Alert archive / Texas / Flash Flood Warnings in 2003
Flash Flood Warning 67, NWS San Angelo, TX
NWS San Angelo, TX issued this flash flood warning at Aug 31, 2003, 12:38 PM CDT for Brown County, Texas. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 31, 2003, 12:38 PM CDT (17:38 UTC)
- Expired
- Aug 31, 2003, 3:30 PM CDT
- In force
- 3 hr
- Issued by
- NWS San Angelo, TX
- Area
- Counties, with a storm outline in the text
County Brown County, TX
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this flash flood warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
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
Fort Worth, TX (KFWD), launched 12:00Z, 5.6 hours before the alert went out and 195 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
- 262 J/kg
- Mixed-layer CIN
- -39 J/kg
- Mixed-layer LCL
- 638 m above ground
- 0-6 km bulk shear
- 3 kt
- 0-1 km storm-relative helicity
- 2 m²/s²
- 0-3 km storm-relative helicity
- 4 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KSJT 311738
FFWSJT
TXC049-312030-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN ANGELO TX
1238 PM CDT SUN AUG 31 2003
THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
BROWN COUNTY IN WEST CENTRAL TEXAS
* UNTIL 330 PM CDT
* AT 1235 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED
A BAND OF SHOWERS AND THUNDERSTORMS WITH HEAVY RAIN
PERSISTING OVER MUCH OF BROWN COUNTY. THIS BAND OF
SHOWERS AND STORMS WAS NEARLY STATIONARY. THE SHOWERS
AND THUNDERSTORMS WILL CONTINUE THROUGH EARLY
AFTERNOON.
* RAINFALL TOTALING 1 TO 2 NCHES HAS FALLEN IN THE WARNED
AREA SINCE THE RAIN BEGAN DURING THE MORNING. ADDITIONAL
AMOUNTS UP TO ONE INCH ARE EXPECTED THROUGH 330 PM.
* WITH THE GROUND NEARLY SATURATED IN PLACES FROM HEAVY RAIN
SATURDAY...THE ADDITIONAL RAINFALL WILL CAUSE FLOODING OF
SOME ROADS AND SMALL STREAMS.
* THE BROWNWOOD POLICE DEPARTEMENT REPORTED STREET FLOODING IN
BROWNWOOD. THE ADDITIONAL RAINFALL WILL WORSEN THE STREET
FLOODING.
TURN AROUND DONT DROWN DO NOT DRIVE INTO AREAS WHERE WATER COVERS
THE ROAD. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW SAFE PASSAGE.
REMEMBER...MOST FLASH FLOOD DEATHS OCCUR IN VEHICLES.
LAT...LON 3206 9893 3207 9917 3150 9918 3150 9903
3165 9881 3175 9872
$$
191 follow-up statement
000 WGUS74 KSJT 311939 FFSSJT TXC049-312100- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE SAN ANGELO TX 235 PM CDT SUN AUG 31 2003 ...A FLASH FLOOD WARNING REMAINS IN EFFECT FOR BROWN COUNTY UNTIL 400 PM CDT... AT 225 PM THE BROWN COUNTY LAW ENFORCEMENT CENTER REPORTED THAT STREET FLOODING CONTINUES IN BROWNWOOD. NATIONAL WEATHER SERVICE DOPPLER RADAR AT 330 PM INDICATED A PERSISTENT BAND OF SHOWERS AND THUNDERSTORMS ACROSS MUCH OF BROWN COUNTY...WHICH WAS MOVING LITTLE. RADAR ESTIMATED THAT ONE TO TWO INCHES OF RAIN HAVE FALLEN OVER MUCH OF CENTRAL AND SOUTHERN BROWN COUNTY...WITH TWO TO THREE INCHES JUST NORTH OF INDIAN CREEK. AN ADDITIONAL HALF TO THREE QUARTERS OF AN INCH IS EXPECTED THROUGH 330 PM. A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. BE ALERT FOR FLOODING OF ROADS...LOW SPOTS AND NEAR SMALL STREAMS. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY AUTOMOBILE. IF YOUR VEHICLE STALLS, ABANDON IT IMMEDIATELY AND SEEK HIGHER GROUND. $$ 19
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.
NWS San Angelo, TX wrote its last area forecast discussion before this flash flood warning went out at Aug 31, 10:05 AM CDT, 2 hours 33 minutes earlier.
Area forecast discussion, Aug 31, 10:05 AM CDT, 2 hours 33 minutes before
WEST CENTRAL TEXAS FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE SAN ANGELO TX 1005 AM CDT SUN AUG 31 2003 WEAK COLD FRONT CONTINUES TO SAG SLOWLY SOUTHEASTWARD THIS MORNING. KSJT ASOS WIND STILL INOPERATIVE...BUT APPEARS THE FRONT HAS REACHED A BROWNWOOD TO SAN ANGELO LINE...AS ESTIMATED SJT WIND IS NORTH AT 5-8 KNOTS. FRONT MAY NOT MAKE MUCH FARTHER PROGRESS TO THE SOUTHEAST WITH LITTLE PRESSURE RISES BEHIND IT. LOW CLOUDCOVER WIDESPREAD ACROSS WEST CENTRAL TX. WITH ABUNDANT BOUNDARY LAYER MOISTURE EXPECT THE CLOUDCOVER TO HOLD FOR THE REST OF TODAY. WITH COMBINATION OF LOW CLOUDCOVER AND WEAK COLD ADVECTION BEHIND THE FRONT...LOOKS LIKE LITTLE TEMPERATURE RECOVERY TODAY. RADAR INDICATES SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS IN WEST CENTRAL TX...MOST CONCENTRATED IN THE HEARTLAND AND NW HILL COUNTRY. WILL EVALUATE RADAR TRENDS FOR ADJUSTING POPS IN AFTERNOON FORECAST. UPDATED ZONE FORECAST TO FOLLOW. FLASH FLOOD WATCH CONTINUES TODAY FOR BIG COUNTRY...CONCHO VALLEY AND NORTHERN EDWARDS PLATEAU. GIVEN THE DEEP MOISTURE IN PLACE...WILL EXPAND FLOOD WATCH INTO HEARTLAND AND NW HILL COUNTRY...WHERE A MORE CONCENTRATED AND NEARLY STATIONARY BAND OF HEAVY RAIN IS SETTING UP. 19 242 AM DISCUSSION IFPS/GFE/NOAA WEATHER RADIO TRANSMITTER PROBLEMS...SO DISCUSSION CUT SHORT. 00Z MAF/DRT SOUNDINGS DEPICT TROPICAL-LIKE AIR MASS OVER WEST CENTRAL TEXAS. PWATS AT DRT AROUND 2.00 INCHES. FLASH FLOOD GUIDANCE LESS THAN 2.00 INCHES FOR MY FORECAST AREA...SAVE THE HEARTLAND AND NORTHWEST HILL COUNTRY. WE/LL ISSUE FLASH FLOOD WATCH. SLOW MOVING COLD FRONT TO PROVIDE FOCUS. MORE HEAVY RAIN POSSIBLE MONDAY AS THE REMNANTS OF GRACE ARRIVES. RAIN THREAT LINGERS INTO WEDNESDAY. DRY LATE WEEK. PRELIMS... ABI 078/064/075/068/076 66964 SJT 080/065/077/068/078 66964 JCT 081/067/078/069/080 66964 .SJT...FLASH FLOOD WATCH TODAY...BIG COUNTRY...CONCHO VALLEY AND EDWARDS PLATEAU. 17
Hazardous weather outlook, Aug 31, 5:00 AM CDT, 7 hours 38 minutes before
TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-140- 154-155-168>170-010945- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SAN ANGELO TX 500 AM CDT SUN AUG 31 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WEST CENTRAL TEXAS. .DAY ONE... A WASHED OUT COLD FRONT AND A MOIST TROPICAL AIRMASS WILL INTERACT TO PRODUCE A CHANCE OF EXCESSIVE RAINFALL AND FLASH FLOODING. A FLASH FLOOD WATCH IS IN EFFECT TODAY ALONG AND EAST OF A SONORA... EDEN...BAIRD...THROCKMORTON LINE. IT INCLUDES SAN ANGELO AND ABILENE. RAINFALL AMOUNTS OF 1 TO 4 INCHES COULD OCCUR AT SOME LOCATIONS. A FEW STRONG THUNDERSTORMS ARE POSSIBLE WITH WIND GUSTS TO 50 MPH AND FREQUENT LIGHTNING. .DAYS TWO THROUGH SEVEN... THE REMNANTS OF TROPICAL STORM GRACE IN THE GULF OF MEXICO MAY MOVE INTO THE REGION LABOR DAY AND TUESDAY. THIS WILL CONTINUE THE THREAT OF HEAVY RAINFALL AND FLOODING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED. 04
Nearby
Flash Flood Warnings in Texas, 2003Every flash flood warning in 2003
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.