Alert archive / Texas / Coastal Flood Statements in 2019

Coastal Flood Statement 21, NWS Brownsville, TX

October 1, 2019Kenedy County, Texas

NWS Brownsville, TX issued this coastal flood statement at Oct 1, 2019, 11:09 PM CDT for Kenedy County, Texas. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Oct 1, 2019, 11:09 PM CDT (04:09 UTC)
Expired
Oct 2, 2019, 9:00 AM CDT
In force
10 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 04:07 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, 4.2 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 00:00Z on 2019-10-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1717 joules per kilogram.LCLEL10008507005003002001001 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 2019-10-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 7 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
1717 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
907 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
7 m²/s²
0-3 km storm-relative helicity
12 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.2

Open this sounding in Storm Lab

The text

As transmitted.

843 
WHUS44 KBRO 020409
CFWBRO

Coastal Hazard Message
National Weather Service Brownsville TX
1109 PM CDT Tue Oct 1 2019

...Minor Coastal Flooding Possible Tonight...

.Easterly Gulf swells will combine with tides running above 
astronomical predictions to push water up to the base of some 
dunes within a few hours on either side of high tide Tuesday 
evening.

TXZ256-257-351-021215-
/O.NEW.KBRO.CF.S.0021.191002T0409Z-191002T1400Z/
Coastal Willacy-Coastal Cameron-Coastal Kenedy-
1109 PM CDT Tue Oct 1 2019

...COASTAL FLOOD STATEMENT IS IN EFFECT TONIGHT...

* COASTAL FLOODING...The combination of Gulf swells and tides
  running about a foot above astronomical predictions may result
  in water run-up to the base of the dunes at area beaches.

* TIMING...The maximum inundation will occur around high tide,
  which is at 7 24 PM Tuesday evening. The next low tide will be
  at 12 02 PM Wednesday. Dune run-up will be possible through
  early Wednesday morning.
 
* IMPACTS...Beach equipment such as umbrellas and chairs could be
  moved by the waves. Vehicles driving on the area beaches may 
  encounter water running up to near the dunes.

$$
1 follow-up statement
953 
WHUS44 KBRO 020747
CFWBRO

Coastal Hazard Message
National Weather Service Brownsville TX
247 AM CDT Wed Oct 2 2019

...Minor Coastal Flooding Possible Tonight...

.Easterly Gulf swells will combine with tides running above
astronomical predictions to push water up to the base of some
dunes within a few hours on either side of high tide Wednesday 
evening.

TXZ256-257-351-031200-
/O.NEW.KBRO.CF.S.0022.191002T2000Z-191003T1200Z/
/O.CON.KBRO.CF.S.0021.000000T0000Z-191002T1400Z/
Coastal Willacy-Coastal Cameron-Coastal Kenedy-
247 AM CDT Wed Oct 2 2019

...COASTAL FLOOD STATEMENT IS IN EFFECT TONIGHT...

* COASTAL FLOODING...The combination of Gulf swells and tides 
  running about a foot above astronomical predictions may result 
  in water run-up to the base of the dunes at area beaches. 

* TIMING...The maximum inundation will occur around high tide,
  which is at 9 16 PM Wednesday evening. Dune run-up will be
  possible a few hours either side of high tide.  

* IMPACTS...Beach equipment such as umbrellas and chairs could 
  be moved by the waves. Vehicles driving on the area beaches 
  may encounter water running up to near the dunes. 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 2, 2:47 AM CDTCoastal Flood StatementBROKenedy28 hr

Nearby

Coastal Flood Statements in Texas, 2019Every coastal flood statement in 2019

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.