Alert archive / Texas / Rip Current Statements in 2023

Rip Current Statement 27, NWS Houston/Galveston, TX

May 8, 2023Brazoria County, Galveston County, Matagorda County, Texas

NWS Houston/Galveston, TX issued this rip current statement at May 8, 2023, 3:20 AM CDT for Brazoria County, Galveston County, Matagorda County, Texas. It was in force for 16 hr.

The area

The counties it named.

The facts

Issued
May 8, 2023, 3:20 AM CDT (08:20 UTC)
Expired
May 8, 2023, 7:00 PM CDT
In force
16 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 08:23 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, 8.3 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 2023-05-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1294 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 2023-05-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 113 square meters per square second.193958Sfc1 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
1294 J/kg
Mixed-layer CIN
-157 J/kg
Mixed-layer LCL
1025 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
113 m²/s²
0-3 km storm-relative helicity
198 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.4

Open this sounding in Storm Lab

The text

As transmitted.

060 
WHUS44 KHGX 080820
CFWHGX

Coastal Hazard Message
National Weather Service Houston/Galveston TX
320 AM CDT Mon May 8 2023

TXZ436>439-081630-
/O.NEW.KHGX.RP.S.0027.230508T0820Z-230509T0000Z/
Matagorda Islands-Brazoria Islands-Galveston Island-
Bolivar Peninsula-
320 AM CDT Mon May 8 2023

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

* WHAT...Dangerous rip currents.

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

&&

$$
1 follow-up statement
131 
WHUS44 KHGX 081620
CFWHGX

Coastal Hazard Message
National Weather Service Houston/Galveston TX
1120 AM CDT Mon May 8 2023

TXZ436>439-090000-
/O.CON.KHGX.RP.S.0027.000000T0000Z-230509T0000Z/
Matagorda Islands-Brazoria Islands-Galveston Island-
Bolivar Peninsula-
1120 AM CDT Mon May 8 2023

...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 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 7, 10:33 PM CDTSmall Craft AdvisoryHGX5 hr
May 8, 1:12 PM CDTSpecial Weather StatementHGXPolk33 min
May 8, 1:31 PM CDTSpecial Weather StatementHGXPolk29 min
May 8, 1:47 PM CDTSpecial Weather StatementHGXPolk28 min
May 8, 1:59 PM CDTSpecial Weather StatementHGXColorado31 min
May 8, 2:17 PM CDTSpecial Weather StatementHGXPolk28 min
May 8, 2:27 PM CDTSpecial Weather StatementHGXWashington33 min
May 8, 2:30 PM CDTSpecial Weather StatementHGXColorado30 min
May 8, 2:34 PM CDTSevere Thunderstorm WarningHGXBrazos, Grimes, Waller, Washington26 min
May 8, 3:00 PM CDTSevere Thunderstorm WarningHGXBrazos, Grimes, Waller, Washington16 min
May 8, 3:16 PM CDTSpecial Weather StatementHGXGrimes44 min
May 8, 3:23 PM CDTSpecial Weather StatementHGXWaller37 min
May 8, 3:30 PM CDTSevere Thunderstorm WarningHGXHarris, Montgomery, Waller30 min
May 8, 3:59 PM CDTSpecial Weather StatementHGXBrazos, Grimes, Walker, Washington61 min
May 8, 4:19 PM CDTAreal Flood AdvisoryHGXBrazos, Grimes, Harris, Montgomery, Walker, Waller and 1 more107 min
May 8, 5:25 PM CDTSpecial Weather StatementHGXMontgomery50 min
May 8, 5:30 PM CDTAreal Flood AdvisoryHGXHarris, Montgomery60 min
May 8, 5:52 PM CDTSevere Thunderstorm WarningHGXHarris, Montgomery38 min
May 8, 6:05 PM CDTAreal Flood AdvisoryHGXHarris, Montgomery, Waller55 min
May 8, 6:15 PM CDTSevere Thunderstorm WarningHGXColorado27 min
May 8, 6:31 PM CDTAreal Flood AdvisoryHGXHarris, Montgomery63 min
May 8, 6:37 PM CDTFlash Flood WarningHGXHarris, Montgomery23 min
May 8, 6:37 PM CDTSpecial Weather StatementHGXHarris23 min
May 8, 6:55 PM CDTSevere Thunderstorm WarningHGXHarris50 min

Nearby

Rip Current Statements in Texas, 2023Every rip current statement in 2023

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.