74 KTSA 291519
FFSTSA
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1019 AM CDT SAT SEP 29 2012
OKC061-291700-
/O.CON.KTSA.FF.W.0040.000000T0000Z-120929T1700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
HASKELL OK-
1019 AM CDT SAT SEP 29 2012
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR HASKELL COUNTY UNTIL
NOON CDT...
AT 1018 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
HEAVY RAIN ACROSS THE WARNED AREA. RADAR ESTIMATES AND THE MESONET
OBSERVATION AT STIGLER INDICATE THAT AROUND FOUR INCHES OF RAINFALL
HAS ALREADY OCCURRED OVER THE PAST COUPLE OF HOURS WITH AN
ADDITIONAL INCH POSSIBLE.
RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
STIGLER...KEOTA...KINTA...LEQUIRE...MCCURTAIN...TAMAHA AND
WHITEFIELD.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD TO
UNKNOWN DEPTHS. IT ONLY TAKES TWO FEET OF RUSHING WATER TO CARRY AWAY
MOST SPORT UTILITY VEHICLES AND PICKUPS. TAKE A DIFFERENT ROUTE TO
REACH YOUR DESTINATION OR WAIT UNTIL THE WATER RECEDES. REMEMBER...
MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES.
&&
LAT...LON 3529 9535 3530 9531 3527 9523 3531 9520
3531 9517 3534 9518 3535 9514 3537 9516
3538 9511 3546 9505 3541 9500 3540 9490
3535 9492 3535 9488 3521 9488 3520 9493
3509 9493 3509 9535
$$331
WGUS74 KTSA 291657
FFSTSA
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1157 AM CDT SAT SEP 29 2012
OKC061-291710-
/O.EXP.KTSA.FF.W.0040.000000T0000Z-120929T1700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
HASKELL OK-
1157 AM CDT SAT SEP 29 2012
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR HASKELL COUNTY WILL
BE ALLOWED TO EXPIRE AT NOON CDT...
A FEW LINGERING SHOWERS WILL CONTINUE OVER HASKELL COUNTY THROUGH
100 PM...ADDITIONAL FLASH FLOODING HOWEVER IS NOT EXPECTED.
EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO
RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED...
PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.
LAT...LON 3529 9535 3530 9531 3527 9523 3531 9520
3531 9517 3534 9518 3535 9514 3537 9516
3538 9511 3546 9505 3541 9500 3540 9490
3535 9492 3535 9488 3521 9488 3520 9493
3509 9493 3509 9535
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 29, 6:21 AM CDT | Areal Flood Advisory | TSA | Adair, Cherokee, Haskell, McIntosh, Muskogee, Sequoyah | 114 min |
| Sep 29, 7:59 AM CDT | Areal Flood Advisory | TSA | Haskell, Latimer, LeFlore, McIntosh, Muskogee, Okmulgee and 2 more | 2 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.