Alert archive / Texas / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 21, NWS Fort Worth, TX
NWS Fort Worth, TX issued this severe thunderstorm warning at Feb 14, 1987, 9:34 PM CST for Hill County, Texas. It was in force for 56 min. 1 report 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
- Feb 14, 1987, 9:34 PM CST (03:34 UTC)
- Expired
- Feb 14, 1987, 10:30 PM CST
- In force
- 56 min
- Issued by
- NWS Fort Worth, TX
- Area
- Whole counties
County Hill 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 14, 9:45 PM CST | Hail 1.75 | Hill, 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
Stephenville/Cla, TX (KSEP), launched 00:00Z, 3.6 hours before the alert went out and 95 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.
- Mixed-layer CAPE
- 1627 J/kg
- Mixed-layer CIN
- -46 J/kg
- Mixed-layer LCL
- 1092 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 131 m²/s²
- 0-3 km storm-relative helicity
- 138 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 4.8
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAAOO KACT 150334
SVRACT
TXC217-150430-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WACO TX
934 PM CST SAT FEB 14 1987
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 1030 PM CST FOR PEOPLE IN THE FOLLOWING COUNTIES:
IN NORTH CENTRAL TEXAS
..HILL
AT 925 PM CST A POSSIBLY SEVERE THUNDERSTORM WAS LOCATED 5 MILES WEST
OF ITASCA MOVING EAST AT 50 MILES AN HOUR.
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER,
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.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 14, 6:30 PM CST, 3 hours 4 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WACO TX 616 PM CST SAT FEB 14 1987 ...A TORNADO WATCH IS IN EFFECT UNTIL 11 PM CST THIS EVENING FOR MCLENNAN..BELL..CORYELL..BOSQUE..LIMESTONE..FALLS AND HILL COUNTY... AT 605 PM CST RADAR INDICATED SHOWERS AND THUNDERSTORMS DEVELOPING FROM MINERAL WELLS SOUTHWARD TO STEPHENVILLE MOVING EAST AT 25 MPH. ALL PERSONS SHOULD REMAIN ALERT FOR POSSIBLE SEVERE WEATHER AND BE PREPARED TO MOVE TO A SAFE PLACE. STAY TUNED TO NOAA WEATHER RADIO..TV..OR RADIO FOR FURTHER STATEMENTS.
Special weather statement, Feb 14, 7:23 PM CST, 2 hours 11 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WACO TX 720 PM CST SAT FEB 14 1987 ...A TORNADO WATCH IS IN EFFECT UNTIL 11 PM CST THIS EVENING FOR MCLENNAN..BELL..CORYELL..BOSQUE..LIMESTONE..FALLS AND HILL COUNTIES... AT 715 PM CST NO THUNDERSTORMS WERE OCCURRING IN CENTRAL TEXAS. SHOWERS AND THUNDERSTORMS..SOME PRODUCING VERY HEAVY RAIN WERE SCATTERED FROM NEAR BROWNWOOD TO NORTHWEST OF STEPHENVILLE. THESE THUNDERSTORMS WERE MOVING EAST AT 50 MILES AN HOUR. SEVERAL REPORTS OF HAIL HAVE BEEN RECEIVED AS A RESULT OF THESE THUNDERSTORMS. PERSONS IN CENTRAL TEXAS SHOULD BE ON THE LOOKOUT FOR THESE THUNDERSTORMS AS THEY APPROACH CENTRAL TEXAS. BE PREPARED TO MOVE TO A SAFE PLACE SHOULD SEVERE WEATHER BE SIGHTED OR A WARNING ISSUED. STAY TUNED TO NOAA WEATHER RADIO OR TO LOCAL RADIO AND TELEVISION STATIONS FOR LATER STATMENTS OR POSSIBLE WARNINGS.
The office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 14, 6:39 PM CST | Severe Thunderstorm Warning | FWD | Erath, Hood, Somervell | 66 min |
| Feb 14, 6:44 PM CST | Severe Thunderstorm Warning | FWD | Eastland, Stephens | 61 min |
| Feb 14, 6:48 PM CST | Severe Thunderstorm Warning | FWD | Parker | 57 min |
| Feb 14, 6:48 PM CST | Severe Thunderstorm Warning | FWD | Comanche | 57 min |
| Feb 14, 7:02 PM CST | Severe Thunderstorm Warning | FWD | Brown, Coleman | 48 min |
| Feb 14, 7:08 PM CST | Severe Thunderstorm Warning | FWD | Palo Pinto | 67 min |
| Feb 14, 7:08 PM CST | Severe Thunderstorm Warning | FWD | Denton, Tarrant | 67 min |
| Feb 14, 7:29 PM CST | Severe Thunderstorm Warning | FWD | Cooke | 61 min |
| Feb 14, 7:37 PM CST | Severe Thunderstorm Warning | FWD | Clay, Jack, Montague | 68 min |
| Feb 14, 7:40 PM CST | Severe Thunderstorm Warning | FWD | Wise | 65 min |
| Feb 14, 7:56 PM CST | Severe Thunderstorm Warning | FWD | Comanche, Erath, Hamilton | 64 min |
| Feb 14, 7:56 PM CST | Severe Thunderstorm Warning | FWD | Hood, Somervell | 64 min |
| Feb 14, 8:07 PM CST | Severe Thunderstorm Warning | FWD | Palo Pinto, Parker | 53 min |
| Feb 14, 8:07 PM CST | Severe Thunderstorm Warning | FWD | Bosque | 53 min |
| Feb 14, 8:34 PM CST | Severe Thunderstorm Warning | FWD | Cooke, Denton, Montague, Wise | 71 min |
| Feb 14, 8:34 PM CST | Severe Thunderstorm Warning | FWD | Johnson, Tarrant | 71 min |
| Feb 14, 8:54 PM CST | Severe Thunderstorm Warning | FWD | Comanche, Erath | 66 min |
| Feb 14, 9:07 PM CST | Severe Thunderstorm Warning | FWD | Dallas, Ellis | 53 min |
| Feb 14, 9:25 PM CST | Severe Thunderstorm Warning | FWD | Collin, Grayson, Rockwall | 65 min |
| Feb 14, 9:25 PM CST | Severe Thunderstorm Warning | FWD | Kaufman | 65 min |
| Feb 14, 9:47 PM CST | Severe Thunderstorm Warning | FWD | Navarro | 58 min |
| Feb 14, 9:47 PM CST | Severe Thunderstorm Warning | FWD | Denton | 58 min |
| Feb 14, 10:00 PM CST | Severe Thunderstorm Warning | FWD | Fannin, Hunt | 60 min |
| Feb 14, 10:13 PM CST | Severe Thunderstorm Warning | FWD | Ellis | 62 min |
| Feb 14, 10:32 PM CST | Severe Thunderstorm Warning | FWD | Hopkins, Rains, Van Zandt | 58 min |
| Feb 14, 10:32 PM CST | Severe Thunderstorm Warning | FWD | Delta, Lamar | 58 min |
| Feb 14, 10:32 PM CST | Severe Thunderstorm Warning | FWD | Kaufman | 58 min |
| Feb 15, 12:48 AM CST | Severe Thunderstorm Warning | FWD | Morris | 27 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.