Alert archive / Tennessee / Flash Flood Warnings in 2007
Flash Flood Warning 5, NWS Nashville, TN
NWS Nashville, TN issued this flash flood warning at Sep 11, 2007, 10:01 AM CDT for Davidson County, Tennessee. It was in force for 119 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
- Sep 11, 2007, 10:01 AM CDT (15:01 UTC)
- Expired
- Sep 11, 2007, 12:00 PM CDT
- In force
- 119 min
- Issued by
- NWS Nashville, TN
- Area
- Counties, with a storm outline in the text
- Flood severity
- Moderate
County Davidson County, TN
The radar
The Nashville radar (KOHX), 19 km from the middle of the area, began a volume at 15:05 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
Nashville Metro, TN (KBNA), launched 12:00Z, 3.0 hours before the alert went out and 16 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
- 203 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 558 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 50 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KOHX 111510 CCA FFWOHX TNC037-111700- /T.COR.KOHX.FF.W.0002.070911T1501Z-070911T1700Z/ /00000.2.DM.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED TEST...FLASH FLOOD WARNING...CORRECTED...TEST NATIONAL WEATHER SERVICE NASHVILLE TN 1001 AM CDT TUE SEP 11 2007 ...THIS MESSAGE IS FOR TEST PURPOSES ONLY... THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A * THIS IS A TEST MESSAGE. FLASH FLOOD WARNING FOR A DAM FAILURE IN... CENTRAL DAVIDSON COUNTY IN TENNESSEE... THIS INCLUDES THE CITY OF NASHVILLE... * UNTIL NOON CDT * THIS IS A TEST MESSAGE. AT 1001 AM CDT...THE TEST DAM FAILED CAUSING FLASH FLOODING DOWNSTREAM ON THE TEST RIVER. TEST CORRECTION MADE HERE. * THIS IS A TEST MESSAGE. AFFECTED LOCATIONS INCLUDE BELLE MEADE... FOREST HILLS...NASHVILLE AND OAK HILL THIS IS A TEST MESSAGE. DAM ON THE TEST RIVER UPSTREAM HAS GIVEN WAY AND HIGH WATERS ARE NOW MOVING DOWNSTREAM. AREAS DOWNSTREAM FROM THE DAM ALONG THE TEST RIVER SHOULD BE PREPARED FOR FLOODING. TAKE NECESSARY PRECAUTIONS IMMEDIATELY. THIS IS A TEST MESSAGE. PEOPLE BELOW THE DAM SHOULD TAKE IMMEDIATE ACTION BY MONITORING LOCAL RADIO OR TELEVISION AND FOLLOWING INSTRUCTIONS FOR ANY REQUIRED EVACUATION AS OUTLINED BY LOCAL EMERGENCY OFFICIALS. THIS IS A TEST MESSAGE. DO NOT TAKE ACTION BASED ON THIS MESSAGE. LAT...LON 3627 8665 3604 8661 3606 8696 3628 8693 $$ LAROSA
2 follow-up statements
000 WGUS74 KOHX 111534 FFSOHX TEST...FLASH FLOOD STATEMENT...TEST NATIONAL WEATHER SERVICE NASHVILLE TN 1032 AM CDT TUE SEP 11 2007 ...THIS MESSAGE IS FOR TEST PURPOSES ONLY... TNC037-111542- /T.EXP.KOHX.FF.W.0002.000000T0000Z-070911T1800Z/ /00000.0.DM.000000T0000Z.000000T0000Z.000000T0000Z.OO/ DAVIDSON TN- 1032 AM CDT TUE SEP 11 2007 ...THIS MESSAGE IS FOR TEST PURPOSES ONLY... ...THE FLASH FLOOD WARNING HAS EXPIRED FOR CENTRAL DAVIDSON COUNTY... THIS IS A TEST MESSAGE. DO NOT TAKE ACTION BASED ON THIS MESSAGE. LAT...LON 3627 8665 3604 8661 3606 8696 3628 8693 $$ LAROSA
000
WGUS74 KOHX 111541
FFSOHX
TEST...FLASH FLOOD STATEMENT...TEST
NATIONAL WEATHER SERVICE NASHVILLE TN
1040 AM CDT TUE SEP 11 2007
...THIS MESSAGE IS FOR TEST PURPOSES ONLY...
TNC037-111550-
/T.CAN.KOHX.FF.W.0003.000000T0000Z-070911T1730Z/
/00000.U.DM.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DAVIDSON TN-
1040 AM CDT TUE SEP 11 2007
...THIS MESSAGE IS FOR TEST PURPOSES ONLY...
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR DAVIDSON COUNTY...
THIS IS A TEST MESSAGE. DO NOT TAKE ACTION BASED ON THIS MESSAGE.
THIS COMPLETES ALL TESTING OF FLASH FLOOD WARNINGS AND SERVICES BY
THE NATIONAL WEATHER SERVICE IN NASHVILLE. NO MORE TEST PRODUCTS
WILL BE ISSUED TODAY.
LAT...LON 3620 8656 3604 8656 3598 8660 3605 8682
3605 8694 3600 8704 3608 8704 3614 8699
3638 8690 3634 8680 3640 8675
$$
LAROSANearby
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.