Alert archive / Arkansas / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 113, NWS Little Rock, AR

June 21, 1990Jackson County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Jun 21, 1990, 10:56 PM CDT for Jackson County, Arkansas. It was in force for 64 min.

The area

The counties it named.

The facts

Issued
Jun 21, 1990, 10:56 PM CDT (03:56 UTC)
Expired
Jun 22, 1990, 12:00 AM CDT
In force
64 min
Issued by
NWS Little Rock, AR
Area
Whole counties

County Jackson 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

Little Rock, AR (KLZK), launched 00:00Z, 3.9 hours before the alert went out and 143 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, Little Rock, AR at 00:00Z on 1990-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Little Rock, AR at 00:00Z on 1990-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3569 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
82 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 KLIT 220356
SVRLIT
ARC067-220500-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LITTLE ROCK AR
1056 PM CDT THU JUN 21 1990
 
THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL MIDNIGHT CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST ARKANSAS
 
   ...JACKSON COUNTY
 
AT 1055 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES
SOUTH OF NEWPORT ARKANSAS. MOVEMENT WAS TO THE EAST AT 30 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.
 
28

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, Jun 21, 5:11 PM CDT, 5 hours 45 minutes before
OKZ-013-020-ARZ-001-004 212315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT SMITH AR
508 PM CDT THU JUN 21 1990

...TORNADO WATCH NUMBER 518 IN EFFECT UNTIL 1000 PM FOR
NORTHWEST...WEST CENTRAL ARKANSAS...NORTHEAST OKLAHOMA AND SOUTHWEST
MISSOURI.

AT 505 PM CDT FORT SMITH RADAR INDICATED A SEVERE THUNDERSTORM IN
NORTHEAST OKLAHOMA IN SOUTHEAST CRAIG COUNTY MOVING EAST NORTHEAST
AT 25 MPH.

ELSEWHERE THUNDERSTORMS CONTINUE OVER EASTERN KANSAS AND WESTERN
MISSOURI.

...DANGEROUS LIGHTNING...LARGE HAIL...GUSTY WINDS IN EXCESS OF 60 MPH
AND VERY HEAVY RAINFALL CAN BE EXPECTED WITH THESE STORMS PASSAGE IN
NORTHEAST OKLAHOMA.

STAY TUNED TO NOAA WEATHER RADIO AND YOUR LOCAL RADIO/TV STATIONS
FOR LATER STATEMENTS AND POSSIBLE WARNINGS AS THESE STORMS MOVE INTO
BENTON COUNTY IN NORTHWEST ARKANSAS.
Special weather statement, Jun 21, 5:16 PM CDT, 5 hours 40 minutes before
ARZ001-002-004-005-007-220015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
514 PM CDT THU JUN 21 1990

...A TORNADO WATCH COVERS NORTHWEST ARKANSAS UNTIL 1000 PM CDT...

A TORNADO WATCH HAS BEEN ISSUED FOR MUCH OF NORTHWEST ARKANSAS UNTIL
1000 PM CDT THIS THURSDAY EVENING. STRONG THUNDERSTORMS OVER NORTH
CENTRAL AND NORTHEAST OKLAHOMA ARE EXPECTED TO INTENSIFY AND DEVELOP
SOUTHEAST INTO NORTHWEST ARKANSAS DURING THE EVENING HOURS.

AT 510 PM CDT...THERE WERE NO THUNDERSTORMS OVER NORTHWEST
ARKANSAS...HOWEVER SOME VERY STRONG STORMS WERE OVER NORTHEAST OKLAHOMAND MOVING EAST AT 25 MILES AN HOUR.

TORNADOES CAN AND OFTEN FORM VERY QUICKLY...WITH LITTLE OR NO ADVANCE
WARNING. KEEP ALERT TO DEVELOPING WEATHER CONDITIONS AND BE PREPARED
TO MOVE TO A PLACE OF SAFETY IF YOU FEEL THREATENED. A BASEMENT OFFERS
THE BEST PROTECTION...BUT IF NOT AVAILABLE...MOVE TO THE LOWEST LEVEL
AND TO THE CENTER OF YOUR HOME OR PLACE OF WORK.

A FLASH FLOOD WATCH REMAINS IN EFFECT FOR EXTREME NORTHWEST ARKANSAS.
HEAVY RAINS FROM THUNDERSTORMS CAN QUICKLY CAUSE SMALL STREAMS AND
EVEN CITY STREETS TO BECOME RAGING RIVERS. NEVER ATTEMPT TO CROSS A
FLOODED STREAM OR ROAD IN A VEHICLE OR ON FOOT.

42
Special weather statement, Jun 21, 5:20 PM CDT, 5 hours 36 minutes before
ARZ001-002-004-005-007-220015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
514 PM CDT THU JUN 21 1990

...A TORNADO WATCH COVERS NORTHWEST ARKANSAS UNTIL 1000 PM CDT...

A TORNADO WATCH HAS BEEN ISSUED FOR MUCH OF NORTHWEST ARKANSAS UNTIL
1000 PM CDT THIS THURSDAY EVENING. STRONG THUNDERSTORMS OVER NORTH
CENTRAL AND NORTHEAST OKLAHOMA ARE EXPECTED TO INTENSIFY AND DEVELOP
SOUTHEAST INTO NORTHWEST ARKANSAS DURING THE EVENING HOURS.

AT 510 PM CDT...THERE WERE NO THUNDERSTORMS OVER NORTHWEST
ARKANSAS...HOWEVER SOME VERY STRONG STORMS WERE OVER NORTHEAST
OKLAHOMA AND MOVING EAST AT 25 MILES AN HOUR.

TORNADOES CAN AND OFTEN FORM VERY QUICKLY...WITH LITTLE OR NO ADVANCE
WARNING. KEEP ALERT TO DEVELOPING WEATHER CONDITIONS AND BE PREPARED
TO MOVE TO A PLACE OF SAFETY IF YOU FEEL THREATENED. A BASEMENT OFFERS
THE BEST PROTECTION...BUT IF NOT AVAILABLE...MOVE TO THE LOWEST LEVEL
AND TO THE CENTER OF YOUR HOME OR PLACE OF WORK.

A FLASH FLOOD WATCH REMAINS IN EFFECT FOR EXTREME NORTHWEST ARKANSAS.
HEAVY RAINS FROM THUNDERSTORMS CAN QUICKLY CAUSE SMALL STREAMS AND
EVEN CITY STREETS TO BECOME RAGING RIVERS. NEVER ATTEMPT TO CROSS A
FLOODED STREAM OR ROAD IN A VEHICLE OR ON FOOT.

42
Special weather statement, Jun 21, 6:24 PM CDT, 4 hours 32 minutes before
OKZ020-013-ARZ001-004-007-220030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT SMITH AR
623 PM CDT THU JUN 21 1990

...TORNADO WATCH NUMBER 518 REMAINS IN EFFECT FOR MOST OF EASTERN
OKLAHOMA AND NORTH WESTERN ARKANSAS UNTIL 10 PM CDT...

AT 625 PM CDT THE FORT SMITH RADAR AND OTHER NATIONAL WEATHER SERVICE
RADARS INDICATED SHOWERS AND THUNDERSTORMS ACROSS MOST OF SOUTHEAST
KANSAS...SOUTHWEST MISSOURI AND NORTHEAST OKLAHOMA MOVING TO THE EAST
AT 20 MPH.

MANY OF THE THUNDERSTORMS IN NORTHEAST OKLAHOMA AND SOUTHWEST MISSOURI
ARE SEVERE AND WARNINGS HAVE BEEN ISSUED FOR MANY COUNTIES IN THESE
AREAS.

SOME OF THE THUNDERSTORMS IN NORTHEAST OKLAHOMA WILL MOVE ACROSS
PARTS OF NORTHWEST ARKANSAS OVER THE NEXT FEW HOURS.

HEAVY RAIN...HIGH WINDS...SOME HAIL...AND DANGEROUS CLOUD TO GROUND
LIGHTNING  CAN BE EXPECTED WITH THE THUNDERSTORMS AS THE MOVE ACROSS
THE AREA THIS THURSDAY EVENING.
Special weather statement, Jun 21, 6:37 PM CDT, 4 hours 19 minutes before
ARZ016-220030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
636 PM CDT THU JUN 21 1990

...STRONG THUNDERSTORM WITH VERY HEAVY RAIN IN CHICOT COUNTY...

AT 633 PM CDT...RADAR SHOWED A STRONG THUNDERSTORM PRODUCING
VERY HEAVY RAIN IN NORTHERN CHICOT COUNTY. THIS WAS A RATHER
LARGE STORM...EXTENDING FROM 15 MILES NORTH OF LAKE VILLAGE
TO 5 MILES NORTHWEST OF LAKE VILLAGE.

RADAR SHOWED VERY LITTLE MOVEMENT...SO THIS THUNDERSTORM WILL
BE PRODUCING VERY HEAVY RAINFALL ACROSS NORTHERN CHICOT COUNTY.
SOME FLOODING OF ROADS IS LIKELY. THERE IS ALSO A POSSIBILITY
OF SOME SMALL HAIL.

28
Special weather statement, Jun 21, 9:21 PM CDT, 1 hour 35 minutes before
OKZ020-013-ARZ001-004-007-220315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT SMITH AR
918 PM CDT THU JUN 21 1990

...TORNADO WATCH NUMBER 518 FOR PORTIONS OF NORTHWEST ARKANSAS AND
NORTHEAST OKLAHOMA REMAINS IN EFFECT UNTIL 10 PM CDT THIS THURSDAY
EVENING...

AT 910 PM CDT FT SMITH RADAR SHOWED A LINE OF VERY STRONG
THUNDERSTORMS FROM 40 MILES NORTH NORTHEAST OF TULSA OKLAHOMA TO
50 MILES WEST OF MCALESTER OKLAHOMA. MOVEMENT WAS EAST AT 40 MILES
AN HOUR. VERY HEAVY RAIN STRONG GUSTY WINDS AND DANGEROUS LIGHTNING
HAS BEEN REPORTED WITH THISLINE OF STRONG THUNDERSTORMS.

ELSEWHERE A CLUSTER OF STRONG THUNDERSTORMS WERE SHOWN 25 MILES
SOUTHEAST OF HARRISON ARKANSAS. MOVEMENT/ WAS EAST AT 30
MILES AN HOUR.

The office that day

Everything else NWS Little Rock, AR issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 21, 7:08 PM CDTSevere Thunderstorm WarningLZKCarroll52 min
Jun 21, 7:49 PM CDTTornado WarningLZKBoone56 min
Jun 21, 8:04 PM CDTSevere Thunderstorm WarningLZKNewton56 min
Jun 21, 8:21 PM CDTSevere Thunderstorm WarningLZKMarion54 min
Jun 21, 8:41 PM CDTSevere Thunderstorm WarningLZKSearcy64 min
Jun 21, 8:45 PM CDTSevere Thunderstorm WarningLZKBaxter60 min
Jun 21, 8:57 PM CDTSevere Thunderstorm WarningLZKNewton33 min
Jun 21, 9:13 PM CDTSevere Thunderstorm WarningLZKIzard, Stone62 min
Jun 21, 9:13 PM CDTSevere Thunderstorm WarningLZKFulton62 min
Jun 21, 9:35 PM CDTSevere Thunderstorm WarningLZKVan Buren55 min
Jun 21, 9:45 PM CDTSevere Thunderstorm WarningLZKJackson30 min
Jun 21, 9:51 PM CDTSevere Thunderstorm WarningLZKFaulkner54 min
Jun 21, 9:58 PM CDTSevere Thunderstorm WarningLZKSharp47 min
Jun 21, 9:59 PM CDTSevere Thunderstorm WarningLZKConway61 min
Jun 21, 10:19 PM CDTTornado WarningLZKConway, Perry41 min
Jun 21, 10:35 PM CDTSevere Thunderstorm WarningLZKCleburne, Van Buren55 min
Jun 21, 10:39 PM CDTSevere Thunderstorm WarningLZKFaulkner51 min
Jun 21, 10:42 PM CDTSevere Thunderstorm WarningLZKCarroll63 min
Jun 21, 10:50 PM CDTSevere Thunderstorm WarningLZKWhite55 min
Jun 21, 10:56 PM CDTSevere Thunderstorm WarningLZKConway49 min
Jun 21, 11:02 PM CDTSevere Thunderstorm WarningLZKJefferson43 min
Jun 21, 11:29 PM CDTSevere Thunderstorm WarningLZKNewton46 min
Jun 21, 11:41 PM CDTSevere Thunderstorm WarningLZKLonoke49 min
Jun 21, 11:53 PM CDTSevere Thunderstorm WarningLZKPrairie, White52 min
Jun 22, 12:27 AM CDTSevere Thunderstorm WarningLZKLonoke33 min
Jun 22, 12:32 AM CDTSevere Thunderstorm WarningLZKMonroe, Woodruff28 min
Jun 22, 1:11 AM CDTSevere Thunderstorm WarningLZKMonroe34 min
Jun 22, 1:52 AM CDTSevere Thunderstorm WarningLZKArkansas53 min
Jun 22, 1:57 AM CDTSevere Thunderstorm WarningLZKJefferson33 min
Jun 22, 2:29 AM CDTSevere Thunderstorm WarningLZKCalhoun46 min
Jun 22, 2:45 AM CDTSevere Thunderstorm WarningLZKArkansas60 min
Jun 22, 3:02 AM CDTSevere Thunderstorm WarningLZKBradley58 min
Jun 22, 3:18 AM CDTSevere Thunderstorm WarningLZKCalhoun42 min
Jun 22, 8:16 AM CDTSevere Thunderstorm WarningLZKSaline59 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.