Alert archive / Arkansas / Tornado Watches in 1997

Tornado Watch 456

June 16, 199728 counties in Arkansas

The Storm Prediction Center issued this tornado watch at Jun 16, 1997, 7:30 PM CDT for 28 counties in Arkansas. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jun 16, 1997, 7:30 PM CDT (00:30 UTC)
Expired
Jun 17, 1997, 1:00 AM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 28 counties

Bradley County, AR, Calhoun County, AR, Clark County, AR, Cleburne County, AR, Cleveland County, AR, Conway County, AR, Dallas County, AR, Faulkner County, AR, Garland County, AR, Grant County, AR, Hempstead County, AR, Hot Spring County, AR, Jefferson County, AR, Johnson County, AR, Logan County, AR, Lonoke County, AR, Montgomery County, AR, Nevada County, AR, Ouachita County, AR, Perry County, AR, Pike County, AR, Pope County, AR, Pulaski County, AR, Saline County, AR, Stone County, AR, Van Buren County, AR, White County, AR, Yell County, AR

The radar

The Little Rock radar (KLZK), 82 km from the middle of the area, began a volume at 00:31 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

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

IssuedProductOfficeCountiesLasted
Jun 16, 7:51 PM CDTSevere Thunderstorm WarningLZKYell64 min
Jun 16, 9:02 PM CDTSevere Thunderstorm WarningLZKHot Spring63 min
Jun 16, 9:43 PM CDTSevere Thunderstorm WarningLZKGrant62 min
Jun 16, 10:34 PM CDTSevere Thunderstorm WarningLZKJefferson, Pulaski46 min
Jun 16, 10:41 PM CDTSevere Thunderstorm WarningLZKGrant49 min
Jun 16, 10:57 PM CDTSevere Thunderstorm WarningLZKLonoke48 min
Jun 16, 11:52 PM CDTFlash Flood WarningLZKLonoke3 hr
Jun 16, 11:52 PM CDTFlash Flood WarningLZKGarland, Grant, Hot Spring3 hr

The nearest sounding before it

Shreveport, LA (KSHV), launched 00:00Z, 0.5 hours before the alert went out and 226 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, Shreveport, LA at 00:00Z on 1997-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2912 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, Shreveport, LA at 00:00Z on 1997-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 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
2912 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
1044 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
66 m²/s²
Significant tornado parameter
0.7
Supercell composite
5.4

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
Jun 16, 10:00 PM CDTTornado WatchSPCCrawford, Franklin, Howard, Little River, Polk, Scott and 2 more6 hr
Jun 16, 11:30 PM CDTTornado WatchSPCBradley, Columbia, Lafayette, Miller, Union7 hr
Jun 17, 1:30 AM CDTSevere Thunderstorm WatchSPCCrittenden, Desha, Phillips5 hr
Jun 17, 6:00 AM CDTSevere Thunderstorm WatchSPCAshley, Chicot, Desha, Drew6 hr

Nearby

Tornado Watches in Arkansas, 1997Every tornado 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.