Alert archive / Texas / Flash Flood Warnings in 1991
Flash Flood Warning 17, NWS Lake Charles, LA
NWS Lake Charles, LA issued this flash flood warning at May 3, 1991, 7:35 PM CDT for Nacogdoches County, Texas. It was in force for 115 min.
The area
The counties it named.
The facts
- Issued
- May 3, 1991, 7:35 PM CDT (00:35 UTC)
- Expired
- May 3, 1991, 9:30 PM CDT
- In force
- 115 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
County Nacogdoches County, TX
The nearest sounding before it
Longview/Gregg, TX (KGGG), launched 00:00Z, 0.6 hours before the alert went out and 82 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
- 437 J/kg
- Mixed-layer CIN
- -63 J/kg
- Mixed-layer LCL
- 1035 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 168 m²/s²
- 0-3 km storm-relative helicity
- 276 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 5.3
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, May 3, 4:31 PM CDT, 3 hours 4 minutes before
TXZ033-046-032330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PORT ARTHUR TX 431 PM CDT FRI MAY 3 1991 ...SEVERE THUNDERSTORM WATCH FOR EAST TEXAS LAKES AREA... ...FLASH FLOOD WATCH IN EFFECT FOR EAST TEXAS LAKES AREA... A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE EAST TEXAS LAKES AREA UNTIL 9 PM CDT. RADAR INDICATED SCATTERED THUNDERSTORMS OVER THE EAST TEXAS LAKES AREA FROM THE LAKE LIVINGSTON TO LUFKIN AND NACOGDOCHES AREAS EXTENDING WESTWARD TO NEAR WACO. MOVEMENT WAS NORTHEAST NEAR 30 MPH. A FLASH FLOOD WATCH CONTINUES TONIGHT FOR THE EAST TEXAS LAKES AREA AS THE THREAT OF SEVERE WEATHER AND HEAVY RAINFALL REMAINS OVER THE AREA. PERSONS IN THE EAST TEXAS LAKES AREA SHOULD CHECK PREPARDNESS REQUIREMENTS AND BE PREPARED TO TAKE QUICK ACTION IF SEVERE WEATHER THREATENS OR A WARNING IS ISSUED. STAY TUNED TO THE NOAA WEATHER RADIO OR LOCAL RADIO AND T.V. STATIONS FOR THE LASTEST DEVELOPMENTS. NNNN
Special weather statement, May 3, 5:48 PM CDT, 1 hour 47 minutes before
TXZ033-046-040045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PORT ARTHUR TX 548 PM CDT FRI MAY 3 1991 ...SEVERE THUNDERSTORM WATCH CONTINUES UNTIL 9 PM CDT FOR THE EAST TEXAS LAKES AREA... ...FLASH FLOOD WATCH REMAINS IN EFFECT FOR THE EAST TEXAS LAKES AREA TONIGHT... A SEVERE THUNDERSTORM WATCH CONTINUES FOR THE EAST TEXAS LAKES AREA UNTIL 9 PM CDT. RADAR INDICATED AN AREA OF SHOWERS AND THUNDERSTORMS OVER EAST TEXAS FROM CENTERVILLE TO NACOGDOCHES TO EAST OF SAN AUGUSTINE COUNTY. GOLFBALL SIZE HAIL WAS REPORTED EARLIER WITH THESE STORMS IN MARQUEZ NEAR CENTERVILLE IN LEON COUNTY. MOVEMENT WAS NORTHEAST NEAR 30 MPH. A FLASH FLOOD WATCH REMAINS IN EFFECT TONIGHT FOR THE EAST TEXAS LAKES AREA. WITH RAINFALL IN THE AREA THIS MORNING AND THIS AFTERNOON...ANY ADDITIONAL HEAVY RAINS TONIGHT MAY RESULT IN FLASH FLOODING. PERSONS IN EAST TEXAS SHOULD CHECK PREPARDNESS REQUIREMENTS AND BE READY TO ACT QUICK IF SEVERE< WEATHER CONDITIONS THREATEN OR A WARNING IS ISSUED. STAY INFORMED BY STAYING TUNED TO THE NOAA WEATHER RADIO OR LOCAL RADIO AND T.V. STATIONS FOR LATER STATEMENTS. NNNN
Special weather statement, May 3, 6:33 PM CDT, 1 hour 2 minutes before
TXZ033-046-040130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PORT ARTHUR TX 633 PM CDT FRI MAY 3 1991 ...SEVERE THUNDERSTORM WATCH CONTINUES FOR EAST TEXAS LAKES AREA UNTIL 9 PM CDT... ...FLASH FLOOD WATCH REMAINS IN EFFECT TONIGHT FOR THE EAST TEXAS LAKES AREA... A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR THE EAST TEXAS LAKES AREA UNTIL 9 PM CDT. AT 630 PM CDT...RADAR INDICATED AN AREA OF VERY STRONG THUNDERSTORMS JUST WEST OF NACOGDOCHES COUNTY MOVING EAST NORTHEAST NEAR 30 MPH. THESE STORMS WILL MOVING THROUGH NORTHERN NACOGDOCHES COUNTY WITHIN THE NEXT HOUR. PERSONS IN NORTHERN NACOGDOCHES COUNTY SHOULD PREPARE FOR STRONG GUSTY WINDS...DANGEROUS LIGHTNING...HEAVY RAINFALL AND POSSIBLE HAIL. A FLASH FLOOD WATCH REMAINS IN EFFECT FOR THE EAST TEXAS LAKES AREA TONIGHT. ADDITIONAL HEAVY RAINFALL TONIGHT MAY RESULT IN FLASH FLOODING. PERSONS IN EAST TEXAS SHOULD CHECK PREPARDNESS REQUIREMENTS AND BE PREPARED TO TAKE QUICK ACTION OF SEVERE WEATHER THREATENS OR A WARNING IS ISSUED. MOTORIST ARE REMINDED NOT TO DRIVE INTO WATER OVER LOW WATER CROSSINGS. STAY TUNED TO THE NOAA WEATHER RADIO OF LOCAL RADIO AND T.V. STATIONS FOR THE LATEST DEVELOPMENTS. NNNN
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 3, 10:18 PM CDT | Severe Thunderstorm Warning | LCH | Grant, Rapides | 57 min |
| May 3, 11:13 PM CDT | Severe Thunderstorm Warning | LCH | Grant, LaSalle, Rapides | 62 min |
| May 4, 12:13 AM CDT | Severe Thunderstorm Warning | LCH | LaSalle, Rapides | 47 min |
| May 4, 1:04 AM CDT | Severe Thunderstorm Warning | LCH | Beauregard, Vernon | 56 min |
| May 4, 1:30 AM CDT | Flash Flood Warning | LCH | Rapides | 4 hr |
| May 4, 2:05 AM CDT | Severe Thunderstorm Warning | LCH | Allen, Beauregard, Rapides, Vernon | 55 min |
| May 4, 2:52 AM CDT | Tornado Warning | LCH | Allen | 38 min |
| May 4, 3:05 AM CDT | Tornado Warning | LCH | Evangeline | 55 min |
| May 4, 3:09 AM CDT | Severe Thunderstorm Warning | LCH | Beauregard | 66 min |
| May 4, 4:10 AM CDT | Severe Thunderstorm Warning | LCH | Allen, Beauregard | 65 min |
| May 4, 4:10 AM CDT | Severe Thunderstorm Warning | LCH | Calcasieu | 65 min |
| May 3, 8:19 PM CDT | Severe Thunderstorm Warning | LCH | Nacogdoches | 56 min |
| May 3, 8:34 PM CDT | Severe Thunderstorm Warning | LCH | San Augustine | 56 min |
| May 3, 9:08 PM CDT | Severe Thunderstorm Warning | LCH | Sabine | 67 min |
| May 3, 9:16 PM CDT | Tornado Warning | LCH | San Augustine | 59 min |
| May 4, 2:06 AM CDT | Severe Thunderstorm Warning | LCH | Angelina, Tyler | 69 min |
| May 4, 2:22 AM CDT | Severe Thunderstorm Warning | LCH | Jasper, Newton | 68 min |
Nearby
Flash Flood Warnings in Texas, 1991Every flash flood warning in 1991
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.