Alert archive / Tennessee / Flash Flood Warnings in 2012
Flash Flood Warning 15, NWS Memphis, TN
NWS Memphis, TN issued this flash flood warning at May 6, 2012, 4:02 AM CDT for Carroll County, Weakley County, Tennessee. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 6, 2012, 4:02 AM CDT (09:02 UTC)
- Expired
- May 6, 2012, 8:22 AM CDT
- In force
- 4 hr
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Carroll County, TN, Weakley County, TN
The radar
The Paducah radar (KPAH), 111 km from the middle of the area, began a volume at 09:02 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.
The nearest sounding before it
Little Rock, AR (KLZK), launched 00:00Z, 9.0 hours before the alert went out and 181 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
- 2211 J/kg
- Mixed-layer CIN
- -66 J/kg
- Mixed-layer LCL
- 1420 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- -2 m²/s²
- 0-3 km storm-relative helicity
- -27 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -1.2
The text
As transmitted, in the capitals the NWS used until 2016.
072
WGUS54 KMEG 060902
FFWMEG
TNC017-183-061200-
/O.NEW.KMEG.FF.W.0015.120506T0902Z-120506T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
402 AM CDT SUN MAY 6 2012
THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
CARROLL COUNTY IN NORTHWEST TENNESSEE...
SOUTHERN WEAKLEY COUNTY IN NORTHWEST TENNESSEE...
* UNTIL 700 AM CDT
* AT 401 AM CDT...DOPPLER RADAR ESTIMATES 2 TO 4 INCHES OF RAINFALL
HAS OCCURRED OVER THE PAST 3 HOURS. SHOWERS AND THUNDERSTORMS
WILL PRODUCE AN ADDITIONAL 1 TO 3 INCHES OF RAIN OVER THE NEXT 1
TO 2 HOURS.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HUNTINGDON
AND MCKENZIE.
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. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
.STAY TUNED TO THIS BROADCAST FOR THE LATEST UPDATES AND INFORMATION.
TO REPORT FLASH FLOODING ONLY...CALL 1 800 4 3 2 0 8 7 5.
&&
LAT...LON 3583 8855 3603 8866 3611 8877 3611 8879
3614 8887 3617 8889 3619 8893 3624 8893
3622 8853 3616 8853 3615 8848 3583 8826
$$2 follow-up statements
242
WGUS54 KMEG 061134
FFWMEG
TNC017-183-061400-
/O.EXT.KMEG.FF.W.0015.000000T0000Z-120506T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
634 AM CDT SUN MAY 6 2012
THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS EXTENDED THE
* FLASH FLOOD WARNING FOR...
CARROLL COUNTY IN NORTHWEST TENNESSEE...
SOUTHERN WEAKLEY COUNTY IN NORTHWEST TENNESSEE...
* UNTIL 900 AM CDT
* AT 633 AM CDT...DOPPLER RADAR ESTIMATES 4 TO 6 INCHES OF
RAINFALL HAS OCCURRED OVER THE PAST 6 HOURS. SHOWERS WILL
PRODUCE AN ADDITIONAL QUARTER OF AN INCH OF RAIN OVER THE NEXT
HOUR.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HUNTINGDON
AND MCKENZIE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
.DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. MOVE TO HIGHER GROUND.
.MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE
INTO AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE
USUALLY DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS
POWERFUL ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING
FLOODED ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
.STAY TUNED TO THIS BROADCAST FOR THE LATEST UPDATES AND INFORMATION.
TO REPORT FLASH FLOODING ONLY...CALL 1 800 4 3 2 0 8 7 5.
&&
LAT...LON 3583 8855 3603 8866 3611 8877 3611 8879
3614 8887 3617 8889 3619 8893 3624 8893
3622 8853 3616 8853 3615 8848 3583 8826
$$292
WGUS74 KMEG 061322
FFSMEG
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
822 AM CDT SUN MAY 6 2012
TNC017-183-061333-
/O.CAN.KMEG.FF.W.0015.000000T0000Z-120506T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WEAKLEY TN-CARROLL TN-
822 AM CDT SUN MAY 6 2012
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR CARROLL AND
SOUTHERN WEAKLEY COUNTIES...
THE HEAVY RAINFALL WHICH PROMPTED THE WARNING HAS DIMINISHED ACROSS
THE WARNED AREA. THUS THE FLASH FLOOD WARNING HAS BEEN CANCELLED.
.STAY TUNED TO THIS BROADCAST FOR THE LATEST UPDATES AND INFORMATION.
TO REPORT SEVERE WEATHER ONLY...CALL 1 800 4 3 2 0 8 7 5.
LAT...LON 3583 8855 3603 8866 3611 8877 3611 8879
3614 8887 3617 8889 3619 8893 3624 8893
3622 8853 3616 8853 3615 8848 3583 8826
$$The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 5, 11:03 PM CDT | Special Weather Statement | MEG | Weakley | 42 min |
| May 5, 11:28 PM CDT | Severe Thunderstorm Warning | MEG | Henry, Weakley | 47 min |
| May 6, 12:23 AM CDT | Special Weather Statement | MEG | Weakley | 37 min |
| May 6, 12:43 AM CDT | Special Weather Statement | MEG | Henry | 32 min |
| May 6, 12:45 AM CDT | Severe Thunderstorm Warning | MEG | Carroll, Henderson, Henry, Weakley | 45 min |
| May 6, 2:08 AM CDT | Special Weather Statement | MEG | Decatur | 37 min |
| May 6, 3:02 AM CDT | Special Weather Statement | MEG | Carroll | 43 min |
| May 6, 4:18 AM CDT | Special Weather Statement | MEG | Carroll | 42 min |
Nearby
Flash Flood Warnings in Tennessee, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.