Alert archive / Texas / Rip Current Statements in 2018
Rip Current Statement 6, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this rip current statement at May 4, 2018, 9:29 AM CDT for Brazoria County, Galveston County, Matagorda County, Texas. It was in force for 15 hr.
The area
The counties it named.
The facts
- Issued
- May 4, 2018, 9:29 AM CDT (14:29 UTC)
- Expired
- May 5, 2018, 12:00 AM CDT
- In force
- 15 hr
- Issued by
- NWS Houston/Galveston, TX
Counties Brazoria County, TX, Galveston County, TX, Matagorda County, TX
The radar
The Houston radar (KHGX), 54 km from the middle of the area, began a volume at 14:33 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
Corpus Christi, TX (KCRP), launched 12:00Z, 2.5 hours before the alert went out and 241 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
- 1166 J/kg
- Mixed-layer CIN
- -64 J/kg
- Mixed-layer LCL
- 538 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 85 m²/s²
- 0-3 km storm-relative helicity
- 102 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 5.4
The text
As transmitted.
928
WHUS44 KHGX 041429
CFWHGX
Coastal Hazard Message
National Weather Service Houston/Galveston TX
929 AM CDT Fri May 4 2018
...High Risk of Rip Currents Today...
.Light to occasionally moderate winds and long period swell along
the coast will result in a high rip current risk along Gulf-
facing beaches today. Beachgoers should make sure to swim near a
lifeguard if entering the water.
TXZ336-337-436>438-042230-
/O.NEW.KHGX.RP.S.0006.180504T1429Z-180505T0500Z/
Brazoria Islands-Coastal Brazoria-Coastal Matagorda-
Galveston Island and Bolivar Peninsula-Matagorda Islands-
929 AM CDT Fri May 4 2018
...HIGH RIP CURRENT RISK IN EFFECT THROUGH THIS EVENING...
The National Weather Service in Houston/Galveston has issued a
High Rip Current Risk, which is in effect through this evening.
* TIMING...Through this evening.
* IMPACTS...Hazardous swimming conditions at Gulf-facing
beaches, especially near piers, jetties, and rock groins.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
There is a high risk of rip currents. Life threatening rip
currents are likely in the surf zone.
Rip currents are powerful channels of water flowing quickly away
from shore...which occur most often at low spots or breaks in the
sandbar and in the vicinity of structures such as groins...
jetties and piers. Heed the advice of lifeguards...beach patrol...
flags and signs. Swim near a lifeguard.
If you become caught in a rip current...yell for help. Remain
calm...do not exhaust yourself and stay afloat while waiting for
help. If you have to swim out of a rip current...swim parallel to
shore and back toward the beach when possible. Do not attempt to
swim directly against a rip current as you will tire quickly.
&&
$$1 follow-up statement
284 WHUS44 KHGX 042005 CFWHGX Coastal Hazard Message National Weather Service Houston/Galveston TX 305 PM CDT Fri May 4 2018 ...High Risk of Rip Currents Today... .Light to occasionally moderate winds and long period swell along the coast will result in a high rip current risk along Gulf- facing beaches today. Beachgoers should make sure to swim near a lifeguard if entering the water. TXZ336-337-436>438-050500- /O.CON.KHGX.RP.S.0006.000000T0000Z-180505T0500Z/ Brazoria Islands-Coastal Brazoria-Coastal Matagorda- Galveston Island and Bolivar Peninsula-Matagorda Islands- 305 PM CDT Fri May 4 2018 ...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL MIDNIGHT CDT TONIGHT... * TIMING...Through this evening. * IMPACTS...Hazardous swimming conditions at Gulf-facing beaches, especially near piers, jetties, and rock groins. PRECAUTIONARY/PREPAREDNESS ACTIONS... There is a high risk of rip currents. Life threatening rip currents are likely in the surf zone. Rip currents are powerful channels of water flowing quickly away from shore...which occur most often at low spots or breaks in the sandbar and in the vicinity of structures such as groins... jetties and piers. Heed the advice of lifeguards...beach patrol... flags and signs. Swim near a lifeguard. If you become caught in a rip current...yell for help. Remain calm...do not exhaust yourself and stay afloat while waiting for help. If you have to swim out of a rip current...swim parallel to shore and back toward the beach when possible. Do not attempt to swim directly against a rip current as you will tire quickly. && $$
The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 4, 1:08 PM CDT | Special Weather Statement | HGX | Brazos | 52 min |
Nearby
Rip Current Statements in Texas, 2018Every rip current statement in 2018
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.