Alert archive / Tennessee / Special Weather Statements in 2016
Special Weather Statement, NWS Nashville, TN
NWS Nashville, TN issued this special weather statement at Oct 20, 2016, 1:21 PM CDT for Davidson County, Sumner County, Wilson County, Tennessee. It was in force for 39 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
- Oct 20, 2016, 1:21 PM CDT (18:21 UTC)
- Expired
- Oct 20, 2016, 2:00 PM CDT
- In force
- 39 min
- Issued by
- NWS Nashville, TN
Counties Davidson County, TN, Sumner County, TN, Wilson County, TN
The radar
The Nashville radar (KOHX), 3 km from the middle of the area, began a volume at 18:23 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, 6.4 hours before the alert went out and 12 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
- 171 J/kg
- Mixed-layer CIN
- -104 J/kg
- Mixed-layer LCL
- 1331 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 48 m²/s²
- 0-3 km storm-relative helicity
- -17 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
503 WWUS84 KOHX 201821 SPSOHX SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NASHVILLE TN 121 PM CDT THU OCT 20 2016 TNZ008-027-028-201900- DAVIDSON TN-SUMNER TN-WILSON TN- 121 PM CDT THU OCT 20 2016 ...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN DAVIDSON...SOUTHERN SUMNER AND NORTHWESTERN WILSON COUNTIES UNTIL 200 PM CDT... AT 120 PM CDT...DOPPLER RADAR WAS TRACKING STRONG THUNDERSTORMS NEAR MADISON...OR JUST NORTH OF NASHVILLE...MOVING EAST AT 35 MPH. WINDS IN EXCESS OF 40 MPH AND HEAVY DOWNPOURS WILL OCCUR WITH THESE STORM. LOCATIONS IMPACTED INCLUDE... GALLATIN...LEBANON...NASHVILLE...MADISON...HENDERSONVILLE...MOUNT JULIET...GOODLETTSVILLE...MILLERSVILLE...LAKEWOOD...HERMITAGE... BELINDA CITY...OLD HICKORY...RURAL HILL...BERRY HILL...BLEDSOE CREEK STATE PARK...WHITES CREEK...COTTONTOWN...PERCY PRIEST LAKE AND GLADEVILLE. LAT...LON 3612 8678 3629 8684 3656 8639 3610 8620 TIME...MOT...LOC 1820Z 250DEG 31KT 3622 8672 $$ 13
The office that day
Everything else NWS Nashville, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 20, 1:07 PM CDT | Special Weather Statement | OHX | Davidson | 23 min |
| Oct 20, 1:52 PM CDT | Special Weather Statement | OHX | Trousdale | 23 min |
| Oct 20, 2:16 PM CDT | Special Weather Statement | OHX | Macon, Trousdale | 44 min |
| Oct 20, 2:35 PM CDT | Special Weather Statement | OHX | Clay | 25 min |
| Oct 20, 5:29 PM CDT | Special Weather Statement | OHX | Cannon, DeKalb | 46 min |
Nearby
Special Weather Statements in Tennessee, 2016Every special weather statement in 2016
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.