Alert archive / Texas / Tornado Warnings in 1989

Tornado Warning 9, NWS Lake Charles, LA

May 16, 1989Sabine County, San Augustine County, Texas

NWS Lake Charles, LA issued this tornado warning at May 16, 1989, 9:45 AM CDT for Sabine County, San Augustine County, Texas. It was in force for 45 min.

The area

The counties it named.

The facts

Issued
May 16, 1989, 9:45 AM CDT (14:45 UTC)
Expired
May 16, 1989, 10:30 AM CDT
In force
45 min
Issued by
NWS Lake Charles, LA
Area
Whole counties

Counties Sabine 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, 2.8 hours before the alert went out and 123 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 1989-05-16Temperature 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 1989-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 74 square meters per square second.1939587897Sfc1 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
1311 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
74 m²/s²
0-3 km storm-relative helicity
186 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

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, May 16, 7:55 AM CDT, 1 hour 50 minutes before
TTAAOO KESF 161255
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ALEXANDRIA LA
1255 PM CDT TUE MAY 16 1989

SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 300PM
THIS AFTERNOON FOR RAPIDES GRANT AND LASALLE
PARISHES OF CENTRAL LOUISIANA...

RAIN AND THUNDERSTORMS SOME VERY STRONG WILL BE
MOVING ACROSS THE PARISHES FOR THE NEXT FEW HOURS.
PERSONS IN CENTRAL SHOULD BE ALERT TO THE POSSIBILITY
OF SEVERE WEATHER WITH THE THUNDERSTORMS...AT 1255PM
RAIN AND THUNDERSTORMS bHAD MOVED INTO RAPIDES AND GRANT
PARISHES MOVING EAST AT 30 MILES AN HOUR.

The office that day

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

IssuedProductOfficeCountiesLasted
May 16, 9:14 AM CDTTornado WarningLCHNacogdoches46 min
May 16, 12:12 PM CDTFlash Flood WarningLCHNacogdoches2 hr
May 16, 12:52 PM CDTFlash Flood WarningLCHSan Augustine68 min

Nearby

Tornado Warnings in Texas, 1989Every tornado warning in 1989Tornadoes in 1989

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.