Alert archive / Texas / Beach Hazards Statements in 2021
Beach Hazards Statement 7, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this beach hazards statement at Aug 19, 2021, 4:00 AM CDT for Brazoria County, Galveston County, Matagorda County, Texas. It was in force for 63 hr.
The area
The counties it named.
The facts
- Issued
- Aug 19, 2021, 4:00 AM CDT (09:00 UTC)
- Expired
- Aug 21, 2021, 7:00 PM CDT
- In force
- 63 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 09:03 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, 9.0 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
- 3264 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 975 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- 38 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
833 WHUS44 KHGX 190900 CFWHGX Coastal Hazard Message National Weather Service Houston/Galveston TX 400 AM CDT Thu Aug 19 2021 TXZ436>439-192100- /O.NEW.KHGX.BH.S.0007.210819T0900Z-210821T1200Z/ Matagorda Islands-Brazoria Islands-Galveston Island- Bolivar Peninsula- 400 AM CDT Thu Aug 19 2021 ...BEACH HAZARDS STATEMENT IN EFFECT THROUGH SATURDAY MORNING... * WHAT...Dangerous rip currents and minor coastal flooding due to elevated tides and wave run-up. * WHERE...Matagorda Islands, Brazoria Islands, Galveston Island and Bolivar Peninsula. * WHEN...For rip currents, through at least Saturday. For the minor coastal flooding, during times of high tide Friday and Saturday. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. Minor coastal flooding impacting Blue Water Highway at Surfside, and water may impact problem areas along Bolivar Peninsula and approach the Seawall along the Galveston Island. 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. Be aware of your surroundings and do not drive on flooded roads. && $$
7 follow-up statements
304 WHUS44 KHGX 192122 CFWHGX Coastal Hazard Message National Weather Service Houston/Galveston TX 422 PM CDT Thu Aug 19 2021 TXZ436>439-211200- /O.CON.KHGX.BH.S.0007.000000T0000Z-210821T1200Z/ Matagorda Islands-Brazoria Islands-Galveston Island- Bolivar Peninsula- 422 PM CDT Thu Aug 19 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH SATURDAY MORNING... * WHAT...Dangerous rip currents and minor coastal flooding due to elevated tides and wave run-up. * WHERE...Matagorda Islands, Brazoria Islands, Galveston Island and Bolivar Peninsula. * WHEN...For rip currents, through at least Saturday. For the minor coastal flooding, during times of high tide Friday and Saturday. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. Minor coastal flooding impacting Blue Water Highway at Surfside, and water may impact problem areas along Bolivar Peninsula and approach the Seawall along the Galveston Island. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions. && $$
796 WHUS44 KHGX 200835 CFWHGX Coastal Hazard Message National Weather Service Houston/Galveston TX 335 AM CDT Fri Aug 20 2021 TXZ436>439-201645- /O.CON.KHGX.BH.S.0007.000000T0000Z-210821T1200Z/ Matagorda Islands-Brazoria Islands-Galveston Island- Bolivar Peninsula- 335 AM CDT Fri Aug 20 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH SATURDAY MORNING... * WHAT...Dangerous rip currents and minor coastal flooding due to elevated tides and wave run-up. * WHERE...Matagorda Islands, Brazoria Islands, Galveston Island and Bolivar Peninsula. * WHEN...For rip currents, through at least Saturday. For the minor coastal flooding, during times of high tide Friday and Saturday. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. Minor coastal flooding impacting Blue Water Highway at Surfside, and water may impact problem areas along Bolivar Peninsula and approach the Seawall along the Galveston Island. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions. && $$
540 WHUS44 KHGX 201505 CFWHGX Coastal Hazard Message National Weather Service Houston/Galveston TX 1005 AM CDT Fri Aug 20 2021 TXZ436>439-202315- /O.CON.KHGX.BH.S.0007.000000T0000Z-210821T1200Z/ Matagorda Islands-Brazoria Islands-Galveston Island- Bolivar Peninsula- 1005 AM CDT Fri Aug 20 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH SATURDAY MORNING... * WHAT...Dangerous rip currents and minor coastal flooding due to elevated tides and wave run-up. * WHERE...Matagorda Islands, Brazoria Islands, Galveston Island and Bolivar Peninsula. * WHEN...For rip currents, through at least Saturday. For the minor coastal flooding, during times of high tide Friday and Saturday. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. Minor coastal flooding impacting Blue Water Highway at Surfside, and water may impact problem areas along Bolivar Peninsula and approach the Seawall along the Galveston Island. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions. && $$
674 WHUS44 KHGX 201829 CFWHGX Coastal Hazard Message National Weather Service Houston/Galveston TX 129 PM CDT Fri Aug 20 2021 TXZ436>439-210600- /O.EXT.KHGX.BH.S.0007.000000T0000Z-210822T0000Z/ Matagorda Islands-Brazoria Islands-Galveston Island- Bolivar Peninsula- 129 PM CDT Fri Aug 20 2021 ...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH SATURDAY EVENING... * WHAT...Dangerous rip currents and minor coastal flooding due to elevated tides and wave run-up. * WHERE...Matagorda Islands, Brazoria Islands, Galveston Island and Bolivar Peninsula. * WHEN...Through Saturday evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. Minor coastal flooding impacting Blue Water Highway at Surfside, and water may impact problem areas along Bolivar Peninsula and approach the Seawall along the Galveston Island. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions. && $$
204 WHUS44 KHGX 210240 CFWHGX Coastal Hazard Message National Weather Service Houston/Galveston TX 940 PM CDT Fri Aug 20 2021 TXZ436>439-211100- /O.CON.KHGX.BH.S.0007.000000T0000Z-210822T0000Z/ Matagorda Islands-Brazoria Islands-Galveston Island- Bolivar Peninsula- 940 PM CDT Fri Aug 20 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH SATURDAY EVENING... * WHAT...Elevated surf, dangerous rip currents and minor coastal flooding due to elevated tides and moderate wave run-up along area beaches around times of high tide. * WHERE...Brazoria Islands, Matagorda Islands, Bolivar Peninsula and Galveston Island Counties. * WHEN...Through Saturday evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. Surf will be elevated on area beaches. Around times of high tide, waves will run up area beaches further than normal. PRECAUTIONARY/PREPAREDNESS ACTIONS... Swim near a lifeguard and away from piers, jetties and groins. Inexperienced or weak swimmers should remain out of the water until conditions improve. && $$
610 WHUS44 KHGX 210829 CFWHGX Coastal Hazard Message National Weather Service Houston/Galveston TX 329 AM CDT Sat Aug 21 2021 TXZ436>439-212100- /O.CON.KHGX.BH.S.0007.000000T0000Z-210822T0000Z/ Matagorda Islands-Brazoria Islands-Galveston Island- Bolivar Peninsula- 329 AM CDT Sat Aug 21 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS EVENING... * WHAT...Elevated surf, dangerous rip currents and minor coastal flooding due to elevated tides and moderate wave run-up along area beaches around times of high tide. * WHERE...Brazoria Islands, Matagorda Islands, Bolivar Peninsula and Galveston Island Counties. * WHEN...Through Saturday evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. Surf will be elevated on area beaches. Around times of high tide, waves will run up area beaches further than normal. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions. && $$
207 WHUS44 KHGX 212015 CFWHGX Coastal Hazard Message National Weather Service Houston/Galveston TX 315 PM CDT Sat Aug 21 2021 TXZ436>439-220000- /O.CON.KHGX.BH.S.0007.000000T0000Z-210822T0000Z/ Matagorda Islands-Brazoria Islands-Galveston Island- Bolivar Peninsula- 315 PM CDT Sat Aug 21 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * WHAT...Elevated surf, dangerous rip currents and minor coastal flooding due to elevated tides and moderate wave run-up along area beaches around times of high tide. * WHERE...Brazoria Islands, Matagorda Islands, Bolivar Peninsula and Galveston Island Counties. * WHEN...Through Saturday evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. Surf will be elevated on area beaches. Around times of high tide, waves will run up area beaches further than normal. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions. && $$
The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 19, 3:00 PM CDT | Special Weather Statement | HGX | Polk | 30 min |
| Aug 19, 3:27 PM CDT | Special Weather Statement | HGX | Polk | 33 min |
Nearby
Beach Hazards Statements in Texas, 2021Every beach hazards 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.