Alert archive / Texas / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 9, NWS Lake Charles, LA

February 27, 1987Angelina County, Nacogdoches County, San Augustine County, Texas

NWS Lake Charles, LA issued this severe thunderstorm warning at Feb 27, 1987, 2:15 PM CST for Angelina County, Nacogdoches County, San Augustine County, Texas. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Feb 27, 1987, 2:15 PM CST (20:15 UTC)
Expired
Feb 27, 1987, 3:15 PM CST
In force
60 min
Issued by
NWS Lake Charles, LA
Area
Whole counties

Counties Angelina County, TX, Nacogdoches County, TX, San Augustine County, TX

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

Longview/Gregg, TX (KGGG), launched 12:00Z, 8.3 hours before the alert went out and 104 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 12:00Z on 1987-02-27Temperature 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, Longview/Gregg, TX at 12:00Z on 1987-02-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 108 square meters per square second.1939587897117136Sfc1 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
584 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
108 m²/s²
0-3 km storm-relative helicity
218 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 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, Feb 27, 10:32 AM CST, 3 hours 43 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1030 AM CST FRI FEB 27 1987

...A FLASH FLOOD WATCH IS IN EFFECT FOR LOUISIANA FOR TODAY...

AT 1025 AM.. PATCHES OF HEAVY SHOWERS WERE WIDELY SCATTERED OVER
PARTS OF LOUISIANA...JUST NORTHEAST OF LAKE CHARLES TO EUNICE AND
VILLE PLATTE...JUST EAST OF WINNFIELD...AND THE EXTREME SOUTHWEST
TIP OF MISSISSIPPI TO NATCHEZ.

ISOLATED SHOWERS DEVELOPED JUST NORTH OF WHITE LAKE LOUISIANA...
SOUTH OF SABINE PASS...AND EAST OF HOUSTON.

THE SHOWERS WERE MOVING NORTHEAST IN EXCESS OF 25 MPH.
Special weather statement, Feb 27, 11:36 AM CST, 2 hours 39 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1135 AM CST FRI FEB 27 1987

...A FLASH FLOOD WATCH IS IN EFFECT FOR LOUISIANA FOR TODAY...

AT 1125 AM..A CLUSTER OF SHOWERS AND A POSSIBLE THUNDERSHOWER WAS
SHOWN IN CENTRAL LOUISIANA NORTHWEST AND JUST WEST OF ALEXANDRIA
MOVING NORTHEAST AT 35 MPH.

PATCHES OF RAIN WERE SHOWN FROM LAKE CHARLES TO BEAUMONT...NEAR
NATCHEZ MISSISSIPPI...AND MIDWAY BETWEEN BATON ROUGE AND ALEXANDRIA.

ISOLATED SHOWERS DEVELOPED FROM NORTH OF HOUSTON TO WEST OF
GALVESTON.

THE RAIN BETWEEN LAKE CHARLES AND BEAUMONT WAS MOVING NORTH 25 MPH.
Special weather statement, Feb 27, 12:34 PM CST, 1 hour 41 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1235 PM CST FRI FEB 27 1987

...A FLASH FLOOD WATCH IS IN EFFECT FOR LOUISIANA THIS AFTERNOON
AND TONIGHT...

AT 1225 PM...SCATTERED THUNDERSTORMS AND SHOWERS WERE DEVELOPING
AND INTENSIFING IN SOUTHEAST TEXAS FROM HIGH ISLAND TO JUST NORTH
OF BEAUMONT TO SOUTH OF LAKE LIVINGSTON MOVING NORTH IN EXCESS OF
25 MPH.

SCATTERED SHOWERS AND ISOLATED THUNDERSHOWERS WERE SHOWN IN WEST
AND CENTRAL LOUISIANA FROM NORTH OF LAKE CHARLES TO NORTH OF
ALEXANDRIA MOVING NORTHEAST AT 35 MPH.
Special weather statement, Feb 27, 12:50 PM CST, 1 hour 25 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
1250 PM CST FRI FEB 27 1987

VERY STRONG THUNDERSTORMS ARE RAPIDLY DEVELOPING IN SOUTHEAST
TEXAS.

A CLUSTER OF VERY STRONG THUNDERSTORMS WAS INDICATED BY RADAR
OVER LAKE LIVINGSTON AT 1250 PM CST. THE THUNDERSTORMS WERE
INTENSIFYING AND MOVING RAPIDLY TO THE NORTH NORTHEAST AT
ABOUT 40 MPH.

IF YOU LIVE IN THE LUFKIN-NAGADOCHES AREA OF ANGELINA AND SAN
AUGUSTINE COUNTIES YOU SHOULD EXPECT SOME VERY STRONG
THUNDERSTORMS TO MOVE THROUGH BETWEEN 100 PM AND 300 PM CST
THIS AFTERNOON.

THESE STORMS WILL BE ACCOMPANIED BY STRONG WINDS...TORRENTIAL
RAINS...AND POSSIBLY HAIL.
<<
EVERYONE IN SOUTHEAST TEXAS SHOULD REMAIN ALERT TO THE WEATHER
SITUATION THIS AFTERNOON...AS MORE THUNDERSTORMS ARE EXPECTED TO
INTENSIFY AND MOVE THROUGH THE AREA.
Special weather statement, Feb 27, 1:43 PM CST, 32 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
145 PM CST FRI FEB 27 1987

STRONG THUNDERSTORMS CONTINUE TO DEVELOP OVER SOUTHEAST TEXAS.

AT 145 PM CST RADAR INDICATED STRONG THUNDERSTORMS OVER PORTIONS
OF JASPER...NEWTON...TYLER AND ANGELINA COUNTIES. THE STRONGEST
THUNDERSTORMS EXTENDED FROM NEWTON TO JUST EAST OF WOODVILLE...AND
NEAR DIBOLL.

THESE THUNDERSTORMS WERE MOVING RAPIDLY NORTHEAST AT 45 MPH.
YOU SHOULD REMEMBER THAT FAST-MOVING THUNDERSTORMS CAN PRODUCE
VERY STRONG AND GUSTY WINDS JUST BECAUSE OF THE FAST MOVEMENT
ALONE. HOWEVER...THESE THUNDERSTORMS CAN ALSO BE EXPECTED TO
CONTAIN SOME VERY HEAVY RAINS AND...POSSIBLY...HAIL.

EVERYONE IN SOUTHEAST TEXAS SHOULD REMAIN ALERT TO THE WEATHER
SITUATION THIS AFTERNOON AND EVENING...SINCE MORE THUNDERSTORMS
ARE EXPECTED TO DEVELOP.
EVERYONE IN SOUTHEAST TEXAS SHOULD REMAIN ALERT TO THE WEATHER
SITUATION THIS AFTER NOON...AS MORE THUNDERSTORMS ARE EXPECTED TO
INTENSIFY AND MOVE THROUGH THE AREA.
Special weather statement, Feb 27, 1:48 PM CST, 27 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
145 PM CST FRI FEB 27 1987

...A FLASH FLOOD WATCH IS IN EFFECT FOR LOUISIANA THIS AFTERNOON
AND TONIGHT...

AT 125 PM...SCATTERED STRONG THUNDERSTORMS CONTINUED TO INTENSIFY
IN SOUTHEAST TEXAS FROM NEAR KIRBYVILLE TO MIDWAY BETWEEN LAKE
LIVINGSTON AND LUFKIN MOVING NORTHEAST AT 45 MPH.

A FEW THUNDERSTORMS DEVELOPED SOUTHWEST OF LAKE CHARLES FROM SABINE
PASS TOF CAMERON MOVING RAPIDLY NORTHEAST.

CLUSTERS OF HEAVY SHOWERS WERE SHOWN IN WEST AND CENTRAL LOUISIANA
FROM SOUTHWEST OF LEESVILLE TO NEAR AND EAST OF ALEXANDRIA.

Nearby

Severe Thunderstorm Warnings in Texas, 1987Every severe thunderstorm warning in 1987

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.