Alert archive / Texas / Coastal Flood Statements in 2021

Coastal Flood Statement 28, NWS Brownsville, TX

December 19, 2021Kenedy County, Texas

NWS Brownsville, TX issued this coastal flood statement at Dec 19, 2021, 12:16 PM CST for Kenedy County, Texas. It took effect at Dec 19, 2021, 3:00 PM CST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Dec 19, 2021, 12:16 PM CST (18:16 UTC)
In effect from
Dec 19, 2021, 3:00 PM CST
Expired
Dec 19, 2021, 11:00 PM CST
In force
8 hr
Issued by
NWS Brownsville, TX

County Kenedy County, TX

The radar

The Corpus Christi radar (KCRP), 96 km from the middle of the area, began a volume at 18:17 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, 6.3 hours before the alert went out and 94 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 2021-12-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2021-12-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 211 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
887 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
211 m²/s²
0-3 km storm-relative helicity
315 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

264 
WHUS44 KBRO 191816
CFWBRO

Coastal Hazard Message
National Weather Service Brownsville TX
1216 PM CST Sun Dec 19 2021

TXZ256-257-351-200230-
/O.NEW.KBRO.CF.S.0028.211219T2100Z-211220T0500Z/
/O.CON.KBRO.RP.S.0065.000000T0000Z-211221T0000Z/
Coastal Willacy-Coastal Cameron-Coastal Kenedy-
1216 PM CST Sun Dec 19 2021

...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH MONDAY
AFTERNOON...
...COASTAL FLOOD STATEMENT IN EFFECT UNTIL 11 PM CST THIS
EVENING...

* WHAT...For the High Rip Current Risk, dangerous rip currents. 
  For the Coastal Flood Statement, isolated minor coastal 
  flooding expected.

* WHERE...Coastal Kenedy, Coastal Cameron and Coastal Willacy 
  Counties.

* WHEN...For the High Rip Current Risk, through Monday 
  afternoon. For the Coastal Flood Statement, until 11 PM CST 
  this evening.

* IMPACTS...Wave run-up may approach the dunes along narrow 
  beaches. Beach equipment, such as umbrellas and chairs, could 
  be moved by waves. Vehicles driving along narrow beaches may 
  experience higher water levels. Elevated water levels may also 
  occur across the Laguna Madre and South Bay, and along State 
  Highway 4 west of Boca Chica State Park. Rip currents can 
  sweep even the best swimmers away from shore into deeper water.

* ADDITIONAL DETAILS...Highest water levels are expected to occur
  around high tide at 7:22 PM this evening. Observed water levels
  have been running around one foot above astronomical
  predictions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive through flooded roadways.

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.

&&

$$

53
1 follow-up statement
453 
WHUS44 KBRO 200241
CFWBRO

Coastal Hazard Message
National Weather Service Brownsville TX
841 PM CST Sun Dec 19 2021

TXZ256-257-351-201600-
/O.CON.KBRO.CF.S.0028.000000T0000Z-211220T0500Z/
/O.CON.KBRO.RP.S.0065.000000T0000Z-211221T0000Z/
Coastal Willacy-Coastal Cameron-Coastal Kenedy-
841 PM CST Sun Dec 19 2021

...COASTAL FLOOD STATEMENT REMAINS IN EFFECT UNTIL 11 PM CST THIS
EVENING...
...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH MONDAY
AFTERNOON...

* WHAT...For the High Rip Current Risk, dangerous rip currents. 
  For the Coastal Flood Statement, isolated minor coastal 
  flooding.

* WHERE...Coastal Kenedy, Coastal Cameron and Coastal Willacy 
  Counties.

* WHEN...For the High Rip Current Risk, through Monday 
  afternoon. For the Coastal Flood Statement, until 11 PM CST 
  this evening.

* IMPACTS...Wave run-up may approach the dunes along narrow 
  beaches. Beach equipment, such as umbrellas and chairs, could 
  be moved by waves. Vehicles driving along narrow beaches may 
  experience higher water levels. Elevated water levels may also 
  occur across the Laguna Madre and South Bay, and along State 
  Highway 4 west of Boca Chica State Park. Rip currents can 
  sweep even the best swimmers away from shore into deeper water.

* ADDITIONAL DETAILS...Water levels from SPI Brazos Santiago
  continue to run about a foot above astronomical predictions, but
  levels should be decreasing as high tide occurred at 7:22 PM 
  this evening. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive through flooded roadways.

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 Brownsville, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 18, 6:03 PM CSTSpecial Weather StatementBROCameron42 min
Dec 18, 6:31 PM CSTSpecial Weather StatementBROCameron44 min
Dec 18, 7:14 PM CSTSpecial Weather StatementBROZapata46 min

Nearby

Coastal Flood Statements in Texas, 2021Every coastal flood statement in 2021

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.