Alert archive / Texas / Rip Current Statements in 2021

Rip Current Statement 29, NWS Houston/Galveston, TX

May 23, 2021Brazoria County, Galveston County, Matagorda County, Texas

NWS Houston/Galveston, TX issued this rip current statement at May 23, 2021, 10:07 PM CDT for Brazoria County, Galveston County, Matagorda County, Texas. It was in force for 65 hr.

The area

The counties it named.

The facts

Issued
May 23, 2021, 10:07 PM CDT (03:07 UTC)
Expired
May 26, 2021, 2:57 PM CDT
In force
65 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 03:05 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, 3.1 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.

Skew-T log-pSkew-T log-p diagram, Corpus Christi, TX at 00:00Z on 2021-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1106 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Corpus Christi, TX at 00:00Z on 2021-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -16 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1106 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
778 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
-16 m²/s²
0-3 km storm-relative helicity
-23 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

456 
WHUS44 KHGX 240307
CFWHGX

Coastal Hazard Message
National Weather Service Houston/Galveston TX
1007 PM CDT Sun May 23 2021

TXZ436>439-241115-
/O.NEW.KHGX.RP.S.0029.210524T0307Z-210525T0000Z/
Matagorda Islands-Brazoria Islands-Galveston Island-
Bolivar Peninsula-
1007 PM CDT Sun May 23 2021

...HIGH RIP CURRENT RISK IN EFFECT THROUGH MONDAY EVENING...

* WHAT...Dangerous rip currents.

* WHERE...Matagorda Islands, Brazoria Islands, Galveston Island 
  and Bolivar Peninsula Counties.

* 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.

&&

$$
10 follow-up statements
457 
WHUS44 KHGX 240937
CFWHGX

Coastal Hazard Message
National Weather Service Houston/Galveston TX
437 AM CDT Mon May 24 2021

TXZ436>439-241745-
/O.CON.KHGX.RP.S.0029.000000T0000Z-210525T0000Z/
Matagorda Islands-Brazoria Islands-Galveston Island-
Bolivar Peninsula-
437 AM CDT Mon May 24 2021

...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THIS EVENING...

* WHAT...Dangerous rip currents.

* WHERE...Matagorda Islands, Brazoria Islands, Galveston Island 
  and Bolivar Peninsula.

* 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.

&&

$$
617 
WHUS44 KHGX 241558
CFWHGX

Coastal Hazard Message
National Weather Service Houston/Galveston TX
1058 AM CDT Mon May 24 2021

TXZ436>439-250000-
/O.CON.KHGX.RP.S.0029.000000T0000Z-210525T0000Z/
Matagorda Islands-Brazoria Islands-Galveston Island-
Bolivar Peninsula-
1058 AM CDT Mon May 24 2021

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* WHAT...Dangerous rip currents.

* WHERE...Matagorda Islands, Brazoria Islands, Galveston Island 
  and Bolivar Peninsula.

* 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.

&&

$$
990 
WHUS44 KHGX 242131
CFWHGX

Coastal Hazard Message
National Weather Service Houston/Galveston TX
431 PM CDT Mon May 24 2021

TXZ436>439-250545-
/O.EXT.KHGX.RP.S.0029.000000T0000Z-210526T0000Z/
Matagorda Islands-Brazoria Islands-Galveston Island-
Bolivar Peninsula-
431 PM CDT Mon May 24 2021

...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH TUESDAY EVENING...

* WHAT...Dangerous rip currents along Gulf-facing beaches.

* WHERE...Matagorda Islands, Brazoria Islands, Galveston Island 
  and Bolivar Peninsula.

* WHEN...Through Tuesday 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.

&&

$$
963 
WHUS44 KHGX 250315
CFWHGX

Coastal Hazard Message
National Weather Service Houston/Galveston TX
1015 PM CDT Mon May 24 2021

TXZ436>439-251115-
/O.CON.KHGX.RP.S.0029.000000T0000Z-210526T0000Z/
Matagorda Islands-Brazoria Islands-Galveston Island-
Bolivar Peninsula-
1015 PM CDT Mon May 24 2021

...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH TUESDAY
EVENING...

* WHAT...Dangerous rip currents along Gulf-facing beaches.

* WHERE...Matagorda Islands, Brazoria Islands, Galveston Island 
  and Bolivar Peninsula.

* WHEN...Through Tuesday 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.

&&

$$
729 
WHUS44 KHGX 250832
CFWHGX

Coastal Hazard Message
National Weather Service Houston/Galveston TX
332 AM CDT Tue May 25 2021

TXZ436>439-251645-
/O.CON.KHGX.RP.S.0029.000000T0000Z-210526T0000Z/
Matagorda Islands-Brazoria Islands-Galveston Island-
Bolivar Peninsula-
332 AM CDT Tue May 25 2021

...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THIS EVENING...

* WHAT...Dangerous rip currents along Gulf-facing beaches.

* WHERE...Matagorda Islands, Brazoria Islands, Galveston Island 
  and Bolivar Peninsula.

* WHEN...Through Tuesday 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.

&&

$$
040 
WHUS44 KHGX 252013
CFWHGX

Coastal Hazard Message
National Weather Service Houston/Galveston TX
313 PM CDT Tue May 25 2021

TXZ436>439-260415-
/O.EXT.KHGX.RP.S.0029.000000T0000Z-210526T1500Z/
Matagorda Islands-Brazoria Islands-Galveston Island-
Bolivar Peninsula-
313 PM CDT Tue May 25 2021

...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH WEDNESDAY
MORNING...

* WHAT...Dangerous rip currents along Gulf-facing beaches.

* WHERE...Matagorda Islands, Brazoria Islands, Galveston Island 
  and Bolivar Peninsula.

* WHEN...At least through Wednesday morning.

* 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.

&&

$$
321 
WHUS44 KHGX 260304
CFWHGX

Coastal Hazard Message
National Weather Service Houston/Galveston TX
1004 PM CDT Tue May 25 2021

TXZ436>439-261115-
/O.CON.KHGX.RP.S.0029.000000T0000Z-210526T1500Z/
Matagorda Islands-Brazoria Islands-Galveston Island-
Bolivar Peninsula-
1004 PM CDT Tue May 25 2021

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 10 AM CDT
WEDNESDAY...

* WHAT...Dangerous rip currents along Gulf-facing beaches.

* WHERE...Matagorda Islands, Brazoria Islands, Galveston Island 
  and Bolivar Peninsula.

* WHEN...At least through Wednesday morning.

* 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.

&&

$$
276 
WHUS44 KHGX 260831
CFWHGX

Coastal Hazard Message
National Weather Service Houston/Galveston TX
331 AM CDT Wed May 26 2021

TXZ436>439-261500-
/O.CON.KHGX.RP.S.0029.000000T0000Z-210526T1500Z/
Matagorda Islands-Brazoria Islands-Galveston Island-
Bolivar Peninsula-
331 AM CDT Wed May 26 2021

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 10 AM CDT THIS
MORNING...

* WHAT...Dangerous rip currents along Gulf-facing beaches.

* WHERE...Matagorda Islands, Brazoria Islands, Galveston Island 
  and Bolivar Peninsula.

* WHEN...At least through Wednesday morning.

* 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.

&&

$$
460 
WHUS44 KHGX 261423
CFWHGX

Coastal Hazard Message
National Weather Service Houston/Galveston TX
923 AM CDT Wed May 26 2021

TXZ436>439-262230-
/O.EXT.KHGX.RP.S.0029.000000T0000Z-210527T0700Z/
Matagorda Islands-Brazoria Islands-Galveston Island-
Bolivar Peninsula-
923 AM CDT Wed May 26 2021

...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH LATE TONIGHT...

* WHAT...Dangerous rip currents along Gulf-facing beaches.

* WHERE...Matagorda Islands, Brazoria Islands, Galveston Island 
  and Bolivar Peninsula.

* WHEN...Through late tonight.

* 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.

&&

$$
585 
WHUS44 KHGX 261957
CFWHGX

Coastal Hazard Message
National Weather Service Houston/Galveston TX
257 PM CDT Wed May 26 2021

TXZ436>439-262100-
/O.CAN.KHGX.RP.S.0029.000000T0000Z-210527T0700Z/
Matagorda Islands-Brazoria Islands-Galveston Island-
Bolivar Peninsula-
257 PM CDT Wed May 26 2021

...HIGH RIP CURRENT RISK IS CANCELLED...

There is no longer a high risk for strong rip currents for today,
therefore, the high rip current risk statement has been canceled.
However, rip currents could still be strong enough to drag people
far out from the shore. Swimming near a lifeguard is recommended.

$$

The office that day

Everything else NWS Houston/Galveston, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 24, 9:28 AM CDTRiver Flood WarningHGXLavaca31 hr
May 24, 10:19 AM CDTAreal Flood AdvisoryHGXBrazoria, Fort Bend, Harris, Montgomery, Waller116 min
May 24, 11:14 AM CDTAreal Flood AdvisoryHGXHarris, Montgomery3 hr
May 24, 11:40 AM CDTSpecial Marine WarningHGX50 min
May 24, 11:42 AM CDTAreal Flood AdvisoryHGXBrazoria, Fort Bend, Galveston, Harris2 hr
May 24, 12:42 PM CDTFlash Flood WarningHGXHarris, Montgomery3 hr
May 24, 1:54 PM CDTSpecial Weather StatementHGXBrazoria51 min
May 24, 2:50 PM CDTAreal Flood AdvisoryHGXBrazoria115 min
May 24, 3:44 PM CDTAreal Flood WarningHGXBrazoria, Harris2 hr
May 24, 5:47 PM CDTFlash Flood WarningHGXAustin, Colorado, Washington4 hr
May 24, 6:18 PM CDTSpecial Weather StatementHGXAustin42 min

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.