Alert archive / Texas / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 246, NWS Fort Worth, TX

May 16, 1990Fannin County, Grayson County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at May 16, 1990, 5:24 PM CDT for Fannin County, Grayson County, Texas. It was in force for 46 min. 3 reports 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
May 16, 1990, 5:24 PM CDT (22:24 UTC)
Expired
May 16, 1990, 6:10 PM CDT
In force
46 min
Issued by
NWS Fort Worth, TX
Area
Whole counties

Counties Fannin County, TX, Grayson 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
May 16, 5:24 PM CDTHail 0.75Grayson, TX
May 16, 5:30 PM CDTHail 0.75Grayson, TX
May 16, 5:45 PM CDTThunderstorm Wind 0Grayson, TX

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

Norman, OK (KOUN), launched 12:00Z, 10.4 hours before the alert went out and 201 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, Norman, OK at 12:00Z on 1990-05-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2019 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, Norman, OK at 12:00Z on 1990-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 404 square meters per square second.1939587897117Sfc1 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
2019 J/kg
Mixed-layer CIN
-215 J/kg
Mixed-layer LCL
880 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
404 m²/s²
0-3 km storm-relative helicity
407 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.4

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, May 16, 11:58 AM CDT, 5 hours 26 minutes before
TXZ031-161800-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
1200 PM CDT WED MAY 16 1990

...THE SEVERE THUNDERSTORM WATCH FOR BOSQUE...HILL...MCLENNAN AND
LIMESTONE COUNTIES OF CENTRAL TEXAS HAS EXPIRED AND IS NO LONGER IN
EFFECT...

AT 1150 AM CDT SHOWERS AND THUNDERSTORMS WERE WIDELY SCATTERED BETWEEN
TYLER AND AUSTIN...WITH A FEW SHOWERS LOCATED IN LIMESTONE AND FALLS
COUNTIES.

MOVEMENT WAS TO THE NORTHEAST 45 MILES AN HOUR.

FURTHER STATEMENTS WILL BE ISSUED AS CONDITIONS WARRANT.
08
Special weather statement, May 16, 12:52 PM CDT, 4 hours 32 minutes before
TXZ021-022-023-025-026-027-161930-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
1250 PM CDT WED MAY 16 1990

AT 1245 PM CDT...WEATHER RADARS INDICATED A STRONG THUNDERSTORM BETWEEN
CAMPBELL AND LONE OAK IN EASTERN HUNT COUNTY. MOVEMENT WAS EAST AT
45 MILES AN HOUR. THIS THUNDERSTORM IS CAPABLE OF PRODUCING SMALL HAIL
AND VERY HEAVY RAIN.

A BAND OF SCATTERED SHOWERS AND THUNDERSTORMS EXTENDED FROM NEAR
TEXARKANA SOUTHWEST TO N5EAR TYLER. MOVEMENT WAS NORTHEAST AT 45
MILES AN HOUR.

STAY TUNED TO THIS STATION FOR THE LATEST WEATHER INFORMATION.
Special weather statement, May 16, 3:15 PM CDT, 2 hours 9 minutes before
TXZ019>033-162200-

SEVERE WEATHER OUTLOOK FOR NORTH TEXAS
NATIONAL WEATHER SERVICE FT WORTH TX
315 PM CDT WED MAY 16 1990

THERE CONTINUES A SLIGHT RISK OF SEVERE THUNDERSTORMS THE REMANINDER
OF THIS AFTERNOON AND TONIGHT OVER THE EASTERN HALF OF NORTH TEXAS.
THE RISK AREA IS GENERALLY EAST OF A LINE THROUGH GAINESSVILLE...
FORT WORTH... AND LAMPASAS.

THUNDERSTORMS ARE EXPECTED TO DEVELOP IN THE MOIST UNSTABLE AIR
AHEAD OF A COLD FRONT THAT WAS PUSHING THROUGH NORTH TEXAS TODAY.
AT 300 PM THE FRONT WAS LOCATED ROUGHLY FROM NEAR GAINESVILLE... TO
MINERAL WELLS... TO JUNCTION. TEMPERATURES WERE QUITE WARM IN
THE CLEAR... DRY AIR BEHIND THE FRONT... WITH READINGS INTO THE
MID 90S AT ABILENE AND SAN ANGELO. THESE WARM TEMPERATURES...
COMBINED WITH THE HIGH HUMIDITY VALUES EAST OF THE FRONT... ARE
CAUSING LIFTED INDICES INTO THE MINUS TEN TO MINUS TWELVE RANGE...
WHICH IS CONSIDERED MODERATELY TO STRONGLY UNSTABLE.

A PERSISTENT SEVERE THUNDERSTORM HAD DEVELOPED EARLIER THIS
AFTERNOON IN THE UNSTABLE AIR OVER NORTHEAST TEXAS. AT 300 PM
THIS THUNDERSTORM WAS LOCATED BETWEEN SULPHER SPRINGS AND TEXARKANA...
MOVING EAST NORTHEAST. BASEBALL SIZE HAIL WAS REPORTED AT
SULPHUR SPRINGS AROUND 130 PM... AND STRONG WINDS DOWNED TREES
WEST OF MT PLEASANT AROUND 250 PM.

ADDITIONAL THUNDERSTORMS COULD DEVELOP ANY TIME THE REMAINDER THIS
AFTERNOON AND INTO THIS EVENING AHEAD OF THE FRONT. SEVERE THUNDESTORM
WATCH NUMBER 265 WAS IN EFFECT FOR THE NORTHERN PART OF NORTH CENTRAL
AND NORTHEAST TEXAS UNTIL 1000 PM. SPOTTERS AND EMERGENCY MANAGEMENT
OFFICIALS WILL WANT TO KEEP IN TOUCH WITH LATEST WEATHER CONDITIONS.
Special weather statement, May 16, 4:37 PM CDT, 47 minutes before
TXZ021-022-023-025-026-027-162300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
435 PM CDT WED MAY 16 1990

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 10 PM CDT FOR THE
NORTHERN PARTS OF NORTH CENTRAL AND NORTHEAST TEXAS...GENERALLY NORTH
OF A FORT WORTH TO GILMER LINE.  THE DALLAS/FORT WORTH METROPLEX
IS INCLUDED IN THE WATCH AREA.

AT 430 PM...WEATHER SERVICE RADARS INDICATED A DEVELOPING SMALL AREA
OF DEVELOPING SHOWERS AND A THUNDERSTORM EXTENDING FROM JUST SOUTH
OF GAINESVILLE TO JUST SOUTHEAST OF SHERMAN. MOVEMENT WAS EAST AT 30
MILES AN HOUR.

STRONG THUNDERSTORMS CONTINUED OVER THE EXTREME NORTHEAST PART OF
NORTH TEXAS JUST SOUTH AND SOUTHEAST OF TEXARdKANA.  MOVEMENT WAS
NORTHEAST AT EAST AT 40 MILES AN HOUR.

STAY TUNED TO THIS STATION FOR LATER STATEMENTS OR POSSIBLE WARNINGS.
Special weather statement, May 16, 4:42 PM CDT, 42 minutes before
TXZ031-162235-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
440 PM CDT WED MAY 16 1990

AT 431 PM CDT AN ISOLATED THUNDERSHOWER WAS DEVELOPING NEAR GROESBECK.

MOVEMENT WAS EAST AT 30 MILEjS AN HOUR.

STAY TUNED TO NOAA WEATHER RADIO FOR ANY FURTHER STATEMENTS AND POSSIBLE
WARNINGS.

05

The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 16, 6:14 AM CDTSevere Thunderstorm WarningFWDStephens46 min
May 16, 8:01 AM CDTSevere Thunderstorm WarningFWDFannin44 min
May 16, 1:11 PM CDTSevere Thunderstorm WarningFWDHopkins, Hunt64 min
May 16, 2:10 PM CDTSevere Thunderstorm WarningFWDFranklin, Red River, Titus65 min
May 16, 3:05 PM CDTTornado WarningFWDTitus40 min
May 16, 3:19 PM CDTTornado WarningFWDMorris41 min

Nearby

Severe Thunderstorm Warnings in Texas, 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.