Alert archive / Tennessee / Flash Flood Warnings in 2011
Flash Flood Warning 44, NWS Nashville, TN
NWS Nashville, TN issued this flash flood warning at Sep 4, 2011, 5:52 PM CDT for Houston County, Montgomery County, Stewart County, Tennessee. It was in force for 3 hr. 1 report 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
- Sep 4, 2011, 5:52 PM CDT (22:52 UTC)
- Expired
- Sep 4, 2011, 9:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS Nashville, TN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Houston County, TN, Montgomery County, TN, Stewart County, TN
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 4, 7:30 PM CDT | FLASH FLOOD | Erin, TN | WATER OVER ROAD AT HIGHWAY 13 AND MOBLEY LANE |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 10.9 hours before the alert went out and 95 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
- 658 J/kg
- Mixed-layer CIN
- -92 J/kg
- Mixed-layer LCL
- 1398 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- -2 m²/s²
- 0-3 km storm-relative helicity
- 4 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
146
WGUS54 KOHX 042252
FFWOHX
TNC083-125-161-050200-
/O.NEW.KOHX.FF.W.0044.110904T2252Z-110905T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
552 PM CDT SUN SEP 4 2011
THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
HOUSTON COUNTY IN MIDDLE TENNESSEE...
NORTHWESTERN MONTGOMERY COUNTY IN MIDDLE TENNESSEE...
SOUTHERN STEWART COUNTY IN MIDDLE TENNESSEE...
* UNTIL 900 PM CDT
* AT 550 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN
AREA OF VERY HEAVY RAINFALL ACROSS THE WARNED AREA. A FRONTAL
BOUNDARY HAS STALLED OVER THIS REGION, WITH THE ONGOING AREA OF
HEAVY RAIN SHOWING VERY LITTLE MOVEMENT.
* RUNOFF FROM THIS EXCESSIVE RAINFALL MAY CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT COULD EXPERIENCE FLOODING INCLUDE...
CLARKSVILLE...ERIN...AND TENNESSEE RIDGE.
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.
&&
LAT...LON 3664 8711 3636 8753 3624 8778 3624 8781
3645 8798 3650 8769 3664 8761
$$
ROSEThe office that day
Everything else NWS Nashville, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 3, 11:32 PM CDT | Special Weather Statement | OHX | Montgomery | 28 min |
| Sep 3, 11:34 PM CDT | Severe Thunderstorm Warning | OHX | Montgomery | 26 min |
| Sep 4, 3:11 AM CDT | Flash Flood Watch | OHX | Bedford, Cannon, Coffee, Cumberland, DeKalb, Fentress and 11 more | 49 hr |
| Sep 4, 2:32 PM CDT | Severe Thunderstorm Warning | OHX | Fentress, Pickett | 28 min |
| Sep 4, 3:02 PM CDT | Special Weather Statement | OHX | DeKalb | 28 min |
| Sep 4, 4:38 PM CDT | Severe Thunderstorm Warning | OHX | Cannon, DeKalb, Rutherford, Wilson | 37 min |
| Sep 4, 6:38 PM CDT | Flash Flood Warning | OHX | Benton, Houston, Humphreys | 4 hr |
Nearby
Flash Flood Warnings in Tennessee, 2011Every flash flood warning in 2011
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.