Alert archive / Texas / Beach Hazards Statements in 2017

Beach Hazards Statement 9, NWS Houston/Galveston, TX

July 3, 2017Brazoria County, Chambers County, Galveston County, Texas

NWS Houston/Galveston, TX issued this beach hazards statement at Jul 3, 2017, 10:27 AM CDT for Brazoria County, Chambers County, Galveston County, Texas. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Jul 3, 2017, 10:27 AM CDT (15:27 UTC)
Expired
Jul 3, 2017, 10:00 PM CDT
In force
12 hr
Issued by
NWS Houston/Galveston, TX

Counties Brazoria County, TX, Chambers County, TX, Galveston County, TX

The radar

The Houston radar (KHGX), 14 km from the middle of the area, began a volume at 15:27 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

Lake Charles Mun, LA (KLCH), launched 12:00Z, 3.5 hours before the alert went out and 189 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, Lake Charles Mun, LA at 12:00Z on 2017-07-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1382 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, Lake Charles Mun, LA at 12:00Z on 2017-07-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -62 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
1382 J/kg
Mixed-layer CIN
-72 J/kg
Mixed-layer LCL
794 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
-62 m²/s²
0-3 km storm-relative helicity
-66 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

651 
WHUS44 KHGX 031527
CFWHGX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
1027 AM CDT MON JUL 3 2017

...STRONG RIP CURRENTS ON GULF-FACING BEACHES TODAY...

.MODERATE ONSHORE WINDS WILL CONTINUE THROUGH AT LEAST 
TONIGHT. THESE CONDITIONS WILL SUPPORT STRONG RIP CURRENTS 
AND LONGSHORE CURRENTS. CAUTION SHOULD BE USED WHEN IN AND
NEAR THE WATER. 

TXZ214-237-238-032330-
/O.NEW.KHGX.BH.S.0009.170703T1527Z-170704T0300Z/
BRAZORIA-CHAMBERS-GALVESTON-
1027 AM CDT MON JUL 3 2017

...BEACH HAZARDS STATEMENT IN EFFECT UNTIL 10 PM CDT THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A
BEACH HAZARDS STATEMENT FOR A HIGH RISK OF RIP CURRENTS, WHICH IS 
IN EFFECT UNTIL 10 PM CDT THIS EVENING. 

* HAZARDS...STRONG RIP CURRENTS. 

* TIMING...THROUGH TONIGHT. 

* LOCATION...GULF-FACING BEACHES.

* POTENTIAL IMPACTS...HAZARDOUS SWIMMING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THERE IS A HIGH RISK OF RIP CURRENTS. LIFE THREATENING RIP
CURRENTS ARE LIKELY IN THE SURF ZONE.
               
RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY
FROM SHORE...WHICH OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN THE
SANDBAR AND IN THE VICINITY OF STRUCTURES SUCH AS GROINS...
JETTIES AND PIERS. HEED THE ADVICE OF LIFEGUARDS...BEACH PATROL...
FLAGS AND SIGNS. SWIM NEAR A LIFEGUARD.
               
IF YOU BECOME CAUGHT IN A RIP CURRENT...YELL FOR HELP. REMAIN
CALM...DO NOT EXHAUST YOURSELF AND STAY AFLOAT WHILE WAITING FOR
HELP. IF YOU HAVE TO SWIM OUT OF A RIP CURRENT...SWIM PARALLEL TO
SHORE AND BACK TOWARD THE BEACH WHEN POSSIBLE. DO NOT ATTEMPT TO
SWIM DIRECTLY AGAINST A RIP CURRENT AS YOU WILL TIRE QUICKLY.


&&

$$

Nearby

Beach Hazards Statements in Texas, 2017Every beach hazards statement in 2017

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.