Alert archive / Texas / Flash Flood Warnings in 1990
Flash Flood Warning 29, NWS San Angelo, TX
NWS San Angelo, TX issued this flash flood warning at Jul 31, 1990, 5:27 PM CDT for Crockett County, Schleicher County, Texas. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Jul 31, 1990, 5:27 PM CDT (22:27 UTC)
- Expired
- Jul 31, 1990, 9:30 PM CDT
- In force
- 4 hr
- Issued by
- NWS San Angelo, TX
- Area
- Whole counties
Counties Crockett County, TX, Schleicher 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, 10.5 hours before the alert went out and 161 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
- 301 J/kg
- Mixed-layer CIN
- -76 J/kg
- Mixed-layer LCL
- 822 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 85 m²/s²
- 0-3 km storm-relative helicity
- 58 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 312229 FFWSJT TXC105-413-010230- BULLETIN - IMMEDIATE BROADCAST REQUESTED FLOOD WARNING NATIONAL WEATHER SERVICE SAN ANGELO TX 527 PM CDT TUE JUL 31 1990 THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A FLOOD WARNING EFFECTIVE UNTIL 930 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES IN TEXAS ...EASTERN CROCKETT COUNTY...SCHLEICHER COUNTY RUNOFF CONTINUES ACROSS EASTERN CROCKETT AND PARTS OF SCHLEICHER LATE THIS AFTERNOON AND EVENING...HOWEVER...THE RAINS HAVE STOPPED OVER ALL THE CONCHO VALLEY. SEVERAL ROADS REMAIN IMPASSABLE. IN SCHLEICHER COUNTY ROADS 2129 AND 2596 ARE CLOSED AND THE SCHLEICHER COUNTY SHEFIFF'S OFFICE REPORTED THAT FM 864 NOW HAS RUNNING WATER OVER IT AND MAY BE CLOSED SOON. IN CROCKETT COUNTY STATE HIGHWAY 163 IS CLOSED. MOTORISTS PLANNING TO TRAVEL ON THESE ROADS SHOULD SELECT ALTERNATE ROUTES AND NOT ENTER FLOODED AREAS. THE ROADS IN SUTTON COUNTY ARE NOW PASSABLE. HOWEVER...ADDITIONAL RAINS TONIGHT COULD FLOOD THE ROADWAYS AGAIN...SO DON'T ENTER FAST RUNNING WATER OR ANY WATER OF AN UNKNOWN DEPTH. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED...ACT QUICKLY. MOVE UP TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. KEEP LISTENING FOR THE LATEST WEATHER INFORMATION.
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.
In the hours before
Special weather statement, Jul 31, 4:01 PM CDT, 1 hour 26 minutes before
TXZ012-015-019-024-029-030-312200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ABILENE TX 345 PM CDT TUE JUL 31 1990 SHOWERS AND THUNDERSTORMS WERE ONLY ISOLATED TO WIDELY SCATTERED ACROSS THE BIG COUNTRY AT MID-AFTERNOON. HOWEVER...SEVERAL STRONG STORMS WITH POSSIBLE HEAVY RAIN AND BRIEF GUSTY WINDS WERE LOCATED NEAR THROCKMORTON...NORTHEAST OF ALBANY NEAR HUBBARD CREEK RESERVOIR AND ALSO WEST OF LAKE BROWNWOOD. THE SLOW MOVEMENT OF THESE STORMS INDICATED POSSIBLE RAINFALL RATES OF 1 TO 2 INCHES AN HOUR. SOME FLOODING OF ROAD DITCHES AND LOW CROSSINGS MAY OCCUR...SO MOTORIST SHOULD USE EXTRA CAUTION TRAVELING BETWEEN THROCKMORTON AND HASKELL AND ALSO NORTHEAST OF ALBANY. BOATERS ON THE NEARBY LAKES SHOULD BE ALERT TO SUDDEN WIND SHIFTS AND LIGHTNING DANGERS AS STORMS BUILD OR DRIFT INTO RECREATION AREAS. STAY ALERT TO LOCAL WEATHER AND LISTEN FOR ADDITIONAL STATEMENTS OVER NOAA WEATHER
The office that day
Everything else NWS San Angelo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 31, 9:23 AM CDT | Flash Flood Warning | SJT | Crockett, Schleicher, Sutton | 4 hr |
| Jul 31, 1:24 PM CDT | Flash Flood Warning | SJT | Crockett, Schleicher, Sutton | 4 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.