Alert archive / Texas / Flash Flood Warnings in 1990
Flash Flood Warning 5, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Apr 26, 1990, 6:52 AM CDT for Mills County, Texas. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- Apr 26, 1990, 6:52 AM CDT (11:52 UTC)
- Expired
- Apr 26, 1990, 9:00 AM CDT
- In force
- 2 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Mills 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, 11.9 hours before the alert went out and 93 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
- 1429 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 760 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 167 m²/s²
- 0-3 km storm-relative helicity
- 169 m²/s²
- Significant tornado parameter
- 1.2
- Supercell composite
- 5.8
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KAUS 261154
FFWAUS
TXC333-261400-
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN TX
652 AM CDT THU APR 26 1990
THE NATIONAL WEATHER SERVICE IN AUSTIN HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 900 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN NORTH CENTRAL TEXAS
...MILLS
A RAINFALL REPORT FROM PRIDDY OVER 5 INCHES AND STILL RAINING AND WILL
CAUSE FLOODING.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY. MOVE TO HIGHER GROUND.What forecasters said that day
The local office's own words before this flash flood 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, Apr 26, 5:35 AM CDT, 1 hour 17 minutes before
TXZ030-034>036-261130- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE AUSTIN TX 530 AM CDT THU APR 26 1990 ...FLASH FLOOD WATCH INCLUDES THE ENTIRE CENTRAL TEXAS AREA AND ADJACENT HILL COUNTY... AT 525 AM WEATHER RADAR SHOWED A LARGE AREA OF SHOWERS AND STRONG THUNDER- STORMS PRODUCING HEAVY RAIN. MOST OF THE RAIN AREA WAS WEST OF INTERSTATE 35. THE STRONGEST STORMS WERE WEST OF BLANCO...NEAR SAN SABA AND SOUTHWEST OF GOLDTHWAITE. MOVEMENT OF THE INDIVIDUAL CELLS IS TO THE NORTH WHILE THE AREA IS SLOWLY DRIFTING TO THE EAST. PEOPLE IN THE ENTIRE CENTRAL TEXAS AREA SHOULD KEEP UP WITH THE LATEST WEATHER DEVELOPMENTS AND THESE STORMS COULD PRODUCE HAIL...VERY HEAVY RAIN...STRONG GUSTY WINDS AND FREQUENT LIGHTING. KEEP TUNED TO THE LATEST WEATHER DEVELOPMENTS IN THE EVENT A WARNING IS ISSUED.
Special weather statement, Apr 26, 5:43 AM CDT, 1 hour 9 minutes before
TXZ054-261245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 545 AM CDT THU APR 26 1990 ...A FLASH FLOOD WATCH CONTINUES IN EFFECT FOR VAL VERDE COUNTY TODAY... AT 530 AM CDT THERE WERE ONLY A SMALL AREA OF LIGHT SHOWERS IN THE NORTH EAST PART OF VAL VERDE COUNTY NEAR LOMA ALTA AND NORTH. MOVEMENT OF THESE SHOWERS WAS TO THE EAST 10 TO 15 MPH. THESE SHOWERS WERE ON THE WESTERN EDGE OF A LARGE AREA OF SHOWERS AND THUNDERSTORMS PRODUCING HEAVY RAINS BOUNDED BY A LINE STRECTHING FROM NORTHWEST OF LAREDO TO NEAR AUSTIN THAN NORTHWEST TO NORTH OF SONORA AND BACK SOUTH TO EAST DEL RIO. SAN FELIPE CREEK CONTINUES TO BE NEARLY 6 FEET ABOVE NORMAL AND REMAINS A THREAT TO THOSE PERSONS LIVING ALONG THE CREEK. ANYMORE RUNOFF FROM THE WATER SHED TO THE NORTH OR ADDITIONAL RAINS WILL CERTAINLY INCREASE THE DANGER ALONG THE CREEK. PERSONS LIVING ALONG SAN FELIPE SHOULD MONITOR THE SITUATION CLOSELY. LOW LYING AREAS ARE STILL FLOODED IN DEL RIO AND EASTERN VAL VERDE COUNTY. MOTORISTS ARE URGED TO USE CAUTION AND NOT ATTEMPT TO CROSS FLOODED LOW WATER CROSSINGS ESPECIALLY IF THEY CAN NOT SEE THE ROADWAY. THE ROAD COULD BE WASHED OUT AND THE APPEARANCE OFW ATER...PATICULARLY RUNNING WATER IS DECEPTIVE AND DEPTH IS NOT EASILY GUESSED CORRECTLY. REMEMBER...A FLASH FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE IN AND NEAR THE WATCH AREA. PEOPLE IN THE WATCH AREA ARE URGED TO CHECK PREPAREDNESS REQUIREMENTS...KEEP INFORMED AND BE READY TO MOVE TO SAFETY IF HEAVY RAIN OR FLOODING IS REPORTED OR OBSERVED.
Special weather statement, Apr 26, 6:05 AM CDT, 47 minutes before
BULLETIN URBAN FLOOD STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 605 AM CDT THU APR 26 1990 ...HEAVY RAINFALL OVER SAN ANTONIO... HEAVY RAINFALL FROM A SEVERE THUNDERSTORM HAS FALLEN OVER SAN ANTONIO AND BEXAR COUNTY SINCE 500 AM WITH 2.50 INCHES OF RAIN SO FAR. MORE PERIODS OF MODERATE RAIN ARE EXPECTED IN THE NEXT HOUR WITH RUNOFF FROM PREVIOUS HEAVY RAINS CAUSING FLOODING AT LOW WATER CROSSINGS AND ALONG STREETS IN LOW LYING AREAS...T@HAT ARE EASILY FLOODED BY BRIEF PERIODS OF HEAVY RAIN. MOTORISTS ARE ADVISED NOT TO DRIVE THROUGH HIGH WATER AT LOW WATER CROSSINGS OR ON STREETS IN LOW LYING AREAS FOR THE NEXT ONE TO TWO HOURS.
Special weather statement, Apr 26, 6:07 AM CDT, 45 minutes before
TXZ039-261300- BULLETIN URBAN FLOOD STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 605 AM CDT THU APR 26 1990 ...HEAVY RAINFALL OVER SAN ANTONIO... HEAVY RAINFALL FROM A SEVERE THUNDERSTORM HAS FALLEN OVER SAN ANTONIO AND BEXAR COUNTY SINCE 500 AM WITH 2.50 INCHES OF RAIN SO FAR. MORE PERIODS OF MODERATE RAIN ARE EXPECTED IN THE NEXT HOUR WITH RUNOFF FROM PREVIOUS HEAVY RAINS CAUSING FLOODING AT LOW WATER CROSSINGS AND ALONG STREETS IN LOWD LYING AREAS...THAT ARE EASILY FLOODED BY BRIEF PERIODS OF HEAVY RAIN. MOTORISTS ARE ADVISED NOT TO DRIVE THROUGH HIGH WATER AT LOW WATER CROSSINGS OR ON STREETS IN LOW LYING AREAS FOR THE NEXT ONE TO TWO HOURS.
Local storm report, Apr 26, 6:17 AM CDT, 35 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SAN ANTONIO, TX
616 AM CDT THU APR 26 1990
EVENTS FOR THURSDAY MORNING...
TIME EVENT
210AM POSSIBLE TORNADO DAMAGED A MOBILE HOME, CAR AND TREES IN CITY OF
CONCAN.
346AM ONE HALF INCH OF RAINFALL (.50) IN 20 MINUTES AND PEA SIZE HAIL
KERRVILLE.
405AM TWO INCHES OF RAINFALL (2.00) 4NW OF BANDERA
450AM THREE AND FIFTEEN HUNDREDTHS RAIN (3.15) BANDERA
450AM TWO INCHES RAINFALL (2.00) MEDINA
505AM PEA SIZE HAIL SAN ANTONIO AIRPORT
515AM GOLFBALL SIZE HAIL NORTHWEST SAN ANTONIO
515AM POSSIBLE TORNADO I-10/CALLAHAN ROAD NORTHWEST SAN ANTONIO
ROOF DAMAGE TO APARTMENTS
535AM TWO INCHES OF RAINFALL (2.50) IN 55 MINUTES
54Q5AM ROOF BLOWN OFF HOUSE CANYON LAKELocal storm report, Apr 26, 6:44 AM CDT, 8 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SAN ANTONIO, TX
643 AM CDT THU APR 26 1990
EVENTS FOR THURSDAY MORNING...
TIME EVENT
210AM POSSIBLE TORNADO DAMAGED A MOBILE HOME, CAR AND TREES IN CITY OF
CONCAN.
346AM ONE HALF INCH OF RAINFALL (.50) IN 20 MINUTES AND PEA SIZE HAIL
KERRVILLE.
405AM TWO INCHES OF RAINFALL (2.00) 4NW OF BANDERA
450AM THREE AND FIFTEEN HUNDREDTHS RAIN (3.15) BANDERA
450AM TWO INCHES RAINFALL (2.00) MEDINA
505AM PEA SIZE HAIL SAN ANTONIO AIRPORT
515AM GOLFBALL SIZE HAIL NORTHWEST SAN ANTONIO
515AM POSSIBLE TORNADO I-10/CALLAHAN ROAD NORTHWEST SAN ANTONIO
ROOF DAMAGE TO APARTMENTS
535AM TWO INCHES OF RAINFALL (2.50) IN 55 MINUTES
545AM ROOF BLOWN OFF HOUSE CANYON LAKE
5-6AM S.A.P.D REPORTED STREET FLOODING AROUND CITY AND SOME STREETS CLOSEDThe office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 25, 8:35 PM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 55 min |
| Apr 25, 8:44 PM CDT | Severe Thunderstorm Warning | EWX | Kinney | 61 min |
| Apr 25, 9:34 PM CDT | Severe Thunderstorm Warning | EWX | Kinney | 56 min |
| Apr 25, 9:41 PM CDT | Tornado Warning | EWX | Kinney | 64 min |
| Apr 25, 9:45 PM CDT | Tornado Warning | EWX | Val Verde | 55 min |
| Apr 25, 10:42 PM CDT | Severe Thunderstorm Warning | EWX | Kinney | 63 min |
| Apr 25, 11:25 PM CDT | Flash Flood Warning | EWX | Kinney | 3 hr |
| Apr 26, 12:15 AM CDT | Severe Thunderstorm Warning | EWX | Real | 60 min |
| Apr 26, 5:18 AM CDT | Severe Thunderstorm Warning | EWX | Bexar, Comal, Guadalupe | 42 min |
| Apr 26, 5:54 AM CDT | Severe Thunderstorm Warning | EWX | Hays | 66 min |
| Apr 26, 6:00 AM CDT | Severe Thunderstorm Warning | EWX | Comal, Guadalupe | 30 min |
| Apr 26, 9:03 AM CDT | Flash Flood Warning | EWX | Mills | 3 hr |
| Apr 26, 12:05 PM CDT | Tornado Warning | EWX | Victoria | 25 min |
| Apr 26, 12:33 PM CDT | Tornado Warning | EWX | Victoria | 57 min |
Nearby
Flash Flood Warnings in Texas, 1990Every flash flood 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; the sounding from the Mesonet's radiosonde archive.