Alert archive / Arkansas / Tornado Watches in 1998

Tornado Watch 123

March 27, 199831 counties in Arkansas; 28 counties in Missouri

The Storm Prediction Center issued this tornado watch at Mar 27, 1998, 2:00 PM CST for 31 counties in Arkansas; 28 counties in Missouri. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Mar 27, 1998, 2:00 PM CST (20:00 UTC)
Expired
Mar 27, 1998, 7:00 PM CST
In force
5 hr
Issued by
the Storm Prediction Center
All 59 counties

Baxter County, AR, Boone County, AR, Clark County, AR, Cleburne County, AR, Cleveland County, AR, Conway County, AR, Dallas County, AR, Faulkner County, AR, Fulton County, AR, Garland County, AR, Grant County, AR, Hot Spring County, AR, Independence County, AR, Izard County, AR, Jefferson County, AR, Johnson County, AR, Lincoln County, AR, Lonoke County, AR, Marion County, AR, Nevada County, AR, Newton County, AR, Perry County, AR, Pope County, AR, Prairie County, AR, Pulaski County, AR, Saline County, AR, Searcy County, AR, Stone County, AR, Van Buren County, AR, White County, AR, Yell County, AR, Benton County, MO, Callaway County, MO, Camden County, MO, Christian County, MO, Cole County, MO, Cooper County, MO, Dallas County, MO, Dent County, MO, Douglas County, MO, Gasconade County, MO, Greene County, MO, Hickory County, MO, Howell County, MO, Laclede County, MO, Maries County, MO, Miller County, MO, Moniteau County, MO, Morgan County, MO, Osage County, MO, Ozark County, MO, Pettis County, MO, Phelps County, MO, Polk County, MO, Pulaski County, MO, Taney County, MO, Texas County, MO, Webster County, MO, Wright County, MO

The radar

The Little Rock radar (KLZK), 108 km from the middle of the area, began a volume at 20:04 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
Mar 27, 2:12 PM CSTSevere Thunderstorm WarningLZKBoone63 min
Mar 27, 2:14 PM CSTSevere Thunderstorm WarningSGFDallas, Webster46 min
Mar 27, 2:14 PM CSTSevere Thunderstorm WarningSGFDouglas, Ozark, Taney46 min
Mar 27, 2:26 PM CSTSevere Thunderstorm WarningLZKMarion, Pope, Searcy64 min
Mar 27, 2:40 PM CSTSevere Thunderstorm WarningSGFLaclede, Wright50 min
Mar 27, 2:58 PM CSTSevere Thunderstorm WarningSGFDouglas, Ozark32 min
Mar 27, 3:02 PM CSTSevere Thunderstorm WarningSGFPhelps, Pulaski, Texas63 min
Mar 27, 3:02 PM CSTSevere Thunderstorm WarningSGFHowell63 min
Mar 27, 3:38 PM CSTSevere Thunderstorm WarningSGFMaries62 min
Mar 27, 3:38 PM CSTSevere Thunderstorm WarningSGFDent, Phelps, Shannon62 min
Mar 27, 3:47 PM CSTSevere Thunderstorm WarningLSXBoone, Callaway, Cole43 min
Mar 27, 3:47 PM CSTSevere Thunderstorm WarningLSXOsage43 min
Mar 27, 3:52 PM CSTSevere Thunderstorm WarningLZKSearcy, Stone, Van Buren48 min
Mar 27, 6:19 PM CSTSevere Thunderstorm WarningLZKJackson, White, Woodruff46 min
Mar 27, 6:30 PM CSTSevere Thunderstorm WarningLZKVan Buren50 min

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 8.0 hours before the alert went out and 163 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, Springfield, MO at 12:00Z on 1998-03-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 14 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, Springfield, MO at 12:00Z on 1998-03-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 279 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
14 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
1093 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
279 m²/s²
0-3 km storm-relative helicity
329 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
Mar 27, 4:30 PM CSTTornado WatchSPCClay, Craighead, Crittenden, Cross, Greene, Jackson and 6 more6 hr

Nearby

Tornado Watches in Arkansas, 1998Tornado Watches in Missouri, 1998Every tornado watch in 1998

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.