Alert archive / Texas / Flash Flood Warnings in 2002
Flash Flood Warning 87, NWS San Angelo, TX
NWS San Angelo, TX issued this flash flood warning at Mar 19, 2002, 5:00 PM CST for McCulloch 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
- Mar 19, 2002, 5:00 PM CST (23:00 UTC)
- Expired
- Mar 19, 2002, 8:00 PM CST
- In force
- 3 hr
- Issued by
- NWS San Angelo, TX
- Area
- Counties, with a storm outline in the text
County McCulloch 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, 11.0 hours before the alert went out and 251 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
- 1251 J/kg
- Mixed-layer CIN
- -53 J/kg
- Mixed-layer LCL
- 734 m above ground
- 0-6 km bulk shear
- 73 kt
- 0-1 km storm-relative helicity
- 37 m²/s²
- 0-3 km storm-relative helicity
- 32 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KSJT 192301 FFWSJT TXC307-200200- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SAN ANGELO TX 500 PM CST TUE MAR 19 2002 THE NATIONAL WEATHER SERVICE HAS ISSUED A * FLASH FLOOD WARNING FOR... MCCULLOCH COUNTY IN NORTH CENTRAL TEXAS * UNTIL 800 PM CST * AT 450 PM CST...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN FROM LOHN TO BRADY TO VOCA...MOVING EAST AT 30 MPH. * RAINFALL TOTALING 2 TO 3 INCHES WILL FALL QUICKLY BETWEEN 5 AND 6 PM ACROSS MUCH OF MCCULLOCH COUNTY. ADDITIONAL STORMS WILL MOVE INTO MCCULLOCH COUNTY BETWEEN 6 AND 7 PM...PRODOCING AN ADDITIONAL INCH OF RAIN. THIS RAIN WILL RUN OFF AND PRODUCE FLASH FLOODING. 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. LAT...LON 3143 9958 3098 9956 3096 9911 3143 9913
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 19, 3:00 PM CST, 2 hours earlier.
Area forecast discussion, Mar 19, 3:00 PM CST, 2 hours before
WEST CENTRAL TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE SAN ANGELO TX 300 PM CST TUE MAR 19 2002 .CURRENT...SURFACE LOW JUST SOUTH TEXAS AT THIS TIME. STATIONARY BOUNDARY STILL LOCATED BETWEEN SAN ANGELO AND JUNCTION WITH SEVERE CONVECTION FIRING STILL ALONG AND NORTH OF THIS BOUNDARY AS UPPER LOW CONTINUES TO MOVE NORTHEAST FROM NEAR ELPASO. RADAR CONTIUES TO SHOW CONVECTION FILLING IN TO THE WEST AND SOUTH. A COLD FRONT IS ALSO WORKING IN FROM THE PANHANDLE AT THIS TIME. .SHORT TERM...CONVECTION WILL CONTINUE ALONG AND EAST OF A ABILINE TO SAN ANGELO LINE TONIGHT SLOWLY COMMING TO AN END BY MIDNIGHT. HOWEVER AS UPPER-LOW COMES ACROSS...EXPECT WRAP AROUND SHOWERS TO MOVE ACROSS BIG COUNTRY LATE TONIGHT. WITH CONVECTION EXPECTED TO CONTINUE INTO THE EVENING AND CURRENT WARNINGS ON GOING WILL GO WITH THE FLASH FLOOD WATCH FROM SONORA TO ABILENE. .LONG TERM...SHOWERS ACROSS THE BIG COUTNRY WILL GRADUALLY DIMINISH DURING THE MORNING HOURS WITH CLEARING TO FOLLOW. OTHERWISE BECOMING CLEAR FOR THE REMAINDER OF THE WEEK WITH NEXT FRONT COMMING THROUGH ABOUT FRIDAY. .EXTENDED...THE MRF IS WEAKER AND SLOWER WITH THE SYSTEM EXPECTED THE EARLY PART OF NEXT WEEK. PREVIOUS SHIFT TOOK THE SLIGHT CHANCE OUT OF THE FORECAST AND LOOKING AT THE ECMWF...THIS LOOKS GOOD. ALSO LOOKS TO BE A LITTLE WARMER THAN PREVIOUSLY THOUGHT AS WELL. ABI 046/063/038/071 8000 SJT 044/064/039/073 8000 JCT 046/065/038/072 8000 .SJT...SEVERE THUNDERSTORM WATCH SOUTH OF A STERLING CITY TO COLEMAN LINE TILL 6 PM. FLASH FLOOD WATCH EAST OF A SONORA TO AILIENE LINE. 27/BRAZZELL
The office that day
Everything else NWS San Angelo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 18, 8:50 PM CST | Severe Thunderstorm Warning | SJT | Crockett, Irion | 40 min |
| Mar 19, 3:43 AM CST | Severe Thunderstorm Warning | SJT | Kimble | 32 min |
| Mar 19, 4:17 AM CST | Severe Thunderstorm Warning | SJT | Mason, Menard | 28 min |
| Mar 19, 8:38 AM CST | Severe Thunderstorm Warning | SJT | Crockett | 52 min |
| Mar 19, 9:37 AM CST | Severe Thunderstorm Warning | SJT | Schleicher | 53 min |
| Mar 19, 12:16 PM CST | Severe Thunderstorm Warning | SJT | Irion | 29 min |
| Mar 19, 12:26 PM CST | Severe Thunderstorm Warning | SJT | Tom Green | 34 min |
| Mar 19, 12:39 PM CST | Severe Thunderstorm Warning | SJT | Irion | 36 min |
| Mar 19, 1:04 PM CST | Severe Thunderstorm Warning | SJT | Tom Green | 56 min |
| Mar 19, 1:20 PM CST | Tornado Warning | SJT | Tom Green | 40 min |
| Mar 19, 1:43 PM CST | Flash Flood Warning | SJT | Tom Green | 92 min |
| Mar 19, 1:48 PM CST | Tornado Warning | SJT | Concho, Runnels, Tom Green | 57 min |
| Mar 19, 2:25 PM CST | Severe Thunderstorm Warning | SJT | Sutton | 35 min |
| Mar 19, 2:47 PM CST | Tornado Warning | SJT | Coleman, Runnels | 43 min |
| Mar 19, 3:14 PM CST | Tornado Warning | SJT | Menard, Schleicher | 61 min |
| Mar 19, 4:18 PM CST | Severe Thunderstorm Warning | SJT | McCulloch, Menard | 57 min |
| Mar 19, 4:37 PM CST | Tornado Warning | SJT | McCulloch | 53 min |
| Mar 19, 5:15 PM CST | Severe Thunderstorm Warning | SJT | San Saba | 60 min |
| Mar 19, 5:29 PM CST | Flash Flood Warning | SJT | Brown, San Saba | 3 hr |
| Mar 19, 5:34 PM CST | Tornado Warning | SJT | San Saba | 41 min |
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.