Alert archive / Tennessee / Special Weather Statements in 2012
Special Weather Statement, NWS Nashville, TN
NWS Nashville, TN issued this special weather statement at Aug 9, 2012, 10:14 PM CDT for Dickson County, Tennessee. It was in force for 31 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
- Aug 9, 2012, 10:14 PM CDT (03:14 UTC)
- Expired
- Aug 9, 2012, 10:45 PM CDT
- In force
- 31 min
- Issued by
- NWS Nashville, TN
County Dickson County, TN
The radar
The Nashville radar (KOHX), 69 km from the middle of the area, began a volume at 03:15 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 00:00Z, 3.2 hours before the alert went out and 62 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
- 737 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 1088 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 102 m²/s²
- 0-3 km storm-relative helicity
- 171 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Nashville, TN wrote its last area forecast discussion before this special weather statement went out at Aug 9, 10:11 PM CDT, 3 minutes earlier.
Area forecast discussion, Aug 9, 10:11 PM CDT, 3 minutes before
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</html>Hazardous weather outlook, Aug 9, 5:30 AM CDT, 16 hours 44 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE NASHVILLE TN 530 AM CDT THU AUG 9 2012 TNZ005>011-022>034-056>066-075-077>080-093>095-101030- STEWART-MONTGOMERY-ROBERTSON-SUMNER-MACON-CLAY-PICKETT-BENTON- HOUSTON-HUMPHREYS-DICKSON-CHEATHAM-DAVIDSON-WILSON-TROUSDALE- SMITH-JACKSON-PUTNAM-OVERTON-FENTRESS-PERRY-HICKMAN-LEWIS- WILLIAMSON-MAURY-MARSHALL-RUTHERFORD-CANNON-DE KALB-WHITE- CUMBERLAND-BEDFORD-COFFEE-WARREN-GRUNDY-VAN BUREN-WAYNE-LAWRENCE- GILES- 530 AM CDT THU AUG 9 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR MIDDLE TENNESSEE. .DAY ONE...TODAY AND TONIGHT THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS TODAY AND TONIGHT. SCATTERED STORMS ARE EXPECTED TODAY. A COLD FRONT IS EXPECTED TO PUSH INTO THE REGION TONIGHT...WITH A LINE OF STORMS POSSIBLE. SOME STORMS MAY BE SEVERE BOTH TODAY AND TONIGHT...WITH DAMAGING WINDS...HAIL...HEAVY RAINFALL AND DANGEROUS CLOUD TO GROUND LIGHTNING. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER CALL TO ACTION STATEMENT... REPORTS FROM TRAINED WEATHER SPOTTERS MAY BE NEEDED. SPOTTER THUNDERSTORM REPORTING CRITERIA... TORNADO FUNNEL CLOUD FLOODING HAIL >= 1/2 INCH WINDS > 50 MPH (MEASURED) STRUCTURAL DAMAGE TREES OR POWER LINES DOWN 04
In the hours before
Local storm report, Aug 9, 4:38 PM CDT, 5 hours 36 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE NASHVILLE TN
438 PM CDT THU AUG 09 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0740 AM TSTM WND DMG SPRINGFIELD 36.50N 86.88W
08/09/2012 ROBERTSON TN TRAINED SPOTTER
TREES AND POWERLINES DOWN ALONG CENTRAL AVENUE. DIME
SIZED HAIL ALSO REPORTED.
0926 AM HAIL MOUNT JULIET 36.21N 86.52W
08/09/2012 E1.00 INCH WILSON TN PUBLIC
0935 AM TSTM WND GST 2 S MOUNT JULIET 36.18N 86.52W
08/09/2012 M50.00 MPH WILSON TN NWS EMPLOYEE
50 MPH GUST AND PEA SIZED HAIL IN PROVIDENCE
0950 AM TSTM WND DMG 4 NE GALLATIN 36.42N 86.40W
08/09/2012 SUMNER TN DEPT OF HIGHWAYS
SEVERAL TREES DOWN ON ROCKBRIDGE ROAD NEAR 31E.
1003 AM TSTM WND DMG 2 W HARTSVILLE 36.39N 86.20W
08/09/2012 TROUSDALE TN PUBLIC
TREE ACROSS OLDHAM ROAD
&&
31Local storm report, Aug 9, 5:36 PM CDT, 4 hours 38 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
536 PM CDT THU AUG 09 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1150 AM TSTM WND DMG SPARTA 35.93N 85.47W
08/09/2012 WHITE TN LAW ENFORCEMENT
SOME POWER LINES AND SOME TREES BLOWN DOWN ACROSS THE
COUNTY.
&&
21Local storm report, Aug 9, 5:37 PM CDT, 4 hours 37 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE NASHVILLE TN
537 PM CDT THU AUG 09 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0740 AM TSTM WND DMG SPRINGFIELD 36.50N 86.88W
08/09/2012 ROBERTSON TN TRAINED SPOTTER
TREES AND POWERLINES DOWN ALONG CENTRAL AVENUE. DIME
SIZED HAIL ALSO REPORTED.
0926 AM HAIL MOUNT JULIET 36.21N 86.52W
08/09/2012 E1.00 INCH WILSON TN PUBLIC
0935 AM TSTM WND GST 2 S MOUNT JULIET 36.18N 86.52W
08/09/2012 M50.00 MPH WILSON TN NWS EMPLOYEE
50 MPH GUST AND PEA SIZED HAIL IN PROVIDENCE
0950 AM TSTM WND DMG 4 NE GALLATIN 36.42N 86.40W
08/09/2012 SUMNER TN DEPT OF HIGHWAYS
SEVERAL TREES DOWN ON ROCKBRIDGE ROAD NEAR 31E.
1003 AM TSTM WND DMG 2 W HARTSVILLE 36.39N 86.20W
08/09/2012 TROUSDALE TN PUBLIC
TREE ACROSS OLDHAM ROAD
1150 AM TSTM WND DMG SPARTA 35.93N 85.47W
08/09/2012 WHITE TN LAW ENFORCEMENT
SOME POWER LINES AND SOME TREES BLOWN DOWN ACROSS THE
COUNTY.
&&
31Special weather statement, Aug 9, 9:29 PM CDT, 45 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
929 PM CDT THU AUG 9 2012
TNZ022-024-025-056-057-100300-
BENTON-DICKSON-HICKMAN-HUMPHREYS-PERRY-
929 PM CDT THU AUG 9 2012
...SIGNIFICANT WEATHER ADVISORY FOR BENTON...DICKSON...HICKMAN...
HUMPHREYS AND PERRY COUNTIES...
AT 929 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
CLUSTER OF STRONG THUNDERSTORMS NEAR WAVERLY...GENERALLY MOVING TO
THE EAST AT 15 TO 20 MPH.
SMALL HAIL...WINDS 40 TO 50 MPH...BRIEF HEAVY RAINFALL...AND FREQUENT
CLOUD TO GROUND LIGHTNING STRIKES ARE EXPECTED WITH THESE STORMS.
LAT...LON 3607 8815 3621 8788 3615 8740 3581 8754
3576 8771 3589 8812
31Special weather statement, Aug 9, 10:14 PM CDT, 0 minutes before
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</html>The office that day
Everything else NWS Nashville, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 9, 9:29 PM CDT | Special Weather Statement | OHX | Benton, Humphreys | 31 min |
| Aug 9, 9:39 PM CDT | Severe Thunderstorm Warning | OHX | Dickson, Hickman, Humphreys | 36 min |
Nearby
Special Weather Statements in Tennessee, 2012Every special weather statement in 2012
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.