Alert archive / Texas / Rip Current Statements in 2020
Rip Current Statement 32, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this rip current statement at Jul 24, 2020, 9:23 AM CDT for Brazoria County, Galveston County, Matagorda County, Texas. It was in force for 21 hr.
The area
The counties it named.
The facts
- Issued
- Jul 24, 2020, 9:23 AM CDT (14:23 UTC)
- Expired
- Jul 25, 2020, 5:58 AM CDT
- In force
- 21 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 14:25 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, 2.4 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
- 1584 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 780 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 31 m²/s²
- 0-3 km storm-relative helicity
- -2 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.5
The text
As transmitted.
970 WHUS44 KHGX 241423 CFWHGX Coastal Hazard Message National Weather Service Houston/Galveston TX 923 AM CDT Fri Jul 24 2020 TXZ436>438-242230- /O.NEW.KHGX.CF.Y.0002.200724T1423Z-200726T0800Z/ /O.NEW.KHGX.RP.S.0032.200724T1423Z-200726T0800Z/ Matagorda Islands-Brazoria Islands- Galveston Island and Bolivar Peninsula- 923 AM CDT Fri Jul 24 2020 ...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 3 AM CDT SUNDAY... ...HIGH RIP CURRENT RISK IN EFFECT THROUGH LATE SATURDAY NIGHT... * 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, Bolivar Peninsula. * WHEN...until 3 AM CDT Sunday. * IMPACTS...Tides will reach 2-3 feet above normal between Port O'Connor and San Luis Pass, and 1-2 feet above normal between San Luis Pass and High Island. Flooding of lots, parks, and roads with isolated road closures expected. Strong rip currents will be present along Gulf-facing beaches. Rip currents can sweep even he 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. && $$
2 follow-up statements
504 WHUS44 KHGX 242106 CFWHGX URGENT - IMMEDIATE BROADCAST REQUESTED Coastal Hazard Message National Weather Service Houston/Galveston TX 406 PM CDT Fri Jul 24 2020 TXZ436-250515- /O.CAN.KHGX.CF.Y.0002.000000T0000Z-200726T0800Z/ /O.CON.KHGX.RP.S.0032.000000T0000Z-200726T0800Z/ Matagorda Islands- 406 PM CDT Fri Jul 24 2020 ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE SATURDAY NIGHT... ...COASTAL FLOOD ADVISORY IS CANCELLED... * WHAT...For the Coastal Flood Advisory, minor coastal flooding. For the High Rip Current Risk, dangerous rip currents. * WHERE...Matagorda Islands County. * WHEN...Through late Saturday night. * IMPACTS...Tides will reach 2-4 feet above normal between Port O'Connor and San Luis Pass, and 1-2 feet above normal between San Luis Pass and High Island. Flooding of lots, parks, and roads with isolated road closures expected. * ADDITIONAL DETAILS...The Coastal Flood Advisory has been replaced with a Storm Surge Warning. PRECAUTIONARY/PREPAREDNESS ACTIONS... Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$ TXZ437-438-250515- /O.UPG.KHGX.CF.Y.0002.000000T0000Z-200726T0800Z/ /O.NEW.KHGX.CF.W.0001.200724T2106Z-200726T0800Z/ /O.CON.KHGX.RP.S.0032.000000T0000Z-200726T0800Z/ Brazoria Islands-Galveston Island and Bolivar Peninsula- 406 PM CDT Fri Jul 24 2020 ...COASTAL FLOOD WARNING IN EFFECT UNTIL 3 AM CDT SUNDAY... ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE SATURDAY NIGHT... * WHAT...For the Coastal Flood Warning, significant coastal flooding. For the High Rip Current Risk, dangerous rip currents. * WHERE...Brazoria Islands and Galveston Island and Bolivar Peninsula Counties. * WHEN...For the Coastal Flood Warning, until 3 AM CDT Sunday. For the High Rip Current Risk, through late Saturday night. * 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. && $$ TXZ313-338-250515- /O.NEW.KHGX.CF.W.0001.200724T2106Z-200726T0800Z/ Coastal Harris-Coastal Galveston- 406 PM CDT Fri Jul 24 2020 ...COASTAL FLOOD WARNING IN EFFECT UNTIL 3 AM CDT SUNDAY... * WHAT...Significant coastal flooding. * WHERE...Coastal Harris and Coastal Galveston Counties. * WHEN...Until 3 AM CDT Sunday. * IMPACTS...Numerous roads may be closed. Low lying property including homes, businesses, and some critical infrastructure will be inundated. Some shoreline erosion will occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take the necessary actions to protect flood-prone property. If travel is required, do not drive around barricades or through water of unknown depth. && $$
930 WHUS44 KHGX 251058 CFWHGX Coastal Hazard Message National Weather Service Houston/Galveston TX 558 AM CDT Sat Jul 25 2020 TXZ437-438-251900- /O.CAN.KHGX.RP.S.0032.000000T0000Z-200726T0800Z/ /O.EXT.KHGX.CF.W.0001.000000T0000Z-200726T1500Z/ Brazoria Islands-Galveston Island and Bolivar Peninsula- 558 AM CDT Sat Jul 25 2020 ...COASTAL FLOOD WARNING NOW IN EFFECT UNTIL 10 AM CDT SUNDAY... ...HIGH RIP CURRENT RISK IS CANCELLED... * WHAT...For the Coastal Flood Warning, significant coastal flooding. Tide levels of 2 to 3 feet above normal will continue today. * WHERE...Brazoria Islands and Galveston Island and Bolivar Peninsula Counties. * WHEN...Until 10 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. 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. && $$ TXZ436-251200- /O.CAN.KHGX.RP.S.0032.000000T0000Z-200726T0800Z/ Matagorda Islands- 558 AM CDT Sat Jul 25 2020 ...HIGH RIP CURRENT RISK IS CANCELLED... A tropical storm warning remains in effect for this area. $$ TXZ313-338-251900- /O.EXT.KHGX.CF.W.0001.000000T0000Z-200726T1500Z/ Coastal Harris-Coastal Galveston- 558 AM CDT Sat Jul 25 2020 ...COASTAL FLOOD WARNING NOW IN EFFECT UNTIL 10 AM CDT SUNDAY... * WHAT...Significant coastal flooding tide levels of 2 to 3 feet above normal tide levels. These elevated tide levels will also hamper the drainage of bayous and rivers. * WHERE...Coastal Harris and Coastal Galveston Counties. * WHEN...Until 10 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. && $$
The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 24, 9:23 AM CDT | Coastal Flood Advisory | HGX | Brazoria, Galveston, Matagorda | 7 hr |
| Jul 24, 10:16 AM CDT | Small Craft Advisory | HGX | 12 hr | |
| Jul 24, 2:50 PM CDT | Flash Flood Watch | HGX | Brazoria, Fort Bend, Galveston, Jackson, Matagorda, Wharton | 38 hr |
| Jul 24, 4:01 PM CDT | Storm Surge Warning | HGX | Jackson, Matagorda | 30 hr |
| Jul 24, 4:06 PM CDT | Coastal Flood Warning | HGX | Brazoria, Galveston, Harris, Jackson, Matagorda | 37 hr |
Nearby
Rip Current Statements in Texas, 2020Every rip current statement in 2020
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.