Alert archive / Texas / Rip Current Statements in 2020

Rip Current Statement 10, NWS Houston/Galveston, TX

May 3, 2020Brazoria County, Galveston County, Matagorda County, Texas

NWS Houston/Galveston, TX issued this rip current statement at May 3, 2020, 9:16 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 3, 2020, 9:16 AM CDT (14:16 UTC)
Expired
May 4, 2020, 1:00 AM 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 14:15 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, 2.3 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 12:00Z on 2020-05-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 270 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 2020-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -14 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
270 J/kg
Mixed-layer CIN
-460 J/kg
Mixed-layer LCL
738 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
-14 m²/s²
0-3 km storm-relative helicity
64 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

As transmitted.

643 
WHUS44 KHGX 031416
CFWHGX

Coastal Hazard Message
National Weather Service Houston/Galveston TX
916 AM CDT Sun May 3 2020

TXZ436>438-032230-
/O.NEW.KHGX.RP.S.0010.200503T1416Z-200504T0600Z/
Matagorda Islands-Brazoria Islands-
Galveston Island and Bolivar Peninsula-
916 AM CDT Sun May 3 2020

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

* WHAT...Dangerous rip currents.

* WHERE...Gulf facing beaches on the Matagorda Islands, Brazoria 
  Islands, Galveston Island and Bolivar Peninsula Counties.

* WHEN...Through at least late tonight.

* IMPACTS...Rip currents can sweep even the best swimmers away 
  from shore into deeper water.

* ADDITIONAL DETAILS...In addition to taking caution in the water,
  be careful to also abide by regulations from local authorities
  and public health officials.

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
630 
WHUS44 KHGX 031931
CFWHGX

Coastal Hazard Message
National Weather Service Houston/Galveston TX
231 PM CDT Sun May 3 2020

TXZ436>438-040600-
/O.CON.KHGX.RP.S.0010.000000T0000Z-200504T0600Z/
Matagorda Islands-Brazoria Islands-
Galveston Island and Bolivar Peninsula-
231 PM CDT Sun May 3 2020

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 1 AM CDT
MONDAY...

* WHAT...Dangerous rip currents.

* WHERE...Gulf facing beaches on the Matagorda Islands, Brazoria 
  Islands, Galveston Island and Bolivar Peninsula Counties.

* WHEN...Through at least late tonight.

* IMPACTS...Rip currents can sweep even the best swimmers away 
  from shore into deeper water.

* ADDITIONAL DETAILS...In addition to taking caution in the 
  water, be careful to also abide by regulations from local 
  authorities and public health officials.

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.

&&

$$

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.