Alert archive / Texas / Coastal Flood Statements in 2020

Coastal Flood Statement 21, NWS Brownsville, TX

November 6, 2020Kenedy County, Texas

NWS Brownsville, TX issued this coastal flood statement at Nov 6, 2020, 2:36 PM CST for Kenedy County, Texas. It took effect at Nov 6, 2020, 6:00 PM CST. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Nov 6, 2020, 2:36 PM CST (20:36 UTC)
In effect from
Nov 6, 2020, 6:00 PM CST
Expired
Nov 7, 2020, 9:00 AM CST
In force
15 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 20:38 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, 8.6 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 2020-11-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3 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 2020-11-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -37 square meters per square second.193958Sfc1 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
3 J/kg
Mixed-layer CIN
-258 J/kg
Mixed-layer LCL
1004 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
-37 m²/s²
0-3 km storm-relative helicity
-35 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

390 
WHUS44 KBRO 062036
CFWBRO

Coastal Hazard Message
National Weather Service Brownsville TX
236 PM CST Fri Nov 6 2020

TXZ256-257-351-070445-
/O.NEW.KBRO.CF.S.0021.201107T0000Z-201107T1200Z/
Coastal Willacy-Coastal Cameron-Coastal Kenedy-
236 PM CST Fri Nov 6 2020

* WHAT...Isolated minor coastal flooding expected.

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

* WHEN...From 6 PM CST this evening through late tonight.

* 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. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive through flooded roadways.

&&

$$

Castillo
2 follow-up statements
499 
WHUS44 KBRO 070407
CFWBRO

Coastal Hazard Message
National Weather Service Brownsville TX
1007 PM CST Fri Nov 6 2020

TXZ256-257-351-071200-
/O.CON.KBRO.CF.S.0021.000000T0000Z-201107T1200Z/
Coastal Willacy-Coastal Cameron-Coastal Kenedy-
1007 PM CST Fri Nov 6 2020

* WHAT...Isolated minor coastal flooding expected.

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

* WHEN...Through late tonight.

* 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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive through flooded roadways.

&&

$$
185 
WHUS44 KBRO 070913 AAA
CFWBRO

Coastal Hazard Message...UPDATED
National Weather Service Brownsville TX
313 AM CST Sat Nov 7 2020

TXZ256-257-351-071500-
/O.EXT.KBRO.CF.S.0021.000000T0000Z-201107T1500Z/
Coastal Willacy-Coastal Cameron-Coastal Kenedy-
313 AM CST Sat Nov 7 2020

* WHAT...Isolated minor coastal flooding expected.

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

* WHEN...Until 9 AM CST this morning.

* 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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive through flooded roadways.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 6, 2:34 PM CSTSmall Craft AdvisoryBRO13 hr

Nearby

Coastal Flood Statements in Texas, 2020Every coastal flood 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.