Alert archive / Texas / Flash Flood Warnings in 2012
Flash Flood Warning 19, NWS Lake Charles, LA
NWS Lake Charles, LA issued this flash flood warning at Mar 20, 2012, 2:07 PM CDT for Jasper County, Newton 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
- Mar 20, 2012, 2:07 PM CDT (19:07 UTC)
- Expired
- Mar 20, 2012, 5:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS Lake Charles, LA
- Area
- Storm-based polygon
- Flood severity
- None
Counties Jasper County, TX, Newton County, TX
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 12:00Z, 7.1 hours before the alert went out and 100 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.
532
WGUS54 KLCH 201907
FFWLCH
TXC241-351-202200-
/O.NEW.KLCH.FF.W.0019.120320T1907Z-120320T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
207 PM CDT TUE MAR 20 2012
THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EAST CENTRAL JASPER COUNTY IN SOUTHEAST TEXAS...
NORTHERN NEWTON COUNTY IN SOUTHEAST TEXAS...
* UNTIL 500 PM CDT
* AT 202 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE
WARNED AREA. RAINFALL ESTIMATES FROM RADAR INDICATE THAT 2 TO 4
INCHES OF RAIN HAVE FALLEN ACROSS THE AREA. ADDITIONAL RAINFALL OF
ONE HALF TO ONE INCH CAN BE EXPECTED THROUGH 3 PM.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
BURKEVILLE...NEWTON...FARRSVILLE...HARRISBURG...JAMESTOWN AND
STRINGTOWN.
THIS INCLUDES BUT ARE NOT LIMITED TO THE FOLLOWING STREAMS AND
DRAINAGES...LITTLE COW CREEK...CAT CREEK...QUICKSAND CREEK...BIG COW
CREEK...HUNTER CREEK AND THICKETY 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 3108 9354 3101 9354 3100 9358 3099 9356
3097 9358 3095 9354 3092 9354 3093 9355
3088 9358 3087 9356 3081 9356 3078 9359
3082 9396 3106 9391 3109 9356
$$1 follow-up statement
444
WGUS74 KLCH 202157
FFSLCH
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
457 PM CDT TUE MAR 20 2012
TXC241-351-202211-
/O.EXP.KLCH.FF.W.0019.000000T0000Z-120320T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JASPER TX-NEWTON TX-
457 PM CDT TUE MAR 20 2012
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR NORTHERN NEWTON AND
EAST CENTRAL JASPER COUNTIES WILL BE ALLOWED TO EXPIRE AT 500 PM
CDT...
EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE SHOULD HAVE STARTED TO
RECEDE...HOWEVER THE LARGER CREEKS AND STREAMS SHOULD CONTINUE TO
RISE OVER THE NEXT COUPLE OF HOURS. WERE BEGINNING TO
RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN
OBSERVED...PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.
LAT...LON 3108 9354 3101 9354 3100 9358 3099 9356
3097 9358 3095 9354 3092 9354 3093 9355
3088 9358 3087 9356 3081 9356 3078 9359
3082 9396 3106 9391 3109 9356
$$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, 1:23 PM CDT | Flash Flood Warning | LCH | Jasper | 7 hr |
| Mar 20, 1:32 PM CDT | Areal Flood Advisory | 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; the sounding from the Mesonet's radiosonde archive.