Alert archive / Tennessee / Flash Flood Warnings in 2015
Flash Flood Warning 2, NWS Memphis, TN
NWS Memphis, TN issued this flash flood warning at Feb 21, 2015, 9:27 AM CST for Dyer County, Lake County, Obion County, Tennessee; Dunklin County, Pemiscot County, Missouri; Mississippi County, Arkansas. 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
- Feb 21, 2015, 9:27 AM CST (15:27 UTC)
- Expired
- Feb 21, 2015, 12:30 PM CST
- In force
- 3 hr
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Mississippi County, AR, Dunklin County, MO, Pemiscot County, MO, Dyer County, TN, Lake County, TN, Obion County, TN
The radar
The Paducah radar (KPAH), 96 km from the middle of the area, began a volume at 15:27 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 12:00Z, 3.5 hours before the alert went out and 178 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
- 75 J/kg
- Mixed-layer CIN
- -118 J/kg
- Mixed-layer LCL
- 448 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 485 m²/s²
- 0-3 km storm-relative helicity
- 566 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.4
The text
As transmitted, in the capitals the NWS used until 2016.
382
WGUS54 KMEG 211527
FFWMEG
ARC093-MOC069-155-TNC045-095-131-211830-
/O.NEW.KMEG.FF.W.0002.150221T1527Z-150221T1830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
927 AM CST SAT FEB 21 2015
THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHWESTERN MISSISSIPPI COUNTY IN EASTERN ARKANSAS...
PEMISCOT COUNTY IN SOUTHEASTERN MISSOURI...
SOUTHEASTERN DUNKLIN COUNTY IN SOUTHEASTERN MISSOURI...
LAKE COUNTY IN NORTHWESTERN TENNESSEE...
OBION COUNTY IN NORTHWESTERN TENNESSEE...
DYER COUNTY IN NORTHWESTERN TENNESSEE...
* UNTIL 1230 PM CST
* AT 926 AM CST...DOPPLER RADAR ESTIMATES 1 TO 3 INCHES OF RAIN HAS
OCCURRED OVER THE PAST 3 HOURS. SHOWERS AND THUNDERSTORMS WILL
PRODUCE AN ADDITIONAL 1 TO 3 INCHES OF RAIN OVER THE NEXT 2 HOURS.
MELTING SLEET AND SNOW WILL CREATE ADDITIONAL RUNOFF.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
DYERSBURG...BLYTHEVILLE...KENNETT...UNION CITY...CARUTHERSVILLE...
GOSNELL...HAYTI...STEELE...LEACHVILLE...SENATH...REELFOOT LAKE
STATE PARK...TIPTONVILLE...NEWBERN...SOUTH FULTON...RIDGELY...
TROY...KENTON...OBION...HORNERSVILLE AND HOLCOMB.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.
SEND YOUR STORM REPORTS ON TWITTER USING AT NWSMEMPHIS...POST TO OUR
NWS MEMPHIS FACEBOOK PAGE...OR SEND A REPORT ON OUR WEBSITE AT
WEATHER DOT GOV SLANT MEMPHIS AND CLICK ON SUBMIT STORM REPORT.
&&
LAT...LON 3650 8883 3639 8889 3641 8895 3630 8896
3620 8903 3620 8916 3605 8916 3589 9027
3647 8998 3639 8997 3639 8975 3643 8973
3640 8959 3634 8954 3637 8951 3650 8954
3650 8949 3646 8946 3650 8942 3651 8931
$$The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 21, 8:51 AM CST | River Flood Warning | MEG | Crockett, Dyer, Lauderdale | 7 days |
| Feb 21, 9:23 AM CST | River Flood Warning | MEG | Dyer | 64 hr |
| Feb 21, 9:23 AM CST | River Flood Warning | MEG | Madison | 44 hr |
| Feb 21, 9:23 AM CST | River Flood Warning | MEG | Fayette, Shelby | 22 hr |
| Feb 21, 9:32 AM CST | Flash Flood Warning | MEG | Benton, Carroll, Gibson, Henry, Weakley | 3 hr |
| Feb 21, 9:40 AM CST | Flash Flood Warning | MEG | Obion | 3 hr |
| Feb 21, 11:05 AM CST | Areal Flood Advisory | MEG | Benton, Carroll, Chester, Crockett, Decatur, Gibson and 3 more | 3 hr |
| Feb 21, 12:31 PM CST | Areal Flood Warning | MEG | Dyer, Gibson, Lake, Obion, Weakley | 3 hr |
| Feb 21, 12:47 PM CST | Areal Flood Advisory | MEG | Benton, Carroll, Gibson, Henry, Obion, Weakley | 3 hr |
| Feb 21, 1:36 PM CST | Areal Flood Advisory | MEG | Chester, Hardeman, Hardin, McNairy | 3 hr |
| Feb 21, 2:26 PM CST | Areal Flood Advisory | MEG | Chester, Decatur, Henderson, Madison | 2 hr |
| Feb 21, 3:30 PM CST | Areal Flood Warning | MEG | Obion | 8 hr |
Nearby
Flash Flood Warnings in Tennessee, 2015Flash Flood Warnings in Missouri, 2015Flash Flood Warnings in Arkansas, 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.