Alert archive / Mississippi / Flash Flood Warnings in 2012
Flash Flood Warning 35, NWS Memphis, TN
NWS Memphis, TN issued this flash flood warning at Jul 14, 2012, 3:54 PM CDT for Lafayette County, Panola County, Yalobusha County, Mississippi. It was in force for 96 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 14, 2012, 3:54 PM CDT (20:54 UTC)
- Expired
- Jul 14, 2012, 5:30 PM CDT
- In force
- 96 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Lafayette County, MS, Panola County, MS, Yalobusha County, MS
The radar
The Memphis radar (KNQA), 118 km from the middle of the area, began a volume at 20:54 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 12:00Z, 8.9 hours before the alert went out and 63 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
- 1302 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 555 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- 12 m²/s²
- 0-3 km storm-relative helicity
- 24 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
366 WGUS54 KMEG 142054 FFWMEG MSC071-107-161-142230- /O.NEW.KMEG.FF.W.0035.120714T2054Z-120714T2230Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE MEMPHIS TN 354 PM CDT SAT JUL 14 2012 THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A * FLASH FLOOD WARNING FOR... SOUTHWESTERN LAFAYETTE COUNTY IN NORTHWEST MISSISSIPPI... SOUTHEASTERN PANOLA COUNTY IN NORTHWEST MISSISSIPPI... NORTH CENTRAL YALOBUSHA COUNTY IN NORTHWEST MISSISSIPPI... * UNTIL 530 PM CDT * AT 354 PM CDT...DOPPLER RADAR ESTIMATES 2 TO 4 INCHES OF RAINFALL HAS OCCURRED OVER THE PAST HOUR. SHOWERS AND THUNDERSTORMS WILL PRODUCE AN ADDITIONAL 1 TO 3 INCHES OF RAIN OVER THE NEXT HOUR. * LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WATER VALLEY. THIS WARNING ALSO INCLUDES AREAS NEAR SARDIS LAKE. 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 3440 8990 3432 8956 3411 8961 3418 8993 $$
2 follow-up statements
170 WGUS74 KMEG 142154 FFSMEG FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 454 PM CDT SAT JUL 14 2012 MSC071-107-161-142230- /O.CON.KMEG.FF.W.0035.000000T0000Z-120714T2230Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ YALOBUSHA MS-PANOLA MS-LAFAYETTE MS- 454 PM CDT SAT JUL 14 2012 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 530 PM CDT FOR SOUTHWESTERN LAFAYETTE...SOUTHEASTERN PANOLA AND NORTH CENTRAL YALOBUSHA COUNTIES... AT 453 PM CDT...DOPPLER RADAR ESTIMATES 2 TO 4 INCHES OF RAINFALL HAS OCCURRED OVER THE PAST 3 HOURS ESPECIALLY OVER PORTIONS OF SOUTHWESTERN LAFAYETTE AND NORTHEASTERN YALOBUSHA COUNTIES. SHOWERS AND THUNDERSTORMS MAY PRODUCE AN ADDITIONAL INCH OF RAIN OVER THE NEXT 30 MINUTES. LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WATER VALLEY. PRECAUTIONARY/PREPAREDNESS ACTIONS... .MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN. .STAY TUNED TO THIS BROADCAST FOR THE LATEST UPDATES AND INFORMATION. TO REPORT SEVERE WEATHER ONLY...CALL 1 800 4 3 2 0 8 7 5. && LAT...LON 3440 8990 3432 8956 3411 8961 3418 8993 $$
517 WGUS74 KMEG 142233 FFSMEG FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 533 PM CDT SAT JUL 14 2012 MSC071-107-161-142243- /O.EXP.KMEG.FF.W.0035.000000T0000Z-120714T2230Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ YALOBUSHA MS-PANOLA MS-LAFAYETTE MS- 533 PM CDT SAT JUL 14 2012 ...THE FLASH FLOOD WARNING HAS EXPIRED FOR SOUTHWESTERN LAFAYETTE... SOUTHEASTERN PANOLA AND NORTH CENTRAL YALOBUSHA COUNTIES... THE HEAVY RAINFALL WHICH PROMPTED THE WARNING HAS DIMINISHED ACROSS THE WARNED AREA. THUS THE FLASH FLOOD WARNING HAS BEEN ALLOWED TO EXPIRE. .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 3440 8990 3432 8956 3411 8961 3418 8993 $$
The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 14, 1:54 PM CDT | Areal Flood Advisory | MEG | DeSoto | 49 min |
| Jul 14, 2:41 PM CDT | Areal Flood Advisory | MEG | Benton, Tippah | 2 hr |
| Jul 14, 6:02 PM CDT | Special Weather Statement | MEG | Tallahatchie | 28 min |
Nearby
Flash Flood Warnings in Mississippi, 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.