Alert archive / Tennessee / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 28, NWS Huntsville, AL

March 25, 2019Franklin County, Moore County, Tennessee

NWS Huntsville, AL issued this severe thunderstorm warning at Mar 25, 2019, 2:23 PM CDT for Franklin County, Moore County, Tennessee. It was in force for 37 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
Mar 25, 2019, 2:23 PM CDT (19:23 UTC)
Expired
Mar 25, 2019, 3:00 PM CDT
In force
37 min
Issued by
NWS Huntsville, AL
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Franklin County, TN, Moore County, TN

The radar

The Northeast Alabama radar (KHTX), 35 km from the middle of the area, began a volume at 19:27 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

Birmingham, AL (KBMX), launched 12:00Z, 7.4 hours before the alert went out and 232 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, Birmingham, AL at 12:00Z on 2019-03-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Birmingham, AL at 12:00Z on 2019-03-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 127 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1123 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
127 m²/s²
0-3 km storm-relative helicity
124 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

Everything else NWS Huntsville, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 25, 4:05 PM CDTSpecial Weather StatementHUNJackson25 min
Mar 25, 4:41 PM CDTSpecial Weather StatementHUNMadison34 min
Mar 25, 5:07 PM CDTSpecial Weather StatementHUNMadison23 min
Mar 25, 5:25 PM CDTSpecial Weather StatementHUNMadison35 min
Mar 25, 6:13 PM CDTSpecial Weather StatementHUNDeKalb32 min
Mar 25, 6:43 PM CDTSpecial Weather StatementHUNDeKalb32 min
Mar 25, 1:49 PM CDTSpecial Weather StatementHUNLincoln, Moore41 min
Mar 25, 2:11 PM CDTSpecial Weather StatementHUNFranklin, Moore34 min
Mar 25, 2:25 PM CDTSpecial Weather StatementHUNFranklin, Lincoln, Moore50 min
Mar 25, 3:08 PM CDTSpecial Weather StatementHUNFranklin52 min
Mar 25, 4:50 PM CDTSpecial Weather StatementHUNFranklin, Moore25 min
Mar 25, 5:13 PM CDTSpecial Weather StatementHUNFranklin32 min
Mar 25, 6:12 PM CDTSpecial Weather StatementHUNMarion3 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 2019Every severe thunderstorm warning in 2019

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.