Alert archive / Texas / Rip Current Statements in 2020

Rip Current Statement 19, NWS Houston/Galveston, TX

May 28, 2020Brazoria County, Galveston County, Matagorda County, Texas

NWS Houston/Galveston, TX issued this rip current statement at May 28, 2020, 9:23 AM CDT for Brazoria County, Galveston County, Matagorda County, Texas. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
May 28, 2020, 9:23 AM CDT (14:23 UTC)
Expired
May 29, 2020, 12:00 AM CDT
In force
15 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 14:24 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.

Skew-T log-pSkew-T log-p diagram, Corpus Christi, TX at 12:00Z on 2020-05-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1487 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 12:00Z on 2020-05-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 157 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
1487 J/kg
Mixed-layer CIN
-355 J/kg
Mixed-layer LCL
1307 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
157 m²/s²
0-3 km storm-relative helicity
319 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.6

Open this sounding in Storm Lab

The text

As transmitted.

670 
WHUS44 KHGX 281423
CFWHGX

Coastal Hazard Message
National Weather Service Houston/Galveston TX
923 AM CDT Thu May 28 2020

TXZ436>438-282230-
/O.NEW.KHGX.RP.S.0019.200528T1423Z-200529T0600Z/
Matagorda Islands-Brazoria Islands-
Galveston Island and Bolivar Peninsula-
923 AM CDT Thu May 28 2020

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

* WHAT...Dangerous rip currents.

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

* 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.

&&

$$
1 follow-up statement
356 
WHUS44 KHGX 282053
CFWHGX

Coastal Hazard Message
National Weather Service Houston/Galveston TX
353 PM CDT Thu May 28 2020

TXZ436>438-290500-
/O.EXT.KHGX.RP.S.0019.000000T0000Z-200529T0500Z/
Matagorda Islands-Brazoria Islands-
Galveston Island and Bolivar Peninsula-
353 PM CDT Thu May 28 2020

...HIGH RIP CURRENT RISK NOW IN EFFECT UNTIL MIDNIGHT CDT
TONIGHT...

* WHAT...Dangerous rip currents.

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

* WHEN...Until midnight CDT 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 27, 7:33 PM CDTSpecial Weather StatementHGXMontgomery42 min
May 27, 7:45 PM CDTSpecial Weather StatementHGXBrazos45 min
May 27, 8:04 PM CDTSpecial Weather StatementHGXBurleson, Washington41 min
May 27, 8:59 PM CDTSpecial Weather StatementHGXWashington46 min
May 27, 10:02 PM CDTSpecial Weather StatementHGXJackson58 min
May 28, 12:15 AM CDTSpecial Weather StatementHGXWashington60 min
May 28, 1:04 AM CDTSpecial Weather StatementHGXBurleson41 min
May 28, 11:33 AM CDTSpecial Weather StatementHGXLiberty42 min
May 28, 11:47 AM CDTSevere Thunderstorm WarningHGXLiberty43 min
May 28, 12:04 PM CDTSpecial Weather StatementHGXChambers41 min
May 28, 12:04 PM CDTTornado WarningHGXLiberty26 min
May 28, 12:42 PM CDTSpecial Marine WarningHGX63 min
May 28, 12:49 PM CDTSevere Thunderstorm WarningHGXChambers26 min
May 28, 1:45 PM CDTSpecial Marine WarningHGX45 min
May 28, 2:11 PM CDTSpecial Weather StatementHGXHarris49 min
May 28, 2:18 PM CDTSpecial Weather StatementHGXGalveston42 min
May 28, 2:27 PM CDTSpecial Marine WarningHGX63 min
May 28, 2:44 PM CDTSevere Thunderstorm WarningHGXGalveston46 min
May 28, 2:51 PM CDTTornado WarningHGXGalveston24 min
May 28, 3:16 PM CDTSevere Thunderstorm WarningHGXGalveston14 min
May 28, 3:30 PM CDTSpecial Weather StatementHGXGalveston60 min
May 28, 3:49 PM CDTSpecial Marine WarningHGX86 min
May 28, 4:02 PM CDTSpecial Weather StatementHGXBrazoria, Galveston58 min
May 28, 4:52 PM CDTSevere Thunderstorm WarningHGXBrazoria38 min
May 28, 5:56 PM CDTSpecial Weather StatementHGXMatagorda49 min
May 28, 6:53 PM CDTSpecial Marine WarningHGX37 min

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.