Alert archive / Oklahoma / Flash Flood Warnings in 2012
Flash Flood Warning 38, NWS Tulsa, OK
NWS Tulsa, OK issued this flash flood warning at Sep 26, 2012, 4:41 PM CDT for McIntosh County, Oklahoma. It was in force for 4 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
- Sep 26, 2012, 4:41 PM CDT (21:41 UTC)
- Expired
- Sep 26, 2012, 8:30 PM CDT
- In force
- 4 hr
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Flood severity
- None
County McIntosh County, OK
The radar
The Tulsa radar (KINX), 108 km from the middle of the area, began a volume at 21:44 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 |
|---|---|---|---|
| Sep 26, 5:03 PM CDT | FLASH FLOOD | 4 Nw Hanna, OK | FLOODING OF STATE HIGHWAY BETWEEN HANNA AND THE INDIAN NATION TURNPIKE. TOWN OF HANNA WITHOUT POWER. |
| Sep 26, 5:05 PM CDT | FLASH FLOOD | 10 W Raiford, OK | REPORT OF ROAD FLOODING ON HIGHWAY 9 BETWEEN RAIFORD AND DUSTIN. |
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, 9.7 hours before the alert went out and 141 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
- 51 J/kg
- Mixed-layer CIN
- -540 J/kg
- Mixed-layer LCL
- 1962 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 72 m²/s²
- 0-3 km storm-relative helicity
- 367 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
592
WGUS54 KTSA 262141
FFWTSA
OKC091-270130-
/O.NEW.KTSA.FF.W.0038.120926T2141Z-120927T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
441 PM CDT WED SEP 26 2012
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHWESTERN MCINTOSH COUNTY IN SOUTHEAST OKLAHOMA...
* UNTIL 830 PM CDT
* AT 440 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH VERY HEAVY RAIN OVER THE WARNED AREA. THREE TO
FIVE INCHES OF RAINFALL HAVE ALREADY OCCURRED WITH AN ADDITIONAL
ONE TO TWO INCHES POSSIBLE.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT COULD EXPERIENCE FLOODING INCLUDE...
HANNA AND RAIFORD.
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 3536 9598 3536 9573 3519 9573 3518 9576
3520 9579 3519 9582 3519 9587 3516 9589
3515 9598
$$1 follow-up statement
146
WGUS74 KTSA 262257
FFSTSA
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
557 PM CDT WED SEP 26 2012
OKC091-270130-
/O.CON.KTSA.FF.W.0038.000000T0000Z-120927T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MCINTOSH OK-
557 PM CDT WED SEP 26 2012
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHWESTERN MCINTOSH
COUNTY UNTIL 830 PM CDT...
AT 555 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH VERY HEAVY RAIN OVER THE WARNED AREA. THREE TO
FIVE INCHES OF RAINFALL HAVE ALREADY OCCURRED WITH AN ADDITIONAL ONE
TO TWO INCHES POSSIBLE. FLOODING HAS BEEN REPORTED NEAR RAIFORD...
NEAR HANNA...AND BETWEEN DUSTIN AND RAIFORD.
RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CONTINUE TO CAUSE FLASH
FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH
FLOODING INCLUDE...HANNA AND RAIFORD.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD TO
UNKNOWN DEPTHS. IT ONLY TAKES TWO FEET OF RUSHING WATER TO CARRY AWAY
MOST SPORT UTILITY VEHICLES AND PICKUPS. TAKE A DIFFERENT ROUTE TO
REACH YOUR DESTINATION OR WAIT UNTIL THE WATER RECEDES. REMEMBER...
MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES.
&&
LAT...LON 3536 9598 3536 9573 3519 9573 3518 9576
3520 9579 3519 9582 3519 9587 3516 9589
3515 9598
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 26, 12:19 AM CDT | Special Weather Statement | TSA | Creek | 26 min |
| Sep 26, 12:55 AM CDT | Special Weather Statement | TSA | Creek, Okfuskee, Pawnee | 50 min |
| Sep 26, 1:47 PM CDT | Special Weather Statement | TSA | McIntosh | 43 min |
| Sep 26, 1:50 PM CDT | Severe Thunderstorm Warning | TSA | McIntosh, Okfuskee, Okmulgee | 55 min |
| Sep 26, 2:22 PM CDT | Special Weather Statement | TSA | Adair | 53 min |
| Sep 26, 2:42 PM CDT | Severe Thunderstorm Warning | TSA | McIntosh, Okfuskee, Pittsburg | 63 min |
| Sep 26, 3:02 PM CDT | Special Weather Statement | TSA | Okfuskee | 28 min |
| Sep 26, 3:36 PM CDT | Special Weather Statement | TSA | Okfuskee | 24 min |
| Sep 26, 3:45 PM CDT | Severe Thunderstorm Warning | TSA | McIntosh, Pittsburg | 60 min |
| Sep 26, 4:00 PM CDT | Special Weather Statement | TSA | McIntosh | 30 min |
| Sep 26, 4:21 PM CDT | Severe Thunderstorm Warning | TSA | McIntosh, Okfuskee, Pittsburg | 54 min |
| Sep 26, 4:55 PM CDT | Flash Flood Warning | TSA | Pittsburg | 4 hr |
| Sep 26, 5:13 PM CDT | Severe Thunderstorm Warning | TSA | Pittsburg | 62 min |
| Sep 26, 6:00 PM CDT | Special Weather Statement | TSA | Pittsburg | 45 min |
| Sep 26, 6:02 PM CDT | Severe Thunderstorm Warning | TSA | Delaware, Ottawa | 27 min |
| Sep 26, 6:10 PM CDT | Special Weather Statement | TSA | Latimer, Pittsburg | 50 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.