Alert archive / Texas / Flash Flood Warnings in 1990
Flash Flood Warning 40, NWS San Angelo, TX
NWS San Angelo, TX issued this flash flood warning at Aug 5, 1990, 2:44 PM CDT for 4 counties in Texas. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Aug 5, 1990, 2:44 PM CDT (19:44 UTC)
- Expired
- Aug 5, 1990, 10:45 PM CDT
- In force
- 8 hr
- Issued by
- NWS San Angelo, TX
- Area
- Whole counties
Counties Crockett County, TX, Menard County, TX, Schleicher County, TX, Sutton County, TX
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Del Rio, TX (KDRT), launched 12:00Z, 7.7 hours before the alert went out and 156 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
- 681 J/kg
- Mixed-layer CIN
- -88 J/kg
- Mixed-layer LCL
- 1003 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- 24 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSJT 051946 FFWSJT TXC105-327-413-435-060345- BULLETIN - IMMEDIATE BROADCAST REQUESTED FLOOD WARNING NATIONAL WEATHER SERVICE SAN ANGELO TX 244 PM CDT SUN AUG 5 1990 THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A FLOOD WARNING EFFECTIVE UNTIL 1045 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES IN TEXAS ...SOUTHERN CROCKETT COUNTY...WESTERN MENARD COUNTY ...SCHLEICHER COUNTY...SUTTON COUNTY AT 215 PM SAN ANGELO RADAR INDICATED LIGHT TO MODERATE RAIN ACOSS THE NORHTERN AND WESTERN CONCHO VALLEY. THE SHERIFF'S OFFICE IN ELDORADO REPORTS THAT U.S. 190 IS NOW OPEN, BUT FM 2291 SOUTH OF ELDORADO, FM 2596 NEAR THE SUTTON/SCHLEICHER COUNTY LINE, AND FM 864 SIX MILES SOUTHWEST OF FT MCKAVETT ARE CLOSED. IN MENARD COUNTY FM 2872, 2291, 2092, 1311 AND 864 ARE CLOSED DUE TO HIGH WATER. THE SHERIFF'S OFFICE ALSO REPORTED THAT THE SAN SABA RIVER AT MENARD WAS 14 FEET OUT OF IT'S BANK. THE SUTTON COUNTY SHERIFF'S REPORTS THAT FM 2129, 1691, 189, 864, AND 1989 TO SONORA CAVERNS ARE CLOESD. THE CROCKETT COUNTY SHERRIF'S OFFICE REPORTS THAT 163, AND THE PANDALE ROAD ARE CLOSED. ALTHROUGH NO RAIN IS OCCURRING IN MENARD, SUTTON, OR SCHLEICHER COUNTI ANY ADDITIONAL RAINS IN THOSE AREAS WOULD ONLY ADD TO THE RUNOFF. A FLOOD WARNING MEANS THAT FLOODING IS IMMINENT. IT'S IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS. CAMPERS SHOULD AVOID CAMPING ALONG STREAMS OR CREEKS DURING THREATENING RAINS. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVmE TO HIGHER GROUND. KEEP LISTENING TO YOUR NOAA WEATHER RADIO FOR FURTHER UPDATES.
The office that day
Everything else NWS San Angelo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 4, 7:18 PM CDT | Flash Flood Warning | SJT | Schleicher | 3 hr |
| Aug 4, 10:09 PM CDT | Flash Flood Warning | SJT | Schleicher | 9 hr |
| Aug 5, 7:14 AM CDT | Flash Flood Warning | SJT | Schleicher | 7 hr |
Nearby
Flash Flood Warnings in Texas, 1990Every flash flood warning in 1990
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.