Alert archive / Texas / Flash Flood Warnings in 2002
Flash Flood Warning 39, NWS San Angelo, TX
NWS San Angelo, TX issued this flash flood warning at Jul 4, 2002, 6:02 PM CDT for Sterling 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
- Jul 4, 2002, 6:02 PM CDT (23:02 UTC)
- Expired
- Jul 4, 2002, 9:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS San Angelo, TX
- Area
- Counties, with a storm outline in the text
County Sterling County, TX
The nearest sounding before it
Midland Regional, TX (KMAF), launched 12:00Z, 11.0 hours before the alert went out and 107 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
- -173 J/kg
- Mixed-layer LCL
- 896 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 16 m²/s²
- 0-3 km storm-relative helicity
- 95 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KSJT 042302 FFWSJT TXC431-050200- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SAN ANGELO TX 600 PM CDT THU JUL 4 2002 THE NATIONAL WEATHER SERVICE HAS ISSUED A * FLASH FLOOD WARNING FOR... STERLING COUNTY IN SOUTHWEST TEXAS * UNTIL 900 PM CDT * AT 558 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN 5 MILES NORTHWEST OF STERLING CITY...MOVING SOUTHEAST AT 10 MPH. THE HEAVY RAIN PRODUCING THUNDERSTORM WILL REACH STERLING CITY BY 620 PM. * DOPPLER RADAR ESTIMATES INDICATED 1 TO 3 INCHES OF RAIN HAS FALLEN IN NORTHWEST STERLING COUNTY SINCE 430 PM. ANOTHER 1 TO 2 INCHES OF RAINFALL IS LIKELY BY 8 PM. MOTORISTS TRAVELING NEAR STERLING CITY ON US HIGHWAY 87...AND STATE HIGHWAYS 158 AND 163 SHOULD BE EXTRA CAUTIOUS WHEN APPROACHING LOW WATER CROSSINGS. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND. LAT...LON 3174 10124 3174 10084 3208 10083 3208 10122
1 follow-up statement
000 WGUS74 KSJT 050107 FFSSJT TXC431-050115- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE SAN ANGELO TX 806 PM CDT THU JUL 4 2002 ...THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS CANCELLED THE FLASH FLOOD WARNING FOR STERLING COUNTY... AT 805 PM CDT...THE RAIN HAS ENDED OVER STERLING COUNTY AND FLOODING IS NO LONGER EXPECTED...THEREFORE THE FLASH FLOOD WARNING FOR STERLING COUNTY HAS BEEN CANCELLED.
The office that day
Everything else NWS San Angelo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 4, 12:04 AM CDT | Flash Flood Warning | SJT | Brown, Coleman | 6 hr |
| Jul 4, 7:47 AM CDT | Flash Flood Warning | SJT | Sutton | 3 hr |
| Jul 4, 5:40 PM CDT | Flash Flood Warning | SJT | Coke | 3 hr |
| Jul 4, 5:43 PM CDT | Flash Flood Warning | SJT | Coke | 3 hr |
| Jul 4, 6:43 PM CDT | Flash Flood Warning | SJT | Tom Green | 3 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.