Alert archive / Texas / Flash Flood Warnings in 2003
Flash Flood Warning 2, NWS San Angelo, TX
NWS San Angelo, TX issued this flash flood warning at Mar 22, 2003, 12:45 AM CST for Coke County, Sterling County, Tom Green County, Texas. It was in force for 6 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
- Mar 22, 2003, 12:45 AM CST (06:45 UTC)
- Expired
- Mar 22, 2003, 6:45 AM CST
- In force
- 6 hr
- Issued by
- NWS San Angelo, TX
- Area
- Counties, with a storm outline in the text
Counties Coke County, TX, Sterling County, TX, Tom Green 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 00:00Z, 6.8 hours before the alert went out and 246 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
- 2809 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- -11 m²/s²
- 0-3 km storm-relative helicity
- 138 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 220647
FFWSJT
TXC081-431-451-221245-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN ANGELO TX
1245 AM CST SAT MAR 22 2003
THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
STERLING COUNTY IN SOUTHWEST TEXAS
COKE COUNTY IN SOUTHWEST TEXAS
TOM GREEN COUNTY IN SOUTHWEST TEXAS
* UNTIL 645 AM CST
* AT 1243 AM CST...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY
RAIN OVER SOUTHERN IRION AND SOUTHERN TOM GREEN COUNTY...MOVING
NORTHEAST AT 10 MPH.
* RAINFALL TOTALING ONE TO TWO INCHES HAS FALLEN IN THE WARNED
AREA...WITH ADDITIONAL RAINFALL UP TO ONE INCH EXPECTED THROUGH
645 AM CST.
* HEAVY RAIN FROM THIS STORM WILL CAUSE FLOODING OF LOW WATER
CROSSINGS...SMALL CREEKS AND STREAMS...NORMALLY DRY DRAWS AND
ARROYOS...AS WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND
STREAMS. PERSONS TRAVELING ALONG RANCH ROAD 2034 FROM THE TOM
GREEN COUNTY LINE TO THE INTERSECTION OF HIGHWAY 158 WILL WANT TO
PAY CLOSE ATTENTION TO LOW WATER CROSSINGS. ALSO RANCH ROAD 2059
FROM SILVER TO HIGHWAY 158 MAY BECOME AFFECTED AS WELL.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS.
LAT...LON 3159 10126 3158 10080 3157 10065 3113 10064
3113 10016 3158 10026 3202 10027 3206 10123
$$
172 follow-up statements
000 WGUS74 KSJT 220900 FFSSJT TXC081-431-451-221245- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE SAN ANGELO TX 259 AM CST SAT MAR 22 2003 ...A FLASH FLOOD WARNING REMAINS IN EFFECT FOR STERLING...COKE AND TOM GREEN COUNTIES UNTIL 645 AM CST... AT 257 AM...NATIONAL WEATHER SERVICE RADAR SHOWED LIGHT TO MODERATE RAIN OVER THE WARNING AREA. THE HEAVIER RAIN HAS SHIFTED INTO THE NORTHWEST HILL COUNTRY. THERE HAS BEEN NO REPORTS OF FLOODING FROM LOCAL LAW ENFORCEMENT OFFICES. BASED ON CURRENT RADAR TRENDS AND THE LACK OF GROUND TRUTH...THE FLASH FLOOD WARNING MAY BE CANCELLED SHORTLY. $$ 17
000 WGUS74 KSJT 221006 FFSSJT TXC081-431-451-221015- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE SAN ANGELO TX 405 AM CST SAT MAR 22 2003 ...THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS CANCELLED THE FLASH FLOOD WARNING FOR STERLING...COKE AND TOM GREEN COUNTIES... AT 400 AM CST...THE RAIN HAS STOPPED OVER STERLING AND COKE COUNTIES. LIGHT TO MODERATE RAIN CONTINUES TO FALL OVER SOUTHERN TOM GREEN COUNTY...BUT IS NOT EXPECTED TO RESULT IN FLOODING. THEREFORE...THE FLASH FLOOD WARNING FOR STERLING...COKE AND TOM GREEN COUNTIES HAS BEEN CANCELLED. $$ 17
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 Mar 21, 8:12 PM CST, 4 hours 33 minutes earlier.
Area forecast discussion, Mar 21, 8:12 PM CST, 4 hours 33 minutes before
WEST CENTRAL TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE SAN ANGELO TX 812 PM CST FRI MAR 21 2003 AREA OF SHOWERS AND THUNDERSTORMS ACROSS THE WESTERN CONCHO VALLEY CONTINUES TO PUSH GRADUALLY EAST....BRINGING SOME MUCH NEEDED RAINFALL TO AREAS THAT SAW VERY LITTLE LAST YEAR. LATEST RUC SUGGESTS THAT LARGE SCALE LIFT WILL CONTINUE THROUGH THE NIGHT AS DIVERGENCE AHEAD OF AN UPPER LOW CONTINUES. BASED ON CURRENT RADAR TRENDS...HAVE OPTED TO INCREASE POP NUMBERS SLIGHTLY ACROSS MUCH OF THE AREA. HAVE ALSO TWEAKED SOME WORDING HERE AND THERE...BUT OVERALL FORECAST SEEMS TO BE HANDLING THIS EVENT WELL SO FAR. 07 ...315 PM DISCUSSION......................................... UPPER LEVEL LOW WAS MOVING INTO SOUTHCENTRAL NEW MEXICO THIS AFTERNOON. SCATTERED SHOWERS HAD ALREADY DEVELOPED ACROSS WEST TEXAS AND THE PANHANDLE. SKIES WERE BECOMING CLOUDY OVER ACROSS WESTERN SECTIONS OF THE CONCHO VALLEY AND BIG COUNTRY. TONIGHT AND SATURDAY...ETA AND GFS MODELS CONTINUE TO BE CONSISTENT...BRINGING THE UPPER LEVEL LOW OVER WEST CENTRAL TEXAS TONIGHT AND SATURDAY MORNING. THIS SYSTEM HAS GOOD DYNAMICS. THERE IS STRONG 700 MB LIFT OVER THE PERMIAN BASIN THIS EVENING...OVER THE CONCHO VALLEY AND N EDWARDS PLATEAU FROM MIDNIGHT TO 6 AM. LIFT ENDS OVER EASTERN SECTIONS AROUND NOON SATURDAY. LOW LEVEL MOISTURE IS WEAK...BUT HAVE MID LEVEL MOISTURE AND GOOD LIFT. SEVERE WEATHER OUTLOOK DOES NOT HAVE WEST CENTRAL TEXAS IN THE SEVERE WEATHER RISK AREA...BUT THERE STILL REMAINS THE POTENTIAL FOR ISOLATED STORMS TO APPROACH SEVERE LEVELS...WITH HAIL FROM COOLER MORE UNSTABLE AIR COMING IN ALOFT...AND SOME STRONG WINDS DUE TO DRIER AIR IN THE LOWER LEVELS. UPPER LOW AND DYNAMICS MOVE EAST AROUND NOON SATURDAY...SO SHOULD HAVE RAIN CHANCES LOWERING AT THAT TIME. GFL MODEL HAS A COLD FRONT MOVING IN ON TUESDAY...A BIT STRONGER AND FASTER THAN YESTERDAYS RUN. ADDED A SLIGHT CHANCE OF THUNDERSTORMS TO THIS PERIOD. A STRONG SYSTEM MOVES IN THE REGION LATE IN THE WEEK. MODELS HAVE BEEN BOUNCING AROUND THE TIMING OF THIS SYSTEM...SO CONFIDENCE IS NOT HIGH. GFL MODEL HAS THIS SYSTEM MOVING IN ON FRIDAY. ABI 044/059/043/073 4500 SJT 043/062/043/075 7700 JCT 044/061/041/075 5700 .SJT...NONE. 04
Hazardous weather outlook, Mar 21, 2:00 PM CST, 10 hours 45 minutes before
TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-140- 154-155-168>170-222000- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SAN ANGELO TX 200 PM CST FRI MAR 21 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WEST CENTRAL TEXAS. .DAY ONE... A POTENT UPPER LEVEL DISTURBANCE WILL BRING NUMEROUS THUNDERSTORMS LATER TONIGHT. THESE STORMS WILL LINGER INTO SATURDAY. HOWEVER... INSTABILITY CONTINUES TO APPEAR LIMITED. THUS...WE DO NOT EXPECT SEVERE WEATHER. RAINFALL AMOUNTS UP TO THREE QUARTERS OF AN INCH ARE POSSIBLE. .DAYS TWO THROUGH SEVEN... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. 23/HUBER
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.