Alert archive / Tennessee / Flash Flood Warnings in 2017
Flash Flood Warning 15, NWS Nashville, TN
NWS Nashville, TN issued this flash flood warning at Jun 5, 2017, 12:42 AM CDT for Montgomery County, Robertson County, Tennessee. It was in force for 3 hr. 2 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
- Jun 5, 2017, 12:42 AM CDT (05:42 UTC)
- Expired
- Jun 5, 2017, 3:45 AM CDT
- In force
- 3 hr
- Issued by
- NWS Nashville, TN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Montgomery County, TN, Robertson County, TN
The radar
The Ft Campbell radar (KHPX), 17 km from the middle of the area, began a volume at 05:43 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 |
|---|---|---|---|
| Jun 5, 1:50 AM CDT | FLASH FLOOD | 4 Wnw Clarksville, TN | SHERIFF OFFICE REPORTED HEAVY RAIN AND EVA DRIVE AND HIGHWAY 41 INTERSECTION CLOSED DUE TO FLASH FLOODING. |
| Jun 5, 2:30 AM CDT | FLASH FLOOD | 1 S Clarksville, TN | SHERIFF DISPATCH REPORTED THAT FROSTY MORN DRIVE AND KRAFT ST. WAS CLOSED DUE TO FLASH FLOODING. |
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 00:00Z, 5.7 hours before the alert went out and 79 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
- 508 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 981 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 34 m²/s²
- 0-3 km storm-relative helicity
- 33 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.6
The text
As transmitted.
494 WGUS54 KOHX 050542 FFWOHX TNC125-147-050845- /O.NEW.KOHX.FF.W.0015.170605T0542Z-170605T0845Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Nashville TN 1242 AM CDT MON JUN 5 2017 The National Weather Service in Nashville has issued a * Flash Flood Warning for... Northern Montgomery County in Middle Tennessee... Northwestern Robertson County in Middle Tennessee... * Until 345 AM CDT * At 1241 AM CDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Some locations have received 1 to 2 inches of rain since 1130 pm. Flash flooding is expected to begin shortly. * Some locations that will experience flooding include... Clarksville, Adams and Woodlawn. LAT...LON 3664 8706 3649 8706 3650 8761 3664 8763 $$ FB
2 follow-up statements
782 WGUS74 KOHX 050712 FFSOHX Flash Flood Statement National Weather Service Nashville TN 212 AM CDT MON JUN 5 2017 TNC125-147-050845- /O.CON.KOHX.FF.W.0015.000000T0000Z-170605T0845Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Montgomery TN-Robertson TN- 212 AM CDT MON JUN 5 2017 ...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 345 AM CDT FOR NORTHERN MONTGOMERY AND NORTHWESTERN ROBERTSON COUNTIES... At 210 AM CDT, local law enforcement reported flash flooding in the Fort Campbell area. Radar indicates that 2 to 3 inches of rain have fallen. Flash flooding is already occurring and Highway 41 and Eva Drive has been closed. Some locations that will experience flooding include... Clarksville, Fort Campbell, Adams and Woodlawn. PRECAUTIONARY/PREPAREDNESS ACTIONS... Be especially cautious at night when it is harder to recognize the dangers of flooding. && LAT...LON 3664 8706 3649 8706 3650 8761 3664 8763 $$ FB
712 WGUS74 KOHX 050836 FFSOHX Flash Flood Statement National Weather Service Nashville TN 336 AM CDT MON JUN 5 2017 TNC125-147-050845- /O.EXP.KOHX.FF.W.0015.000000T0000Z-170605T0845Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Montgomery TN-Robertson TN- 336 AM CDT MON JUN 5 2017 ...THE FLASH FLOOD WARNING FOR NORTHERN MONTGOMERY AND NORTHWESTERN ROBERTSON COUNTIES WILL EXPIRE AT 345 AM CDT... The heavy rain has ended. Flooding is no longer expected to pose a threat. Please continue to heed any remaining road closures. LAT...LON 3664 8706 3649 8706 3650 8761 3664 8763 $$ FB
The office that day
Everything else NWS Nashville, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 4, 7:55 PM CDT | Areal Flood Advisory | OHX | Robertson, Sumner | 3 hr |
| Jun 4, 8:28 PM CDT | Flash Flood Warning | OHX | Robertson, Sumner | 3 hr |
| Jun 4, 9:09 PM CDT | Flash Flood Watch | OHX | Cheatham, Clay, Davidson, Dickson, Fentress, Houston and 12 more | 18 hr |
| Jun 4, 10:16 PM CDT | Areal Flood Advisory | OHX | Macon | 3 hr |
| Jun 5, 12:28 AM CDT | Flash Flood Warning | OHX | Robertson, Sumner | 3 hr |
| Jun 5, 11:07 AM CDT | Areal Flood Advisory | OHX | Sumner, Trousdale, Wilson | 113 min |
Nearby
Flash Flood Warnings in Tennessee, 2017Every flash flood warning in 2017
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.