Alert archive / Texas / Flash Flood Warnings in 2002
Flash Flood Warning 20, NWS San Angelo, TX
NWS San Angelo, TX issued this flash flood warning at May 27, 2002, 10:20 PM CDT for McCulloch County, Texas. It was in force for 2 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
- May 27, 2002, 10:20 PM CDT (03:20 UTC)
- Expired
- May 28, 2002, 12:30 AM CDT
- In force
- 2 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 00:00Z, 3.3 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
- 3101 J/kg
- Mixed-layer CIN
- -131 J/kg
- Mixed-layer LCL
- 1249 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 66 m²/s²
- 0-3 km storm-relative helicity
- 178 m²/s²
- Significant tornado parameter
- 1.1
- Supercell composite
- 3.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KSJT 280320 FFWSJT TXC307-280530- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SAN ANGELO TX 1019 PM CDT MON MAY 27 2002 THE NATIONAL WEATHER SERVICE HAS ISSUED A * FLASH FLOOD WARNING FOR... MCCULLOCH COUNTY IN NORTH CENTRAL TEXAS * UNTIL 1230 AM CDT * AT 1016 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN FROM 6 MILES NORTH OF PLACID TO 5 MILES SOUTHWEST OF VOCA...MOVING EAST AT 30 MPH. * RAINFALL TOTALING 3 INCHES PER HOUR WILL BE POSSIBLE OVER MUCH OF MCCULLOCH COUNTY...INCLUDING THE CITY OF BRADY...THROUGH 1115 PM. 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 3144 9953 3096 9953 3095 9911 3137 9912
1 follow-up statement
000 WGUS74 KSJT 280431 FFSSJT TXC307-280445- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE SAN ANGELO TX 1130 PM CDT MON MAY 27 2002 ...THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS CANCELLED THE FLASH FLOOD WARNING FOR MCCULLOCH COUNTY... AT 1126 PM CDT...DOPPLER RADAR SHOWED RAIN HAD EXITED MCCULLOCH COUNTY. HEAVY RAINS FROM EARLIER THIS EVENING PRODUCED WATER OVER HIGHWAY 190 NEAR BRADY...BUT THESE WATERS HAVE SINCE RECEDED. THEREFORE...THE FLASH FLOOD WARNING FOR MCCULLOCH COUNTY HAS BEEN CANCELLED.
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 May 27, 10:08 PM CDT, 12 minutes earlier.
Area forecast discussion, May 27, 10:08 PM CDT, 12 minutes before
WEST CENTRAL TEXAS FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE SAN ANGELO TX 1008 PM CDT MON MAY 27 2002 PER LATEST POSITION OF LINEAR MCS IN OUR SOUTHEASTERN CWFA...WILL SEND A ZONE UPDATE TO CLEAR ADDITIONAL COUNTIES FROM THE SEVERE THUNDERSTORM WATCH. 924 PM DISCUSSION STRONG TO SEVERE STORMS HAVE EVOLVED INTO A LINEAR MCS...MOVING INTO SOUTHEASTERN PART OF OUR CWFA. WITH THE SEVERE THREAT SHIFTING SOUTHEAST...WILL SEND A ZONE UPDATE TO CLEAR THE BIG COUNTRY AND NORTHWEST CONCHO VALLEY COUNTIES FROM THE SEVERE THUNDERSTORM WATCH. .SJT...SEVERE THUNDERSTORM WATCH FOR HEARTLAND...NORTHWEST HILL COUNTRY...NORTHERN EDWARDS PLATEAU...AND CONCHO VALLEY (EXCEPT STERLING AND COKE COUNTIES) UNTIL MIDNIGHT. 19
In the hours before
Local storm report, May 27, 6:03 PM CDT, 4 hours 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SAN ANGELO, TX
603 PM CDT MON MAY 27 2002
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0435 PM ROBERT LEE TX 1.75 INCH HAIL
05/27/02 COKE
0509 PM 6 N MILES TX 2.50 INCH HAIL
05/27/02 RUNNELS
0515 PM 2 N ORIENT TX 2.50 INCH HAIL
05/27/02 TOM GREENSpecial weather statement, May 27, 9:11 PM CDT, 1 hour 9 minutes before
TXZ049-054-064-065-113-114-127-128-280230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANGELO TX 911 PM CDT MON MAY 27 2002 SEVERE THUNDERSTORM WATCH NUMBER 349 HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES IN WEST CENTRAL TEXAS... FISHER...JONES...SHACKELFORD...NOLAN...TAYLOR...CALLAHAN...STERLING AND COKE. THE SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT FOR AREAS ROUGHLY SOUTHEAST OF A MERTZON TO WINTERS TO BROWNWOOD LINE. 14
Special weather statement, May 27, 9:58 PM CDT, 22 minutes before
TXZ066-071-072-076-280315- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANGELO TX 958 PM CDT MON MAY 27 2002 SEVERE THUNDERSTORM WATCH NUMBER 349 HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES IN WEST CENTRAL TEXAS... RUNNELS...IRION...TOM GREEN AND CROCKETT. THE SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR THE FOLLOWING COUNTIES UNTIL MIDNIGHT... COLEMAN...BROWN...CONCHO...MCCULLOCH...SAN SABA...SCHLEICHER... SUTTON...MENARD...KIMBLE AND MASON.
The office that day
Everything else NWS San Angelo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 27, 7:17 PM CDT | Severe Thunderstorm Warning | SJT | Tom Green | 58 min |
| May 27, 7:40 PM CDT | Severe Thunderstorm Warning | SJT | Coke | 50 min |
| May 27, 7:43 PM CDT | Severe Thunderstorm Warning | SJT | San Saba | 62 min |
| May 27, 7:49 PM CDT | Severe Thunderstorm Warning | SJT | Irion | 56 min |
| May 27, 8:10 PM CDT | Severe Thunderstorm Warning | SJT | Tom Green | 65 min |
| May 27, 8:25 PM CDT | Severe Thunderstorm Warning | SJT | Concho | 65 min |
| May 27, 8:44 PM CDT | Severe Thunderstorm Warning | SJT | Schleicher | 61 min |
| May 27, 9:10 PM CDT | Severe Thunderstorm Warning | SJT | Menard | 65 min |
| May 27, 9:23 PM CDT | Severe Thunderstorm Warning | SJT | Concho | 52 min |
| May 27, 9:40 PM CDT | Severe Thunderstorm Warning | SJT | McCulloch | 65 min |
| May 27, 9:45 PM CDT | Severe Thunderstorm Warning | SJT | Schleicher | 45 min |
| May 27, 10:03 PM CDT | Severe Thunderstorm Warning | SJT | Sutton | 42 min |
| May 27, 10:10 PM CDT | Severe Thunderstorm Warning | SJT | Mason | 80 min |
| May 27, 10:20 PM CDT | Severe Thunderstorm Warning | SJT | Kimble | 55 min |
| May 27, 10:29 PM CDT | Severe Thunderstorm Warning | SJT | San Saba | 61 min |
| May 27, 11:14 PM CDT | Severe Thunderstorm Warning | SJT | Kimble | 46 min |
| May 28, 6:58 AM CDT | Flash Flood Warning | SJT | Shackelford | 2 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.