Alert archive / Tennessee / Severe Thunderstorm Watches in 2001

Severe Thunderstorm Watch 152

April 15, 20015 counties in Alabama; 17 counties in Mississippi; 46 counties in Tennessee

The Storm Prediction Center issued this severe thunderstorm watch at Apr 15, 2001, 5:15 AM CDT for 5 counties in Alabama; 17 counties in Mississippi; 46 counties in Tennessee. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Apr 15, 2001, 5:15 AM CDT (10:15 UTC)
Expired
Apr 15, 2001, 11:00 AM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 68 counties

Colbert County, AL, Franklin County, AL, Lauderdale County, AL, Lawrence County, AL, Limestone County, AL, Alcorn County, MS, Benton County, MS, Coahoma County, MS, DeSoto County, MS, Itawamba County, MS, Lafayette County, MS, Lee County, MS, Marshall County, MS, Panola County, MS, Pontotoc County, MS, Prentiss County, MS, Quitman County, MS, Tate County, MS, Tippah County, MS, Tishomingo County, MS, Tunica County, MS, Union County, MS, Bedford County, TN, Benton County, TN, Cannon County, TN, Carroll County, TN, Cheatham County, TN, Chester County, TN, Clay County, TN, Crockett County, TN, Davidson County, TN, Decatur County, TN, Dickson County, TN, Fayette County, TN, Gibson County, TN, Giles County, TN, Hardeman County, TN, Hardin County, TN, Haywood County, TN, Henderson County, TN, Henry County, TN, Hickman County, TN, Houston County, TN, Humphreys County, TN, Jackson County, TN, Lawrence County, TN, Lewis County, TN, Lincoln County, TN, Macon County, TN, Madison County, TN, Marshall County, TN, Maury County, TN, McNairy County, TN, Montgomery County, TN, Obion County, TN, Perry County, TN, Robertson County, TN, Rutherford County, TN, Shelby County, TN, Smith County, TN, Stewart County, TN, Sumner County, TN, Tipton County, TN, Trousdale County, TN, Wayne County, TN, Weakley County, TN, Williamson County, TN, Wilson County, TN

Warnings issued inside it

23 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Apr 15, 5:18 AM CDTSevere Thunderstorm WarningOHXDickson, Houston, Humphreys27 min
Apr 15, 5:34 AM CDTSevere Thunderstorm WarningOHXMontgomery, Stewart41 min
Apr 15, 5:39 AM CDTSevere Thunderstorm WarningMEGMarshall36 min
Apr 15, 5:45 AM CDTSevere Thunderstorm WarningMEGHenry30 min
Apr 15, 5:52 AM CDTSevere Thunderstorm WarningOHXBenton, Dickson, Houston, Humphreys38 min
Apr 15, 5:57 AM CDTSevere Thunderstorm WarningMEGBenton33 min
Apr 15, 6:05 AM CDTSevere Thunderstorm WarningOHXDavidson, Wilson25 min
Apr 15, 6:13 AM CDTSevere Thunderstorm WarningMEGAlcorn, Tippah32 min
Apr 15, 6:13 AM CDTSevere Thunderstorm WarningMEGMcNairy32 min
Apr 15, 6:17 AM CDTSevere Thunderstorm WarningOHXDavidson, Robertson, Sumner28 min
Apr 15, 6:17 AM CDTSevere Thunderstorm WarningOHXCheatham, Dickson, Houston, Montgomery28 min
Apr 15, 6:17 AM CDTSevere Thunderstorm WarningOHXHickman, Williamson28 min
Apr 15, 6:17 AM CDTSevere Thunderstorm WarningOHXHumphreys28 min
Apr 15, 6:40 AM CDTSevere Thunderstorm WarningMEGTishomingo35 min
Apr 15, 6:45 AM CDTSevere Thunderstorm WarningOHXDavidson, Rutherford, Wilson30 min
Apr 15, 6:45 AM CDTSevere Thunderstorm WarningOHXCheatham, Dickson, Hickman, Maury, Williamson30 min
Apr 15, 6:45 AM CDTSevere Thunderstorm WarningOHXLewis30 min
Apr 15, 6:45 AM CDTSevere Thunderstorm WarningOHXGiles30 min
Apr 15, 6:47 AM CDTSevere Thunderstorm WarningBMXColbert, Franklin43 min
Apr 15, 6:47 AM CDTSevere Thunderstorm WarningBMXLauderdale43 min
Apr 15, 7:26 AM CDTSevere Thunderstorm WarningOHXBedford, Coffee, Franklin, Moore34 min
Apr 15, 7:26 AM CDTSevere Thunderstorm WarningOHXCannon, DeKalb, Warren, White, Wilson34 min
Apr 15, 7:26 AM CDTSevere Thunderstorm WarningOHXMarshall, Rutherford34 min

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 10.3 hours before the alert went out and 122 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, Little Rock, AR at 00:00Z on 2001-04-15Temperature 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, Little Rock, AR at 00:00Z on 2001-04-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 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
1037 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
300 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 15, 8:00 AM CDTSevere Thunderstorm WatchSPCDeKalb, Jackson, Madison, Marshall, Morgan5 hr
Apr 15, 1:00 PM CDTSevere Thunderstorm WatchSPCAdams, Amite, Claiborne, Copiah, Franklin, Jefferson and 7 more5 hr
Apr 15, 12:00 AM CDTSevere Thunderstorm WatchSPCLake4 hr
Apr 15, 2:45 AM CDTSevere Thunderstorm WatchSPCLauderdale, Tipton5 hr

Nearby

Severe Thunderstorm Watches in Tennessee, 2001Severe Thunderstorm Watches in Mississippi, 2001Severe Thunderstorm Watches in Alabama, 2001Every severe thunderstorm watch in 2001

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.