Alert archive / Tennessee / Flash Flood Warnings in 2007
Flash Flood Warning 13, NWS Memphis, TN
NWS Memphis, TN issued this flash flood warning at Oct 18, 2007, 12:17 AM CDT for Madison County, Tennessee. It was in force for 118 min. 3 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
- Oct 18, 2007, 12:17 AM CDT (05:17 UTC)
- Expired
- Oct 18, 2007, 2:15 AM CDT
- In force
- 118 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
- Flood severity
- None
County Madison County, TN
The radar
The Memphis radar (KNQA), 103 km from the middle of the area, began a volume at 05:20 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 |
|---|---|---|---|
| Oct 18, 12:20 AM CDT | FLASH FLOOD | Jackson, TN | 2.09 INCHES OF RAINFALL IN PAST 55 MINUTES |
| Oct 18, 12:20 AM CDT | HEAVY RAIN 0 | Jackson, TN | 2.09 INCHES OF RAINFALL IN PAST 55 MINUTES |
| Oct 18, 12:50 AM CDT | FLASH FLOOD | Jackson, TN | ASHCROFT ROAD FLOODED AND HEAVY RAIN FALLING |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Little Rock, AR (KLZK), launched 00:00Z, 5.3 hours before the alert went out and 139 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
- 18 J/kg
- Mixed-layer CIN
- -168 J/kg
- Mixed-layer LCL
- 1339 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 152 m²/s²
- 0-3 km storm-relative helicity
- 207 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KMEG 180519
FFWMEG
TNC113-180715-
/O.NEW.KMEG.FF.W.0013.071018T0517Z-071018T0715Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
1217 AM CDT THU OCT 18 2007
THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
MADISON COUNTY IN SOUTHWEST TENNESSEE...
* UNTIL 215 AM CDT
* AT 1217 AM CDT...LOCAL EMERGENCY MANAGEMENT OFFICIALS REPORTED VERY
HEAVY RAIN OVER THE WARNED AREA. 2 TO 3 INCHES OF RAINFALL HAS
FALLEN ACROSS THE WARNED AREA. THE INTERSECTION OF HENDERSON ROAD
AND RIDGECREST ROAD HAD AT LEAST TWO FEET OF WATER OVER THE
ROADWAY. FRAMWOOD ROAD ALSO HAD MAJOR FLOODING REPORTED.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO FAIRVIEW...
SPRING CREEK...MERCER...JACKSON...BEMIS AND ADAIR.
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 3579 8861 3577 8860 3558 8860 3548 8868
3543 8880 3544 8907 3569 8906 3568 8901
3578 8890 3580 8891
$$1 follow-up statement
000
WGUS74 KMEG 180713
FFSMEG
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
212 AM CDT THU OCT 18 2007
TNC113-180722-
/O.EXP.KMEG.FF.W.0013.000000T0000Z-071018T0715Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MADISON TN-
212 AM CDT THU OCT 18 2007
...THE FLASH FLOOD WARNING WILL EXPIRE AT 215 AM CDT FOR MADISON
COUNTY...
THE HEAVY RAINFALL WHICH PROMPTED THE WARNING HAS DIMINISHED OR
EXITED THE WARNED AREA. THUS THE FLASH FLOOD WARNING HAS BEEN ALLOWED
TO EXPIRE.
LAT...LON 3579 8861 3577 8860 3558 8860 3548 8868
3543 8880 3544 8907 3569 8906 3568 8901
3578 8890 3580 8891
TIME...MOT...LOC 0712Z 180DEG 0KT 3564 8882
$$The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 17, 10:15 PM CDT | Severe Thunderstorm Warning | MEG | Fayette | 30 min |
| Oct 17, 10:44 PM CDT | Severe Thunderstorm Warning | MEG | Fayette, Hardeman, Haywood, Madison | 46 min |
| Oct 17, 11:30 PM CDT | Severe Thunderstorm Warning | MEG | Hardeman, Haywood, Madison | 45 min |
| Oct 18, 3:50 AM CDT | Tornado Warning | MEG | Lauderdale, Tipton | 39 min |
| Oct 18, 6:37 PM CDT | Severe Thunderstorm Warning | MEG | Lauderdale, Tipton | 38 min |
| Oct 18, 6:57 PM CDT | Severe Thunderstorm Warning | MEG | Lake | 33 min |
Nearby
Flash Flood Warnings in Tennessee, 2007Every flash flood warning in 2007
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.