Alert archive / Tennessee / Special Weather Statements in 2022

Special Weather Statement, NWS Nashville, TN

August 6, 2022Cumberland County, Tennessee

NWS Nashville, TN issued this special weather statement at Aug 6, 2022, 6:21 PM CDT for Cumberland 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: Aug 6, 2022, 6:21 PM CDT (23:21 UTC)
Expired: Aug 6, 2022, 7:00 PM CDT
In force: 39 min
Issued by: NWS Nashville, TN
Hail: 0.25 in
Wind: 50

County Cumberland County, TN

The radar

The Knoxville radar (KMRX), 134 km from the middle of the area, began a volume at 23:22 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, 11.4 hours before the alert went out and 158 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 0 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: -4 m²/s²
0-3 km storm-relative helicity: 1 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

988 
WWUS84 KOHX 062321
SPSOHX

Special Weather Statement
National Weather Service Nashville TN
621 PM CDT Sat Aug 6 2022
 
TNZ066-070000-
Cumberland TN-
621 PM CDT Sat Aug 6 2022

...A strong thunderstorm will impact portions of Cumberland County
through 700 PM CDT...

At 621 PM CDT, Doppler radar was tracking a strong thunderstorm over
Crossville, moving east at 20 mph.

HAZARD...Wind gusts up to 50 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects. Minor damage to outdoor objects is 
         possible.

Locations impacted include...
Crossville, Fairfield Glade, Crab Orchard, Pleasant Hill, Lake Tansi,
Cumberland Mountain State Park, Slate Springs and Indian Rock Lake.

This includes Interstate 40 between mile markers 312 and 339.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 3590 8471 3586 8473 3583 8477 3582 8480
      3578 8489 3576 8510 3577 8510 3577 8516
      3603 8521 3612 8486 3608 8483 3610 8482
      3609 8480 3605 8479 3600 8472 3591 8468
TIME...MOT...LOC 2321Z 250DEG 19KT 3593 8501 

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...50 MPH

$$

Barnwell

The office that day

Everything else NWS Nashville, TN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 6, 1:08 PM CDT	Special Weather Statement	OHX	Smith, Trousdale	52 min
Aug 6, 1:14 PM CDT	Special Weather Statement	OHX	Sumner	16 min
Aug 6, 1:19 PM CDT	Special Weather Statement	OHX	Sumner	41 min
Aug 6, 1:56 PM CDT	Special Weather Statement	OHX	Wilson	49 min
Aug 6, 2:31 PM CDT	Special Weather Statement	OHX	Wilson	44 min
Aug 6, 2:59 PM CDT	Special Weather Statement	OHX	Bedford, Cannon, Coffee, DeKalb, Rutherford, Wilson	46 min
Aug 6, 3:30 PM CDT	Areal Flood Advisory	OHX	Cheatham, Davidson, Sumner	2 hr
Aug 6, 3:33 PM CDT	Severe Thunderstorm Warning	OHX	Cannon, Coffee, Rutherford, Warren	42 min
Aug 6, 4:02 PM CDT	Special Weather Statement	OHX	Coffee, Warren	58 min
Aug 6, 4:45 PM CDT	Special Weather Statement	OHX	Van Buren	45 min
Aug 6, 4:50 PM CDT	Special Weather Statement	OHX	Fentress, Pickett	55 min
Aug 6, 5:47 PM CDT	Special Weather Statement	OHX	Fentress	58 min
Aug 6, 5:58 PM CDT	Areal Flood Advisory	OHX	Cumberland, Fentress, Overton	2 hr
Aug 6, 6:06 PM CDT	Flash Flood Warning	OHX	Fentress, Overton	114 min
Aug 6, 6:32 PM CDT	Special Weather Statement	OHX	Giles	43 min
Aug 6, 6:48 PM CDT	Areal Flood Advisory	OHX	Cumberland	117 min

Nearby

Special Weather Statements in Tennessee, 2022 Every special weather statement in 2022

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.