Alert archive / Arkansas / Tornado Warnings in 1998

Tornado Warning 1, NWS Memphis, TN

March 27, 1998Craighead County, Arkansas

NWS Memphis, TN issued this tornado warning at Mar 27, 1998, 8:21 PM CST for Craighead County, Arkansas. It was in force for 34 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Mar 27, 1998, 8:21 PM CST (02:21 UTC)
Expired: Mar 27, 1998, 8:55 PM CST
In force: 34 min
Issued by: NWS Memphis, TN
Area: Whole counties

County Craighead County, AR

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Mar 27, 4:30 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 2.4 hours before the alert went out and 127 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 764 J/kg
Mixed-layer CIN: -25 J/kg
Mixed-layer LCL: 760 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 245 m²/s²
0-3 km storm-relative helicity: 320 m²/s²
Significant tornado parameter: 1.3
Supercell composite: 5.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KMEM 280221 RRA
TORMEM
ARC031-280255-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
821 PM CST FRI MAR 27 1998


THE NATIONAL WEATHER SERVICE IN MEMPHIS TN HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 855 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTHEASTERN ARKANSAS

   ...CRAIGHEAD COUNTY


AT 820 PM CST... STORM SPOTTERS REPORTED A POSSIBLE TORNADO
JUST SOUTH OF JONESBORO MOVING NORTHEAST AT 40 MPH. THIS STORM WILL
WILL MOVE ACROSS JONESBORO BY 825 AND BROOKLAND BY 835 PM.

.IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT. GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE. IF NO
BASEMENT IS AVAILABLE...SEEK SAFETY IN AN INTERIOR ROOM SUCH AS A
CLOSET ON THE LOWEST FLOOR. USE BLANKETS...PILLOWS...OR CUSHIONS TO
COVER YOUR BODY. AVOID WINDOWS.

The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 27, 6:03 PM CST	Severe Thunderstorm Warning	MEG	Lawrence	32 min
Mar 27, 6:07 PM CST	Severe Thunderstorm Warning	MEG	Randolph	33 min
Mar 27, 9:58 PM CST	Severe Thunderstorm Warning	MEG	Lawrence	32 min

Nearby

Tornado Warnings in Arkansas, 1998 Every tornado warning in 1998 Tornadoes 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.