Alert archive / Texas / Flash Flood Warnings in 2002
Flash Flood Warning 82, NWS San Angelo, TX
NWS San Angelo, TX issued this flash flood warning at Oct 24, 2002, 9:55 AM CDT for Kimble County, Sutton 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
- Oct 24, 2002, 9:55 AM CDT (14:55 UTC)
- Expired
- Oct 24, 2002, 12:45 PM CDT
- In force
- 3 hr
- Issued by
- NWS San Angelo, TX
- Area
- Counties, with a storm outline in the text
Counties Kimble County, TX, Sutton 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
Del Rio, TX (KDRT), launched 12:00Z, 2.9 hours before the alert went out and 151 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 610 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 213 m²/s²
- 0-3 km storm-relative helicity
- 345 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KSJT 241455
FFWSJT
TXC267-435-241745-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN ANGELO TX
949 AM CDT THU OCT 24 2002
THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
KIMBLE COUNTY IN SOUTH CENTRAL TEXAS
SUTTON COUNTY IN SOUTHWEST TEXAS
* UNTIL 1245 PM CDT
* AT 940 AM CDT...LAW ENFORCEMENT OFFICERS REPORTED FLASH FLOODING
ALONG THE SOUTH LLANO RIVER AROUND TELEGRAPH IN KIMBLE COUNTY.
HIGHWAY 189 IN SOUTHWESTERN SUTTON COUNTY IS CLOSED DUE TO
HIGH WATER. A FEW OTHER COUNTY ROADS ARE CLOSED IN SUTTON
COUNTY...MAINLY SOUTHWEST OF SONORA.
* DOPPLER RADAR INDICATES THAT ONE TO TWO INCHES OF RAIN HAVE
FALLEN OVER SCATTERED PARTS OF KIMBLE AND SOUTHERN SUTTON
COUNTIES OVERNIGHT. A LARGER AREA OF HEAVY RAIN SOUTH OF
SUTTON AND KIMBLE COUNTIES OVER THE SOUTH LLANO RIVER BASIN
HAS PRODUCED SIGNIFICANT RISES ON THE SOUTH LLANO RIVER.
* AT 940 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN
AREA OF SHOWERS AND THUNDERSTORMS OVER SUTTON AND KIMBLE
COUNTIES...MOVING NORTHEAST AT 30 MPH. THROUGH 11 AM...THE
HEAVIEST RAIN WILL OCCUR OVER THE SOUTHEASTERN HALF OF KIMBLE
COUNTY...WHERE AN ADDITIONAL ONE TO 1.5 INCHES OF RAINFALL
COULD OCCUR.
FLASH FLOODING WILL CONTINUE OVER THE SOUTHERN HALF OF SUTTON
AND KIMBLE COUNTIES. DO NOT DRIVE INTO AREAS WHERE WATER
COVERS THE ROAD. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR
CAR TO CROSS SAFELY. DO NOT ATTEMPT TO DRIVE AROUND BARRICADES.
MOST FLASH FLOOD DEATHS OCCUR IN VEHICLES. NEVER TRY TO CROSS A
FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING
WATER MOVE UP TO HIGHER GROUND.
LAT...LON 3066 10092 3032 10095 3032 9935 3044 9932
3048 9938 3051 9953 3068 99521 follow-up statement
000 WGUS74 KSJT 241627 FFSSJT TXC267-435-241745- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE SAN ANGELO TX 1124 AM CDT THU OCT 24 2002 ...A FLASH FLOOD WARNING REMAINS IN EFFECT FOR SUTTON AND KIMBLE COUNTIES UNTIL 1245 PM CDT... AT 1120 AM CDT...THE KIMBLE COUNTY SHERIFF OFFICE REPORTED THAT HIGHWAY 377 SOUTH OF JUNCTION WAS CLOSED DUE TO HIGH WATER. IN SUTTON COUNTY...HIGH WATER REMAINS ON HIGHWAY 189...ALONG WITH SOME COUNTY ROADS...ESPECIALLY SOUTHWEST OF SONORA. FLOODING CONTINUES ALONG THE SOUTH LLANO RIVER IN KIMBLE COUNTY. NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATES THAT THE AREA OF SHOWERS AND THUNDERSTORMS WITH HEAVY RAIN HAS MOVED EAST OF SUTTON AND KIMBLE COUNTIES. SCATTERED SHOWERS WILL OCCUR THROUGH EARLY AFTERNOON...WITH ADDITIONAL RAINFALL AMOUNTS LESS THAN ONE QUARTER OF AN INCH. MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT.
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 Oct 24, 6:05 AM CDT, 3 hours 50 minutes earlier.
Area forecast discussion, Oct 24, 6:05 AM CDT, 3 hours 50 minutes before
WEST CENTRAL TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN ANGELO TX
605 AM CDT THU OCT 24 2002
BASED ON METAR DATA AND CALLS TO LAW ENFORCEMENT...DECIDED TO ISSUE
A DENSE FOG ADVISORY FOR THE BIG COUNTRY AND THE CONCHO VALLEY.
OTHERWISE...NO OTHER CHANGES.
.SJT...SEVERE THUNDERSTORM WATCH CROCKETT COUNTY TODAY.
DENSE FOG ADVISORY BIG COUNTRY AND CONCHO VALLEY THIS MORNING.
23/HUBER
**** 345 AM CDT THU OCT 24 2002 ****
CURRENT...WSR-88D AND SATELLITE DATA INDICATES SHOWERS AND
THUNDERSTORMS CONTINUE TO DEVELOP WEST AND SOUTHWEST OF OUR CWFA.
SURFACE DEWPOINTS RANGE FROM 50 ACROSS THE BIG COUNTRY...TO THE MID
50S ACROSS THE CONCHO VALLEY...AND AROUND 60 THROUGHOUT OUR SOUTHERN
ZONES. IN ADDITION...SURFACE ANALYSIS PLACES FRONT ACROSS OUR
SOUTHERN ZONES IN AN EAST TO WEST LINE.
DAYS 1-3...MODEL DATA INDICATES THE MAIN SHOWER AND THUNDERSTORM
ACTIVITY WILL DEVELOP OR MOVE ACROSS WEST CENTRAL TEXAS TODAY.
ISENTROPIC ANALYSIS OF THE 300K AND 310K THETA E SURFACES SHOWS MAIN
UPGLIDE WILL DEVELOP AROUND NOON TODAY. ALSO...BEST THETA E RIDGE ON
THE 700 MB SURFACE DEVELOPS AROUND NOON. BEST SURFACE AND 925 MB
MOISTURE CONVERGENCE DEVELOPS ALONG THE SURFACE FRONT TODAY. AS FOR
POPS...WILL GO CLOSE TO GUIDANCE TODAY WITH A DOWNWARD TREND FOR
TONIGHT AND FRIDAY. BASED ON LATEST COORDINATION CALL WITH
SPC...WILL INCLUDE CROCKETT COUNTY IN A SEVERE THUNDERSTORM WATCH
FOR TODAY. AS FOR HIGHS TODAY...APPEARS ETA AND AVN MOS TOO HIGH.
LATEST RUC SUGGESTS TEMPERATURES ACROSS WEST CENTRAL TEXAS WILL
CHANGE LITTLE IF ANY TODAY. FOR TONIGHT AND BEYOND...NUMBERS CLOSE
TO GUIDANCE LOOK GOOD.
DAYS 4-7...NO CHANGES HERE.
CCF PRELIMS...
ABI 050/048/060/048 8311
SJT 057/053/063/050 8322
JCT 065/058/065/053 8433
.SJT...SEVERE THUNDERSTORM WATCH CROCKETT COUNTY TODAY.
23/HUBERHazardous weather outlook, Oct 24, 6:00 AM CDT, 3 hours 55 minutes before
TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-140- 154-155-168>170-241500- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SAN ANGELO TX 600 AM CDT THU OCT 24 2002 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WEST CENTRAL TEXAS. .DAY ONE... THUNDERSTORMS WILL OCCUR ACROSS WEST CENTRAL TEXAS TODAY AS AN UPPER LEVEL DISTURBANCE MOVES ACROSS WEST TEXAS. THE GREATEST THREAT FROM THESE THUNDERSTORMS WILL BE FLASH FLOODING...MAINLY ACROSS SOUTHERN SECTIONS OF WEST CENTRAL TEXAS...ALONG AND SOUTH OF A LINE FROM OZONA...TO MENARD AND MASON. A FEW OF THE THUNDERSTORMS MAY PRODUCE SMALL HAIL. .SPOTTER CALL TO ACTION STATEMENT... SPOTTER ACTIVATION MAY BE NECESSARY ACROSS SOUTHERN SECTIONS OF WEST CENTRAL TEXAS TODAY. .DAYS TWO THROUGH SEVEN... ADDITIONAL HEAVY RAIN IS POSSIBLE SUNDAY.
In the hours before
Special weather statement, Oct 24, 7:55 AM CDT, 2 hours before
TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-140- 154-155-168>170-241400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANGELO TX 755 AM CDT THU OCT 24 2002 ...A VARIETY OF HAZARDOUS WEATHER OCCURRING THIS MORNING OVER WEST CENTRAL TEXAS... AT 750 AM...RADAR SHOWED A SMALL LINE OF STRONG THUNDERSTORMS PRODUCING PEA SIZE HAIL...AND WIND GUSTS TO 35 MPH LOCATED ABOUT 45 MILES SOUTHWEST OF SWEETWATER. THIS LINE OF STORMS WAS MOVING EAST AT 45 MPH. THESE STRONG THUNDERSTORMS SHOULD REACH SWEETWATER AT AROUND 9 AM. BE ALSO PREPARED FOR DANGEROUS CLOUD TO GROUND LIGHTNING...AND BRIEF VERY HEAVY RAINFALL. IN ADDITION...TO THESE THUNDERSTORMS...BEWARE OF AREAS OF DENSE FOG. PLEASE USE YOUR LOW BEAMS AND SLOW DOWN. IF YOU WILL BE TRAVELING SOUTH TOWARDS SONORA...JUNCTION...MASON...OR OZONA...BEWARE OF FLOODED ROADWAYS. 26
Special weather statement, Oct 24, 7:57 AM CDT, 1 hour 58 minutes before
TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-140- 154-155-168>170-241400- SPECIAL WEATHER STATEMENT...CORRECTED LAST PARAGRAPH NATIONAL WEATHER SERVICE SAN ANGELO TX 757 AM CDT THU OCT 24 2002 ...A VARIETY OF HAZARDOUS WEATHER OCCURRING THIS MORNING OVER WEST CENTRAL TEXAS... AT 750 AM...RADAR SHOWED A SMALL LINE OF STRONG THUNDERSTORMS PRODUCING PEA SIZE HAIL...AND WIND GUSTS TO 35 MPH LOCATED ABOUT 45 MILES SOUTHWEST OF SWEETWATER. THIS LINE OF STORMS WAS MOVING EAST AT 45 MPH. THESE STRONG THUNDERSTORMS SHOULD REACH SWEETWATER AT AROUND 9 AM. BE ALSO PREPARED FOR DANGEROUS CLOUD TO GROUND LIGHTNING...AND BRIEF VERY HEAVY RAINFALL. IN ADDITION...TO THESE THUNDERSTORMS...BEWARE OF AREAS OF DENSE FOG. PLEASE USE YOUR LOW BEAMS AND SLOW DOWN. IF YOU WILL BE TRAVELING SOUTH AND SOUTHEAST TOWARDS SONORA... JUNCTION...MASON...OR OZONA...BEWARE OF FLOODED LOW WATER CROSSINGS. 26
The office that day
Everything else NWS San Angelo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 24, 3:48 AM CDT | Flash Flood Warning | SJT | Kimble, Sutton | 5 hr |
| Oct 24, 4:43 AM CDT | Flash Flood Warning | SJT | Mason | 5 hr |
| Oct 24, 7:08 AM CDT | Flash Flood Warning | SJT | Crockett | 5 hr |
| Oct 24, 1:16 PM CDT | Flash Flood Warning | SJT | Kimble, Sutton | 6 hr |
Nearby
Flash Flood Warnings in Texas, 2002Every flash flood warning in 2002
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.