Alert archive / Texas / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 90, NWS Fort Worth, TX

May 3, 1987Callahan County, Coleman County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at May 3, 1987, 2:10 AM CDT for Callahan County, Coleman County, Texas. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
May 3, 1987, 2:10 AM CDT (07:10 UTC)
Expired
May 3, 1987, 3:10 AM CDT
In force
60 min
Issued by
NWS Fort Worth, TX
Area
Whole counties

Counties Callahan County, TX, Coleman 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

Stephenville/Cla, TX (KSEP), launched 00:00Z, 7.2 hours before the alert went out and 125 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, Stephenville/Cla, TX at 00:00Z on 1987-05-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3269 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, Stephenville/Cla, TX at 00:00Z on 1987-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 square meters per square second.1939Sfc1 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
3269 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
1681 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
189 m²/s²
Significant tornado parameter
0.2
Supercell composite
3.3

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 2, 11:28 PM CDT, 2 hours 42 minutes before
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Special weather statement, May 3, 12:30 AM CDT, 1 hour 40 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
1230 AM CDT SUN MAY 3 1987

AT 1225 AM CDT RADAR SHOWED AN ISOLATED THUNDERSHOWER 20 MILES IN
DIAMETER 35 MILES NORTH OF FORT WORTH. MOVEMENT W;AS NORTHEAST AT
30 MILES AN HOUR.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION
FOR FURTHER STATEMENTS.
Special weather statement, May 3, 1:30 AM CDT, 40 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
130 AM CDT SUN MAY 3 1987

AT 125 AM CDT RADAR SHOWED AN ISOLATED THUNDERSTORM WITH VERY HEAVY
RAIN HAS FORMED 40 MILES WEST OF MINERAL WELLS. [MOVEMENT WAS
NORTHEAST AT 25 MILES AN HOUR.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION
FOR FURTHER STATEMENTS.

The office that day

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

IssuedProductOfficeCountiesLasted
May 3, 2:35 AM CDTSevere Thunderstorm WarningFWDEastland55 min
May 3, 3:00 AM CDTSevere Thunderstorm WarningFWDBrown60 min
May 3, 3:32 AM CDTSevere Thunderstorm WarningFWDComanche, Erath, Palo Pinto58 min
May 3, 3:38 AM CDTSevere Thunderstorm WarningFWDParker, Wise67 min
May 3, 3:55 AM CDTSevere Thunderstorm WarningFWDBrown80 min
May 3, 3:55 AM CDTSevere Thunderstorm WarningFWDColeman40 min
May 3, 4:16 AM CDTSevere Thunderstorm WarningFWDCooke59 min
May 3, 4:25 AM CDTSevere Thunderstorm WarningFWDComanche65 min
May 3, 5:04 AM CDTSevere Thunderstorm WarningFWDBosque56 min
May 3, 5:14 AM CDTSevere Thunderstorm WarningFWDDenton61 min
May 3, 5:19 AM CDTSevere Thunderstorm WarningFWDTarrant56 min
May 3, 5:40 AM CDTSevere Thunderstorm WarningFWDJohnson65 min
May 3, 5:46 AM CDTSevere Thunderstorm WarningFWDHamilton59 min
May 3, 5:53 AM CDTTornado WarningFWDBosque52 min
May 3, 5:56 AM CDTSevere Thunderstorm WarningFWDHill64 min
May 3, 6:14 AM CDTSevere Thunderstorm WarningFWDCoryell, McLennan61 min
May 3, 7:03 AM CDTSevere Thunderstorm WarningFWDMcLennan57 min
May 3, 6:43 PM CDTSevere Thunderstorm WarningFWDHill, McLennan62 min

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.