Alert archive / Texas / Rip Current Statements in 2021
Rip Current Statement 27, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this rip current statement at May 22, 2021, 12:36 AM CDT for Brazoria County, Galveston County, Matagorda County, Texas. It was in force for 24 hr.
The area
The counties it named.
The facts
- Issued
- May 22, 2021, 12:36 AM CDT (05:36 UTC)
- Expired
- May 23, 2021, 1:00 AM CDT
- In force
- 24 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 05:39 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, 5.6 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
- 323 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 1307 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- 17 m²/s²
- 0-3 km storm-relative helicity
- 9 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
196 WHUS44 KHGX 220536 CFWHGX Coastal Hazard Message National Weather Service Houston/Galveston TX 1236 AM CDT Sat May 22 2021 TXZ436>439-221345- /O.NEW.KHGX.RP.S.0027.210522T0536Z-210523T0600Z/ /O.CON.KHGX.CF.W.0001.000000T0000Z-210522T1200Z/ /O.CON.KHGX.CF.Y.0009.210522T1200Z-210523T1200Z/ Matagorda Islands-Brazoria Islands-Galveston Island- Bolivar Peninsula- 1236 AM CDT Sat May 22 2021 ...HIGH RIP CURRENT RISK IN EFFECT THROUGH LATE TONIGHT... ...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 7 AM CDT THIS MORNING... ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 7 AM THIS MORNING TO 7 AM CDT SUNDAY... * WHAT...For the Coastal Flood Warning, significant coastal flooding. For the Coastal Flood Advisory, minor coastal flooding expected. For the High Rip Current Risk, dangerous rip currents. * WHERE...Matagorda Islands, Brazoria Islands, Galveston Island and Bolivar Peninsula Counties. * WHEN...For the Coastal Flood Warning, until 7 AM CDT this morning. For the Coastal Flood Advisory, from 7 AM this morning to 7 AM CDT Sunday. For the High Rip Current Risk, through late tonight. * IMPACTS...Numerous roads may be closed. Low lying property including homes, businesses, and some critical infrastructure will be inundated. Some shoreline erosion will occur. Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take the necessary actions to protect flood-prone property. If travel is required, do not drive around barricades or through water of unknown depth. 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. && $$ TXZ214-313-337-338-221345- /O.CON.KHGX.CF.W.0001.000000T0000Z-210522T1200Z/ /O.CON.KHGX.CF.Y.0009.210522T1200Z-210523T1200Z/ Chambers-Coastal Harris-Coastal Brazoria-Coastal Galveston- 1236 AM CDT Sat May 22 2021 ...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 7 AM CDT THIS MORNING... ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 7 AM THIS MORNING TO 7 AM CDT SUNDAY... * WHAT...For the Coastal Flood Warning, significant coastal flooding. For the Coastal Flood Advisory, minor coastal flooding expected. * WHERE...Chambers, Coastal Harris, Coastal Brazoria, Coastal Galveston, Matagorda Islands, Brazoria Islands, Galveston Island and Bolivar Peninsula Counties. * WHEN...For the Coastal Flood Warning, until 7 AM CDT Saturday. For the Coastal Flood Advisory, from 7 AM Saturday to 7 AM CDT Sunday. * IMPACTS...Numerous roads may be closed. Low lying property including homes, businesses, and some critical infrastructure will be inundated. Some shoreline erosion will occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take the necessary actions to protect flood-prone property. If travel is required, do not drive around barricades or through water of unknown depth. && $$
3 follow-up statements
710 WHUS44 KHGX 220814 CFWHGX Coastal Hazard Message National Weather Service Houston/Galveston TX 314 AM CDT Sat May 22 2021 TXZ436>439-221800- /O.CON.KHGX.CF.W.0001.000000T0000Z-210522T1200Z/ /O.CON.KHGX.CF.Y.0009.210522T1200Z-210523T1200Z/ /O.CON.KHGX.RP.S.0027.000000T0000Z-210523T0600Z/ Matagorda Islands-Brazoria Islands-Galveston Island- Bolivar Peninsula- 314 AM CDT Sat May 22 2021 ...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 7 AM CDT THIS MORNING... ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE TONIGHT... ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 7 AM THIS MORNING TO 7 AM CDT SUNDAY... * WHAT...For the Coastal Flood Warning, significant coastal flooding. For the Coastal Flood Advisory, minor coastal flooding expected. For the High Rip Current Risk, dangerous rip currents. * WHERE...Matagorda Islands, Brazoria Islands, Galveston Island and Bolivar Peninsula Counties. * WHEN...For the Coastal Flood Warning, until 7 AM CDT this morning. For the Coastal Flood Advisory, from 7 AM this morning to 7 AM CDT Sunday. For the High Rip Current Risk, through late tonight. * IMPACTS...Numerous roads may be closed. Low lying property including homes, businesses, and some critical infrastructure will be inundated. Some shoreline erosion will occur. Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take the necessary actions to protect flood-prone property. If travel is required, do not drive around barricades or through water of unknown depth. 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. && $$ TXZ214-313-337-338-221800- /O.CON.KHGX.CF.W.0001.000000T0000Z-210522T1200Z/ /O.CON.KHGX.CF.Y.0009.210522T1200Z-210523T1200Z/ Chambers-Coastal Harris-Coastal Brazoria-Coastal Galveston- 314 AM CDT Sat May 22 2021 ...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 7 AM CDT THIS MORNING... ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 7 AM THIS MORNING TO 7 AM CDT SUNDAY... * WHAT...For the Coastal Flood Warning, significant coastal flooding. For the Coastal Flood Advisory, minor coastal flooding expected. * WHERE...Chambers, Coastal Harris, Coastal Brazoria, Coastal Galveston, Matagorda Islands, Brazoria Islands, Galveston Island and Bolivar Peninsula Counties. * WHEN...For the Coastal Flood Warning, until 7 AM CDT Saturday. For the Coastal Flood Advisory, from 7 AM Saturday to 7 AM CDT Sunday. * IMPACTS...Numerous roads may be closed. Low lying property including homes, businesses, and some critical infrastructure will be inundated. Some shoreline erosion will occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take the necessary actions to protect flood-prone property. If travel is required, do not drive around barricades or through water of unknown depth. && $$
459 WHUS44 KHGX 221215 CFWHGX Coastal Hazard Message National Weather Service Houston/Galveston TX 715 AM CDT Sat May 22 2021 TXZ436>439-222015- /O.EXP.KHGX.CF.W.0001.000000T0000Z-210522T1200Z/ /O.CON.KHGX.CF.Y.0009.000000T0000Z-210523T1200Z/ /O.CON.KHGX.RP.S.0027.000000T0000Z-210523T0600Z/ Matagorda Islands-Brazoria Islands-Galveston Island- Bolivar Peninsula- 715 AM CDT Sat May 22 2021 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT SUNDAY... ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE TONIGHT... ...COASTAL FLOOD WARNING HAS EXPIRED... * WHAT...For the Coastal Flood Advisory, minor coastal flooding. For the High Rip Current Risk, dangerous rip currents. * WHERE...Matagorda Islands, Brazoria Islands, Galveston Island and Bolivar Peninsula Counties. * WHEN...For the Coastal Flood Advisory, from 7 AM this morning to 7 AM CDT Sunday. For the High Rip Current Risk, through late tonight. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. 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. && $$ TXZ214-313-337-338-222015- /O.EXP.KHGX.CF.W.0001.000000T0000Z-210522T1200Z/ /O.CON.KHGX.CF.Y.0009.000000T0000Z-210523T1200Z/ Chambers-Coastal Harris-Coastal Brazoria-Coastal Galveston- 715 AM CDT Sat May 22 2021 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT SUNDAY... ...COASTAL FLOOD WARNING HAS EXPIRED... * WHAT...Minor coastal flooding. * WHERE...Chambers, Coastal Harris, Coastal Brazoria, Coastal Galveston, Matagorda Islands, Brazoria Islands, Galveston Island and Bolivar Peninsula Counties. * WHEN...For the Coastal Flood Advisory, from 7 AM Saturday to 7 AM CDT Sunday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. && $$
159 WHUS44 KHGX 230253 CFWHGX Coastal Hazard Message National Weather Service Houston/Galveston TX 953 PM CDT Sat May 22 2021 TXZ436>439-231100- /O.CON.KHGX.CF.Y.0009.000000T0000Z-210523T1200Z/ /O.CON.KHGX.RP.S.0027.000000T0000Z-210523T0600Z/ Matagorda Islands-Brazoria Islands-Galveston Island- Bolivar Peninsula- 953 PM CDT Sat May 22 2021 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT SUNDAY... ...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 1 AM CDT SUNDAY... * WHAT...For the Coastal Flood Advisory, minor coastal flooding. For the High Rip Current Risk, dangerous rip currents along Gulf-facing beaches. * WHERE...Matagorda Islands, Brazoria Islands, Galveston Island and Bolivar Peninsula. * WHEN...For the Coastal Flood Advisory, from 7 AM this morning to 7 AM CDT Sunday. For the High Rip Current Risk, through late tonight. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. 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. && $$ TXZ214-313-337-338-231100- /O.CON.KHGX.CF.Y.0009.000000T0000Z-210523T1200Z/ Chambers-Coastal Harris-Coastal Brazoria-Coastal Galveston- 953 PM CDT Sat May 22 2021 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT SUNDAY... * WHAT...Minor coastal flooding. * WHERE...Chambers, Coastal Harris, Coastal Brazoria, Coastal Galveston, Matagorda Islands, Brazoria Islands, Galveston Island and Bolivar Peninsula. * WHEN...For the Coastal Flood Advisory, from 7 AM Saturday to 7 AM CDT Sunday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. && $$
The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 21, 11:30 PM CDT | Coastal Flood Warning | HGX | Brazoria, Chambers, Galveston, Harris, Matagorda | 8 hr |
| May 21, 11:30 PM CDT | Coastal Flood Advisory | HGX | Brazoria, Chambers, Galveston, Harris, Matagorda | 32 hr |
| May 22, 3:14 AM CDT | Wind Advisory | HGX | Brazoria, Galveston, Jackson, Matagorda | 13 hr |
| May 22, 3:15 PM CDT | Flash Flood Watch | HGX | Austin, Brazoria, Colorado, Fort Bend, Grimes, Harris and 6 more | 54 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.