Alert archive / Tennessee / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 85, NWS Memphis, TN

May 7, 2023Benton County, Henry County, Tennessee

NWS Memphis, TN issued this severe thunderstorm warning at May 7, 2023, 3:05 PM CDT for Benton County, Henry County, Tennessee. It was in force for 40 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 7, 2023, 3:05 PM CDT (20:05 UTC)
Expired
May 7, 2023, 3:45 PM CDT
In force
40 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Benton County, TN, Henry County, TN

The radar

The Ft Campbell radar (KHPX), 100 km from the middle of the area, began a volume at 20:07 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, 8.1 hours before the alert went out and 142 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-pSkew-T log-p diagram, Nashville Metro, TN at 12:00Z on 2023-05-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 117 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 12:00Z on 2023-05-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 189 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
117 J/kg
Mixed-layer CIN
-332 J/kg
Mixed-layer LCL
802 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
189 m²/s²
0-3 km storm-relative helicity
303 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Memphis, TN wrote its last area forecast discussion before this severe thunderstorm warning went out at May 7, 12:44 PM CDT, 2 hours 21 minutes earlier.

Area forecast discussion, May 7, 12:44 PM CDT, 2 hours 21 minutes before
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In the hours before

Special weather statement, May 7, 2:12 PM CDT, 53 minutes before
Special Weather Statement
National Weather Service Memphis TN
212 PM CDT Sun May 7 2023

TNZ002>004-071945-
Weakley TN-Obion TN-Henry TN-
212 PM CDT Sun May 7 2023

...A strong thunderstorm will impact portions of Weakley,
southeastern Obion and northwestern Henry Counties through 245 PM
CDT...

At 212 PM CDT, Doppler radar was tracking a strong thunderstorm near
Martin, moving east at 30 mph.

HAZARD...Half inch hail.

SOURCE...Radar indicated.

IMPACT...Minor damage to outdoor objects is possible.

Locations impacted include...
Martin, Dresden, Gleason, Sharon, Cottage Grove, Latham,
Palmersville, Routon, Matheny Grove, Sandhill, Ore Springs, Sidonia,
Hyndsver, Mount Pelia, Jones Mill, Como, Ralston, Mill Creek, Osage
and Brundige.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3623 8835 3619 8893 3622 8896 3620 8896
      3620 8898 3636 8902 3650 8841
TIME...MOT...LOC 1912Z 260DEG 27KT 3629 8891

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...<30 MPH

ARS

The office that day

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

IssuedProductOfficeCountiesLasted
May 7, 5:28 PM CDTSpecial Weather StatementMEGYalobusha32 min
May 7, 2:12 PM CDTSpecial Weather StatementMEGWeakley33 min
May 7, 2:24 PM CDTSevere Thunderstorm WarningMEGHenry, Weakley51 min
May 7, 4:34 PM CDTSpecial Weather StatementMEGHenry26 min
May 7, 4:51 PM CDTSevere Thunderstorm WarningMEGBenton, Henry39 min
May 7, 5:34 PM CDTSpecial Weather StatementMEGHenry26 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 2023Every severe thunderstorm warning in 2023

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.