Alert archive / Texas / Rip Current Statements in 2021
Rip Current Statement 25, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this rip current statement at May 8, 2021, 3:39 AM CDT for Brazoria County, Galveston County, Matagorda County, Texas. It took effect at May 8, 2021, 7:00 AM CDT. It was in force for 60 hr.
The area
The counties it named.
The facts
- Issued
- May 8, 2021, 3:39 AM CDT (08:39 UTC)
- In effect from
- May 8, 2021, 7:00 AM CDT
- Expired
- May 10, 2021, 7:00 PM CDT
- In force
- 60 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 08:40 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 00:00Z, 8.7 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
- 31 J/kg
- Mixed-layer CIN
- -293 J/kg
- Mixed-layer LCL
- 868 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 3 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.8
The text
As transmitted.
564 WHUS44 KHGX 080839 CFWHGX Coastal Hazard Message National Weather Service Houston/Galveston TX 339 AM CDT Sat May 8 2021 TXZ436>439-090000- /O.NEW.KHGX.RP.S.0025.210508T1200Z-210509T0000Z/ Matagorda Islands-Brazoria Islands-Galveston Island- Bolivar Peninsula- 339 AM CDT Sat May 8 2021 ...HIGH RIP CURRENT RISK IN EFFECT FROM 7 AM CDT THIS MORNING THROUGH THIS EVENING... * WHAT...Dangerous rip currents expected. * WHERE...Matagorda Islands, Brazoria Islands, Galveston Island and Bolivar Peninsula Counties. * WHEN...From 7 AM CDT this morning through this evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$
4 follow-up statements
086 WHUS44 KHGX 082024 CFWHGX Coastal Hazard Message National Weather Service Houston/Galveston TX 324 PM CDT Sat May 8 2021 TXZ436>439-090430- /O.EXT.KHGX.RP.S.0025.000000T0000Z-210510T0000Z/ Matagorda Islands-Brazoria Islands-Galveston Island- Bolivar Peninsula- 324 PM CDT Sat May 8 2021 ...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH SUNDAY EVENING... * WHAT...Dangerous rip currents expected. * WHERE...Matagorda Islands, Brazoria Islands, Galveston Island and Bolivar Peninsula Counties. * WHEN...Through Sunday evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$
287 WHUS44 KHGX 090840 CFWHGX Coastal Hazard Message National Weather Service Houston/Galveston TX 340 AM CDT Sun May 9 2021 TXZ436>439-100000- /O.CON.KHGX.RP.S.0025.000000T0000Z-210510T0000Z/ Matagorda Islands-Brazoria Islands-Galveston Island- Bolivar Peninsula- 340 AM CDT Sun May 9 2021 ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THIS EVENING... * WHAT...Dangerous rip currents. * WHERE...Brazoria Islands, Matagorda Islands, Bolivar Peninsula and Galveston Island Counties. * WHEN...Through this evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$
357 WHUS44 KHGX 092025 CFWHGX Coastal Hazard Message National Weather Service Houston/Galveston TX 325 PM CDT Sun May 9 2021 TXZ436>439-100830- /O.EXT.KHGX.RP.S.0025.000000T0000Z-210511T0000Z/ Matagorda Islands-Brazoria Islands-Galveston Island- Bolivar Peninsula- 325 PM CDT Sun May 9 2021 ...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH MONDAY EVENING... * WHAT...Dangerous rip currents. * WHERE...Gulf facing beaches of Brazoria Islands, Matagorda Islands, Bolivar Peninsula and Galveston Island. * WHEN...Through Monday evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$
069 WHUS44 KHGX 100953 CFWHGX Coastal Hazard Message National Weather Service Houston/Galveston TX 453 AM CDT Mon May 10 2021 TXZ436>439-102200- /O.CON.KHGX.RP.S.0025.000000T0000Z-210511T0000Z/ Matagorda Islands-Brazoria Islands-Galveston Island- Bolivar Peninsula- 453 AM CDT Mon May 10 2021 ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THIS EVENING... * WHAT...Dangerous rip currents. * WHERE...Brazoria Islands, Matagorda Islands, Bolivar Peninsula and Galveston Island. * WHEN...Through this evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$
The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 8, 3:23 PM CDT | Small Craft Advisory | HGX | 24 hr |
Nearby
Rip Current Statements in Texas, 2021Every rip current statement in 2021
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.