Alert archive / Tennessee / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 26, NWS Nashville, TN

February 22, 2022Giles County, Lawrence County, Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at Feb 22, 2022, 5:40 PM CST for Giles County, Lawrence County, Tennessee. It was in force for 35 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
Feb 22, 2022, 5:40 PM CST (23:40 UTC)
Expired
Feb 22, 2022, 6:15 PM CST
In force
35 min
Issued by
NWS Nashville, TN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Giles County, TN, Lawrence County, TN

The radar

The Northeast Alabama radar (KHTX), 108 km from the middle of the area, began a volume at 23:39 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, 11.7 hours before the alert went out and 116 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 2022-02-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLEL10008507005003002001001 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 2022-02-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 473 square meters per square second.1939587897Sfc1 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
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
493 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
473 m²/s²
0-3 km storm-relative helicity
499 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 Nashville, TN wrote its last area forecast discussion before this severe thunderstorm warning went out at Feb 22, 2:40 PM CST, 3 hours earlier.

Area forecast discussion, Feb 22, 2:40 PM CST, 3 hours before
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Hazardous weather outlook, Feb 22, 2:46 PM CST, 2 hours 54 minutes before
Hazardous Weather Outlook
National Weather Service Nashville TN
246 PM CST Tue Feb 22 2022

TNZ005>011-023>034-056>066-075-077>080-093>095-232100-
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-
246 PM CST Tue Feb 22 2022

This Hazardous Weather Outlook is for Middle Tennessee.

.DAY ONE...This afternoon and tonight.

Heavy rainfall possible through tonight which may lead to
flooding/flash flooding across the mid state. Some strong to severe
thunderstorms will be possible in far southern and southeastern zones
this afternoon into the early evening with damaging winds as the
main threat.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Heavy rainfall will again be possible Wednesday evening through
Friday morning which may lead to additional flooding/flash flooding
across the mid state.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will likely be needed. Please relay any
information about observed severe weather to the NWS while following
all local, state, and CDC guidelines.

06

In the hours before

Special weather statement, Feb 22, 5:28 PM CST, 12 minutes before
Special Weather Statement
National Weather Service Nashville TN
528 PM CST Tue Feb 22 2022

TNZ093>095-230000-
Lawrence TN-Wayne TN-Giles TN-
528 PM CST Tue Feb 22 2022

...Strong thunderstorms will impact portions of southeastern Wayne,
southern Lawrence and northern Giles Counties through 600 PM CST...

At 528 PM CST, Doppler radar was tracking strong thunderstorms along
a line extending from near Lawrenceburg to 10 miles north of
Underwood-Petersville. Movement was northeast at 50 mph.

HAZARD...Winds in excess of 40 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Lawrenceburg, Pulaski, Loretto, St. Joseph, Lynnville, Leoma,
Westpoint and Iron City.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3501 8780 3507 8781 3542 8702 3521 8690
      3500 8755
TIME...MOT...LOC 2328Z 246DEG 44KT 3520 8728 3502 8770

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

Rose

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 21, 7:16 PM CSTSpecial Weather StatementOHXBedford, Marshall29 min
Feb 21, 7:46 PM CSTSpecial Weather StatementOHXHouston29 min
Feb 22, 7:24 AM CSTSpecial Weather StatementOHXHouston, Stewart51 min
Feb 22, 7:41 AM CSTSevere Thunderstorm WarningOHXMontgomery, Stewart34 min
Feb 22, 8:12 AM CSTSpecial Weather StatementOHXHouston, Montgomery, Stewart48 min
Feb 22, 8:34 AM CSTSevere Thunderstorm WarningOHXCheatham, Dickson, Houston, Montgomery, Robertson26 min
Feb 22, 8:56 AM CSTSpecial Weather StatementOHXRobertson, Sumner64 min
Feb 22, 8:59 AM CSTSevere Thunderstorm WarningOHXCheatham, Robertson, Sumner30 min
Feb 22, 9:05 AM CSTSpecial Weather StatementOHXCheatham, Dickson, Humphreys40 min
Feb 22, 9:26 AM CSTAreal Flood AdvisoryOHXDickson, Houston, Humphreys, Montgomery, Robertson, Stewart3 hr
Feb 22, 9:36 AM CSTSpecial Weather StatementOHXCheatham, Davidson, Dickson, Humphreys39 min
Feb 22, 9:55 AM CSTSpecial Weather StatementOHXClay, Macon, Sumner, Trousdale50 min
Feb 22, 10:18 AM CSTSpecial Weather StatementOHXDavidson, Smith, Wilson42 min
Feb 22, 10:22 AM CSTAreal Flood AdvisoryOHXCheatham, Dickson, Hickman, Humphreys, Montgomery, Perry and 1 more3 hr
Feb 22, 10:34 AM CSTAreal Flood AdvisoryOHXCheatham, Davidson, Macon, Robertson, Rutherford, Sumner and 3 more3 hr
Feb 22, 10:39 AM CSTSpecial Weather StatementOHXClay, Jackson51 min
Feb 22, 10:58 AM CSTSpecial Weather StatementOHXFentress, Jackson, Overton, Pickett47 min
Feb 22, 11:02 AM CSTAreal Flood AdvisoryOHXClay, Jackson, Macon, Overton, Pickett, Smith and 2 more3 hr
Feb 22, 11:03 AM CSTAreal Flood AdvisoryOHXHickman, Lewis, Maury, Perry, Rutherford, Wayne and 1 more3 hr
Feb 22, 11:39 AM CSTSpecial Weather StatementOHXDeKalb, Putnam51 min
Feb 22, 11:41 AM CSTAreal Flood AdvisoryOHXCumberland, DeKalb, Fentress, Jackson, Overton, Pickett and 4 more3 hr
Feb 22, 1:51 PM CSTRiver Flood AdvisoryOHXDavidson2 hr
Feb 22, 4:19 PM CSTRiver Flood AdvisoryOHXDavidson3 hr
Feb 22, 4:31 PM CSTAreal Flood AdvisoryOHXDavidson, Hickman, Lewis, Maury, Perry, Rutherford and 3 more119 min
Feb 22, 4:32 PM CSTRiver Flood AdvisoryOHXHickman6 hr
Feb 22, 5:18 PM CSTAreal Flood AdvisoryOHXBedford, Giles, Lawrence, Lewis, Marshall, Maury and 2 more117 min
Feb 22, 5:28 PM CSTSpecial Weather StatementOHXGiles, Lawrence32 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 2022Every severe thunderstorm warning 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.