Alert archive / Texas / Flash Flood Warnings in 2012
Flash Flood Warning 18, NWS Lake Charles, LA
NWS Lake Charles, LA issued this flash flood warning at Mar 20, 2012, 1:23 PM CDT for Jasper County, Texas. It was in force for 7 hr. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Mar 20, 2012, 1:23 PM CDT (18:23 UTC)
- Expired
- Mar 20, 2012, 8:30 PM CDT
- In force
- 7 hr
- Issued by
- NWS Lake Charles, LA
- Area
- Storm-based polygon
- Flood severity
- None
County Jasper County, TX
The radar
The Lake Charles radar (KLCH), 89 km from the middle of the area, began a volume at 18:22 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 20, 1:55 PM CDT | FLASH FLOOD | 1 Ese Buna, TX | SHERIFF REPORTED MINOR STREET FLOODING ON FM 253 AND FM 1004 NEAR THE NICHOLS CREEK BASIN |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 12:00Z, 6.4 hours before the alert went out and 90 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
- 1368 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 555 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 225 m²/s²
- 0-3 km storm-relative helicity
- 338 m²/s²
- Significant tornado parameter
- 1.2
- Supercell composite
- 8.8
The text
As transmitted, in the capitals the NWS used until 2016.
801
WGUS54 KLCH 201823
FFWLCH
TXC241-202230-
/O.NEW.KLCH.FF.W.0018.120320T1823Z-120320T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
123 PM CDT TUE MAR 20 2012
THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTH CENTRAL JASPER COUNTY IN SOUTHEAST TEXAS...
* UNTIL 530 PM CDT
* AT 119 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE
WARNED AREA. RADAR ESTIMATES THAT 3 TO 5 INCHES OF RAIN HAS FALLEN
OVER THE PAST 3 HOURS AND ADDITIONAL RAINFALL OF 1 TO 1.5 INCHES
ARE EXPECTED THROUGH 230 PM.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
BUNA...EVADALE AND GIST.
THE JASPER COUNTY SHERIFFS OFFICE HAS REPORTED SOME FLOODING ALONG
HWY 96 AND FM 1013.
THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...RED BANK
CREEK...CYPRESS CREEK...MILL CREEK...COW BAYOU...BLACK
BRANCH...BOGGY CREEK...NICHOLS CREEK...BLACK CREEK...TURNER
BRANCH...TENMILE CREEK...EAST TENMILE CREEK...WEST TENMILE CREEK AND
TROUT CREEK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.
&&
LAT...LON 3049 9408 3051 9409 3053 9407 3058 9409
3062 9407 3063 9391 3025 9390 3026 9410
3034 9410 3034 9408 3036 9410 3048 9410
$$2 follow-up statements
793
WGUS74 KLCH 201958
FFSLCH
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
258 PM CDT TUE MAR 20 2012
TXC241-202230-
/O.CON.KLCH.FF.W.0018.000000T0000Z-120320T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JASPER TX-
258 PM CDT TUE MAR 20 2012
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTH CENTRAL JASPER
COUNTY UNTIL 530 PM CDT...
AT 256 PM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THAT MINOR
STREET FLOODING WAS OCCURRING NEAR BUNA.
SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...BUNA...
EVADALE AND GIST.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
ADDITIONAL RAINFALL AMOUNTS OF UP TO ONE HALF INCH ARE POSSIBLE IN THE
WARNED AREA.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.
&&
LAT...LON 3049 9408 3051 9409 3053 9407 3058 9409
3062 9407 3063 9391 3025 9390 3026 9410
3034 9410 3034 9408 3036 9410 3048 9410
$$458
WGUS54 KLCH 202221
FFWLCH
TXC241-210130-
/O.EXT.KLCH.FF.W.0018.000000T0000Z-120321T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
521 PM CDT TUE MAR 20 2012
THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS EXTENDED THE
* FLASH FLOOD WARNING FOR...
SOUTH CENTRAL JASPER COUNTY IN SOUTHEAST TEXAS...
* UNTIL 830 PM CDT
* AT 519 PM CDT...WHILE THE HEAVY RAINS HAVE ENDED...RAINFALL
AMOUNTS OF 3 TO 5 INCHES HAVE OCCURRED DURING THE PAST 6 HOURS AND
REPORTS OF SOME FLOODED ROADS HAVE BEEN RECEIVED EARLY. RUNOFF IS
NOT YET COMPLETE SO ADDITIONAL FLOODING IS POSSIBLE OVER THE NEXT
FEW HOURS.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...BUNA...
EVADALE AND GIST.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
LAT...LON 3049 9408 3051 9409 3053 9407 3058 9409
3062 9407 3063 9391 3025 9390 3026 9410
3034 9410 3034 9408 3036 9410 3048 9410
$$The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 20, 11:12 AM CDT | Areal Flood Advisory | LCH | Hardin, Jasper, Tyler | 3 hr |
| Mar 20, 11:32 AM CDT | Flash Flood Warning | LCH | Hardin, Jefferson | 3 hr |
| Mar 20, 11:58 AM CDT | Areal Flood Advisory | LCH | Jefferson | 2 hr |
| Mar 20, 12:40 PM CDT | Areal Flood Advisory | LCH | Jasper | 3 hr |
| Mar 20, 12:56 PM CDT | Flash Flood Warning | LCH | Jefferson | 3 hr |
| Mar 20, 1:32 PM CDT | Areal Flood Advisory | LCH | Jasper, Newton | 3 hr |
| Mar 20, 2:07 PM CDT | Flash Flood Warning | LCH | Jasper, Newton | 3 hr |
| Mar 20, 2:27 PM CDT | Flash Flood Warning | LCH | Jasper, Newton | 5 hr |
| Mar 20, 2:30 PM CDT | Flash Flood Warning | LCH | Orange | 7 hr |
| Mar 20, 3:18 PM CDT | Flash Flood Warning | LCH | Orange | 6 hr |
| Mar 20, 6:53 PM CDT | Flash Flood Warning | LCH | Jasper, Newton | 2 hr |
Nearby
Flash Flood Warnings in Texas, 2012Every flash flood warning in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.