Alert archive / Tennessee / Flash Flood Warnings in 2015
Flash Flood Warning 13, NWS Memphis, TN
NWS Memphis, TN issued this flash flood warning at Apr 13, 2015, 7:56 PM CDT for Shelby County, Tipton County, Tennessee. It was in force for 3 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
- Apr 13, 2015, 7:56 PM CDT (00:56 UTC)
- Expired
- Apr 13, 2015, 11:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Shelby County, TN, Tipton County, TN
The radar
The Memphis radar (KNQA), 13 km from the middle of the area, began a volume at 00:57 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 (KBYH), launched 00:00Z, 0.9 hours before the alert went out and 65 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 584 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 156 m²/s²
- 0-3 km storm-relative helicity
- 189 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
417 WGUS54 KMEG 140056 FFWMEG TNC157-167-140400- /O.NEW.KMEG.FF.W.0013.150414T0056Z-150414T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE MEMPHIS TN 756 PM CDT MON APR 13 2015 THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A * FLASH FLOOD WARNING FOR... SOUTH CENTRAL TIPTON COUNTY IN SOUTHWESTERN TENNESSEE... NORTHEASTERN SHELBY COUNTY IN SOUTHWESTERN TENNESSEE... * UNTIL 1100 PM CDT * AT 755 PM CDT...DOPPLER RADAR ESTIMATES 2 TO 4 INCHES OF RAIN HAS OCCURRED OVER THE PAST 3 HOURS. SHOWERS AND THUNDERSTORMS WILL PRODUCE UP TO AN ADDITIONAL INCH OF RAIN OVER THE NEXT 3 HOURS. * SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... ATOKA...IDAVILLE...BARRETVILLE...BOLTON...REDWOOD AND ROSEMARK. PRECAUTIONARY/PREPAREDNESS ACTIONS... TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD DEATHS OCCUR IN VEHICLES. && LAT...LON 3544 8969 3533 8968 3531 8981 3541 8983 $$
1 follow-up statement
117 WGUS74 KMEG 140356 FFSMEG FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 1056 PM CDT MON APR 13 2015 TNC157-167-140404- /O.EXP.KMEG.FF.W.0013.000000T0000Z-150414T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ TIPTON TN-SHELBY TN- 1056 PM CDT MON APR 13 2015 ...THE FLASH FLOOD WARNING FOR SOUTH CENTRAL TIPTON AND NORTHEASTERN SHELBY COUNTIES WILL EXPIRE AT 1100 PM CDT... THE HEAVY RAIN THREAT IS DIMINISHING ACROSS THE WARNED AREA. THUS...THE FLASH FLOOD WARNING WILL BE ALLOWED TO EXPIRE. LAT...LON 3544 8969 3533 8968 3531 8981 3541 8983 $$
The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 13, 8:15 PM CDT | Flash Flood Warning | MEG | Shelby, Tipton | 3 hr |
| Apr 14, 4:20 AM CDT | River Flood Warning | MEG | Crockett, Dyer, Lauderdale | 15 hr |
| Apr 14, 10:59 AM CDT | River Flood Advisory | MEG | Shelby | 4 days |
Nearby
Flash Flood Warnings in Tennessee, 2015Every flash flood warning in 2015
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.