Alert archive / Tennessee / Special Weather Statements in 2018

Special Weather Statement, NWS Nashville, TN

June 27, 2018Macon County, Trousdale County, Tennessee

NWS Nashville, TN issued this special weather statement at Jun 27, 2018, 11:00 PM CDT for Macon County, Trousdale County, Tennessee. It was in force for 30 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: Jun 27, 2018, 11:00 PM CDT (04:00 UTC)
Expired: Jun 27, 2018, 11:30 PM CDT
In force: 30 min
Issued by: NWS Nashville, TN

Counties Macon County, TN, Trousdale County, TN

The radar

The Nashville radar (KOHX), 63 km from the middle of the area, began a volume at 04:00 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, 4.0 hours before the alert went out and 72 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: 1176 J/kg
Mixed-layer CIN: -80 J/kg
Mixed-layer LCL: 1257 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 133 m²/s²
0-3 km storm-relative helicity: 210 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 6.0

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 Jun 27, 8:08 PM CDT, 2 hours 52 minutes earlier.

Area forecast discussion, Jun 27, 8:08 PM CDT, 2 hours 52 minutes before

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Hazardous weather outlook, Jun 27, 8:14 AM CDT, 14 hours 46 minutes before

Hazardous Weather Outlook
National Weather Service Nashville TN
814 AM CDT Wed Jun 27 2018

TNZ005>011-023>034-056>066-075-077>080-093>095-281130-
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-
814 AM CDT Wed Jun 27 2018

This Hazardous Weather Outlook is for portions of Middle
Tennessee.

.DAY ONE...Today and Tonight

A few strong to severe thunderstorms will be possible across
Middle Tennessee mainly this afternoon, then again late tonight.
The main concern with any strong to severe thunderstorms that do
develop will be strong to damaging winds. Minor flooding is also
possible.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

In the hours before

Local storm report, Jun 27, 6:22 PM CDT, 4 hours 38 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
622 PM CDT WED JUN 27 2018

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0325 PM     TSTM WND DMG     WAVERLY                 36.09N  87.79W
06/27/2018                   HUMPHREYS          TN   SOCIAL MEDIA

            TREES AND POWER LINES DOWN MAINLY IN THE NORTH PART OF
            THE CITY

&&

EVENT NUMBER OHX1800203

ROSE

Local storm report, Jun 27, 6:33 PM CDT, 4 hours 27 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
633 PM CDT WED JUN 27 2018

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0628 PM     HAIL             3 NW CENTERTOWN         35.76N  85.96W
06/27/2018  E1.00 INCH       WARREN             TN   TRAINED SPOTTER

&&

EVENT NUMBER OHX1800204

ROSE

Special weather statement, Jun 27, 6:58 PM CDT, 4 hours 2 minutes before

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Local storm report, Jun 27, 8:49 PM CDT, 2 hours 11 minutes before

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Special weather statement, Jun 27, 10:21 PM CDT, 39 minutes before

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Special weather statement, Jun 27, 11:00 PM CDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 27, 7:55 PM CDT	Areal Flood Advisory	OHX	Coffee, Grundy, Van Buren, Warren	3 hr
Jun 27, 10:21 PM CDT	Special Weather Statement	OHX	Sumner	24 min
Jun 28, 2:06 AM CDT	Special Weather Statement	OHX	Clay, Fentress, Overton, Pickett	54 min
Jun 28, 3:11 AM CDT	Special Weather Statement	OHX	Clay, Cumberland, Fentress, Overton, Pickett	94 min
Jun 28, 4:24 AM CDT	Areal Flood Advisory	OHX	Clay, Fentress, Overton, Pickett	2 hr
Jun 28, 5:21 AM CDT	Special Weather Statement	OHX	Fentress, Pickett	39 min
Jun 28, 6:06 AM CDT	Special Weather Statement	OHX	Fentress	24 min
Jun 28, 6:25 AM CDT	Flash Flood Warning	OHX	Fentress, Pickett	2 hr
Jun 28, 7:35 AM CDT	Special Weather Statement	OHX	Cumberland, Putnam, White	40 min
Jun 28, 8:30 AM CDT	Special Weather Statement	OHX	Van Buren	45 min
Jun 28, 9:00 AM CDT	Special Weather Statement	OHX	Rutherford	30 min
Jun 28, 9:11 AM CDT	Special Weather Statement	OHX	Montgomery	34 min
Jun 28, 9:32 AM CDT	Special Weather Statement	OHX	Williamson	28 min
Jun 28, 9:39 AM CDT	Special Weather Statement	OHX	Dickson	36 min
Jun 28, 9:39 AM CDT	Severe Thunderstorm Warning	OHX	Marshall, Rutherford, Williamson	36 min
Jun 28, 9:47 AM CDT	Special Weather Statement	OHX	Davidson, Williamson	43 min
Jun 28, 10:09 AM CDT	Areal Flood Advisory	OHX	Williamson	2 hr
Jun 28, 10:11 AM CDT	Special Weather Statement	OHX	Dickson	34 min
Jun 28, 10:17 AM CDT	Severe Thunderstorm Warning	OHX	Maury, Williamson	43 min
Jun 28, 10:37 AM CDT	Severe Thunderstorm Warning	OHX	Bedford, Marshall, Maury, Rutherford, Williamson	38 min
Jun 28, 10:55 AM CDT	Severe Thunderstorm Warning	OHX	Bedford, Giles, Marshall, Maury	65 min
Jun 28, 10:59 AM CDT	Special Weather Statement	OHX	Bedford	31 min
Jun 28, 11:19 AM CDT	Special Weather Statement	OHX	Dickson	26 min
Jun 28, 11:22 AM CDT	Special Weather Statement	OHX	Houston, Montgomery, Stewart	38 min
Jun 28, 11:44 AM CDT	Severe Thunderstorm Warning	OHX	Houston, Humphreys, Stewart	46 min
Jun 28, 11:48 AM CDT	Severe Thunderstorm Warning	OHX	Giles, Marshall, Maury	42 min
Jun 28, 12:03 PM CDT	Special Weather Statement	OHX	Dickson, Maury	42 min
Jun 28, 12:07 PM CDT	Flash Flood Watch	OHX	Bedford, Coffee, Dickson, Giles, Hickman, Houston and 8 more	3 hr
Jun 28, 12:11 PM CDT	Severe Thunderstorm Warning	OHX	Dickson, Hickman, Humphreys	49 min
Jun 28, 12:18 PM CDT	Areal Flood Advisory	OHX	Houston, Humphreys, Stewart	117 min
Jun 28, 12:18 PM CDT	Special Weather Statement	OHX	Montgomery	27 min
Jun 28, 12:23 PM CDT	Severe Thunderstorm Warning	OHX	Giles, Marshall	52 min
Jun 28, 12:27 PM CDT	Severe Thunderstorm Warning	OHX	Hickman, Humphreys, Lewis, Perry	33 min
Jun 28, 12:39 PM CDT	Areal Flood Advisory	OHX	Dickson, Hickman, Houston, Humphreys, Williamson	3 hr
Jun 28, 12:43 PM CDT	Severe Thunderstorm Warning	OHX	Giles, Hickman, Lawrence, Lewis, Maury, Williamson	32 min
Jun 28, 1:00 PM CDT	Special Weather Statement	OHX	Cheatham, Davidson, Montgomery, Robertson, Williamson	45 min
Jun 28, 1:09 PM CDT	Severe Thunderstorm Warning	OHX	Giles, Lawrence, Lewis, Marshall, Maury	66 min
Jun 28, 1:43 PM CDT	Special Weather Statement	OHX	Davidson, Robertson, Rutherford, Sumner	62 min
Jun 28, 1:49 PM CDT	Areal Flood Advisory	OHX	Bedford, Giles, Hickman, Lawrence, Lewis, Marshall and 3 more	116 min
Jun 28, 2:11 PM CDT	Special Weather Statement	OHX	Bedford, Coffee, Grundy, Warren	64 min
Jun 28, 2:20 PM CDT	Heat Advisory	OHX	Dickson, Hickman, Houston, Humphreys, Lawrence, Lewis and 4 more	53 hr

Nearby

Special Weather Statements in Tennessee, 2018 Every special weather statement in 2018

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.