Alert archive / Texas / Rip Current Statements in 2011

Rip Current Statement 1, NWS Corpus Christi, TX

May 22, 20116 counties in Texas

NWS Corpus Christi, TX issued this rip current statement at May 22, 2011, 4:18 AM CDT for 6 counties in Texas. It took effect at May 22, 2011, 7:00 AM CDT. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued
May 22, 2011, 4:18 AM CDT (09:18 UTC)
In effect from
May 22, 2011, 7:00 AM CDT
Expired
May 22, 2011, 8:00 PM CDT
In force
13 hr
Issued by
NWS Corpus Christi, TX

Counties Aransas County, TX, Calhoun County, TX, Kleberg County, TX, Nueces County, TX, Refugio County, TX, San Patricio County, TX

The radar

The Corpus Christi radar (KCRP), 34 km from the middle of the area, began a volume at 09:18 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, 9.3 hours before the alert went out and 30 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 2011-05-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4436 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 2011-05-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 square meters per square second.19395878Sfc1 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
4436 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
593 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
85 m²/s²
Significant tornado parameter
1.4
Supercell composite
6.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

337 
WHUS44 KCRP 220918
CFWCRP

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
418 AM CDT SUN MAY 22 2011

...HIGH RISK OF RIP CURRENTS CONTINUE TODAY...

.SWELLS AROUND 8 FEET ARE APPROACHING THE MIDDLE TEXAS COAST FROM
THE SOUTHEAST. THESE SWELLS WILL RESULT IN A HIGH RISK OF DANGEROUS
RIP CURRENTS TODAY.

TXZ242>247-222230-
/O.NEW.KCRP.RP.S.0001.110522T1200Z-110523T0100Z/
KLEBERG-NUECES-SAN PATRICIO-ARANSAS-REFUGIO-CALHOUN-
418 AM CDT SUN MAY 22 2011

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

* TIMING...THE LARGE AND ROUGH SWELLS FROM THE SOUTHEAST THAT ARE
  PRODUCING THE HIGH RISK OF RIP CURRENTS WILL CONTINUE TO
  APPROACH THE MIDDLE TEXAS COAST THROUGH EARLY EVENING. PERIODS
  ARE FORECAST TO DIMINISH LATER TONIGHT...AND WINDS WILL BECOME
  MORE SOUTHERLY. HOWEVER...THE RISK FOR DANGEROUS RIP CURRENTS
  WILL REMAIN HIGHER THAN NORMAL TONIGHT.

* IMPACTS...HAZARDOUS SWIMMING CONDITIONS ARE LIKELY AT AREA
  BEACHES...INCLUDING THE CORPUS CHRISTI BEACHES. 


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 AND THE BEACH
PATROL. PAY ATTENTION TO FLAGS AND POSTED SIGNS.

IF YOU BECOME CAUGHT IN A RIP CURRENT...DO NOT PANIC. REMAIN CALM
AND BEGIN TO SWIM PARALLEL TO SHORE. ONCE YOU ARE AWAY FROM THE
FORCE OF THE RIP CURRENT...BEGIN TO SWIM BACK TO THE BEACH. DO
NOT ATTEMPT TO SWIM DIRECTLY AGAINST A RIP CURRENT. EVEN A STRONG
SWIMMER CAN BECOME EXHAUSTED QUICKLY.

$$

GW

The office that day

Everything else NWS Corpus Christi, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 22, 10:39 AM CDTSmall Craft AdvisoryCRP18 hr

Nearby

Rip Current Statements in Texas, 2011Every rip current statement in 2011

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.