Alert archive / Texas / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 130, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 29, 1987, 1:32 PM CDT for Kerr County, Texas. It was in force for 58 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
- May 29, 1987, 1:32 PM CDT (18:32 UTC)
- Expired
- May 29, 1987, 2:30 PM CDT
- In force
- 58 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Kerr 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 |
|---|---|---|---|
| May 29, 1:47 PM CDT | Hail 0.75 | Kerr, 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
Del Rio, TX (KDRT), launched 12:00Z, 6.5 hours before the alert went out and 163 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
- 248 J/kg
- Mixed-layer CIN
- -411 J/kg
- Mixed-layer LCL
- 996 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 93 m²/s²
- 0-3 km storm-relative helicity
- 175 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 29, 9:08 AM CDT, 4 hours 24 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 910 AM CDT FRI MAY 29 1987 THUNDERSTORMS...WITH FREQUENT LIGHTNING AND LOCALLY HEAVY RAIN... CONTINUE ACROSS THE HILL COUNTRY AND ADJACENT SOUTH CENTRAL TEXAS. SOME OF THESE THUNDERSTORMS ARE JUST NOW BEGINNING TO ENTER KERR... KENDALL AND COMAL COUNTIES. ADDITIONAL RAINFALL FROM THESE STORMS COULD CAUSE LOCALIZED FLOODING OF ROADS AND STREETS...LOW-WATER CROSSINGS AND CREEK$S AND TRIBUTARIES LEADING INTO THE GUADALUPE RIVER. PLEASE STAY TUNED FOR LATER WEATHER AND RIVER FLOOD STATEMENTS OR WARNINGS.
Special weather statement, May 29, 10:00 AM CDT, 3 hours 32 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 1000 AM CDT FRI MAY 29 1987 ...SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL NOON CDT... ...FLASH FLOOD WATCH IN EFFECT THIS MORNING... AT 950 AM AUSTIN RADAR CONTINUES TO SHOW WIDESPREAD RAIN OVER CENTRAL TEXAS WITH THE STRANGEST THUNDERSTORMS FROM NEAR KERRVILLE TO SOUTH OF SAN ANTONIO TO NEAR VICTORIA TO NEAR WHARTON. ALSO THUNDERSTORMS WERE NEAR GEORGETOWN AND ROUND ROCK TO SOUTH OF BASTROP. THE ACTIVITY IS MOVING TO THE EAST AND NORTHEAST NEAR 20 MPH. NO SEVERE WEATHER OR FLASH FLOODING HAS BEEN RPORTED IN THE AREA FOR THE LAST COUPLE OF HOURS BUT MANY SMALL STREAMS CONTINUE BANKFULL AND MANY LOW WATER CROSSINGS ARE STILL DANGEROUS. MOTORISTS ARE URGED TO USE EXTREME CAUTION WHILE DRIVING AND DO NOT ATTEMPT TO DRIVE THROUGH LOW WATER CROSSINGS OR WATER OF UNKNOWN DEPTH. KEEP INFORMED OF THIS DANGEROUS SITUATION.
Special weather statement, May 29, 10:42 AM CDT, 2 hours 50 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 1040 AM CDT FRI MAY 29 1987 ...FLASH FLOOD WATCH CONTINUES FOR TODAY... THE SEVERE THUNDERSTORM WATCH FOR THE AREA HAS BEEN CANCELLED. AT 1030 AM AUSTIN RADAR CONTINUES TO SHOW WIDESPREAD RAIN OVER CENTRAL TEXAS WITH THE STRANGEST THUNDERSTORMS FROM NEAR KERRVILLE TO SOUTH OF HONDO AND EASTWARD TO COLLEGE STATION AND HOUSTON AND GALVESTON. VERY STRONG THUNDERSTORMS WITH FLOODING ARE OCCURRING NEAR MEDINA LAKE WEST OF SAN ANTONIO. ACTIVITY IS MOVING EAST AND NORTHEAST NEAR 20 MPH. NO FLASH FLOODING HAS BEEN RPORTED IN THE AREA FOR THE PAST SEVERAL HOURS BUT MANY SMALL STREAMS CONTINUE BANKFULL AND MANY LOW WATER CROSSINGS ARE STILL DANGEROUS. MOTORISTS ARE URGED TO KEEP INFORMED AND DO NOT ATTEMPT TO DRIVE THROUGH LOW WATER CROSSINGS OR THROUGH WATER OVER ROADWAYS. THIS HEAVY RAINFALL EVENT WILL CONTINUE THROUGH TODAY. STAY TUNED TO RADIO...TV OR NOAA WEATHER RADIO FOR \LATEST INFORMATION.
Special weather statement, May 29, 11:44 AM CDT, 1 hour 48 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 1143 AM CDT FRI MAY 29 1987 ...FLASH FLOOD WATCH CONTINUES FOR TODAY... AT 1130 AM AUSTIN RADAR CONTINUES TO SHOW WIDESPREAD RAIN EAST OF A LINE FROM WACO TO MARBLE FALLS TO JUST WEST OF KERRVILLE AND SOUTHWARD. STRONG THUNDERSTORMS WERE OCCURRING NEAR KERRVILLE TO SAN ANTONIO. ACTIVITY IS MOVING EAST AND NORTHEAST NEAR 20 MPH. NO FLASH FLOODING HAS BEEN RPORTED IN THE AREA FOR THE PAST SEVERAL HOURS BUT MANY SMALL STREAMS CONTINUE BANKFULL AND MANY LOW WATER CROSSINGS ARE STILL DANGEROUS. MOTORISTS ARE URGED TO KEEP INFORMED AND DO NOT ATTEMPT TO DRIVE THROUGH LOW WATER CROSSINGS OR THROUGH WATER OVER ROADWAYS. THIS HEAVY RAINFALL EVENT WILL CONTINUE THROUGH TODAY. STAY TUNED TO RADIO...TV OR NOAA WEATHER RADIO FOR LATEST INFORMATION.
Special weather statement, May 29, 1:14 PM CDT, 18 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 110 PM CDT FRI MAY 29 1987 ...FLASH FLOOD WATCH CONTINUES FOR TODAY... AT 100 PM AUSTIN RADAR CONTINUES TO SHOW WIDESPREAD RAIN SOUTH OF A LINE FROM JUNCTION TO BELTON TO CENTERVILLE. STRONG THUNDERSTORMS WERE MOSTLY FROM HARPER TO FREDERICKSBURG TO NEAR NEW BRAUNFELS AND NEAR SCHULENBURG. ACTIVITY IS MOVING EAST AND NORTHEAST NEAR 20 MPH. NO FLASH FLOODING HAS BEEN RPORTED IN THE AREA FOR THE PAST SEVERAL HOURS BUT MANY SMALL STREAMS CONTINUE BANKFULL AND MANY LOW WATER CROSSINGS ARE STILL DANGEROUS. MOTORISTS ARE URGED TO KEEP INFORMED AND DO NOT ATTEMPT TO DRIVE THROUGH LOW WATER CROSSINGS OR THROUGH WATER OVER ROADWAYS. TH IS HEAVY RAINFALL EVENT WILL CONTINUE THROUGH TODAY. STAY TUNED TO RADIO...TV OR NOAA WEATHER RADIO FOR LATEST INFORMATION.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 28, 7:05 PM CDT | Tornado Warning | EWX | Val Verde | 70 min |
| May 28, 8:20 PM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 70 min |
| May 28, 9:13 PM CDT | Severe Thunderstorm Warning | EWX | Kinney | 62 min |
| May 28, 9:55 PM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 65 min |
| May 28, 10:18 PM CDT | Severe Thunderstorm Warning | EWX | Kinney | 57 min |
| May 28, 11:14 PM CDT | Severe Thunderstorm Warning | EWX | Kinney | 61 min |
| May 29, 12:24 AM CDT | Severe Thunderstorm Warning | EWX | Real, Uvalde | 66 min |
| May 29, 12:24 AM CDT | Severe Thunderstorm Warning | EWX | Kinney | 66 min |
| May 29, 1:35 AM CDT | Severe Thunderstorm Warning | EWX | Bandera, Medina, Uvalde | 55 min |
| May 29, 2:32 AM CDT | Severe Thunderstorm Warning | EWX | Bandera, Medina | 58 min |
| May 29, 2:35 AM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 2 hr |
| May 29, 3:14 AM CDT | Flash Flood Warning | EWX | Travis, Williamson | 2 hr |
| May 29, 3:19 AM CDT | Flash Flood Warning | EWX | Bandera, Kendall, Kerr, Real | 4 hr |
| May 29, 3:19 AM CDT | Flash Flood Warning | EWX | Medina, Uvalde | 4 hr |
| May 29, 3:30 AM CDT | Severe Thunderstorm Warning | EWX | Bandera, Kerr, Real, Uvalde | 60 min |
| May 29, 3:30 AM CDT | Severe Thunderstorm Warning | EWX | Kendall | 60 min |
| May 29, 3:30 AM CDT | Severe Thunderstorm Warning | EWX | Medina | 60 min |
| May 29, 4:39 AM CDT | Flash Flood Warning | EWX | Bastrop, Caldwell, Hays | 4 hr |
| May 29, 4:39 AM CDT | Flash Flood Warning | EWX | Lee | 4 hr |
| May 29, 4:39 AM CDT | Flash Flood Warning | EWX | Blanco | 4 hr |
| May 29, 4:55 AM CDT | Severe Thunderstorm Warning | EWX | Bandera, Medina, Uvalde | 65 min |
| May 29, 4:58 AM CDT | Severe Thunderstorm Warning | EWX | Kinney, Maverick | 62 min |
| May 29, 7:27 AM CDT | Flash Flood Warning | EWX | Bandera, Medina, Uvalde | 4 hr |
| May 29, 11:58 AM CDT | Flash Flood Warning | EWX | Edwards, Kerr, Real | 3 hr |
| May 29, 2:23 PM CDT | Flash Flood Warning | EWX | Edwards, Kerr, Real | 3 hr |
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.