Alert archive / Tennessee / Severe Thunderstorm Watches in 1997

Severe Thunderstorm Watch 608

July 14, 19974 states

The Storm Prediction Center issued this severe thunderstorm watch at Jul 14, 1997, 9:15 PM CDT for 4 states. It was in force for 4 hr.

The area

The outline as issued.

The facts

Issued
Jul 14, 1997, 9:15 PM CDT (02:15 UTC)
Expired
Jul 15, 1997, 1:00 AM CDT
In force
4 hr
Issued by
the Storm Prediction Center
All 65 counties

Clay County, AR, Cleburne County, AR, Craighead County, AR, Crittenden County, AR, Cross County, AR, Fulton County, AR, Greene County, AR, Independence County, AR, Izard County, AR, Jackson County, AR, Lawrence County, AR, Mississippi County, AR, Poinsett County, AR, Randolph County, AR, Sharp County, AR, St. Francis County, AR, Stone County, AR, White County, AR, Woodruff County, AR, Fulton County, KY, Dunklin County, MO, Pemiscot County, MO, Bedford County, TN, Benton County, TN, Carroll County, TN, Cheatham County, TN, Chester County, TN, Crockett County, TN, Davidson County, TN, Decatur County, TN, Dickson County, TN, Dyer 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, Lake County, TN, Lauderdale County, TN, Lawrence County, TN, Lewis County, TN, Lincoln County, TN, Madison County, TN, Marshall County, TN, Maury County, TN, McNairy County, TN, Montgomery County, TN, Moore County, TN, Obion County, TN, Perry County, TN, Robertson County, TN, Rutherford County, TN, Shelby County, TN, Stewart County, TN, Sumner County, TN, Tipton County, TN, Wayne County, TN, Weakley County, TN, Williamson County, TN

The radar

The Memphis radar (KNQA), 62 km from the middle of the area, began a volume at 02:17 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.

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Jul 14, 9:16 PM CDTSevere Thunderstorm WarningMEGClay34 min
Jul 14, 9:27 PM CDTSevere Thunderstorm WarningMEGCarroll33 min
Jul 14, 9:31 PM CDTSevere Thunderstorm WarningMEGPemiscot34 min
Jul 14, 9:32 PM CDTSevere Thunderstorm WarningOHXCheatham43 min
Jul 14, 9:37 PM CDTSevere Thunderstorm WarningLZKIzard48 min
Jul 14, 9:43 PM CDTSevere Thunderstorm WarningMEGObion32 min
Jul 14, 10:11 PM CDTSevere Thunderstorm WarningOHXDecatur49 min
Jul 14, 10:25 PM CDTSevere Thunderstorm WarningOHXDavidson, Williamson50 min
Jul 14, 10:33 PM CDTSevere Thunderstorm WarningOHXHickman, Perry42 min
Jul 14, 10:54 PM CDTSevere Thunderstorm WarningMEGCraighead, Mississippi31 min
Jul 14, 10:55 PM CDTSevere Thunderstorm WarningOHXGiles, Lawrence, Maury65 min
Jul 14, 10:55 PM CDTSevere Thunderstorm WarningOHXLewis, Wayne65 min
Jul 14, 10:59 PM CDTSevere Thunderstorm WarningMEGCross, Poinsett46 min
Jul 14, 11:18 PM CDTSevere Thunderstorm WarningMEGHardin32 min
Jul 14, 11:41 PM CDTSevere Thunderstorm WarningMEGCross34 min

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 2.3 hours before the alert went out and 120 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 1997-07-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2658 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, Little Rock, AR at 00:00Z on 1997-07-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 square meters per square second.1939Sfc1 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
2658 J/kg
Mixed-layer CIN
-23 J/kg
Mixed-layer LCL
1489 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
102 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.8

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.

Nearby

Severe Thunderstorm Watches in Tennessee, 1997Severe Thunderstorm Watches in Arkansas, 1997Severe Thunderstorm Watches in Missouri, 1997Every severe thunderstorm watch in 1997

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.