Alert archive / Arkansas / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 160, NWS Tulsa, OK

May 26, 1990Benton County, Arkansas

NWS Tulsa, OK issued this severe thunderstorm warning at May 26, 1990, 10:53 AM CDT for Benton County, Arkansas. It was in force for 67 min.

The area

The counties it named.

The facts

Issued
May 26, 1990, 10:53 AM CDT (15:53 UTC)
Expired
May 26, 1990, 12:00 PM CDT
In force
67 min
Issued by
NWS Tulsa, OK
Area
Whole counties

County Benton County, AR

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 3.9 hours before the alert went out and 310 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, Norman, OK at 12:00Z on 1990-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1863 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, Norman, OK at 12:00Z on 1990-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 202 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
1863 J/kg
Mixed-layer CIN
-391 J/kg
Mixed-layer LCL
1411 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
202 m²/s²
0-3 km storm-relative helicity
211 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFSM 261554
SVRFSM
ARC007-261700-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE FORT SMITH AR
1053 AM CDT SAT MAY 26 1990
 
THE NATIONAL WEATHER SERVICE IN FORT SMITH HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL NOON CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST ARKANSAS
 
   ...BENTON COUNTY
 
AT 1054 RADAR SHOWED A SEVERE THUNDERSTORM BETWEEN GRAVETTE AND SILOAM
SPRINGS. THE STORM IS MOVING EAST-SOUTHEAST AT 25 MPH.
 
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

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

Local storm report, May 26, 10:32 AM CDT, 21 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1030 AM CDT SAT MAY 26 1990

ATTN SELS...REPORTS FOR THIS MORNING, 5/26/90

TIME/CDT     COUNTY      EVENT
 558 AM      OSAGE       DIME SIZE HAIL AT FAIRFAX
 635 AM      PAWNEE      GOLFBALL SIZE HAIL AT RALSTON
 730 AM      OSAGE       DIME SIZE HAIL AT PAWHUSKA
 825 AM      OSAGE       DIME SIZE HAIL 5 MILES WEST OF BARTLESVILLE
 825 AM      WASHINGTON  DIME SIZE HAIL AT BARTLESVILLE
 837 AM      W\ASHINGTON  WIDESPREAD GOLFBALL SIZE AND QUARTER SIZE HAIL
                         AT BARTLESVILLE
 905 AM      WASHINGTON  DIME SIZE TO QUARTER SIZE HAIL IN BARTLESVILLE
 920 AM      NOWATA      DIME SIZE HAIL AT NOWATA

The office that day

Everything else NWS Tulsa, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 26, 9:18 AM CDTSevere Thunderstorm WarningTSABenton57 min
May 26, 10:00 AM CDTSevere Thunderstorm WarningTSAMadison, Washington60 min
May 26, 12:27 PM CDTSevere Thunderstorm WarningTSAFranklin63 min
May 26, 12:44 PM CDTSevere Thunderstorm WarningTSALogan61 min
May 26, 1:20 PM CDTSevere Thunderstorm WarningTSACrawford, Sebastian55 min
May 26, 2:16 PM CDTSevere Thunderstorm WarningTSALogan, Scott59 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 1990Every severe thunderstorm warning in 1990

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.