Alert archive / Tennessee / Special Weather Statements in 2017

Special Weather Statement, NWS Nashville, TN

May 11, 2017Pickett County, Tennessee

NWS Nashville, TN issued this special weather statement at May 11, 2017, 6:06 PM CDT for Pickett County, Tennessee. It was in force for 54 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: May 11, 2017, 6:06 PM CDT (23:06 UTC)
Expired: May 11, 2017, 7:00 PM CDT
In force: 54 min
Issued by: NWS Nashville, TN

County Pickett County, TN

The radar

The Nashville radar (KOHX), 131 km from the middle of the area, began a volume at 23:06 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, 11.1 hours before the alert went out and 138 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: 2 J/kg
Mixed-layer CIN: -347 J/kg
Mixed-layer LCL: 1335 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 68 m²/s²
0-3 km storm-relative helicity: 134 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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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 May 11, 2:53 PM CDT, 3 hours 13 minutes earlier.

Area forecast discussion, May 11, 2:53 PM CDT, 3 hours 13 minutes before

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Hazardous weather outlook, May 11, 3:26 PM CDT, 2 hours 40 minutes before

Hazardous Weather Outlook
National Weather Service Nashville TN
326 PM CDT Thu May 11 2017

TNZ005>011-023>034-056>066-075-077>080-093>095-122030-
Stewart-Montgomery-Robertson-Sumner-Macon-Clay-Pickett-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-
326 PM CDT Thu May 11 2017

This Hazardous Weather Outlook is for portions of Middle
Tennessee.

.DAY ONE...This Afternoon and Tonight.

A few strong to severe storms will be possible tonight between
8 pm and 2 am, generally for areas along and north of I-40. The
main concerns will be damaging winds and large hail. Heavy rains
might also cause some localized flooding issues by Friday
morning.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may become necessary tonight.

Spotter Thunderstorm Reporting Criteria
Tornado
Funnel Cloud
Flooding
Hail >= 1/2 inch
Winds > 50 MPH (Measured)
Structural Damage
Trees or Power Lines Down

27

In the hours before

Special weather statement, May 11, 5:53 PM CDT, 13 minutes before

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Special weather statement, May 11, 6:06 PM CDT, 0 minutes before

Special Weather Statement
National Weather Service Nashville TN
606 PM CDT THU MAY 11 2017

TNZ010-011-033-034-120000-
Fentress TN-Overton TN-Pickett TN-Clay TN-
606 PM CDT THU MAY 11 2017

...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN OVERTON...PICKETT...
EASTERN CLAY AND NORTHERN FENTRESS COUNTIES UNTIL 700 PM CDT...

At 604 PM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from 7 miles north of Celina to near Monticello,
Kentucky. Movement was southeast at 35 mph.

Dime size hail and winds in excess of 40 mph will be possible with
these storms.

Locations impacted include...
Jamestown, Celina, Byrdstown, Wolf River Dock, Dale Hollow Lake, Pall
Mall, Pickett State Park and Standing Stone State Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If on or near Dale Hollow Lake, get out of the water and move
indoors or inside a vehicle. Remember, lightning can strike out to
10 miles from the parent thunderstorm. If you can hear thunder, you
are close enough to be struck by lightning. Move to safe shelter
now! Do not be caught on the water in a thunderstorm.

&&

LAT...LON 3644 8550 3662 8549 3663 8527 3660 8479
      3650 8472 3644 8469
TIME...MOT...LOC 2304Z 284DEG 30KT 3688 8473 3665 8547

Shamburger

The office that day

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

Issued	Product	Office	Counties	Lasted
May 11, 10:14 AM CDT	River Flood Advisory	OHX	Stewart	3 days
May 11, 5:53 PM CDT	Special Weather Statement	OHX	Clay	52 min
May 11, 6:47 PM CDT	Special Weather Statement	OHX	Jackson	43 min

Nearby

Special Weather Statements in Tennessee, 2017 Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.