Alert archive / Texas / Flash Flood Warnings in 2002
Flash Flood Warning 20, NWS Brownsville, TX
NWS Brownsville, TX issued this flash flood warning at Sep 11, 2002, 12:24 PM CDT for Kenedy County, Willacy County, Texas. It was in force for 111 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Sep 11, 2002, 12:24 PM CDT (17:24 UTC)
- Expired
- Sep 11, 2002, 2:15 PM CDT
- In force
- 111 min
- Issued by
- NWS Brownsville, TX
- Area
- Counties, with a storm outline in the text
Counties Kenedy County, TX, Willacy County, TX
The radar
The Brownsville radar (KBRO), 72 km from the middle of the area, began a volume at 17:26 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.
The nearest sounding before it
Brownsville Intl, TX (KBRO), launched 12:00Z, 5.4 hours before the alert went out and 74 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
- 1804 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 557 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 11 m²/s²
- 0-3 km storm-relative helicity
- 24 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KBRO 111724 CCA
FFWBRO
TXC261-489-111915-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING...CORRECTION FOR HEADLINE
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1130 AM CDT WED SEP 11 2002
THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHERN KENEDY COUNTY IN DEEP SOUTH TEXAS
WILLACY COUNTY IN DEEP SOUTH TEXAS
* UNTIL 215 PM CDT
* AT 1130 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR IN
BROWNSVILLE INDICATED SCATTERED SHOWERS AND THUNDERSTORMS WITH
VERY HEAVY RAINFALL ALONG A LINE EXTENDING FROM 8 MILES NORTHWEST
TO 13 MILES NORTH OF RAYMONDVILLE...MOVING WEST AT 25 MPH.
ADDITIONAL SHOWERS AND THUNDERSTORMS WILL MOVE INLAND OVER
SOUTHERN KENEDY AND WILLACY COUNTY FROM THE GULF OF MEXICO THROUGH
THE EARLY AFTERNOON HOURS...WORSENING THE FLOODING PROBLEMS IN THE
WARNING AREA.
* THESE THUNDERSTORMS ARE PRODUCING TORRENTIAL RAINFALL IN THE
WARNED AREA. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE
FLOODING TO CONTINUE. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING
INCLUDE...RAYMONDVILLE AND LYFORD. SOME HIGHWAYS THAT WILL
EXPERIENCE FLOODING WILL BE HIGHWAY 77 IN SOUTHERN KENEDY COUNTY
AND NORTHERN WILLACY COUNTY AND HIGHWAY 186 IN WILLACY COUNTY.
AT 1125 AM CDT...THE RAYMONDVILLE CITY POLICE DEPARTMENT REPORT THAT
SEVERAL CITY STREETS HAVE BEEN CLOSED DUE TO STANDING WATER.
ALSO...AN URBAN AND SMALL STREAM FLOOD ADVISORY REMAINS IN EFFECT
SOUTHEASTERN BROOKS AND NORTHERN HIDALGO COUNTIES UNTIL 1 PM THIS
AFTERNOON.
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.
MOVE TO HIGHER GROUND.
LAT...LON 2636 9739 2693 9751 2686 9799 2647 9799
2645 9787 2635 9787 2631 9756
$$
SPEECEThe office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 11, 11:32 AM CDT | Flash Flood Warning | BRO | Kenedy, Willacy | 3 hr |
| Sep 11, 12:51 PM CDT | Flash Flood Warning | BRO | Brooks, Hidalgo | 3 hr |
Nearby
Flash Flood Warnings in Texas, 2002Every flash flood warning in 2002
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; radar from the NEXRAD Level II archive.