Alert archive / Arkansas / Tornado Watches in 1997

Tornado Watch 79

March 1, 199733 counties in Arkansas; 12 counties in Texas

The Storm Prediction Center issued this tornado watch at Mar 1, 1997, 6:00 PM CST for 33 counties in Arkansas; 12 counties in Texas. It was in force for 3 hr.

The area

The outline as issued.

The facts

Issued
Mar 1, 1997, 6:00 PM CST (00:00 UTC)
Expired
Mar 1, 1997, 9:00 PM CST
In force
3 hr
Issued by
the Storm Prediction Center
All 45 counties

Clark County, AR, Clay County, AR, Cleburne County, AR, Conway County, AR, Craighead County, AR, Dallas County, AR, Faulkner County, AR, Garland County, AR, Grant County, AR, Greene County, AR, Hempstead County, AR, Hot Spring County, AR, Howard County, AR, Independence County, AR, Izard County, AR, Jackson County, AR, Lafayette County, AR, Lawrence County, AR, Little River County, AR, Lonoke County, AR, Miller County, AR, Montgomery County, AR, Nevada County, AR, Perry County, AR, Pike County, AR, Pulaski County, AR, Randolph County, AR, Saline County, AR, Sevier County, AR, Sharp County, AR, Stone County, AR, Van Buren County, AR, White County, AR, Bowie County, TX, Camp County, TX, Cass County, TX, Franklin County, TX, Gregg County, TX, Harrison County, TX, Marion County, TX, Morris County, TX, Titus County, TX, Upshur County, TX, Van Zandt County, TX, Wood County, TX

The radar

The Little Rock radar (KLZK), 147 km from the middle of the area, began a volume at 00:02 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

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

IssuedProductOfficeCountiesLasted
Mar 1, 7:23 PM CSTFlash Flood WarningLZKJackson, White, Woodruff3 hr
Mar 1, 7:40 PM CSTFlash Flood WarningLZKArkansas, Jefferson, Lonoke3 hr
Mar 1, 7:48 PM CSTFlash Flood WarningMEGCraighead4 hr

The nearest sounding before it

Shreveport, LA (KSHV), launched 00:00Z, 0.0 hours before the alert went out and 178 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 1997-03-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1945 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, Shreveport, LA at 00:00Z on 1997-03-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 133 square meters per square second.1939587897117Sfc1 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
1945 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
487 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
133 m²/s²
0-3 km storm-relative helicity
158 m²/s²
Significant tornado parameter
2.0
Supercell composite
7.7

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
Mar 1, 9:00 PM CSTTornado WatchSPCArkansas, Ashley, Bradley, Calhoun, Chicot, Cleveland and 7 more6 hr
Mar 1, 10:15 PM CSTTornado WatchSPCAtascosa, Austin, Bastrop, Bexar, Blanco, Brazos and 30 more6 hr
Mar 1, 11:00 PM CSTTornado WatchSPCAransas, Bee, Brazoria, Calhoun, Duval, Fort Bend and 14 more5 hr
Mar 2, 9:45 AM CSTTornado WatchSPCAngelina, Cherokee, Gregg, Hardin, Jasper, Jefferson and 10 more6 hr

Nearby

Tornado Watches in Arkansas, 1997Tornado Watches in Texas, 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.