Alert archive / Arkansas / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 52, NWS Tulsa, OK

April 16, 1992Benton County, Arkansas

NWS Tulsa, OK issued this severe thunderstorm warning at Apr 16, 1992, 7:06 PM CDT for Benton County, Arkansas. It was in force for 69 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Apr 16, 1992, 7:06 PM CDT (00:06 UTC)
Expired
Apr 16, 1992, 8:15 PM CDT
In force
69 min
Issued by
NWS Tulsa, OK
Area
Whole counties

County Benton County, AR

What was reported inside it

TimeReportWhereRemark
Apr 16, 7:10 PM CDTHail 0.75Benton, AR
Apr 16, 7:30 PM CDTHail 0.75Benton, AR

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Springfield, MO (KUMN), launched 00:00Z, 0.1 hours before the alert went out and 74 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 00:00Z on 1992-04-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 269 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 00:00Z on 1992-04-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 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
269 J/kg
Mixed-layer CIN
-12 J/kg
Mixed-layer LCL
1250 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
21 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFSM 170007
SVRFSM
ARC007-170115-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE FORT SMITH AR
706 PM CDT THU APR 16 1992
 
THE NATIONAL WEATHER SERVICE IN FORT SMITH HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  815 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST ARKANSAS
 
   ...BENTON COUNTY
 
A STRONG THUNDERSTORMS WAS LOCATED NEAR BENTONVILLE ARKANSAS IN
BENTON COUNTY.MOVEMENT WAS SOUTHEAST AT 5 MILES AN HOUR.
HEAVY RAIN DANGEROUS LIGHTNING AND HAIL WAS OCCURRING WITH THIS
THUNDERSTORM.
 
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Apr 16, 1:34 PM CDT, 5 hours 32 minutes before
OKZ026>034-040-171200-

EASTERN OKLAHOMA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
130 PM CDT THU APR 16 1992

THERE IS A SLIGHT RISK OF OF SEVERE THUNDERSTORMS IN EASTERN OKLAHOMA
THROUGH TONIGHT.  THE THREAT AREA COVERS ALL OF EASTERN OKLAHOMA SOUTH
OF A LINE FROM THE OKLAHOMA BORDER EAST OF MIAMI TO NOWATA TO ENID.
THE GREATEST THREAT FROM SEVERE WEATHER IS LARGE HAIL FOR LATE THIS
AFTERNOON AND EARLY TONIGHT.  HEAVY RAIN IS ALSO A POSSIBILITY.

A WEAK...SLOW MOVING COLD FRONT HAS MOVED INTO NORTHERN OKLAHOMA AND
WILL HELP DEVELOP THE THUNDERSTORMS IN THE MOIST UNSTABLE AIRMASS.
MORNING PRECIPITATION HAS TEMPORARILY STABILIZED THE AIR OVER MOST OF
EASTERN OKLAHOMA. HOWEVER...SUNSHINE THIS AFTERNOON WILL AGAIN RESULT
IN UNSTABLE CONDITIONS TO HELP INITIATE SCATTERED STRONG THUNDERSTORMS
...A FEW POSSIBLY SEVERE.

AN UPPER LEVEL DISTURBANCE MOVING THROUGH OKLAHOMA TODAY WILL WEAKEN
AND MOVE INTO ARKANSAS EARLY THIS EVENING.  THAT COMBINED WITH COOLER
EVENING TEMPERATURES SHOULD ALLOW THUNDERSTORMS TO WEAKEN AND
BECOME MORE SCATTERED AFTER SUNSET.
Special weather statement, Apr 16, 4:20 PM CDT, 2 hours 46 minutes before
OKZ032-033-162215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
419 PM CDT THU APR 16 1992

...SEVERE THUNDERSTORM WARNING FOR EASTERN HASKELL COUNTY EXPIRES AT
AT 415 PM...

THE SEVERE THUNDERSTORM WARNING FOR EASTERN HASKELL COUNTY HAD EXPIRED
AT 415 PM. AT 415 PM NATIONAL WEATHER SERVICE RADAR INDICATED SCATTERESHOWERS AND THUNDERSTORMS OVER EAST CENTRAL AND SOUTHEAST OKLAHOMA. THSTRONGEST THUNDERSTORMS WERE NEAR WILBURTON AND TAHLEQUAH. MOVEMENT WANORTHEAST AT 20 MILES AN HOUR.

ALTHOUGH THESE THUNDERSTORMS ARE BELOW SEVERE LIMITS...THEY ARE
CAPABLE OF PRODUCING FREQUENT LIGHTNING...WIND GUSTS TO 40 MPH AND
SMALL HAIL.

STAY TUNED TO THIS STATION FOR FURTHER UPDAMTES FROM THE NATIONAL
WEATHER SERVICE.

Nearby

Severe Thunderstorm Warnings in Arkansas, 1992Every severe thunderstorm warning in 1992

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.