Alert archive / Arkansas / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 122, NWS Tulsa, OK

May 19, 1990Benton County, Washington County, Arkansas

NWS Tulsa, OK issued this severe thunderstorm warning at May 19, 1990, 7:48 PM CDT for Benton County, Washington County, Arkansas. It was in force for 57 min.

The area

The counties it named.

The facts

Issued
May 19, 1990, 7:48 PM CDT (00:48 UTC)
Expired
May 19, 1990, 8:45 PM CDT
In force
57 min
Issued by
NWS Tulsa, OK
Area
Whole counties

Counties Benton County, AR, Washington 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

Springfield, MO (KUMN), launched 00:00Z, 0.8 hours before the alert went out and 91 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 1990-05-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2736 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 1990-05-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 89 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
2736 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
712 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
89 m²/s²
0-3 km storm-relative helicity
151 m²/s²
Significant tornado parameter
1.1
Supercell composite
5.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFSM 200049
SVRFSM
ARC007-143-200145-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE FORT SMITH AR
748 PM CDT SAT MAY 19 1990
 
THE NATIONAL WEATHER SERVICE IN FORT SMITH HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  845 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST ARKANSAS
 
   ...SOUTHERN BENTON COUNTY...WASHINGTON COUNTY
 
RADAR AT 748 PM CDT SHOWED A SEVERE THUNDERSTORM NEAR SILOAM SPRINGS
ARKANSAS MOVING EAST AT 20 MPH.
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
 
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 19, 3:38 PM CDT, 4 hours 10 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
334 PM CDT SAT MAY 19 1990

TIME/CDT     COUNTY      EVENT

 220 PM      OSAGE       DIME SIZE HAIL 5 MILES NORTHEAST OF NEW PRUE.

 242 PM      OSAGE       QUARTER SIZE HAIL 5 MILES EAST OF NEW PRUE.

 305 PM      OSAGE       NICKEL SIZE HAIL 9 MILES NORTHWEST OF SAND
                         SPRINGS.
Local storm report, May 19, 6:27 PM CDT, 1 hour 21 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
613 PM CDT SAT MAY 19 1990

TIME/CDT     COUNTY      EVENT

4 15 PM      OSAGE       DIME SIZE HAIL NEAR NEW PRUE.
4 38 PM      TULSA       QUARTER SIZE HAIL IN SOUTH TULSA.
4 40 PM      TULSA       GOLFBALL SIZE HAIL 5 MILES WEST OF SAND SPRINGS.
4 30 PM      MAYES       DIME SIZE HAIL AT LANGLEY.
4 45 PM      DELAWARE    DIME SIZE HAIL AT CHLOETA.
5 09 PM      MAYES       3/4 INCH HAIL AT LANGLEY.
5 10 PM      OSAGE       DIME SIZE HAIL 2 MILES NE OF NEW PRUE.
5 20 PM      TULSA       DIME SIZE HAIL IN JENKS.
5 35 PM      MAYES       HALF DOLLAR SIZE HAIL AND WIND GUST TO 70 MPH
                         AT LANGLEY.
5 50 PM      MAYES       DIME SIZE HAIL AT SPAVINAW.
5 55 PM      MAYES       75 MPH WIND JUST NORTH OF PRYOR.
6 13 PM      WAGONER     DIME SIZE HAIL AT COWETA.
Local storm report, May 19, 6:28 PM CDT, 1 hour 20 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
628 PM CDT SAT MAY 19 1990

TIME/CDT     COUNTY      EVENT

4 15 PM      OSAGE       DIME SIZE HAIL NEAR NEW PRUE.
4 38 PM      TULSA       QUARTER SIZE HAIL IN SOUTH TULSA.
4 40 PM      TULSA       GOLFBALL SIZE HAIL 5 MILES WEST OF SAND SPRINGS.
4 30 PM      MAYES       DIME SIZE HAIL AT LANGLEY.
4 45 PM      DELAWARE    DIME SIZE HAIL AT CHLOETA.
5 09 PM      MAYES       3/4 INCH HAIL AT LANGLEY.
5 10 PM      OSAGE       DIME SIZE HAIL 2 MILES NE OF NEW PRUE.
5 20 PM      TULSA       DIME SIZE HAIL IN JENKS.
5 35 PM      MAYES       HALF DOLLAR SIZE HAIL AND WIND GUST TO 70 MPH
                         AT LANGLEY.
5 50 PM      MAYES       DIME SIZE HAIL AT SPAVINAW.
5 55 PM      MAYES       75 MPH WIND JUST NORTH OF PRYOR.
6 13 PM      WAGONER     DIME SIZE HAIL AT COWETA.

The office that day

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

IssuedProductOfficeCountiesLasted
May 19, 7:26 PM CDTSevere Thunderstorm WarningTSAScott, Sebastian64 min
May 19, 9:09 PM CDTSevere Thunderstorm WarningTSASebastian66 min
May 19, 9:45 PM CDTSevere Thunderstorm WarningTSALogan60 min
May 19, 9:52 PM CDTSevere Thunderstorm WarningTSACrawford68 min
May 19, 10:15 PM CDTSevere Thunderstorm WarningTSASebastian60 min
May 19, 10:28 PM CDTFlash Flood WarningTSACrawford, Franklin, Sebastian3 hr
May 19, 11:42 PM CDTFlash Flood WarningTSALogan3 hr
May 20, 1:40 AM CDTFlash Flood WarningTSAPolk, Scott2 hr

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.