Alert archive / Arkansas / Tornado Warnings in 1986

Tornado Warning 26, NWS Shreveport, LA

July 21, 1986Miller County, Arkansas; Bowie County, Texas

NWS Shreveport, LA issued this tornado warning at Jul 21, 1986, 7:37 PM CDT for Miller County, Arkansas; Bowie County, Texas. It was in force for 53 min. 1 report 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
Jul 21, 1986, 7:37 PM CDT (00:37 UTC)
Expired
Jul 21, 1986, 8:30 PM CDT
In force
53 min
Issued by
NWS Shreveport, LA
Area
Whole counties

Counties Miller County, AR, Bowie County, TX

The radar

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

What was reported inside it

TimeReportWhereRemark
Jul 21, 7:45 PM CDTThunderstorm Wind 0Miller, 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

Longview/Gregg, TX (KGGG), launched 00:00Z, 0.6 hours before the alert went out and 122 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, Longview/Gregg, TX at 00:00Z on 1986-07-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3162 joules per kilogram.LCLEL10008507005003002001001 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, Longview/Gregg, TX at 00:00Z on 1986-07-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -17 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
3162 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
1558 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-17 m²/s²
0-3 km storm-relative helicity
-39 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this tornado 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, Jul 21, 3:24 PM CDT, 4 hours 13 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
325 PM CDT MON JUL 21 1986

...ISOLATED INTENSE THUNDERSTORMS ARE OCCURRING IN PARTS OF NORTHWEST
LOUISIANA AND THE SOUTHEAST CORNER OF OKLAHOMA...

AT 320 PM THE WEATHER SERVICE RADAR IN SHREVEPORT INDICATED ISOLATED
INTENSE THUNDERSTORMS CAUSING VERY HEAVY DOWNPOURS...FREQUENT CLOUD
TO GROUND LIGHTNING...STRONG TO HIGH WIND GUSTS AND HAIL IN WEST-
CENTRAL LOUISIANA ALONG THE VERNON / SABINE PARISH LINE 12 MILES SOUTH-
SOUTHEAST OF MANY LOUISIANA.  ANOTHER STORM OF THIS SAME CATEGORY WAS
OCCURRING JUST EAST OF POWHATAN IN NATCHITOCHES PARISH LOUISIANA.
THESE STORMS WERE MOVING NORTHWEST 10 MPH.  ALSO INDICATED IN CENTRAL
LOUISIANA WERE INTENSE THUNDERSTORMS SOUTH OF JENA AND NORTHWEST
OF POLLOCK.

IN THE SOUTHEAST CORNER OF OKLAHOMA INTENSE THUNDERSTORMS CAPABLE OF
CAUSING HIGH WIND GUSTS AND HAIL ALONG WITH VERY HEAVY RAINS WERE
SOUTH AND SOUTHWEST OF BETHEL.  LITTLE MOVEMENT WAS INDICATED.
SCATTERED SHOWERS AND THUNDERSTORMS WERE OCCURRING ACROSS THE NORTHERN
PART OF MC CURTAIN COUNTY OKLAHOMA.

THESE STORMS WERE PART OF AN AREA OF WIDELY SCATTERED SHOWERS AND
THUNDERSTORMS THAT WERE INDICATED FROM THE SULFUR SPRINGS AND DANGER-
FIELD AREAS OF NORTHEAST TEXAS SOUTH INTO THE HENDERSON TEXAS AREA
SOUTHEAST INTO THE LOWER TOLEDO BEND LAKE COUNTRY AND THROUGH NORTH
LOUISIANA TO THE AREA BETWEEN COLFAX AND ALEXANDRIA TO THE JONESBORO
AREA ANcD SOUTHWEST OF MONROE.

IN NORTHEAST LOUISIANA WIDELY SCATTERED SHOWERS AND THUNDERSTORMS WERE
OCCURRING EAST OF BASTROP TO BETWEEN RAYVILLE AND OAK GROVE TO EAST OF
TALLULAH.
Special weather statement, Jul 21, 4:36 PM CDT, 3 hours 1 minute before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
430 PM CDT MON JUL 21 1986

VERY HEAVY THUNDERSTORMS CONTINUE OVER PARTS OF NORTHERN
LOUISIANA...NORTHEAST TEXAS...SOUTHEAST OKLAHOMA AND SOUTWEST
ARKANSAS

THE SHREVEPORT WEATHER RADAR AT 4:25 PM SHOWED AN AREA OF VERY
HEAVY THUNDERSTORMS FROM NEAR WINNSBORO AND RAYVILLE LOUISIANA
EXTENDING WESTWARD ACROSS WINNFIELD AND ALEXANDRIA INTO EASTERN
TEXAS EAST OF LUFKIN...THEN NORTHWARD THROUGH THE TYLER-LONG-
VIEW AREAS INTO EXTREME SOUTHEAST OKLAHOMA BETWEEN MCALESTER
AND BROKEN BOW.

SHOWERS AND THUNDERSTORMS WERE ALSO LOCATED FROM NEAR MENA AND
DEQUEEN ARKANSAS TO NEAR HOT SPRINGS.

THE HEAVIEST ACTIVITY WAS LOCATED OVER NORTHERN LOUISIANA NEAR
WINNSBORO AND NEAR COLUMBIA AND JONESBORO.  MOVEMENT WAS SLOWLY
SOUTHWARD.

FORTY TO FIFTY MPH WINDS WERE REPORTED AT CROWVILLE LOUISIANA
NORTH OF WINNSBORO AT 425 PM ALONG WITH ONE HALF INCH HAIL.

SHOWERS AND SCATTERED HEAVY THUNDERSTORMS WILL CONTINUE TO
AFFECT PORTIONS OF THE ARKLATEX AND NORTHEAST LOUISIANA
FOR THE REST OF THIS AFTERNOON INTO THIS EVENING.  SOME OF
THE HEAVIER THUNDERSTORMS WILL PRODUCE VERY HEAVY RAINFALL...
FREQUENT LIGHTNING AND POSSIBLE HAIL.  STRONG LOCALLY HIGH
WIND GUSTS WILL OCCUR WHEN THE THUNDERSTORMS BEGIN TO DISSIPATE.
Special weather statement, Jul 21, 6:01 PM CDT, 1 hour 36 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
600 PM CDT MON JUL 21 1986

...INTENSE THUNDERSTORMS ARE OCCURRING IN NORTHEAST AND NORTHCENTRAL
LOUISOANA...

AT 555 PM THE WEATHER SERVICE RADAR IN SHREVEPORT INDICATED INTENSE
THUNDERSTORMS AT QUITMAN IN NORTHWEST JACKSON PARISN AND EAST OF
CHATHAM IN SOUTHWEST OUACHITA PARISH.  ALONG WITH VERY HEAVY DOWN-
POURS AND FREQUENT LIGHTNING THESE STORMS WILL CAUSE STRONG TO HIGH
WIND GUSTS AND HAIL.

THE STORMS WERE PART OF AN AREA OF NUMEROUS SHOWES AND THUNDERSTORMS
THAT WERE OCCURRING FROM SOUTH OF RUSTON...WEST OF MONROE AND FROM
JONESBORO LOUISIANA SOUTHEAST IN A 25 MILE WIDE AREA ACROSS COLUMBIA
LOUISIANA TO JENA AND HARRISONBURG LOUISIANA.

ELSEWHERE IN NORTHEAST LOUISIANA ISOLATED SHOWERS OR THUNDERSTORMS WERE
OCCURRING WEST OF BASTROP.

IN NORTHWEST LOUISIANA ISOLATED SHOWERS OR THUNDERSHOWERS WERE NORTH
OF SHREVEPORT AND SCATTERED SHOWERS AND THUNDERSTORMS WERE INDICATED
FROM MANSFIELD LOUISIANA ACROSS MANY INTO SOUTHERN SECTIONS OF
NATCHITOCHES PARISH SOUTH OF CYPRESS.

IN NORTHEAST TEXAS A FEW SHOWERS AND THUNDERSHOWERS WERE DEVELOPING FROM
TO NORTHWEST OF CENTER.

SCATTERED SHOWERS AND THUNDERSTOMS WERE ALSO INDICATED ALONG THE RED
RIVER FROM TEXARKANA TO EAST OF HUGO OKLAHOMA.

IN SOUTHWEST ARKANSAS A FEW SHOWERS AND THUNDERSTORMS WERE OCCURRING
NEAR DE QUEEN AND WEST OF NASHVILLE.

LITTLE MOVEMENT WAS INDICATED.
Special weather statement, Jul 21, 6:02 PM CDT, 1 hour 35 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
600 PM CDT MON JUL 21 1986

...INTENSE THUNDERSTORMS ARE OCCURRING IN NORTHEAST AND NORTHCENTRAL
LOUISOANA...

AT 555 PM THE WEATHER SERVICE RADAR IN SHREVEPORT INDICATED INTENSE
THUNDERSTORMS AT QUITMAN IN NORTHWEST JACKSON PARISN AND EAST OF
CHATHAM IN SOUTHWEST OUACHITA PARISH.  ALONG WITH VERY HEAVY DOWN-
POURS AND FREQUENT LIGHTNING THESE STORMS WILL CAUSE STRONG TO HIGH
WIND GUSTS AND HAIL.

THE STORMS WERE PART OF AN AREA OF NUMEROUS SHOWES AND THUNDERSTORMS
THAT WERE OCCURRING FROM SOUTH OF RUSTON...WEST OF MONROE AND FROM
JONESBORO LOUISIANA SOUTHEAST IN A 25 MILE WIDE AREA ACROSS COLUMBIA
LOUISIANA TO JENA AND HARRISONBURG LOUISIANA.

ELSEWHERE IN NORTHEAST LOUISIANA ISOLATED SHOWERS OR THUNDERSTORMS WERE
OCCURRING WEST OF BASTROP.

IN NORTHWEST LOUISIANA ISOLATED SHOWERS OR THUNDERSHOWERS WERE NORTH
OF SHREVEPORT AND SCATTERED SHOWERS AND THUNDERSTORMS WERE INDICATED
FROM MANSFIELD LOUISIANA ACROSS MANY INTO SOUTHERN SECTIONS OF
NATCHITOCHES PARISH SOUTH OF CYPRESS.

IN NORTHEAST TEXAS A FEW SHOWERS AND THUNDERSHOWERS WERE DEVELOPING FROM
TO NORTHWEST OF CENTER.

SCATTERED SHOWERS AND THUNDERSTOMS WERE ALSO INDICATED ALONG THE RED
RIVER FROM TEXARKANA TO EAST OF HUGO OKLAHOMA.

IN SOUTHWEST ARKANSAS A FEW SHOWERS AND THUNDERSTORMS WERE OCCURRING
NEAR DE QUEEN AND WEST OF NASHVILLE.

LITTLE MOVEMENT WAS INDICATED.

The office that day

Everything else NWS Shreveport, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 21, 8:25 PM CDTSevere Thunderstorm WarningSHVCass, Marion65 min

Nearby

Tornado Warnings in Arkansas, 1986Tornado Warnings in Texas, 1986Every tornado warning in 1986Tornadoes in 1986

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.