Alert archive / Texas / Flash Flood Warnings in 2004
Flash Flood Warning 19, NWS Corpus Christi, TX
NWS Corpus Christi, TX issued this flash flood warning at Apr 6, 2004, 10:58 AM CDT for Calhoun County, Texas. It was in force for 2 hr. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Apr 6, 2004, 10:58 AM CDT (15:58 UTC)
- Expired
- Apr 6, 2004, 1:00 PM CDT
- In force
- 2 hr
- Issued by
- NWS Corpus Christi, TX
- Area
- Counties, with a storm outline in the text
County Calhoun County, TX
The radar
The Corpus Christi radar (KCRP), 111 km from the middle of the area, began a volume at 15:57 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 6, 12:05 PM CDT | FLASH FLOOD | Long Mott, TX | LAW ENFORCEMENT REPORTED FLOODING ALONG SOUTHBOUND HIGHWAY 35 NEAR LONG MOTT. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
Did it verify
Verified. The Iowa Environmental Mesonet's Cow matched one storm report to this flash flood warning; the first came 67 minutes after it went out.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 4.0 hours before the alert went out and 103 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
- 1044 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 598 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 133 m²/s²
- 0-3 km storm-relative helicity
- 224 m²/s²
- Significant tornado parameter
- 1.1
- Supercell composite
- 9.2
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KCRP 061602
FFWCRP
TXC057-061800-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1058 AM CDT TUE APR 6 2004
THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A
* FLASH FLOOD WARNING FOR...
CALHOUN COUNTY IN TEXAS
* UNTIL 100 PM CDT
* AT 1052 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
VERY HEAVY RAINFALL ACROSS SOUTHERN VICTORIA COUNTY AND NORTHERN
REFUGIO COUNTY MOVING EAST AT 25 MPH INTO CALHOUN COUNTY. RADAR
EXTREMELY HEAVY RAINFALL OF 2 TO 4 INCHES OF RAINFALL AN HOUR WILL
BE POSSIBLE WITH THIS STORM AS IT MOVES ACROSS NORTHERN CALHOUN
COUNTY.
* SOME LOCATIONS WHICH MAY BE AFFECTED INCLUDE...
KAMAY...
PORT LAVACA...
POINT COMFORT...
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH 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.
TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT AGENCY
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
CORPUS CHRISTI.
LAT...LON 2833 9639 2821 9664 2805 9684 2819 9674
2829 9661 2822 9679 2841 9679 2855 9695
2871 9665 2858 9661 2856 9648 2867 9656
2868 9633
$$
JR1 follow-up statement
000
WGUS74 KCRP 061650
FFSCRP
TXC057-061800-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1145 AM CDT TUE APR 6 2004
...THE FLASH FLOOD WARNING REMAINS IN EFFECT FOR CALHOUN COUNTY UNTIL
100 PM CDT TUESDAY AFTERNOON...
AT 1145 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH VERY HEAVY RAINFALL OCCURRING ACROSS NORTHERN
REFUGIO COUNTY...ALONG STATE HIGHWAY 185 AND STATE HIGHWAY 35.
EXTREMELY HEAVY RAINFALL OF 2 TO 4 INCHES PER HOUR WILL BE POSSIBLE
WITH THESE STORMS AS THE MOVE EAST AROUND 25 MPH.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...KAMAY...PORT
LAVACA...SEADRIFT...POINT COMFORT AND MAGNOLIA BEACH.
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATERS COVERS THE ROADWAY.
THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY.
VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO
HIGHER GROUND IMMEDIATELY.
LAT...LON 2833 9639 2821 9664 2805 9684 2819 9674
2829 9661 2822 9679 2841 9679 2855 9695
2871 9665 2858 9661 2856 9648 2867 9656
2868 9633
$$
JRWhat 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.
NWS Corpus Christi, TX wrote its last area forecast discussion before this flash flood warning went out at Apr 6, 10:05 AM CDT, 53 minutes earlier.
Area forecast discussion, Apr 6, 10:05 AM CDT, 53 minutes before
SOUTH TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1005 AM CDT TUE APR 6 2004
.UPDATE...ETA/GFS SUGGEST THAT MUCH OF THE UPPER ENERGY WILL MOVE
EAST OF THE CWFA BY 00Z WED. MESO-ALPHA BOUNDARY...GENERATED BY
CONVECTION OVR THE HILL COUNTRY...EXPECTED TO MAINTAIN FFA AT LEAST
THROUGH 2PM OVER THE NRN CWFA...ALTHOUGH THE GREATEST CHANCE WL BE
OVER THE NERN SECTIONS OWING TO PW CONSIDERATIONS. TORNADO WATCH
STILL VALID OVR THE ERN CWFA OWING TO THE SFC BNDRY/VERTICAL SHEAR.
WL INCREASE POPS OVER THE SERN PORTIONS. ALTHOUGH WIND SPEED WILL
REMAIN IN THE SCEC CATEGORY...WL MAINTAIN SCA OVR THE OFFSHORE
WATERS OWING TO EXPECT SEAS IN THE 6-7 FT RANGE.
&&
.CRP WATCHES/WARNINGS/ADVISORIES...FLASH FLOOD WATCH UNTIL 19Z
TXZ229>234-245>247
TORNADO WATCH UNTIL 18Z
TXZ231>234-243>247
SCA FOR OFFSHORE WATERS.
87/SHORT-TERMHazardous weather outlook, Apr 6, 8:10 AM CDT, 2 hours 48 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 810 AM CDT TUE APR 6 2004 GMZ230-235-250-255-270-275-TXZ229>234-239>247-071100- ARANSAS-BAYS AND WATERWAYS FROM BAFFIN BAY TO PORT ARANSAS- BAYS AND WATERWAYS FROM PORT ARANSAS TO PORT OCONNOR-BEE-CALHOUN- COASTAL WATERS BAFFIN BAY TO PORT ARANSAS OUT 20 NM- COASTAL WATERS PORT ARANSAS TO MATAGORDA SHIP CHANNEL OUT 20 NM- DUVAL-GOLIAD-JIM WELLS-KLEBERG-LASALLE-LIVE OAK-MCMULLEN-NUECES- REFUGIO-SAN PATRICIO-VICTORIA- WATERS BAFFIN BAY TO PORT ARANSAS 20 TO 60 NM- WATERS PORT ARANSAS TO MATAGORDA SHIP CHANNEL 20 TO 60 NM-WEBB- 810 AM CDT TUE APR 6 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH TEXAS. .DAY ONE...TODAY AND TONIGHT SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS ARE EXPECTED TO MOVE EASTWARD ACROSS SOUTH TEXAS TODAY. A TORNADO WATCH IS IN EFFECT UNTIL 100 PM CDT FOR THE COUNTIES OF ARANSAS...BEE...CALHOUN... GOLIAD...LIVE OAK...NUECES...REFUGIO...SAN PATRICIO AND VICTORIA. IN ADDITION...LOCALLY HEAVY RAIN IS POSSIBLE WITH THESE THUNDERSTORMS. A FLASH FLOOD WATCH IS IN EFFECT UNTIL 200 PM CDT THIS AFTERNOON FOR PORTIONS OF SOUTH TEXAS NORTH OF AN ENCINAL TO TYNAN TO ROCKPORT LINE. RAIN AMOUNTS OF 1 TO 2 INCHES COULD OCCUR WITH SOME OF THESE STORMS. A SMALL CRAFT ADVISORY IS IN EFFECT TODAY FOR THE OFFSHORE WATERS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY ISOLATED THUNDERSTORMS WILL DEVELOP ALONG THE SEABREEZE DURING THE AFTERNOON HOURS ON THURSDAY AND FRIDAY. OTHERWISE...NO HAZARDOUS WEATHER IS EXPECTED. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED LATER TODAY. TMT/TR/WC
In the hours before
Special weather statement, Apr 6, 8:00 AM CDT, 2 hours 58 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 800 AM CDT TUE APR 6 2004 TXZ231>234-243>247-061800- ARANSAS-BEE-CALHOUN-GOLIAD-LIVE OAK-NUECES-REFUGIO-SAN PATRICIO- VICTORIA- 800 AM CDT TUE APR 6 2004 ...A TORNADO WATCH IS IN EFFECT... THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH VALID UNTIL 100 PM CDT TUESDAY AFTERNOON. THE WATCH INCLUDES THE COUNTIES OF ARANSAS...BEE...CALHOUN...GOLIAD...LIVE OAK...NUECES...REFUGIO...SAN PATRICIO AND VICTORIA. SOME CITIES INCLUDED IN THE WATCH ARE ARANSAS PASS...BEEVILLE...CORPUS CHRISTI...GEORGE WEST...GOLIAD... INGLESIDE...MATHIS...PORT ARANSAS...PORT LAVACA...PORT OCONNOR... PORTLAND...REFUGIO...ROBSTOWN...ROCKPORT...SEADRIFT...SINTON... SKIDMORE...THREE RIVERS AND VICTORIA. A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES TO OCCUR IN OR NEAR THE WATCH AREA. IF TORNADOES DO IN FACT DEVELOP OR ARE SPOTTED...THEN A TORNADO WARNING WILL BE ISSUED. EMERGENCY MANAGERS AND SPOTTER GROUPS SHOULD BE PREPARED FOR POSSIBLE ACTIVATION. RESIDENTS ACROSS SOUTH TEXAS SHOULD REMAIN ALERT AND BE READY TO QUICKLY ACT IF THREATENING WEATHER APPROACHES YOUR AREA. IF SEVERE WEATHER THREATENS YOUR AREA...THEN MOVE TO AN INTERIOR ROOM AND LAY DOWN ON THE FLOOR. IF CAUGHT OUTSIDE...LAY FLAT DOWN ON THE GROUND...PREFERABLY IN A DITCH OR OTHER LOW SPOT. NEVER TRY TO OUTRUN SEVERE WEATHER. STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS OR POSSIBLE WARNINGS REGARDING THIS DEVELOPING WEATHER SITUATION. FOR THE LATEST WEATHER FORECASTS AND WARNINGS...CHECK OUR WEB SITE AT HTTP://WWW.SRH.NOAA.GOV/CRP TE
Local storm report, Apr 6, 10:45 AM CDT, 13 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1045 AM CDT TUE APR 06 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
1040 AM HAIL ROBSTOWN 27.80N 97.66W
04/06/2004 0.75 INCH NUECES TX NWS EMPLOYEE
&&
APLocal storm report, Apr 6, 10:46 AM CDT, 12 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1046 AM CDT TUE APR 06 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
1040 AM HAIL 15 N REFUGIO 28.52N 97.28W
04/06/2004 1.75 INCH GOLIAD TX BROADCAST MEDIA
&&
APLocal storm report, Apr 6, 10:47 AM CDT, 11 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1047 AM CDT TUE APR 06 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
1045 AM TSTM WND GST MCFADDIN 28.52N 97.02W
04/06/2004 70 MPH VICTORIA TX TRAINED SPOTTER
&&
APThe office that day
Everything else NWS Corpus Christi, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 6, 8:15 AM CDT | Flash Flood Warning | CRP | Bee, Goliad | 2 hr |
| Apr 6, 8:53 AM CDT | Tornado Warning | CRP | Bee, Goliad | 37 min |
| Apr 6, 9:30 AM CDT | Tornado Warning | CRP | Goliad | 30 min |
| Apr 6, 9:44 AM CDT | Special Marine Warning | CRP | 2 hr | |
| Apr 6, 10:00 AM CDT | Tornado Warning | CRP | Goliad, Refugio, Victoria | 45 min |
| Apr 6, 10:07 AM CDT | Severe Thunderstorm Warning | CRP | Nueces, San Patricio | 53 min |
| Apr 6, 10:09 AM CDT | Flash Flood Warning | CRP | Goliad, Refugio, Victoria | 3 hr |
| Apr 6, 10:22 AM CDT | Severe Thunderstorm Warning | CRP | Jim Wells, Kleberg | 53 min |
| Apr 6, 10:23 AM CDT | Flash Flood Warning | CRP | Nueces, San Patricio | 2 hr |
| Apr 6, 10:27 AM CDT | Tornado Warning | CRP | Kleberg, Nueces | 48 min |
| Apr 6, 10:46 AM CDT | Severe Thunderstorm Warning | CRP | Calhoun, Refugio, Victoria | 59 min |
| Apr 6, 10:55 AM CDT | Tornado Warning | CRP | Calhoun, Victoria | 50 min |
| Apr 6, 11:05 AM CDT | Tornado Warning | CRP | Nueces | 40 min |
| Apr 6, 11:10 AM CDT | Severe Thunderstorm Warning | CRP | Refugio, San Patricio | 65 min |
| Apr 6, 11:16 AM CDT | Tornado Warning | CRP | Nueces | 44 min |
| Apr 6, 11:38 AM CDT | Special Marine Warning | CRP | 2 hr | |
| Apr 6, 11:44 AM CDT | Tornado Warning | CRP | Calhoun | 61 min |
| Apr 6, 12:14 PM CDT | Severe Thunderstorm Warning | CRP | Calhoun | 21 min |
| Apr 6, 2:37 PM CDT | Special Marine Warning | CRP | 83 min | |
| Apr 6, 4:39 PM CDT | Special Marine Warning | CRP | 66 min |
Nearby
Flash Flood Warnings in Texas, 2004Every flash flood warning in 2004
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.