Alert archive / Texas / Tornado Warnings in 1990

Tornado Warning 4, NWS San Angelo, TX

June 1, 1990Crockett County, Texas

NWS San Angelo, TX issued this tornado warning at Jun 1, 1990, 4:51 PM CDT for Crockett County, Texas. It was in force for 69 min.

The area

The counties it named.

The facts

Issued
Jun 1, 1990, 4:51 PM CDT (21:51 UTC)
Expired
Jun 1, 1990, 6:00 PM CDT
In force
69 min
Issued by
NWS San Angelo, TX
Area
Whole counties

County Crockett 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

Midland Regional, TX (KMAF), launched 12:00Z, 9.9 hours before the alert went out and 156 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, Midland Regional, TX at 12:00Z on 1990-06-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3515 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, Midland Regional, TX at 12:00Z on 1990-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 245 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
3515 J/kg
Mixed-layer CIN
-55 J/kg
Mixed-layer LCL
793 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
245 m²/s²
0-3 km storm-relative helicity
314 m²/s²
Significant tornado parameter
4.5
Supercell composite
22.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSJT 012153
TORSJT
TXC105-012300-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SAN ANGELO TX
451 PM CDT FRI JUN 1 1990
 
THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  600 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES
 
IN SOUTHWEST TEXAS
 
   ...NORTHWESTERN CROCKETT COUNTY
 
AT 450 PM CDT SAN ANGELO RADAR INDICATED A POSSIBLE TORNADO IN THE
EXTREME NORTHWEST CORNER OF CROCKETT COUNTY ABOUT 10 MILES SOUTHWEST
OF MCCAMEY. MOVEMENT WAS SLOW AND ERRATIC BUT GENERALLY TO THE EAST AT
5 TO 10 MILES AN HOUR.
 
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING.  AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH
OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
iSUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.

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, Jun 1, 2:10 PM CDT, 2 hours 41 minutes before
TXZ016-017-029-034-018-012015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANGELO TX
207 PM CDT FRI JUN 1 1990

...A TORNADO WATCH IS IN EFFECT FOR THE NORTHERN CONCHO VALLEY UNTIL
400 PM CDT THIS AFTERNOON...

...A FLASH FLOOD WATCH IS IN EFFECT FOR MCCULLOCH COUNTY TODAY...

AT 205 PM CDT SAN ANGELO RADAR SHOWED NO SHOWER OR THUNDERSTORM
ACTIVITY IN THE CONCHO VALLEY. THUNDERSTORMS HAD BEGUN TO BUILD WEST
OF THE CONCHO VALLEY SOUTH OF MIDLAND. THE MOVEMENT OF THESE
THUNDERSTORMS HAS NOT BEEN DETERMINED.

REMEMBER...A TORNADO WATCH MEANS THAT SEVERE THUNDERSTORMS WHICH MAY
PRODUCE TORNADOES ARE POSSIBLE IN AND NEAR THE WATCH AREA. A FLASH
FLOOD WATCH MEANS THAT HEAVY RAIN WHICH MAY FALL OVER ALREADY
SATURATED GROUND CAN CAUSE FLASH FLOODING IN AND NEAR THE WATCH AREA.
KEEP LISTENING TO YOUR NOAA WEATHER RADIO OR YOUR LOCAL RADIO AND
TELEVISION STATIONS FOR FURTHER WEATHER UPDATES.
Special weather statement, Jun 1, 2:32 PM CDT, 2 hours 19 minutes before
TXZ012-015-019-024-029-030-012230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ABILENE TX
230 PM CDT FRI JUN 1 1990

A TORNADO WATCH IS IN EFFECT FOR THE WESTERN PORTIONS OF THE BIG
COUNTRY UNTIL 10 OCLOCK THIS EVENING. A TORNADO WATCH CONTINUES IN
EFFECT UNTIL 4 PM CDT FOR THE CENTRAL AND EAST PARTS OF THE BIG COUNTRY.

A FLASH FLOOD WATCH IS IN EFFECT TODAY FOR ALL THE BIG COUNTRY AREA.

AT 225 PM CDT NUMEROUS THUNDERSTORMS AND SHOWERS WERE ALONG AND NORTH
OF A LINE FROM NEAR MUNDAY TO SWENSON TO SNYDER. A LARGE STORM IN THE
NORTHWEST CORNER OF STONEWALL COUNTY IS BEING CLOSELY MONITORED FOR
HAIL BY THE STONEWALL COUNTY SHERIFFS OFFICE.

MOVEMENT WAS NORTHEAST AT 20 MPH.

PERSONS IN OR NEAR THE WATCH AREAS SHOULD STAY ALERT FOR APPROACHING
 THUNDERSTORMS AND BE READY TO TAKE IMMEDIATE ACTION IF SEVERE
WEATHER OR FLOODING IS SIGHTED OR REPORTED.

STAY TUNED TO RADIO...TV OR NOAA WEATHER RADIO FOR THE LATEST WEATHER
INFORMATION AND POSSIBLE WARNINGS.
Special weather statement, Jun 1, 3:00 PM CDT, 1 hour 51 minutes before
TXZ016-017-029-034-018-012100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANGELO TX
258 PM CDT FRI JUN 1 1990

...THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH IN EFFECT
FROM 300 PM UNTIL 1000 PM CDT THIS EVENING FOR THE NORTHWEST CONCHO
VALLEY COUNTIES OF REAGAN...IRION...STERLING...COKE AND TOM GREEN...

...A FLASH FLOOD WATCH IS IN EFFECT FOR TODAY FOR MCCULLOCH COUNTY...

AT 255 PM CDT SAN ANGELO RADAR SHOWED THUNDERSTORMS WITH VERY HEAVY
RAIN WEST OF THE CONCHO VALLEY. THE STRONGEST THUNDERSTORMS WERE IN
CRANE COUNTY AND PECOS COUNTY. THESE THUNDERSTORMS WERE MOVING
NORTHEAST AT 25 MILES AN HOUR.

REMEMBER...A TORNADO WATCH MEANS THAT SEVERE THUNDERSTORMS WHICH MAY
PRODUCE TORNADOES ARE POSSIBLE IN AND NEAR THE WATCH AREA. A FLASH
FLOOD WATCH MEANS THAT FLASH FLOODING IS POSSIBLE IN AND NEAR THE
WATCH AREA. KEEP LISTENING TO YOUR NOAA WEATHER RADIO FOR FURTHER
WEATHER UPDATES.
Special weather statement, Jun 1, 3:36 PM CDT, 1 hour 15 minutes before
TXZ012-015-019-024-029-030-012330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ABILENE TX
330 PM CDT FRI JUN 1 1990

A TORNADO WATCH REMAINS IN EFFECT FOR THE WESTERN PART OF THE BIG
COUNTRY UNTIL 10 OCLOCK THIS EVENING.

A TORNADO WATCH IN EFFECT FOR THE CENTRAL AND EAST PORTIONS OF THE BIG
COUNTRY WILL EXPIRE AT 4 PM CDT.

A FLASH FLOOD WATCH REMAINS IN EFFECT FOR ALL THE BIG COUNTRY THIS
AFTERNOON AND TONIGHT.

AT 325 PM CDT NUMEROUS LARGE THUNDERSTORMS WERE ALONG AND NORTH OF A
LINE FROM OLNEY TO SEYMOUR TO ROCHESTER TO NEAR SNYDER. HAIL...STRONG
GUSTY WIND AND VERY HEAVY RAIN CAN BE EXPECTED NEAR THESE STORMS.

MOVEMENT WAS NORTHEAST AT 20 MPH.

PERSONS IN OR CLOSE TO THE WATCH AREAS SHOULD STAY ALERT FOR
APPROACHING THUNDERSTORMS AND BE READY TO TAKE IMMEDIATE ACTION IF
SEVERE WEATHER OR FLOODING IS SIGHTED OR REPORTED.

STAY TUNED TO RADIO...TV OR NOAA WEATHER RADIO FOR THE LATEST WEATHER
INFORMATION AND POSS	IBLE WARNINGS.
Special weather statement, Jun 1, 4:03 PM CDT, 48 minutes before
TXZ016-017-029-034-018-012200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANGELO TX
401 PM CDT FRI JUN 1 1990

...A TORNADO WATCH IS IN EFFECT UNTIL 1000 PM CDT FOR THE NORTHWEST
CONCHO VALLEY...

...A FLASH FLOOD WATCH IS IN EFFECT FOR TONIGHT IN MCCULLOCH COUNTY...

AT 355 PM CDT SAN ANGELO RADAR SHOWED STRONG THUNDERSTORMS APPROACHING
THE WESTERN CONCHO VALLEY. THE STRONGEST STORMS WERE NEAR CRANE ON THE
CRANE/UPTON COUNTY LINE AND SOUTH OF GIRVIN IN NORTHEAST PECOS COUNTY.
THESE THUNDERSTORMS WERE MOVING EAST VERY SLOWLY AND ARE LIKELY
PRODUCING VERY HEAVY RAINS...STRONG GUSTY WINDS...FREQUENT LIGHTNING
AND SOME HAIL.

REMEMBER...A TORNADO WATCH MEANS SEVERE THUNDERSTORMS WHICH MAY
PRODUCE TORNADOES ARE POSSIBLE IN AND NEAR THE WATCH AREA. A FLASH
FLOOD WATCH MEANS THAT FLASH FLOODING IS POSSIBLE IN AND NEAR THE
WATCH AREA. KEEP LISTENING TO YOUR NOAA WEATHER RADIO OR YOUR LOCAL
RADIO AND TELEVISION *STATIONS FOR FURTHER WEATHER UPDATES.
Special weather statement, Jun 1, 4:22 PM CDT, 29 minutes before
TXZ012-015-019-024-029-030-020015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ABILENE TX
415 PM CDT FRI JUN 1 1990

A TORNADO WATCH REMAINS IN EFFECT FOR THE WESTERN PORTION OF THE BIG
COUNTRY UNTIL 10 OCLOCK THIS EVENING.

A FLASH FLOOD WATCH IS IN EFFECT FOR ALL THE BIG COUNTRY AREA THROUGH
TONIGHT.

AT 410 PM CDT NUMEROUS LARGE THUNDERSTORMS WERE ALONG AND NORTH OF A
LINE FROM WEST OF SNYDER TO CLAIREMONT TO GUTHRIE TO NEAR SEYMOUR.

VERY HEAVY RAIN AND MINOR STREET AND ROAD FLOODING WAS REPORTED IN THE
NORTH PORTION OF SCURRY COUNTY JUST SOUTH OF FLUVANNA AT 400 PM CDT.
THIS AREA IS BEING CLOSELY MONITORED FOR SEVERE WEATHER AND ADDITIONAL
FLOODING.

MOVEMENT OF THE STORMS WAS GENERALLY TO THE NORTHEAST AT 20 MPH...
HOWEVER THE AREA OF STORMS IN SCURRY COUNTY HAD STARTED TO DRIFT TO
THE SOUTH AND SOUTHEAST.

PERSONS IN THE WATCH AND WARNING AREAS SHOULD STAY ALERT FOR
APPROACHING THUNDERSTORMS AND BE READY TO TAqKE IMMEDIATE ACTION IF
SEVERE WEATHER OR FLOODING IS SIGHTED OR REPORTED.

STAY TUNED TO RADIO...TV OR NOAA WEATHER RADIO FOR THE LATEST WEATHER
INFORMATION AND POSSIBLE WARNINGS.

The office that day

Everything else NWS San Angelo, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 31, 11:47 PM CDTSevere Thunderstorm WarningSJTReagan58 min
Jun 1, 1:04 AM CDTSevere Thunderstorm WarningSJTIrion, Sterling, Tom Green56 min
Jun 1, 1:32 AM CDTSevere Thunderstorm WarningSJTRunnels43 min
Jun 1, 1:58 AM CDTSevere Thunderstorm WarningSJTCoke, Tom Green62 min
Jun 1, 2:16 AM CDTSevere Thunderstorm WarningSJTRunnels59 min
Jun 1, 8:07 AM CDTSevere Thunderstorm WarningSJTSchleicher68 min
Jun 1, 5:56 PM CDTTornado WarningSJTCrockett64 min

Nearby

Tornado Warnings in Texas, 1990Every tornado warning in 1990Tornadoes 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.